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Multimedia Services in Intelligent Environments: Advanced Tools and Methodologies PDF

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George A. Tsihrintzis and Lakhmi C. Jain (Eds.) Multimedia Services in Intelligent Environments Studies in Computational Intelligence, Volume 120 Editor-in-chief Prof. Janusz Kacprzyk Systems Research Institute Polish Academy of Sciences ul. Newelska 6 01-447 Warsaw Poland E-mail: George A. Tsihrintzis Lakhmi C. Jain (Eds.) Multimedia Services in Intelligent Environments Advanced Tools and Methodologies With 153 Figures and 24 Tables 123 Professor Dr. George A. Tsihrintzis Professor Dr. Lakhmi C. Jain Department of Informatics School of Electrical & Information University of Piraeus Engineering Karaoli-Dimitriou Str. 80 University of South Australia 185 34 Piraeus KES Centre Greece Mawson Lakes Campus Preface Multimedia services involve processing, transmission and retrieval of multiple forms of information. Multimedia services have gained momentum in the past few years due to the easy availability of computing power and storage media. Society is demanding human-like intelligent behaviour, such as adaptation and generalization, from machines every day. With this view in mind, researchers are working on fusing intelligent paradigms such as artificial neural networks, swarm intelligence, artificial immune systems, evolutionary computing and multiagents with multimedia services. Artificial neural networks use neurons, interconnected using various schemes, for fusing learning in multimedia-based systems. Evolutionary com- puting techniques are used in tasks such as optimization. Typical multiagent systems are based on Belief-Desire-Intention model and act on behalf of the users. Typical examples of intelligent multimedia services include digital li- braries, e-learning and teaching, e-government, e-commerce, e-entertainment, e-health and e-legal services. This book includes 15 chapters on advanced tools and methodologies pertaining to the multimedia services. The authors and reviewers have con- tributed immensely to this research-oriented book. We believe that this re- search volume will be valuable to professors, researchers and students of all disciplines, such as computer science, engineering and management. We express our sincere thanks to Springer-Verlag for their wonderful edi- torial support. Greece George A. Tsihrintzis, Australia, 2008 Lakhmi C. Jain, Contents 1 Multimedia Services in Intelligent Environments: An Introduction George A. Tsihrintzis and Lakhmi C. Jain . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2 Audiovisual Compression for Multimedia Services in Intelligent Environments Christos Grecos and Ming Yuan Yang . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 3 Generalized Recognition of Sound Events: Approaches and Applications Ilyas Potamitis and Todor Ganchev . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 4 An Overview of Speech/Music Discrimination Techniques in the Context of Audio Recordings Aggelos Pikrakis, Theodoros Giannakopoulos, and Sergios Theodoridis . . 81 5 Multichannel Audio Coding for Multimedia Services in Intelligent Environments Athanasios Mouchtaris and Panagiotis Tsakalides . . . . . . . . . . . . . . . . . . . . 103 6 Temporal Video Transcoding for Multimedia Services Francesca Lonetti and Francesca Martelli . . . . . . . . . . . . . . . . . . . . . . . . . . . 149 7 Individualization of Content-Based Image Retrieval Systems via Objective Feature Subset Selection D.N. Sotiropoulos, A.S. Lampropoulos, and G.A. Tsihrintzis . . . . . . . . . . . 181 8 Audio-Visual Multimedia Retrieval on Mobile Devices Iftikhar Ahmad and Moncef Gabbouj . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203 9 Cryptography and Data Hiding for Media Security Alessandro Piva . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227 VIII Contents 10 Multimedia Information Security Constantinos Patsakis and Nikolaos Alexandris . . . . . . . . . . . . . . . . . . . . . . 257 11 Multimedia Services Applied to Noise and Hearing Monitoring and Measuring Andrzej Czyzewski, Bozena Kostek, and Jozef Kotus . . . . . . . . . . . . . . . . . . 275 12 Vision-Based Tracking for Mobile Augmented Reality Fakhreddine Ababsa, Madjid Maidi, Jean-Yves Didier, and Malik Mallem. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297 13 Rights Management and Licensing Multimedia Services Renato Iannella . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327 14 Automated Lecture Services Cha Zhang and Yong Rui . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351 15 Recommender Services in Scientific Digital Libraries Markus Franke, Andreas Geyer-Schulz, and Andreas W. Neumann . . . . . 377 1 Multimedia Services in Intelligent Environments: An Introduction 1 2 George A. Tsihrintzis and Lakhmi C. Jain 1 Department of Informatics, University of Piraeus 2 School of Electrical and Information Engineering, University of South Australia Summary. This chapter presents an overview of multimedia services in intelligent environments and outlines the contents of the book. Multimedia services is the term chosen to describe services which rely on the coordinated and secure storage, processing, transmission, and retrieval of multiple forms of information. The term refers to various levels of data processing and includes applications areas such as digital libraries, e-learning, e-government, e-commerce, e-entertainment, e-health, or e-legal services. Besides the introductory chapter, this book includes 14 addi- tional chapters. Nine of these chapters attempt to cover various aspects of low level data processing in multimedia services in intelligent environments, such as storage, recognition and classification, transmission, information retrieval, and information securing. Four additional chapters present intermediate level multimedia services in noise and hearing monitoring and measuring, augmented reality, automated lec- ture rooms and rights management and licensing. Finally, Chap. 15 is devoted to a high-level intelligent recommender service in scientific digital libraries. 