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» Optimizing the distribution of large data sets in theory and...
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UPP
2004
Springer
14 years 1 months ago
Grassroots Approach to Self-management in Large-Scale Distributed Systems
Abstract. Traditionally, autonomic computing is envisioned as replacing the human factor in the deployment, administration and maintenance of computer systems that are ever more co...
Özalp Babaoglu, Márk Jelasity, Alberto...
ACSAC
2008
IEEE
13 years 9 months ago
Practical Applications of Bloom Filters to the NIST RDS and Hard Drive Triage
Much effort has been expended in recent years to create large sets of hash codes from known files. Distributing these sets has become more difficult as these sets grow larger. Mea...
Paul F. Farrell Jr., Simson L. Garfinkel, Douglas ...
SIGIR
2009
ACM
14 years 2 months ago
Approximating true relevance distribution from a mixture model based on irrelevance data
Pseudo relevance feedback (PRF), which has been widely applied in IR, aims to derive a distribution from the top n pseudo relevant documents D. However, these documents are often ...
Peng Zhang, Yuexian Hou, Dawei Song
DCC
2003
IEEE
14 years 7 months ago
Optimal Alphabet Partitioning for Semi-Adaptive Coding of Sources of Unknown Sparse Distributions
Practical applications that employ entropy coding for large alphabets often partition the alphabet set into two or more layers and encode each symbol by using some suitable prefix...
Dan Chen, Yi-Jen Chiang, Nasir D. Memon, Xiaolin W...
PODS
2008
ACM
152views Database» more  PODS 2008»
14 years 7 months ago
Towards a theory of schema-mapping optimization
A schema mapping is a high-level specification that describes the relationship between two database schemas. As schema mappings constitute the essential building blocks of data ex...
Ronald Fagin, Phokion G. Kolaitis, Alan Nash, Luci...