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Displaying 1-39 out of 39 total
Influence of Playability and Usability in a Mobile Human Computation Game
Found in: 2012 32nd International Conference on Distributed Computing Systems Workshops (ICDCS Workshops)
By Somasundaram Kothandapani,Dion Hoe-Lian Goh,Khasfariyati Razikin
Issue Date:June 2012
pp. 75-78
Human Computation Games (HCGs) are applications that harness human intelligence to generate content using the element of fun. Originating in the Web environment, HCGs have now appeared on mobile devices with the advent of global positioning systems, wirele...
 
A Survey and Typology of Human Computation Games
Found in: Information Technology: New Generations, Third International Conference on
By Ei Pa Pa Pe-Than,Dion Hoe-Lian Goh,Chei Sian Lee
Issue Date:April 2012
pp. 720-725
Human computation games (HCGs) can be seen as a paradigm that makes use of human brain power to solve computational problems as a byproduct of game play. In recent years, HCGs are increasing in popularity within various application areas which aim to harve...
 
Sharing in Social News Websites: Examining the Influence of News Attributes and News Sharers
Found in: Information Technology: New Generations, Third International Conference on
By Long Ma,Chei Sian Lee,Dion Hoe-Lian Goh
Issue Date:April 2012
pp. 726-731
Social news websites (e.g. Digg, Reddit) have become a new and influential global phenomenon. Such websites present opportunities for individuals to participate in news creation and diffusion and thus have fundamentally transformed the ways people consume ...
 
Understanding Location-Based Information Sharing in a Mobile Human Computation Game
Found in: International Conference on Internet of Things and International Conference on Cyber, Physical and Social Computing
By Dion Hoe-Lian Goh,Khasfariyati Razikin,Alton Y.K. Chua,Chei Sian Lee,Keng-Tiong Tan
Issue Date:October 2011
pp. 209-216
Human Computation Games (HCGs), harness the element of fun from games and information is generated as a byproduct of game play. A number of location-based mobile HCGs have emerged recently. Understanding actual usage and usability issues is crucial in iden...
 
Quadripartite Graph-based Clustering of Questions
Found in: Information Technology: New Generations, Third International Conference on
By Mohan John Blooma, Alton Y.K. Chua, Dion Hoe-Lian Goh
Issue Date:April 2011
pp. 591-596
In a Community Question Answering (CQA) service, each user interaction is different and since there are a variety of complex questions, identifying similar questions for reusing answers is difficult. This is mainly because of lexical mismatch problem. This...
 
Whither Mobile Social Application Prototypes? Implications for Development and Research
Found in: Information Technology: New Generations, Third International Conference on
By Thara Ravindran, Alton Y.K. Chua, Dion Hoe-Lian Goh
Issue Date:April 2011
pp. 1088-1089
Mobile social applications are becoming increasingly popular with a growing number of users turning to their mobile devices for socializing, information sharing and/or gaming. The increased interest in the domain has resulted in numerous mobile social appl...
 
SPLASH: Perspectives on Mobile Socializing, Playing and Content Sharing
Found in: Information Technology: New Generations, Third International Conference on
By Khasfariyati Razikin, Keng-Tiong Tan, Dion Hoe-Lian Goh, Alton Y.K. Chua, Chei Sian Lee
Issue Date:April 2011
pp. 873-878
Social computing applications have empowered users to create and share content. Users are able to share rich location-based multimedia information by harnessing the phone capabilities such as Global Positioning Systems and wireless networking. An emerging ...
 
The Influence of User-Context on Mobile Information Needs
Found in: Advanced Information Networking and Applications Workshops, International Conference on
By Alton Y.K. Chua, Radhika Shenoy Balkunje, Dion Hoe-Lian Goh
Issue Date:March 2011
pp. 721-726
This paper aims to study the influence of user-context on mobile information needs with the following two objectives. (1) To identify the role of user-context as a trigger for mobile information needs and (2) To examine how user-context can affect the fulf...
 
