We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain

We are delighted to welcome you to the IEEE 9th International Conference on Research Challenges in Information Science (RCIS). This conference series has become a leading forum for diseminating advances in information science research, development and applications, attracting high-quality original research papers on various topics, such as Information Systems Engineering, including Services, Modeling and Design, and Requirements Engineering, Business Processes, Information Search and Discovery, Data Management and Strategic Management.

The 9th International Conference on Research Challenges in Information Science (RCIS) is sponsored by Harokopio University of Athens, IEEE Greece Section, IEEE Computer Society Greek Chapter and Greek Computer Society.

RCIS 2015 program consists of 17 research paper sessions, 2 doctoral consortium sessions and 4 tutorials. We are honored to feature the following distinguished speakers for their inspiring keynotes:

Prof. Eric Dubois, CRP H. Tudor Luxembourg Institute of Science and Technology Dr. John Favaro, Software Consultant, Italy Prof. Bénédicte Le Grand, Université Paris1 Panthéon Sorbonne, France

We are deeply grateful to all who have contributed to this program, particularly the program board and the program committee for their profound contribution. Last but not least, we are grateful to the local organizers for their assistance in organising a successful conference and all attendees for joining us in Athens.

We invite you to explore and enjoy this interesting program and share ideas with other researchers and practitioners to foster new research and innovation in information science and its applications.

Conference General Co-Chairs Colette Rolland, Université Paris 1 Panthéon-Sorbonne, France Dimosthenis Anagnostopoulos, Harokopio University of Athens, Greece

Conference Program Co-Chairs Pericles Loucopoulos, Manchester University, UK Cesar Gonzalez-Perez, Institute of Heritage Sciences, Spanish National Research Council, Spain