119 search results - page 9 / 24 » Comparing the sensitivity of information retrieval metrics |
KDD
2010
ACM
14 years 11 months ago
2010
ACM
In plenty of scenarios, data can be represented as vectors mathematically abstracted as points in a Euclidean space. Because a great number of machine learning and data mining app...
SIGIR
2008
ACM
14 years 9 months ago
2008
ACM
The goal of system evaluation in information retrieval has always been to determine which of a set of systems is superior on a given collection. The tool used to determine system ...
SIGIR
2009
ACM
15 years 4 months ago
2009
ACM
We consider experiments to measure the quality of a web search algorithm based on how much total time users take to complete assigned search tasks using that algorithm. We first ...
CSB
2004
IEEE
15 years 1 months ago
2004
IEEE
Feature selection and weighting are central problems in pattern recognition and instance-based learning. In this work, we discuss the challenges of constructing and weighting feat...
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CIVR
2007
Springer
15 years 3 months ago
2007
Springer
In the present study, an efficient strategy for retrieving texture images from large texture databases is introduced and studied within a distributional-statistical framework. Our...