What Makes a High-Quality User-Generated Answer?
Found in: IEEE Internet Computing
By Blooma Mohan John, Alton Yeow-Kuan Chua, Dion Hoe-Lian Goh
Issue Date:January 2011
pp. 66-71
Community-driven question-answering (CQA) services on the Internet let users share content in the form of questions and answers. Usually, questions attract multiple answers of varying quality from other users. A new approach aims to identify high-quality a...
 
Looking for a Good Time: Information Seeking in a Mobile Content Sharing and Gaming Environments
Found in: Cyberworlds, International Conference on
By Guanghao Low, Dion Hoe-Lian Goh, Chei Sian Lee
Issue Date:October 2010
pp. 231-238
Indagator is a mobile application which incorporates multiplayer, pervasive gaming elements into content sharing. The application allows users to annotate physical locations with multimedia content (annotations), and concurrently, provide opportunities for...
 
Selection of the Best Answer in CQA Services
Found in: Information Technology: New Generations, Third International Conference on
By Mohan John Blooma, Alton Yeow-Kuan Chua, Dion Hoe-Lian Goh
Issue Date:April 2010
pp. 534-539
This study examines the factors that affect the selection of the best answer in a Community-driven Question Answering service (Yahoo! Answers). Factors identified were classified into three categories namely, social, textual and content-appraisal features....
 
Managing Media Rich Geo-spatial Annotations for a Map-Based Mobile Application Using Clustering
Found in: Information Technology: New Generations, Third International Conference on
By Khasfariyati Razikin, Dion Hoe-Lian Goh, Ee-Peng Lim, Aixin Sun, Yin-Leng Theng, Thi Nhu Quynh Kim, Kalyani Chatterjea, Chew-Hung Chang
Issue Date:April 2010
pp. 138-143
With the prevalence of mobile devices that are equipped with wireless Internet capabilities and Global Positioning System (GPS) functionality, the creation and access of user-generated content are extended to users on the go. Such content are tied to real ...
 
Sharing Hierarchical Mobile Multimedia Content Using the MobiTOP System
Found in: Mobile Data Management, IEEE International Conference on
By Quang Minh Nguyen, Thi Nhu Quynh Kim, Dion Hoe-Lian Goh, Ee-Peng Lim, Yin-Leng Theng, Kalyani Chatterjea, Chew-Hung Chang, Aixin Sun, Khasfariyati Razikin
Issue Date:May 2009
pp. 637-642
We introduce MobiTOP (Mobile Tagging of Objects and People), a map-based application which allows users to contribute and share geo-referenced multimedia annotations via mobile devices. An important feature of MobiTOP is that annotations are hierarchical, ...
 
A Trend Analysis of the Question Answering Domain
Found in: Information Technology: New Generations, Third International Conference on
By Mohan John Blooma, Alton Yeow Kuan Chua, Dion Hoe-Lian Goh, Lee Chu Keong
Issue Date:April 2009
pp. 1522-1527
We present a trend analysis of the question answering (QA) domain. Using bibliometric mapping, we sketched the boundary of the domain by uncovering the topics central to and peripheral to QA research in the new millennium. This paper visualizes the evoluti...
 
Exploring Hierarchically Organized Georeferenced Multimedia Annotations in the MobiTOP System
Found in: Information Technology: New Generations, Third International Conference on
By Thi Nhu Quynh Kim, Khasfariyati Razikin, Dion Hoe-Lian Goh, Yin Leng Theng, Quang Minh Nguyen, Ee-Peng Lim, Aixin Sun, Chew Hung Chang, Kalyani Chatterjea
Issue Date:April 2009
pp. 1355-1360
We introduce MobiTOP, a map-based interface for accessing hierarchically organized georeferenced annotations. Each annotation contains multimedia content associated with a location, and users are able to annotate existing annotations, in effect creating a ...
 
An Examination of the Effectiveness of Social Tagging for Resource Discovery
Found in: Information-Explosion and Next Generation Search, International Workshop on
By Dion Hoe-Lian Goh, Chei Sian Lee, Alton Y. K. Chua, Khasfariyati Razikin
Issue Date:April 2008
pp. 23-30
Social tagging allows users to assign keywords (tags) to resources facilitating their future access by the tag creator, and possibly by other users. In terms of its support for resource discovery, social tagging has both proponents and critics. The goal of...
 
