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CIKM
2010
Springer
13 years 8 months ago
MENTA: inducing multilingual taxonomies from wikipedia
In recent years, a number of projects have turned to Wikipedia to establish large-scale taxonomies that describe orders of magnitude more entities than traditional manually built ...
Gerard de Melo, Gerhard Weikum
CIKM
2010
Springer
13 years 8 months ago
Hypergraph-based multilevel matrix approximation for text information retrieval
In Latent Semantic Indexing (LSI), a collection of documents is often pre-processed to form a sparse term-document matrix, followed by a computation of a low-rank approximation to...
Haw-ren Fang, Yousef Saad
INFOCOM
2005
IEEE
14 years 3 months ago
Gossip algorithms: design, analysis and applications
Abstract— Motivated by applications to sensor, peer-topeer and ad hoc networks, we study distributed asynchronous algorithms, also known as gossip algorithms, for computation and...
Stephen P. Boyd, Arpita Ghosh, Balaji Prabhakar, D...
SIGIR
2009
ACM
14 years 4 months ago
Smoothing clickthrough data for web search ranking
Incorporating features extracted from clickthrough data (called clickthrough features) has been demonstrated to significantly improve the performance of ranking models for Web sea...
Jianfeng Gao, Wei Yuan, Xiao Li, Kefeng Deng, Jian...
ACSAC
2007
IEEE
14 years 4 months ago
A Taxonomy of Botnet Structures
We propose a taxonomy of botnet structures, based on their utility to the botmaster. We propose key metrics to measure their utility for various activities (e.g., spam, ddos). Usi...
David Dagon, Guofei Gu, Christopher P. Lee, Wenke ...