Sciweavers

2922 search results - page 462 / 585
» On Relationships Between Query Models
Sort
View
ICDT
2001
ACM
124views Database» more  ICDT 2001»
14 years 2 months ago
Why and Where: A Characterization of Data Provenance
Withthe proliferation of database views and curated databases, the issue of data provenance where a piece of data came from and the process by which it arrived in the database is b...
Peter Buneman, Sanjeev Khanna, Wang Chiew Tan
VLDB
1994
ACM
153views Database» more  VLDB 1994»
14 years 2 months ago
Optimization Algorithms for Exploiting the Parallelism-Communication Tradeoff in Pipelined Parallelism
We address the problem of finding parallel plans for SQL queries using the two-phase approach of join ordering followed by parallelization. We focus on the parallelization phase a...
Waqar Hasan, Rajeev Motwani
CCR
2006
117views more  CCR 2006»
13 years 10 months ago
Efficient and decentralized computation of approximate global state
Abstract-- The need for efficient computation of approximate global state lies at the heart of a wide range of problems in distributed systems. Examples include routing in the Inte...
S. Keshav
EMNLP
2009
13 years 8 months ago
Learning Term-weighting Functions for Similarity Measures
Measuring the similarity between two texts is a fundamental problem in many NLP and IR applications. Among the existing approaches, the cosine measure of the term vectors represen...
Wen-tau Yih
IPAW
2010
13 years 7 months ago
Provenance of Software Development Processes
Abstract. "Why does the build fail currently?" - This and similar questions arise on a daily basis in software development processes (SDP). There is no easy way to answer...
Heinrich Wendel, Markus Kunde, Andreas Schreiber