Information seeking in academic learning environments: an exploratory factor analytic approach to understanding design features
Found in: Digital Libraries, Joint Conference on
By Dion Hoe-Lian Goh, Schubert Shou-Boon Foo, Yin-Leng Theng, Shu-Shing Lee
Issue Date:June 2006
pp. 335-335
No abstract available
 
CQE: a collaborative querying environment
Found in: Digital Libraries, Joint Conference on
By Dion Hoe-Lian Goh, Schubert Shou-Boon Foo, Lin Fu
Issue Date:June 2005
pp. 378-378
No abstract available
 
Evaluating G-portal for geography learning and teaching
Found in: Digital Libraries, Joint Conference on
By Dion Hoe-Lian Goh, Tiong-Sa Teh, Yin-Leng Theng, Ee-Peng Lim, John G. Hedberg, Chew-Hung Chang
Issue Date:June 2005
pp. 21-22
This paper describes G-Portal, a geospatial digital library of geographical assets, providing an interactive platform to engage students in active manipulation and analysis of information resources and collaborative learning activities. Using a G-Portal ap...
 
On assigning place names to geography related web pages
Found in: Digital Libraries, Joint Conference on
By Dion Hoe-Lian Goh, Ee-Peng Lim, Aixin Sun, Dan Wu, Wenbo Zong
Issue Date:June 2005
pp. 354-362
In this paper, we attempt to give spatial semantics to web pages by assigning them place names. The entire assignment task is divided into three sub-problems, namely place name extraction, place name disambiguation and place name assignment. We propose our...
 
Personalized project space for managing metadata of geography learning objects
Found in: Digital Libraries, Joint Conference on
By John Hedberg, Dion Hoe-Lian Goh, Chew-Hung Chang, Yin-Leng Theng, Ee-Peng Lim, Aixin Sun, Dan Wu, Wenbo Zong
Issue Date:June 2005
pp. 403-403
No abstract available
 
A digital library for geography examination resources
Found in: Proceedings of the second ACM/IEEE-CS joint conference on Digital libraries (JCDL '02)
By Dion Hoe-Lian Goh, Ee-Peng Lim, Lian-Heong Chua, Rebecca Pei-Hui Ang, Zehua Liu
Issue Date:July 2002
pp. 115-116
We describe a Web-based application developed above a digital library of geographical resources for Singapore students preparing to take a national examination in geography. The application provides an interactive, non-sequential approach to learning that ...
     
Investigating influential factors influencing users to share news in social media: a diffusion of innovations perspective
Found in: Proceedings of the 13th ACM/IEEE-CS joint conference on Digital libraries (JCDL '13)
By Chei Sian Lee, Dion Hoe-Lian Goh, Long Ma
Issue Date:July 2013
pp. 403-404
This study aims to investigate the factors influencing news sharing in social media. Drawing from the diffusion of innovations theory (DOI), the influential factors identified are opinion leadership, homophily, tie strength, and news attributes. By incorpo...
     
That's news to me: the influence of perceived gratifications and personal experience on news sharing in social media
Found in: Proceeding of the 11th annual international ACM/IEEE joint conference on Digital libraries (JCDL '11)
By Chei Sian Lee, Dion Hoe-Lian Goh, Long Ma
Issue Date:June 2011
pp. 141-144
Sharing news is a popular activity in social media and influence both individuals and society. However, little empirical research has been conducted to explore the motivations underlying users' news sharing behavior. Adopting the uses and gratifications pe...
     
Child-centered interaction in the design of a game for social skills intervention
Found in: Computers in Entertainment (CIE)
By Dion Hoe-Lian Goh, Jean Lee Tan, Rebecca P. Ang, Vivien S. Huan
Issue Date:April 2011
pp. 1-17
In this article we describe the CALSIUM framework to elicit children's contributions and perspectives in the design of an online game for enhancing social skills of children. This study advocates a participatory design approach that emphasizes the active i...
     
