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» Opportunistic Data Structures with Applications
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ERLANG
2003
ACM
15 years 10 months ago
A study of Erlang ETS table implementations and performance
The viability of implementing an in-memory database, Erlang ETS, using a relatively-new data structure, called a Judy array, was studied by comparing the performance of ETS tables...
Scott Lystig Fritchie
KDD
2004
ACM
114views Data Mining» more  KDD 2004»
16 years 5 months ago
Scalable mining of large disk-based graph databases
Mining frequent structural patterns from graph databases is an interesting problem with broad applications. Most of the previous studies focus on pruning unfruitful search subspac...
Chen Wang, Wei Wang 0009, Jian Pei, Yongtai Zhu, B...
CVPR
2007
IEEE
16 years 7 months ago
Robust Change-Detection by Normalised Gradient-Correlation
A novel algorithm for robustly segmenting changes between different images of a scene is presented. This computationally efficient algorithm is based on a non-linear comparison of...
Robert O'Callaghan, Tetsuji Haga
ICDIM
2008
IEEE
15 years 11 months ago
A fast approximate algorithm for large-scale Latent Semantic Indexing
Latent Semantic Indexing (LSI) is an effective method to discover the underlying semantic structure of data. It has numerous applications in information retrieval and data mining....
Dell Zhang, Zheng Zhu
VLDB
2004
ACM
129views Database» more  VLDB 2004»
15 years 10 months ago
Probabilistic Ranking of Database Query Results
We investigate the problem of ranking answers to a database query when many tuples are returned. We adapt and apply principles of probabilistic models from Information Retrieval f...
Surajit Chaudhuri, Gautam Das, Vagelis Hristidis, ...