Sciweavers

441 search results - page 57 / 89
» Query expansion using random walk models
Sort
View
ESWA
2010
118views more  ESWA 2010»
13 years 8 months ago
Integrating independent component analysis-based denoising scheme with neural network for stock price prediction
The forecasting of stock price is one of the most challenging tasks in investment/financial decision-making since stock prices/indices are inherently noisy and non-stationary. In ...
Chi-Jie Lu
JASIS
2010
182views more  JASIS 2010»
13 years 8 months ago
Understanding latent semantic indexing: A topological structure analysis using Q-analysis
Abstract – The method of latent semantic indexing (LSI) is well known for tackling the synonymy and polysemy problems in information retrieval. However, its performance can be ve...
Dandan Li, Chung-Ping Kwong
IKE
2007
13 years 11 months ago
Understanding Latent Semantic Indexing: A Topological Structure Analysis Using Q-Analysis Method
Abstract – The method of latent semantic indexing (LSI) is well known for tackling the synonymy and polysemy problems in information retrieval. However, its performance can be ve...
Dandan Li, Chungping Kwong
SIGIR
2009
ACM
14 years 4 months ago
On social networks and collaborative recommendation
Social network systems, like last.fm, play a significant role in Web 2.0, containing large amounts of multimedia-enriched data that are enhanced both by explicit user-provided an...
Ioannis Konstas, Vassilios Stathopoulos, Joemon M....
ICMCS
2007
IEEE
143views Multimedia» more  ICMCS 2007»
14 years 4 months ago
Hidden Conditional Random Fields for Meeting Segmentation
Automatic segmentation and classification of recorded meetings provides a basis towards understanding the content of a meeting. It enables effective browsing and querying in a me...
Stephan Reiter, Björn Schuller, Gerhard Rigol...