Sciweavers

2386 search results - page 397 / 478
» Combining Information Retrieval with Information Extraction ...
Sort
View
CORR
2010
Springer
173views Education» more  CORR 2010»
13 years 9 months ago
CONCISE: Compressed 'n' Composable Integer Set
Bit arrays, or bitmaps, are used to significantly speed up set operations in several areas, such as data warehousing, information retrieval, and data mining, to cite a few. Howeve...
Alessandro Colantonio, Roberto Di Pietro
ICIP
2002
IEEE
14 years 10 months ago
A new approach for video text detection
Text detection is fundamental to video information retrieval and indexing. Existing methods cannot handle well those texts with different contrast or embedded in a complex backgro...
Michael R. Lyu, Jiqiang Song, Min Cai
VLDB
2007
ACM
169views Database» more  VLDB 2007»
14 years 9 months ago
Peer-to-Peer Similarity Search in Metric Spaces
This paper addresses the efficient processing of similarity queries in metric spaces, where data is horizontally distributed across a P2P network. The proposed approach does not r...
Christos Doulkeridis, Akrivi Vlachou, Yannis Kotid...
APCCAS
2002
IEEE
156views Hardware» more  APCCAS 2002»
14 years 1 months ago
Bit-plane watermarking for zerotree-coded images
In this paper, we develop a robust bit-plane watermarking technique based on zerotree coding. A robust watermark is an imperceptible but indelible code that can be used for owners...
Shih-Hsuan Yang, Hsin-Chang Chen
NETWORKING
2008
13 years 10 months ago
Cooperative Replication in Content Networks with Nodes under Churn
In content networks, a replication group refers to a set of nodes that cooperate with each other to retrieve information objects from a distant server. Each node locally replicates...
Eva Jaho, Ioannis Z. Koukoutsidis, Ioannis Stavrak...