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Happy New Year 2012

by admin on January 23, 2012 · No Comments

Happy New Year 2012

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Information Extraction v.s Information Retrieval

by admin on March 14, 2011 · No Comments

Information extraction (IE) is a type of information retrieval (IR) whose goal is to automatically extract structured information from unstructured and/or semi-structured machine-readable documents.

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Validation v.s Reliability v.s Verification

by admin on March 14, 2011 · No Comments

Validation (效度)、Reliability (信度) and Verification (驗證)  is very easy to get confused ...

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Precise v.s Accurate

by admin on March 14, 2011 · No Comments

What is the difference between  "precise" and "accurate"? When we say the computation is accurate, is it a correct figure? Is it acceptable when the answer is precise?

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Singular value decomposition and LSA

by admin on January 8, 2011 · No Comments

Latent semantic analysis is a theory and method for extracting and representing the contextual-usage meaning of words by statistical computations applied to a large corpus of text (Landauer and Dumais, 1997). LSA is based on singular value decomposition (SVD), a mathematical matrix decomposition technique closely akin to factor analysis that is applicable to text corpora [...]

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Vector space model (VSM)

by admin on January 7, 2011 · No Comments

Here is a good article to explain VSM: http://www.miislita.com/information-retrieval-tutorial/term-vector-linear-algebra.pdf Vector space model (or term vector model) is an algebraic model for representing text documents (and any objects, in general) as vectors of identifiers. For example, these are documents d1, d2, d3, d4, d5 : d1= LSI tutorials and fast tracks d2= books on semantic analysis d3= learning latent [...]

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Information retrieval and information extraction

by admin on January 7, 2011 · No Comments

Information retrieval = Information retrieval (IR) is the science of searching for documents, for information within documents, and for metadata about documents, as well as that of searching relational databases and the World Wide Web. There is overlap in the usage of the terms data retrieval, document retrieval, information retrieval, and text retrieval, but each [...]

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Typographical term weighting

by admin on January 6, 2011 · No Comments

Typographical term weighting is a method to weight special tags like bold or header tags in web pages. Typographical information includes the employment of different character fonts, character sizes and styles, the choice of line length, text alignment and the type-area within the paper format. Cutler, Shih and Meng (Using the structure of HTML documents [...]

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Hello 2011 ~ Happy New Year!

by admin on January 1, 2011 · No Comments

A brand new year is coming to town. Wish all of you a wonderful year!

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Pai Borlund, The concept of relevance in IR, 2003

by admin on December 28, 2010 · No Comments

The concept of relevance in IR by Pai Borlund, 2003 This article introduces the concept of relevance as viewed and applied in the context of IR evaluation, by presenting an overview of the multidimensional and dynamic nature of the concept. The literature on relevance reveals how the relevance concept, especially in regard to the multidimensionality [...]

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  • Publication

    *A Qualitative Study in Consumer Behavior of Skype Internet Phone(JDCTA 2011)
    *Pagerank algorithm improvement by page relevance measurement(JCIT 2010)
    *Pagerank algorithm improvement by page relevance measurement(IEEE FUZZY 2009)
    *Associated Pagerank: Improved pagerank measured by frequent term sets(IEEE VECIMS 2009)
    *Cognition Change from Skype Internet Phone User by Qualitative Perspectives(IEEE ICEBE 2008)
    *A Web-based CMS/PDM Integration for Product Design and Manufacturing (IEEE ICEBE 2008)
    *Exploring Cognition Change of Skype Usage(ICCIT 2008)
    *Clarify Information Requirement under Case Study(ICCIT 2008)
    *A Flexible Architecture of Campus Curriculum Systems(ICCIT 2008)
    *An implementation of web based PDM with open source CMS(IEEE VECIMS 2008)
    *A Study in the Affect and Cognition of Consumers on Blog Usage(IEEE APSCC 2008)
    *A qualitative study in consumer behavior of Skype internet phone(IEEE IEEM 2008)
    *Application of Flexible and Efficient Campus Curriculum Systems(IEEE PRDC 2008)
    *An architecture evaluation of campus systems toward SOA(ACM Mobility 2008)
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    2011 VECIMS TPC Member
    2010 VECIMS TPC Member
    2009 VECIMS TPC Member
  • Recent Posts

    • Happy New Year 2012
    • Information Extraction v.s Information Retrieval
    • Validation v.s Reliability v.s Verification
    • Precise v.s Accurate
    • Singular value decomposition and LSA
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