Fulfilling mobile information needs: a study on the use of mobile phones
Found in: Proceedings of the 5th International Confernece on Ubiquitous Information Management and Communication (ICUIMC '11)
By Alton Y. K. Chua, Dion Hoe-Lian Goh, Radhika Shenoy Balkunje
Issue Date:February 2011
pp. 1-7
The paper seeks to address three objectives related to mobile information needs fulfillment. First, it examines factors affecting users' perceptions and actual fulfillment. Next, it identifies technical/functional aspects of mobile phones which influence f...
     
Investigating the usability of a mobile location-based annotation system
Found in: Proceedings of the 8th International Conference on Advances in Mobile Computing and Multimedia (MoMM '10)
By Alton Y. K. Chua, Dion Hoe-Lian Goh, Ee-Peng Lim, Huynh Nhu Hop Quach, Khasfariyati Razikin, Tan Phat Pham, Thi Nhu Quynh Kim, Yin-Leng Theng
Issue Date:November 2010
pp. 313-320
We investigate the usability of MobiTOP (Mobile Tagging of Objects and People), a mobile location-based annotation system. MobiTOP allows users to annotate real world locations with both multimedia and textual content and concurrently, share the annotation...
     
A predictive framework for retrieving the best answer
Found in: Proceedings of the 2008 ACM symposium on Applied computing (SAC '08)
By Alton Y. K. Chua, Dion Hoe-Lian Goh, Mohan John Blooma
Issue Date:March 2008
pp. 28-34
In a question answering (QA) system, each user interaction with the system is different and since there are a variety of arguably correct answers to complex questions, identifying factors for improving the quality of the retrieved answer is difficult. This...
     
An analysis of services for the mobile tourist
Found in: Proceedings of the 4th international conference on mobile technology, applications, and systems and the 1st international symposium on Computer human interaction in mobile technology (Mobility '07)
By Dion Hoe-Lian Goh, Esther Meng-Yoke Tan, Schubert Foo, Yin-Leng Theng
Issue Date:September 2007
pp. 1-2
Mobile tourism services have become an essential tool for supporting tourists around the world. Our research aims to identify desirable and undesirable features for mobile tourism services from the tourists' perspective. Focus group discussions and surveys...
     
Mobile digital libraries for geography education
Found in: Proceedings of the 2007 conference on Digital libraries (JCDL '07)
By Aixin Sun, Chew-Hung Chang, Dion Hoe-Lian Goh, Ee-Peng Lim, Fiftarina Puspitasari, Jun Zhang, Kalyani Chatterjea, Minh-Chanh Vo, Yin-Leng Theng, Yuanyuan Li
Issue Date:June 2007
pp. 511-511
The Visual Understanding Environment (VUE) project at Tufts' Academic Technology department aims at providing faculty and students with tools to successfully integrate digital resources into their teaching and learning. VUE not only provides a visual envir...
     
Social bookmarking in digital library systems: framework and case study
Found in: Proceedings of the 2007 conference on Digital libraries (JCDL '07)
By Aixin Sun, Chew-Hung Chang, Dion Hoe-Lian Goh, Ee-Peng Lim, Fiftarina Puspitasari, Jun Zhang, Kalyani Chatterjea, Yin-Leng Theng, Yuanyuan Li
Issue Date:June 2007
pp. 488-488
In this poster, we give the preliminary results of our project to acquire Atmospheric Science Data Center (ASDC) project-related web resources, not with focused crawling, but by using the search engine (SE) APIs directly. We aggregate the results and creat...
     
Mobile G-Portal supporting collaborative sharing and learning in geography fieldwork: an empirical study
Found in: Proceedings of the 2007 conference on Digital libraries (JCDL '07)
By Aixin Sun, Chew Hung Chang, Dion Hoe-Lian Goh, Ee-Peng Lim, Han Yu, Jun Zhang, Kalyani Chatterjea, Kuah-Li Tan, Minh Chanh Vo, Nam Hai Dang, Yin-Leng Theng, Yuanyuan Li
Issue Date:June 2007
pp. 462-471
Integrated with G-Portal, a Web-based geospatial digital library of geography resources, this paper describes the implementation of Mobile G-Portal, a group of mobile devices as learning assistant tools supporting collaborative sharing and learning for geo...
     
