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NAACL
2007
13 years 10 months ago
Unsupervised Natural Language Processing Using Graph Models
In the past, NLP has always been based on the explicit or implicit use of linguistic knowledge. In classical computer linguistic applications explicit rule based approaches prevai...
Chris Biemann
NIPS
2007
13 years 10 months ago
Expectation Maximization and Posterior Constraints
The expectation maximization (EM) algorithm is a widely used maximum likelihood estimation procedure for statistical models when the values of some of the variables in the model a...
João Graça, Kuzman Ganchev, Ben Task...
ACL
2006
13 years 10 months ago
Novel Association Measures Using Web Search with Double Checking
A web search with double checking model is proposed to explore the web as a live corpus. Five association measures including variants of Dice, Overlap Ratio, Jaccard, and Cosine, ...
Hsin-Hsi Chen, Ming-Shun Lin, Yu-Chuan Wei
DOCENG
2010
ACM
13 years 10 months ago
Glyph extraction from historic document images
This paper is about the reproduction of ancient texts with vectorised fonts. While for OCR only recognition rates count, a reproduction process does not necessarily require the re...
Lothar Meyer-Lerbs, Arne Schuldt, Björn Gottf...
ANOR
2010
135views more  ANOR 2010»
13 years 9 months ago
A framework of irregularity enlightenment for data pre-processing in data mining
Abstract Irregularities are widespread in large databases and often lead to erroneous conclusions with respect to data mining and statistical analysis. For example, considerable bi...
Siu-Tong Au, Rong Duan, Siamak G. Hesar, Wei Jiang