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Changes in users' knowledge structures before and after Web search on a topic: Analysis using the concept map

Hitomi Saito, Yuka Egusa, Hitoshi Terai, Noriko Kando, Ryo Nakashima, Masao Takaku, Makiko Miwa
2011 Proceedings of the American Society for Information Science and Technology  
We use concept maps to compare the users' knowledge before and after a search.  ...  In this study, we investigate the changes in users' mental representations of a topic during their exploratory search on the Web.  ...  In this study, we use a concept map to evaluate the knowledge that the users acquire and how their knowledge structure changes as a result of their searching for information on the Web.  ... 
doi:10.1002/meet.2011.14504801097 fatcat:riagopazave6xmyk7s6tl254by

Changes Before and After Search of Users' Knowledge Structures on a Topic: Analysis Using the Concept-Map
情報検索の前後におけるユーザの知識構造の変化: コンセプトマップを使った分析

Hitomi SAITO, Ryo NAKASHIMA, Yuka EGUSA, Masao TAKAKU, Hitoshi TERAI, Noriko KANDO, Makiko MIWA
2011 Joho Chishiki Gakkaishi  
A comparative analysis of the concept maps between the pre-and post-search maps indicated that the users in the divergent condition changed their knowledge widely and the users in the convergent condition  ...  This was done by comparing the concept maps depicted before and after each users searching.  ...  A comparative analysis of the concept maps between the pre-and post-search maps indicated that the users in the divergent condition changed their knowledge widely and the users in the convergent condition  ... 
doi:10.2964/jsik.21_03 fatcat:vmxbral3wbcp5jmuu6oziipure

Research Topic Map Construction

Hei-Chia Wang, Che-Tsung Yang
2013 Zenodo  
To make it easier for users to search related information, this paper uses Topic Maps and social information to implement ontology since ontology can provide the formalisms and knowledge structuring for  ...  Besides enhancing information in Topic Maps, this paper proposes a method of constructing research Topic Maps considering social information. First, extract conference data from the web.  ...  In 1999, Tim Berners-Lee & Fischetti used the concept of Semantic Web to achieve the goal of solving the problem of users spending a lot of time browsing and searching for required information.  ... 
doi:10.5281/zenodo.1080216 fatcat:vuawexkurzf7tn42yzu7zzjyay

An efficient approach to suggesting topically related web queries using hidden topic model

Lin Li, Guandong Xu, Zhenglu Yang, Peter Dolog, Yanchun Zhang, Masaru Kitsuregawa
2012 World wide web (Bussum)  
Keyword-based Web search is a widely used approach for locating information on the Web.  ...  An effective tool to meet the information needs of a search engine user is to suggest Web queries that are topically related to their initial inquiry.  ...  Then, a model estimation procedure applies the topic analysis on the training data, which can be performed by using one of the well-known hidden topic analysis models such as probabilistic latent semantic  ... 
doi:10.1007/s11280-011-0151-3 fatcat:445rd4kxtnet7ipx56gaskvuzq

Topic distillation via sub-site retrieval

Tao Qin, Tie-Yan Liu, Xu-Dong Zhang, Guang Feng, De-Sheng Wang, Wei-Ying Ma
2007 Information Processing & Management  
Topic distillation is one of the main information needs when users search the Web.  ...  In this paper, we propose a novel concept for topic distillation, named sub-site retrieval, in which the basic searching unit is sub-site instead of single page.  ...  According to some previous surveys, among all A u t h o r ' s p e r s o n a l c o p y the information needs of Web users, topic distillation is one of the most common and important forms.  ... 
doi:10.1016/j.ipm.2006.07.004 fatcat:juiwcr6m75h2flh27o4pih7x44

CITOM: Incremental Construction of Topic Maps [chapter]

Nebrasse Ellouze, Nadira Lammari, Elisabeth Métais, Mohamed Ben Ahmed
2010 Lecture Notes in Computer Science  
In this paper we present the different steps of the proposed approach to construct the Topic Map and the pruning process of the generated Topic Map.  ...  This paper proposes the CITOM approach for an incremental construction of multilingual Topic Maps. Our main goal is to facilitate user's navigation across documents available in different languages.  ...  Acknowledgements The authors would like to thank Pr. Jacky Akoka and the reviewers for their useful comments.  ... 
doi:10.1007/978-3-642-12550-8_5 fatcat:spwdahfjrzgwdbg575caxwvydy

Topicality Reconsidered: A Multidisciplinary Inquiry into Topical Relevance Relationships

Xiaoli Huang
2009 Zenodo  
The findings from the analysis contribute to the foundation work of information organization, intellectual access / information retrieval, and knowledge discovery.  ...  This inquiry investigates a large variety of topical connections beyond topic matching, renders a closer look into the structure of a topic, achieves an enriched understanding of topicality and relevance  ...  Web 2.0 provides an open and dynamic environment for social collaboration and sharing of information (knowledge) on a scale never imagined before.  ... 
doi:10.5281/zenodo.3475965 fatcat:ajmdssk34jbmtkeswj53w6mf6y

A Pool of Topics: Interactive Relational Topic Visualization for Information Discovery [chapter]

