Sciweavers

1116 search results - page 89 / 224
» Domination Mining and Querying
Sort
View
FQAS
2006
Springer
147views Database» more  FQAS 2006»
13 years 11 months ago
Using a Fuzzy Object-Relational Database for Colour Image Retrieval
The paper presents a fuzzy database management system, and a fuzzy method for dominant colour description of images, on which an image retrieval system is built. The paper shows th...
Carlos D. Barranco, Juan Miguel Medina, Jesú...
BNCOD
2008
96views Database» more  BNCOD 2008»
13 years 9 months ago
Smooth Interpolating Histograms with Error Guarantees
Abstract. Accurate selectivity estimations are essential for query optimization decisions where they are typically derived from various kinds of histograms which condense value dis...
Thomas Neumann, Sebastian Michel
ICDT
2011
ACM
232views Database» more  ICDT 2011»
12 years 11 months ago
(Approximate) uncertain skylines
Given a set of points with uncertain locations, we consider the problem of computing the probability of each point lying on the skyline, that is, the probability that it is not do...
Peyman Afshani, Pankaj K. Agarwal, Lars Arge, Kasp...
SIGMOD
2007
ACM
160views Database» more  SIGMOD 2007»
14 years 8 months ago
Supporting ranking and clustering as generalized order-by and group-by
The Boolean semantics of SQL queries cannot adequately capture the "fuzzy" preferences and "soft" criteria required in non-traditional data retrieval applicati...
Chengkai Li, Min Wang, Lipyeow Lim, Haixun Wang, K...
WWW
2008
ACM
14 years 8 months ago
Query-sets: using implicit feedback and query patterns to organize web documents
In this paper we present a new document representation model based on implicit user feedback obtained from search engine queries. The main objective of this model is to achieve be...
Barbara Poblete, Ricardo A. Baeza-Yates