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AIIA
2007
Springer
14 years 4 months ago
A Comparison of Genetic Algorithms for Optimizing Linguistically Informed IR in Question Answering
In this paper we compare four selection strategies in evolutionary optimization of information retrieval (IR) in a question answering setting. The IR index has been augmented by li...
Jörg Tiedemann
CEC
2007
IEEE
14 years 2 months ago
Fitness diversity based adaptation in Multimeme Algorithms: A comparative study
Abstract-- This paper compares three different fitness diversity adaptations in Multimeme Algorithms (MmAs). These diversity indexes have been integrated within a MmA present in li...
Ferrante Neri, Ville Tirronen, Tommi Kärkk&au...
VLDB
1998
ACM
120views Database» more  VLDB 1998»
14 years 2 months ago
Algorithms for Querying by Spatial Structure
: Structural queries constitute a special form of content-basedretrieval where the user specifiesa set of spatial constraints among query variables and asks for all configurations ...
Dimitris Papadias, Nikos Mamoulis, Vasilis Delis
ICASSP
2011
IEEE
13 years 1 months ago
Adaptive reconstruction method of missing textures based on perceptually optimized algorithm
This paper presents an adaptive reconstruction method of missing textures based on structural similarity (SSIM) index. The proposed method firstly performs SSIM-based selection o...
Takahiro Ogawa, Miki Haseyama
WISE
2009
Springer
14 years 7 months ago
Entry Pairing in Inverted File
Abstract. This paper proposes to exploit content and usage information to rearrange an inverted index for a full-text IR system. The idea is to merge the entries of two frequently ...
Hoang Thanh Lam, Raffaele Perego, Nguyen Thoi Minh...