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CLEF
2006
Springer
14 years 12 days ago
Vocabulary Reduction and Text Enrichment at WebCLEF
Nowadays, cross-lingual Information Retrieval (IR) is one of the greatest challenges to deal with. Besides, one of the most important issues in IR consists in the corpus vocabular...
Franco Rojas López, Héctor Jim&eacut...
AIPR
2001
IEEE
14 years 10 days ago
Model-Based Face Tracking for Dense Motion Field Estimation
When estimating the dense motion field of a video sequence, if little is known or assumed about the content, a limited constraint approach such as optical flow must be used. Since...
Timothy F. Gee, Russell M. Mersereau
CBMS
2001
IEEE
14 years 10 days ago
Computer Assisted Retrieval of Biomedical Image Features from Spine X-Rays: Progress and Prospects
Image indexing for biomedical content is a prohibitively expensive task if done manually. This leads to the demand for effective automated or computer assisted indexing methods. W...
L. Rodney Long, George R. Thoma
IFIPTCS
2000
14 years 8 days ago
An Index for Two Dimensional String Matching Allowing Rotations
We present an index to search a two-dimensional pattern of size m m in a two-dimensional text of size n n, even when the pattern appears rotated in the text. The index is based on ...
Kimmo Fredriksson, Gonzalo Navarro, Esko Ukkonen
SSDBM
2000
IEEE
168views Database» more  SSDBM 2000»
14 years 7 days ago
pCube: Update-Efficient Online Aggregation with Progressive Feedback and Error Bounds
Multidimensional data cubes are used in large data warehouses as a tool for online aggregation of information. As the number of dimensions increases, supporting efficient queries ...
Mirek Riedewald, Divyakant Agrawal, Amr El Abbadi