821 search results - page 91 / 165 » Retrieval from Document Image Collections |
SIGIR
2003
ACM
15 years 5 months ago
2003
ACM
Hierarchies provide a means of organizing, summarizing and accessing information. We describe a method for automatically generating hierarchies from small collections of text, and...
ICDAR
2003
IEEE
15 years 5 months ago
2003
IEEE
Content-based retrieval and recognition of graphic images requires good models for symbol representation, able to identify those features providing the most relevant information a...
JSA
2006
14 years 11 months ago
2006
ct 7 Social animals or insects in nature often exhibit a form of emergent collective behavior known as flocking. In this paper, 8 we present a novel Flocking based approach for doc...
SIGIR
2006
ACM
15 years 5 months ago
2006
ACM
We introduce and validate bootstrap techniques to compute confidence intervals that quantify the effect of test-collection variability on average precision (AP) and mean average...
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CICLING
2010
Springer
15 years 3 months ago
2010
Springer
In this paper, we address both standard and focused retrieval tasks based on comprehensible language models and interactive query expansion (IQE). Query topics are expanded using a...