Sciweavers

12742 search results - page 2543 / 2549
» On canonical number systems
Sort
View
PODS
2012
ACM
253views Database» more  PODS 2012»
13 years 1 days ago
Local transformations and conjunctive-query equivalence
Over the past several decades, the study of conjunctive queries has occupied a central place in the theory and practice of database systems. In recent years, conjunctive queries h...
Ronald Fagin, Phokion G. Kolaitis
PLDI
2012
ACM
13 years 1 days ago
Scalable and precise dynamic datarace detection for structured parallelism
Existing dynamic race detectors suffer from at least one of the following three limitations: (i) space overhead per memory location grows linearly with the number of parallel thre...
Raghavan Raman, Jisheng Zhao, Vivek Sarkar, Martin...
ICDE
2012
IEEE
277views Database» more  ICDE 2012»
13 years 1 days ago
Aggregate Query Answering on Possibilistic Data with Cardinality Constraints
— Uncertainties in data arise for a number of reasons: when the data set is incomplete, contains conflicting information or has been deliberately perturbed or coarsened to remov...
Graham Cormode, Divesh Srivastava, Entong Shen, Ti...
INFOCOM
2012
IEEE
13 years 1 days ago
FemtoCaching: Wireless video content delivery through distributed caching helpers
Abstract—We suggest a novel approach to handle the ongoing explosive increase in the demand for video content in wireless/mobile devices. We envision femtocell-like base stations...
Negin Golrezaei, Karthikeyan Shanmugam, Alexandros...
SIGIR
2012
ACM
13 years 1 days ago
Optimizing positional index structures for versioned document collections
Versioned document collections are collections that contain multiple versions of each document. Important examples are Web archives, Wikipedia and other wikis, or source code and ...
Jinru He, Torsten Suel
« Prev « First page 2543 / 2549 Last » Next »