1.1 Introduction The coordinated and secure storage, processing, transmission, and retrieval of multiple forms of information, such as audio, image, video, animation, graph- ics, and text, has become a vibrant field of research and development over the last decade. The umbrella term usually coined to refer to this research activity is Multimedia Systems (Lat. Multum + Medium) and seems to have been borrowed from the fine arts [1–4]. Alternatively, the terms mixed media, or rich media, or interactive media, or integrated media are considered as (more or less) synonymous to the term multimedia. On the other hand, the term hypermedia may be considered as an application of multimedia in which multiple forms of information content, such as audio, image, video, anima- tion, graphics, and text and hyperlinks, are all present and intertwined in a non-linear medium of information [1–4]. Even though the term “multimedia systems” is still vaguely used to a large extent, it is nowadays understood that the term implies systems that perform G.A. Tsihrintzis and L.C. Jain: Multimedia Services in Intelligent Environments: An Introduction, Studies in Computational Intelligence (SCI) 120, 1–8 (2008) www.springerlink.com ⃝c Springer-Verlag Berlin Heidelberg 2008 2 G.A. Tsihrintzis and L.C. Jain various tasks of handling pieces of information that may be of diverse forms, but are linked together into a single entity. Thus, the term “integrated media systems” may be more accurate. However, the term “multimedia systems” is still more widespread. Early multimedia systems are to be found in fine art performances [1–4]. Later on, computers with CD-ROM drives were often called “multimedia computers,” as they carried the ability to store, process and visualized data in various forms. Today, multimedia systems have become very com- mon and are used in various applications. New processing paradigms and software/hardware technology advances have allowed the development of mul- timedia systems capable of storing, processing, transmitting, retrieving, and securing vast amounts of data in various forms. At a time when computers are more widespread than ever and computer users range from highly qualified scientists to non-computer-expert profession- als and may include people with special needs, interactivity, personalization and adaptivity have become a necessity in modern multimedia systems [5]. Modern intelligent multimedia systems need to be interactive not only through classical modes of interaction where the user inputs information through a key- board or mouse. They must also support other modes of interaction, such as visual or lingual computer–user interfaces, which render them more attractive, user friendlier, more human-like and more informative. On the other hand, the solution of “one-fits-all” is no longer applicable to wide ranges of users of various backgrounds and needs. Therefore, one important goal of many intelligent multimedia systems is their ability to adapt dynamically to their users [5]. To achieve these goals, intelligent multimedia systems need to evolve at all levels of processing. This includes further research and development of low-level data processing for information security, compression, transmission, clustering, classification and retrieval [6–19]. This research leads into the development of new and more efficient intermediate-level intelligent multime- dia systems for such applications, as information tracking, human and object monitoring, home and office automation, environmental information systems, or systems for rights management and licensing. Such intermediate-level in- telligent multimedia systems are the building blocks of high-level intelligent multimedia services for such application areas, digital libraries [20], e-learning [21], e-government [22], e-commerce [23], e-entertainment [24], e-health [25], or e-legal services [26] (Fig. 1.1). 1.2 Intelligent Multimedia Services Multimedia Services based on multimedia systems have made significant progress in recent times, as they arise in various areas including, but not limited to, advertisement, art, business, creative industries, education, enter- tainment, engineering, medicine, mathematics, scientific research and other 1 Multimedia Services in Intelligent Environments: An Introduction 3 e-entertainment, e-health, e-legal services, e-commerce, e-government, e-learning, digital libraries Information tracking, human and object monitoring, automated home, office and lecture rooms, noise monitoring, intelligent environmental information systems, rights management and licensing Compression, processing, transmission, security, clustering, recognition, classification, retrieval. Fig. 1.1. Several levels of intelligent multimedia systems and services applications. The growth rate of multimedia services has become explosive, as technological progress is forced to match consumer hunger for content. A typical example of multimedia service growth is the activity in mo- bile software. The term mobile services refers to services requested by a user of a mobile network through his/her mobile device. Early stage mobile ser- vices were centered on voice communication (i.e. telephony) and were available only in telecommunication networks. However, with consumers requesting that modern mobile devices offer more than just voice communication, mobile soft- ware has already begun to provide access to a vast array of data and services. In general, mobile services, can be classified in several ways such as voice/call services (e.g. call forwarding, call waiting, calling line identification, missed call notification, or conference call service), location-based services (e.g. locat- ing a street address or business or providing navigation information), trans- action services (e.g. mobile banking or payments made directly over mobile phones), advertising services, and multimedia mobile services [27–30]. Mobile multimedia services provide means for delivering multimedia con- tent and information between two mobile stations or between a mobile station and an operator. Today, mobile technology is capable of offering its users com- mercial opportunities for creation and sharing of multimedia. Thus, a variety of mobile multimedia services give users the ability to use their device not just for telecommunication purposes, but also for a variety of other purposes, such as entertainment, learning, medicine, or advertisement [31]. One of the early mobile multimedia services was the ability to create com- plex messages with multimedia content, audio, image and video. This allowed mobile users not only to communicate via short messages (SMS’s), but also

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