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SPIRE
2007
Springer
14 years 1 months ago
Extending Weighting Models with a Term Quality Measure
Abstract. Weighting models use lexical statistics, such as term frequencies, to derive term weights, which are used to estimate the relevance of a document to a query. Apart from t...
Christina Lioma, Iadh Ounis
ERCIMDL
2005
Springer
114views Education» more  ERCIMDL 2005»
14 years 1 months ago
Compressing Dynamic Text Collections via Phrase-Based Coding
We present a new statistical compression method, which we call Phrase Based Dense Code (PBDC), aimed at compressing large digital libraries. PBDC compresses the text collection to ...
Nieves R. Brisaboa, Antonio Fariña, Gonzalo...
INEX
2009
Springer
14 years 11 days ago
Analysis of the INEX 2009 Ad Hoc Track Results
This paper analyzes the results of the INEX 2009 Ad Hoc Track, focusing on a variety of topics. First, we examine in detail the relevance judgments. Second, we study the resulting ...
Jaap Kamps, Shlomo Geva, Andrew Trotman
CORR
2007
Springer
78views Education» more  CORR 2007»
13 years 7 months ago
Tag-Cloud Drawing: Algorithms for Cloud Visualization
Tag clouds provide an aggregate of tag-usage statistics. They are typically sent as in-line HTML to browsers. However, display mechanisms suited for ordinary text are not ideal fo...
Owen Kaser, Daniel Lemire
KDD
2000
ACM
222views Data Mining» more  KDD 2000»
13 years 11 months ago
Interactive exploration of very large relational datasets through 3D dynamic projections
The grand tour, one of the most popular methods for multidimensional data exploration, is based on orthogonally projecting multidimensional data to a sequence of lower dimensional...
Li Yang