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AAAI
2007
2007
Topic Segmentation Algorithms for Text Summarization and Passage Retrieval: An Exhaustive Evaluation
13 years 11 months ago
In order to solve problems of reliability of systems based on lexical repetition and problems of adaptability of languagedependent systems, we present a context-based topic segmen...
KDD
1998
ACM
14 years 1 months ago
1998
ACM
Periodicity search, that is, searchfor cyclicity in time-related databases, is an interesting data mining problem. Mostprevious studies have been on finding full-cycle periodicity...
COMGEO
2011
ACM
13 years 3 months ago
2011
ACM
The problem of computing a representation of the stabbing lines of a set S of segments in the plane was solved by Edelsbrunner et al. We provide efficient algorithms for the follo...
CORR
2002
Springer
13 years 8 months ago
2002
Springer
an abstract optimization problem arising from biomolecular sequence analysis. For a sequence A of pairs (ai, wi) for i = 1, . . . , n and wi > 0, a segment A(i, j) is a consecu...
WWW
2009
ACM
14 years 9 months ago
2009
ACM
In the origin detection problem an algorithm is given a set S of documents, ordered by creation time, and a query document D. It needs to output for every consecutive sequence of ...