Sciweavers

1940 search results - page 323 / 388
» Search with Synonyms: Problems and Solutions
Sort
View
ICML
2007
IEEE
16 years 7 months ago
Comparisons of sequence labeling algorithms and extensions
In this paper, we survey the current state-ofart models for structured learning problems, including Hidden Markov Model (HMM), Conditional Random Fields (CRF), Averaged Perceptron...
Nam Nguyen, Yunsong Guo
WWW
2009
ACM
16 years 7 months ago
Rated aspect summarization of short comments
Web 2.0 technologies have enabled more and more people to freely comment on different kinds of entities (e.g. sellers, products, services). The large scale of information poses th...
Yue Lu, ChengXiang Zhai, Neel Sundaresan
VLDB
2006
ACM
190views Database» more  VLDB 2006»
16 years 6 months ago
Online summarization of dynamic time series data
Managing large-scale time series databases has attracted significant attention in the database community recently. Related fundamental problems such as dimensionality reduction, tr...
Ümit Y. Ogras, Hakan Ferhatosmanoglu
SIGMOD
2003
ACM
88views Database» more  SIGMOD 2003»
16 years 6 months ago
Mapping Data in Peer-to-Peer Systems: Semantics and Algorithmic Issues
We consider the problem of mapping data in peer-topeer data-sharing systems. Such systems often rely on the use of mapping tables listing pairs of corresponding values to search f...
Anastasios Kementsietsidis, Marcelo Arenas, Ren&ea...
EVOW
2009
Springer
16 years 1 months ago
Evolutionary Optimization Guided by Entropy-Based Discretization
The Learnable Evolution Model (LEM) involves alternating periods of optimization and learning, performa extremely well on a range of problems, a specialises in achieveing good resu...
Guleng Sheri, David W. Corne