Sciweavers

3777 search results - page 747 / 756
» Estimating the Quality of Databases
Sort
View
PODC
2006
ACM
14 years 1 months ago
Sketching asynchronous streams over a sliding window
We study the problem of maintaining sketches of recent elements of a data stream. Motivated by applications involving network data, we consider streams that are asynchronous, in w...
Srikanta Tirthapura, Bojian Xu, Costas Busch
WACV
2005
IEEE
14 years 1 months ago
Deformation Analysis for 3D Face Matching
Current two-dimensional image based face recognition systems encounter difficulties with large facial appearance variations due to the pose, illumination and expression changes. ...
Xiaoguang Lu, Anil K. Jain
MIR
2005
ACM
137views Multimedia» more  MIR 2005»
14 years 1 months ago
A content-based image retrieval system for fish taxonomy
It is estimated that less than ten percent of the world’s species have been discovered and described. The main reason for the slow pace of new species description is that the sc...
Yixin Chen, Henry L. Bart Jr., Fei Teng
CLEF
2005
Springer
14 years 1 months ago
Dictionary-Based Amharic-French Information Retrieval
We present four approaches to the Amharic - French bilingual track at CLEF 2005. All experiments use a dictionary based approach to translate the Amharic queries into French Bags-...
Atelach Alemu Argaw, Lars Asker, Rickard Cöst...
MM
2004
ACM
170views Multimedia» more  MM 2004»
14 years 27 days ago
Effective automatic image annotation via a coherent language model and active learning
Image annotations allow users to access a large image database with textual queries. There have been several studies on automatic image annotation utilizing machine learning techn...
Rong Jin, Joyce Y. Chai, Luo Si