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SDM
2007
SIAM
106views Data Mining» more  SDM 2007»
9 years 24 days ago
Performance of Recommendation Systems in Dynamic Streaming Environments
In this paper, we study the behavior of collaborative filtering based recommendations under evolving user profile scenarios. We propose a systematic validation methodology that ...
Olfa Nasraoui, Jeff Cerwinske, Carlos Rojas, Fabio...
SDM
2007
SIAM
117views Data Mining» more  SDM 2007»
9 years 24 days ago
Summarizing Review Scores of "Unequal" Reviewers
A frequently encountered problem in decision making is the following review problem: review a large number of objects and select a small number of the best ones. An example is sel...
Hady Wirawan Lauw, Ee-Peng Lim, Ke Wang
SDM
2007
SIAM
137views Data Mining» more  SDM 2007»
9 years 24 days ago
Semi-supervised Feature Selection via Spectral Analysis
Feature selection is an important task in effective data mining. A new challenge to feature selection is the so-called “small labeled-sample problem” in which labeled data is...
Zheng Zhao, Huan Liu
SDM
2007
SIAM
108views Data Mining» more  SDM 2007»
9 years 24 days ago
Semi-Supervised Dimensionality Reduction
Dimensionality reduction is among the keys in mining highdimensional data. This paper studies semi-supervised dimensionality reduction. In this setting, besides abundant unlabeled...
Daoqiang Zhang, Zhi-Hua Zhou, Songcan Chen
SDM
2007
SIAM
107views Data Mining» more  SDM 2007»
9 years 24 days ago
On Demand Phenotype Ranking through Subspace Clustering
High throughput biotechnologies have enabled scientists to collect a large number of genetic and phenotypic attributes for a large collection of samples. Computational methods are...
Xiang Zhang, Wei Wang 0010, Jun Huan
SDM
2007
SIAM
74views Data Mining» more  SDM 2007»
9 years 24 days ago
HACS: Heuristic Algorithm for Clustering Subsets
The term consideration set is used in marketing to refer to the set of items a customer thought about purchasing before making a choice. While consideration sets are not directly ...
Ding Yuan, W. Nick Street
SDM
2007
SIAM
201views Data Mining» more  SDM 2007»
9 years 24 days ago
Fast Best-Match Shape Searching in Rotation Invariant Metric Spaces
Object recognition and content-based image retrieval systems rely heavily on the accurate and efficient identification of shapes. A fundamental requirement in the shape analysis ...
Dragomir Yankov, Eamonn J. Keogh, Li Wei, Xiaopeng...
SDM
2007
SIAM
114views Data Mining» more  SDM 2007»
9 years 24 days ago
Harmonium Models for Semantic Video Representation and Classification
Jun Yang 0003, Yan Liu 0002, Eric P. Xing, Alexand...
SDM
2007
SIAM
145views Data Mining» more  SDM 2007»
9 years 24 days ago
Finding Motifs in a Database of Shapes
The problem of efficiently finding images that are similar to a target image has attracted much attention in the image processing community and is rightly considered an informatio...
Xiaopeng Xi, Eamonn J. Keogh, Li Wei, Agenor Mafra...
SDM
2007
SIAM
117views Data Mining» more  SDM 2007»
9 years 24 days ago
Discriminating Subsequence Discovery for Sequence Clustering
In this paper, we explore the discriminating subsequencebased clustering problem. First, several effective optimization techniques are proposed to accelerate the sequence mining p...
Jianyong Wang, Yuzhou Zhang, Lizhu Zhou, George Ka...
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