Sciweavers

3383 search results - page 669 / 677
» Distributing the power of OLAP
Sort
View
76
Voted
PVLDB
2008
116views more  PVLDB 2008»
14 years 9 months ago
Tighter estimation using bottom k sketches
Summaries of massive data sets support approximate query processing over the original data. A basic aggregate over a set of records is the weight of subpopulations specified as a ...
Edith Cohen, Haim Kaplan
SAC
2008
ACM
14 years 9 months ago
IELR(1): practical LR(1) parser tables for non-LR(1) grammars with conflict resolution
There has been a recent effort in the literature to reconsider grammar-dependent software development from an engineering point of view. As part of that effort, we examine a defic...
Joel E. Denny, Brian A. Malloy
CIKM
2010
Springer
14 years 8 months ago
Decomposing background topics from keywords by principal component pursuit
Low-dimensional topic models have been proven very useful for modeling a large corpus of documents that share a relatively small number of topics. Dimensionality reduction tools s...
Kerui Min, Zhengdong Zhang, John Wright, Yi Ma
ISCA
2010
IEEE
232views Hardware» more  ISCA 2010»
14 years 8 months ago
Evolution of thread-level parallelism in desktop applications
As the effective limits of frequency and instruction level parallelism have been reached, the strategy of microprocessor vendors has changed to increase the number of processing ...
Geoffrey Blake, Ronald G. Dreslinski, Trevor N. Mu...
JOCN
2010
70views more  JOCN 2010»
14 years 8 months ago
Optimizing Design Efficiency of Free Recall Events for fMRI
■ Free recall is a fundamental paradigm for studying memory retrieval in the context of minimal cue support. Accordingly, free recall has been extensively studied using behavior...
Ilke Öztekin, Nicole M. Long, David Badre