Sciweavers

1666 search results - page 244 / 334
» Effective and efficient structured retrieval
Sort
View
KDD
2004
ACM
138views Data Mining» more  KDD 2004»
14 years 10 months ago
IDR/QR: an incremental dimension reduction algorithm via QR decomposition
Dimension reduction is a critical data preprocessing step for many database and data mining applications, such as efficient storage and retrieval of high-dimensional data. In the ...
Jieping Ye, Qi Li, Hui Xiong, Haesun Park, Ravi Ja...
SIGMOD
2007
ACM
188views Database» more  SIGMOD 2007»
14 years 10 months ago
Keyword search on relational data streams
Increasing monitoring of transactions, environmental parameters, homeland security, RFID chips and interactions of online users rapidly establishes new data sources and applicatio...
Alexander Markowetz, Yin Yang, Dimitris Papadias
DASFAA
2009
IEEE
253views Database» more  DASFAA 2009»
14 years 1 months ago
Implementing and Optimizing Fine-Granular Lock Management for XML Document Trees
Abstract. Fine-grained lock protocols with lock modes and lock granules adjusted to the various XML processing models, allow for highly concurrent transaction processing on XML tre...
Sebastian Bächle, Theo Härder, Michael P...
STOC
2005
ACM
164views Algorithms» more  STOC 2005»
14 years 10 months ago
Cooperative asynchronous update of shared memory
The Write-All problem for an asynchronous shared-memory system has the objective for the processes to update the contents of a set of shared registers, while minimizing the mber o...
Bogdan S. Chlebus, Dariusz R. Kowalski
VIS
2009
IEEE
163views Visualization» more  VIS 2009»
14 years 11 months ago
Volume Illustration of Muscle from Diffusion Tensor Images
Medical illustration has demonstrated its effectiveness to depict salient anatomical features while hiding the irrelevant details. Current solutions are ineffective for visualizing...
Wei Chen, Zhicheng Yan, Song Zhang, John Allen ...