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OIR
2006
129views more  OIR 2006»
15 years 6 months ago
Structural analysis of chat messages for topic detection
Purpose - This paper studies the characteristics of chat messages from analyzing a collection of 33,121 sample messages gathered from 1700 sessions of conversations of 72 pairs of...
Haichao Dong, Siu Cheung Hui, Yulan He
ICASSP
2011
IEEE
14 years 10 months ago
Applications of short space-time fourier analysis in digital acoustics
This paper presents a signal processing tool for analyzing and manipulating digitized acoustic wave fields, based on a spatio-temporal extension of the time–frequency represent...
Francisco Pinto, Martin Vetterli
ICDAR
2003
IEEE
16 years 1 days ago
Form Reading based on Form-type Identification and Form-data Recognition
Form reading technology based on form-type identification and form-data recognition is proposed. This technology can solve difficulties in variety for reading different items on f...
Hiroshi Sako, Minenobu Seki, Naohiro Furukawa, His...
COLT
2006
Springer
15 years 10 months ago
A Sober Look at Clustering Stability
Stability is a common tool to verify the validity of sample based algorithms. In clustering it is widely used to tune the parameters of the algorithm, such as the number k of clust...
Shai Ben-David, Ulrike von Luxburg, Dávid P...
IJCAI
2003
15 years 8 months ago
Gaussian Process Models of Spatial Aggregation Algorithms
Multi-level spatial aggregates are important for data mining in a variety of scientific and engineering applications, from analysis of weather data (aggregating temperature and p...
Naren Ramakrishnan, Christopher Bailey-Kellogg