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ECIR
2008
Springer
13 years 11 months ago
Filaments of Meaning in Word Space
Word space models, in the sense of vector space models built on distributional data taken from texts, are used to model semantic relations between words. We argue that the high dim...
Jussi Karlgren, Anders Holst, Magnus Sahlgren
SIGIR
2012
ACM
12 years 8 days ago
Top-k learning to rank: labeling, ranking and evaluation
In this paper, we propose a novel top-k learning to rank framework, which involves labeling strategy, ranking model and evaluation measure. The motivation comes from the difficul...
Shuzi Niu, Jiafeng Guo, Yanyan Lan, Xueqi Cheng
ICDE
2000
IEEE
82views Database» more  ICDE 2000»
14 years 11 months ago
Similarity Search for Multidimensional Data Sequences
Time-series data, which are a series of one-dimensional real numbers, have been studied in various database applications. In this paper, we extend the traditional similarity searc...
Seok-Lyong Lee, Seok-Ju Chun, Deok-Hwan Kim, Ju-Ho...
SIGIR
2011
ACM
13 years 19 days ago
Why searchers switch: understanding and predicting engine switching rationales
Search engine switching is the voluntary transition between Web search engines. Engine switching can occur for a number of reasons, including user dissatisfaction with search resu...
Qi Guo, Ryen W. White, Yunqiao Zhang, Blake Anders...
CCGRID
2009
IEEE
14 years 4 months ago
Harvesting Large-Scale Grids for Software Resources
— Grid infrastructures are in operation around the world, federating an impressive collection of computational resources and a wide variety of application software. In this conte...
Asterios Katsifodimos, George Pallis, Marios D. Di...