Inessa Seifert, Michael Kruppa
2009 Visual Information Communication  
This visualization displays search query results structured into topics and highlights the intersections between them.  ...  In doing so, the information seeker can refine (or relax) a search query in an interactive way during a focusing or a defocusing phase.  ...  Based on the new knowledge acquired from the analysis of the query results ( Fig. 1, step 3) , people think of new concepts, revise their search goals, and formulate new queries.  ... 
doi:10.1007/978-1-4419-0312-9_13 dblp:conf/vinci/SeifertK09 fatcat:pjnhzldcejapnh2x2gpqizwnya

Topic Maps from a Knowledge Organization Perspective

Liliana M. Melgar Estrada
2011 Knowledge organization  
This article comprises a literature review and conceptual analysis of Topic Maps-the ISO standard for representing information about the structure of information resources-according to the principles of  ...  Topic Maps constitutes a 'bibliographic' meta-language able to represent, extend, and integrate almost all existing Knowledge Organization Systems (KOS) in a standards-based generic model applicable to  ...  Findings Topic Maps principles from a knowledge organization perspective The concepts of topic maps and knowledge organization Even though the terminologies differ, Topic Maps' concepts seem to relate  ... 
doi:10.5771/0943-7444-2011-1-43 fatcat:d2sqhwnfbfg4tfqpnbft3go5tq

Using latent topics to enhance search and recommendation in Enterprise Social Software

Konstantinos Christidis, Gregoris Mentzas, Dimitris Apostolou
2012 Expert systems with applications  
A challenge in Enterprise Social Software is to discover and maintain over time the knowledge structure of topics found relevant to the organization.  ...  In this paper we enhance the search and recommendation functionalities of Enterprise Social Software by extending their knowledge structures with the addition of underlying hidden topics which we discover  ...  Acknowledgement Acknowledgments Research reported in this paper has been partially financed by the European Commission in the OrganiK project (FP7: Research for the Benefit of SMEs, 222225).  ... 
doi:10.1016/j.eswa.2012.02.073 fatcat:iojnwwniczgsdduxrylhfnibrm

Mining topic-specific concepts and definitions on the web

Bing Liu, Chee Wee Chin, Hwee Tou Ng
2003 Proceedings of the twelfth international conference on World Wide Web - WWW '03  
In this paper, we attempt a novel and challenging task, mining topic-specific knowledge on the Web. Our goal is to help people learn in-depth knowledge of a topic systematically on the Web.  ...  In contrast, many Web pages often contain intuitive descriptions of the topic. To find such Web pages, one typically uses a search engine.  ...  knowledge from Web pages to help the user to perform systematic learning of a topic on the Web.  ... 
doi:10.1145/775152.775188 dblp:conf/www/LiuCN03 fatcat:nt2nf3y74bfobmchqmep7w7she

CITOM: An incremental construction of multilingual topic maps

Nebrasse Ellouze, Nadira Lammari, Elisabeth Métais
2012 Data & Knowledge Engineering  
In this paper we present the different steps of the proposed approach to construct the Topic Map and the pruning process of the generated Topic Map.  ...  This paper proposes the CITOM approach for an incremental construction of multilingual Topic Maps. Our main goal is to facilitate user's navigation across documents available in different languages.  ...  Acknowledgements The authors would like to thank Pr. Jacky Akoka and the reviewers for their useful comments.  ... 
doi:10.1016/j.datak.2012.02.002 fatcat:hbmwnay73vaxpltxazbyp2rf2m

Introduction [chapter]

Krisztian Balog
2018 Advanced Topics in Information Retrieval  
Search engines have become part of our daily lives. We use Google (Bing, Yandex, Baidu, etc.) as the main gateway to find information on the Web.  ...  With a certain type of content in mind, we may search directly on a particular site or service, e.g., on Facebook or LinkedIn for people, organizations, and events; on Amazon or eBay for products; or on  ...  (before semicolon) and which are more contextual (after semicolon).  ... 
doi:10.1007/978-3-319-93935-3_1 fatcat:d7pyoekwqjenbba5bagxgmxkee

Mining topic-specific concepts and definitions on the web

Bing Liu, Chee Wee Chin, Hwee Tou Ng
2003 Proceedings of the twelfth international conference on World Wide Web - WWW '03  
In this paper, we attempt a novel and challenging task, mining topic-specific knowledge on the Web. Our goal is to help people learn in-depth knowledge of a topic systematically on the Web.  ...  In contrast, many Web pages often contain intuitive descriptions of the topic. To find such Web pages, one typically uses a search engine.  ...  knowledge from Web pages to help the user to perform systematic learning of a topic on the Web.  ... 
doi:10.1145/775185.775188 fatcat:rsu4aoiwjbf3rgrvye7ftqvfcy

Supporting Topic Map Creation Using Data Mining Techniques

Witold Abramowicz, Tomasz Kaczmarek, Marek Kowalkiewicz
2003 Australasian Journal of Information Systems  
This article gives a preview of the most popular method -based on RDF triples, and suggests a way to automate topic map creation from unstructured information sources.  ...  There are two innovative methods presented in the paper -Term Crawling (TC) and Clustering Hierarchy Projection (CHP), which are applied to build a topic map based on free text documents from local repositories  ...  When a document collection is changing (new documents are added), the topic map should change in order to resemble new structure.  ... 
doi:10.3127/ajis.v11i1.147 fatcat:kia67fxwzncstnxv4dwbopwhvy
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