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ICDE
2005
IEEE
107views Database» more  ICDE 2005»
14 years 1 months ago
Search Experiment of Business-Rule by Dynamic Constraint Algebra
Abstract Although e-commerce is becoming popular, product rules, which describe various conditions such as prices, applicability, and discount conditions are still expressed in nat...
Rui Kimura, Takayuki Shiga, Mizuho Iwaihara
ECIR
2010
Springer
13 years 8 months ago
Aggregation of Multiple Judgments for Evaluating Ordered Lists
Abstract. Many tasks (e.g., search and summarization) result in an ordered list of items. In order to evaluate such an ordered list of items, we need to compare it with an ideal or...
Hyun Duk Kim, ChengXiang Zhai, Jiawei Han
ESANN
2004
13 years 8 months ago
Evolutionary tuning of multiple SVM parameters
The problem of model selection for support vector machines (SVMs) is considered. We propose an evolutionary approach to determine multiple SVM hyperparameters: The covariance matr...
Frauke Friedrichs, Christian Igel
RAS
2008
139views more  RAS 2008»
13 years 7 months ago
Unsupervised identification of useful visual landmarks using multiple segmentations and top-down feedback
In this paper, we tackle the problem of unsupervised selection and posterior recognition of visual landmarks in images sequences acquired by an indoor mobile robot. This is a high...
Pablo Espinace, Daniel Langdon, Alvaro Soto
RIAO
2007
13 years 8 months ago
Contextual Search Using Ontology-Based User Profiles
Search engines, generally, return results without any regard for the concepts in which the user is interested. In this paper, we present our approach to personalizing search engin...
Vishnu Challam, Susan Gauch, Aravind Chandramouli