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CONCUR
2006
Springer
15 years 6 months ago
Sanity Checks in Formal Verification
One of the advantages of temporal-logic model-checking tools is their ability to accompany a negative answer to the correctness query by a counterexample to the satisfaction of the...
Orna Kupferman
119
Voted
SIGMOD
2002
ACM
114views Database» more  SIGMOD 2002»
16 years 2 months ago
Time-parameterized queries in spatio-temporal databases
Time-parameterized queries (TP queries for short) retrieve (i) the actual result at the time that the query is issued, (ii) the validity period of the result given the current mot...
Yufei Tao, Dimitris Papadias
159
Voted
TPDS
2010
118views more  TPDS 2010»
15 years 1 months ago
Using Parallel Bloom Filters for Multiattribute Representation on Network Services
—One widely used mechanism for representing membership of a set of items is the simple space-efficient randomized data structure known as Bloom filters. Yet, Bloom filters are no...
Bin Xiao, Yu Hua
204
Voted
SIGMOD
2006
ACM
110views Database» more  SIGMOD 2006»
16 years 2 months ago
Supporting ad-hoc ranking aggregates
This paper presents a principled framework for efficient processing of ad-hoc top-k (ranking) aggregate queries, which provide the k groups with the highest aggregates as results....
Chengkai Li, Kevin Chen-Chuan Chang, Ihab F. Ilyas
140
Voted
EDBT
2009
ACM
149views Database» more  EDBT 2009»
15 years 13 days ago
Towards integrated and efficient scientific sensor data processing: a database approach
In this work, we focus on managing scientific environmental data, which are measurement readings collected from wireless sensors. In environmental science applications, raw sensor...
Ji Wu, Yongluan Zhou, Karl Aberer, Kian-Lee Tan