Information seeking in academic learning environments: an exploratory factor analytic approach to understanding design features
Found in: Proceedings of the 6th ACM/IEEE-CS joint conference on Digital libraries (JCDL '06)
By Dion Hoe-Lian Goh, Schubert Shou-Boon Foo, Shu-Shing Lee, Yin-Leng Theng
Issue Date:June 2006
pp. 335-335
This research in progress investigates how what types of technological protection measures are being used on collections of licensed scholarly resources. It seeks to ascertain the range and variation in access and rights restrictions, and whether observed ...
     
Personalized project space for managing metadata of geography learning objects
Found in: Proceedings of the 5th ACM/IEEE-CS joint conference on Digital libraries (JCDL '05)
By Aixin Sun, Chew-Hung Chang, Dan Wu, Dion Hoe-Lian Goh, Ee-Peng Lim, John Hedberg, Wenbo Zong, Yin-Leng Theng
Issue Date:June 2005
pp. 403-403
This poster showcases tools that the Digital Library for Earth System Education (DLESE) has developed to address the needs of its distributed community members to manage collaboration and communication, as well as the development of their own websites usin...
     
CQE: a collaborative querying environment
Found in: Proceedings of the 5th ACM/IEEE-CS joint conference on Digital libraries (JCDL '05)
By Dion Hoe-Lian Goh, Lin Fu, Schubert Shou-Boon Foo
Issue Date:June 2005
pp. 378-378
This poster describes a real-time audio-based automatic music genre classifier for use in organizing, browsing, and searching musical digital libraries. A decision tree classifier trained on a 40-dimension feature space is used to categorize music into one...
     
On assigning place names to geography related web pages
Found in: Proceedings of the 5th ACM/IEEE-CS joint conference on Digital libraries (JCDL '05)
By Aixin Sun, Dan Wu, Dion Hoe-Lian Goh, Ee-Peng Lim, Wenbo Zong
Issue Date:June 2005
pp. 354-362
In this paper, we attempt to give spatial semantics to web pages by assigning them place names. The entire assignment task is divided into three sub-problems, namely place name extraction, place name disambiguation and place name assignment. We propose our...
     
Evaluating G-portal for geography learning and teaching
Found in: Proceedings of the 5th ACM/IEEE-CS joint conference on Digital libraries (JCDL '05)
By Chew-Hung Chang, Dion Hoe-Lian Goh, Ee-Peng Lim, John G. Hedberg, Tiong-Sa Teh, Yin-Leng Theng
Issue Date:June 2005
pp. 21-22
This paper describes G-Portal, a geospatial digital library of geographical assets, providing an interactive platform to engage students in active manipulation and analysis of information resources and collaborative learning activities. Using a G-Portal ap...
     
Developing a digital library of reusable historical artifacts
Found in: Proceedings of the second ACM/IEEE-CS joint conference on Digital libraries (JCDL '02)
By Dion Hoe-Lian Goh, Schubert Shou-Boon Foo
Issue Date:July 2002
pp. 394-394
This paper discusses the design and implementation of a digital library of historical artifacts. A major goal of the project is to create an architecture in which artifacts are reusable across various digital library applications. Two such applications hav...
     
G-Portal: a map-based digital library for distributed geospatial and georeferenced resources
Found in: Proceedings of the second ACM/IEEE-CS joint conference on Digital libraries (JCDL '02)
By Christopher Soo-Guan Khoo, Dion Hoe-Lian Goh, Ee-Peng Lim, Susan Ellen Higgins, Wee-Keong Ng, Zehua Liu
Issue Date:July 2002
pp. 351-358
As the World Wide Web evolves into an immense information network, it is tempting to build new digital library services and expand existing digital library services to make use of web content. In this paper, we present the design and implementation of G-Po...
     
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