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WSDM
2009
ACM
104views Data Mining» more  WSDM 2009»
16 years 1 months ago
Top-k aggregation using intersections of ranked inputs
There has been considerable past work on efficiently computing top k objects by aggregating information from multiple ranked lists of these objects. An important instance of this...
Ravi Kumar, Kunal Punera, Torsten Suel, Sergei Vas...
ICDE
2009
IEEE
156views Database» more  ICDE 2009»
16 years 1 months ago
Support Multi-version Applications in SaaS via Progressive Schema Evolution
— Update of applications in SaaS is expected to be a continuous efforts and cannot be done overnight or over the weekend. In such migration efforts, users are trained and shifted...
Jianfeng Yan, Bo Zhang
PODS
2003
ACM
157views Database» more  PODS 2003»
16 years 7 months ago
Algorithms for data migration with cloning
Our work is motivated by the problem of managing data on storage devices, typically a set of disks. Such high demand storage servers are used as web servers, or multimedia servers...
Samir Khuller, Yoo Ah Kim, Yung-Chun (Justin) Wan
DMSN
2005
ACM
15 years 9 months ago
Timely data delivery in sensor networks using whirlpool
In this paper, we introduce a rotating interrogation technique for sensor networks called Whirlpool. Whirlpool provides opportunities to optimize data delivery in time-critical mo...
Divyasheel Sharma, Vladimir Zadorozhny, Panos K. C...
KDD
2008
ACM
135views Data Mining» more  KDD 2008»
16 years 7 months ago
DiMaC: a disguised missing data cleaning tool
In some applications such as filling in a customer information form on the web, some missing values may not be explicitly represented as such, but instead appear as potentially va...
Ming Hua, Jian Pei