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SIGMOD
2007
ACM
198views Database» more  SIGMOD 2007»
16 years 2 months ago
Addressing diverse user preferences in SQL-query-result navigation
Database queries are often exploratory and users often find their queries return too many answers, many of them irrelevant. Existing work either categorizes or ranks the results t...
Zhiyuan Chen, Tao Li
SIGMOD
2005
ACM
127views Database» more  SIGMOD 2005»
16 years 2 months ago
Fossilized Index: The Linchpin of Trustworthy Non-Alterable Electronic Records
As critical records are increasingly stored in electronic form, which tends to make for easy destruction and clandestine modification, it is imperative that they be properly manag...
Qingbo Zhu, Windsor W. Hsu
SIGMOD
2004
ACM
126views Database» more  SIGMOD 2004»
16 years 2 months ago
Indexing Spatio-Temporal Trajectories with Chebyshev Polynomials
In this paper, we attempt to approximate and index a ddimensional (d 1) spatio-temporal trajectory with a low order continuous polynomial. There are many possible ways to choose ...
Yuhan Cai, Raymond T. Ng
EDBT
2006
ACM
191views Database» more  EDBT 2006»
16 years 2 months ago
Distributed Spatial Clustering in Sensor Networks
Abstract. Sensor networks monitor physical phenomena over large geographic regions. Scientists can gain valuable insight into these phenomena, if they understand the underlying dat...
Anand Meka, Ambuj K. Singh
PLDI
2010
ACM
15 years 11 months ago
Breadcrumbs: Efficient Context Sensitivity for Dynamic Bug Detection Analyses
Calling context--the set of active methods on the stack--is critical for understanding the dynamic behavior of large programs. Dynamic program analysis tools, however, are almost ...
Michael D. Bond, Graham Z. Baker, Samuel Z. Guyer