1947 search results - page 70 / 390 » On the Automatic Extraction of Data from the Hidden Web |
FLAIRS
2008
13 years 11 months ago
2008
Hidden Markov models are a powerful technique to model and classify temporal sequences, such as in speech and gesture recognition. However, defining these models is still an art: ...
ICMCS
2007
IEEE
14 years 3 months ago
2007
IEEE
Recently, the bag-of-words approach has been successfully applied to automatic image annotation, object recognition, etc. The method needs to first quantize an image using the vis...
ISCAS
2003
IEEE
14 years 2 months ago
2003
IEEE
In this paper, we propose a moving object extraction technique for MPEG coded data directly. It is a changebased motion object extraction approach, which discriminates background ...
IJCAI
2003
13 years 10 months ago
2003
Keyphrases are useful for a variety of purposes, including summarizing, indexing, labeling, categorizing, clustering, highlighting, browsing, and searching. The task of automatic ...
ICDE
2007
IEEE
14 years 10 months ago
2007
IEEE
To access data sources on the Web, a crucial step is wrapping, which translates query responses, rendered in textual HTML, back into their relational form. Traditionally, this pro...