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» Efficient and Extensible Algorithms for Multi Query Optimiza...
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97
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PODS
2003
ACM
113views Database» more  PODS 2003»
16 years 2 months ago
Materializing views with minimal size to answer queries
In this paper we study the following problem. Given a database and a set of queries, we want to find, in advance, a set of views that can compute the answers to the queries, such ...
Rada Chirkova, Chen Li
191
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SIGMOD
2009
ACM
189views Database» more  SIGMOD 2009»
16 years 2 months ago
Query segmentation using conditional random fields
A growing mount of available text data are being stored in relational databases, giving rise to an increasing need for the RDBMSs to support effective text retrieval. In this pape...
Xiaohui Yu, Huxia Shi
SIGMOD
2003
ACM
115views Database» more  SIGMOD 2003»
16 years 2 months ago
Querying Structured Text in an XML Database
XML databases often contain documents comprising structured text. Therefore, it is important to integrate "information retrieval style" query evaluation, which is well-s...
Shurug Al-Khalifa, Cong Yu, H. V. Jagadish
126
Voted
CCP
2011
136views more  CCP 2011»
14 years 2 months ago
Fast Implementation of Block Motion Estimation Algorithms in Video Encoders
This project will involve analysing some of the newer fast algorithms in comparison with an exhaustive full search algorithm for motion estimation in video encoders. It will invest...
Naga Rohini Koduri, Mqhele E. Dlodlo, Gerhard de J...
106
Voted
SIGMOD
2003
ACM
141views Database» more  SIGMOD 2003»
16 years 2 months ago
QC-Trees: An Efficient Summary Structure for Semantic OLAP
Recently, a technique called quotient cube was proposed as a summary structure for a data cube that preserves its semantics, with applications for online exploration and visualiza...
Laks V. S. Lakshmanan, Jian Pei, Yan Zhao