2605 search results - page 76 / 521 » The many levels of CSCL |
214
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AAAI
2012
13 years 8 months ago
2012
We explore the problem of assigning heterogeneous tasks to workers with different, unknown skill sets in crowdsourcing markets such as Amazon Mechanical Turk. We first formalize ...
180
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PC
2002
15 years 6 months ago
2002
The I/O access patterns of many parallel applications consist of accesses to a large number of small, noncontiguous pieces of data. If an application's I/O needs are met by m...
178
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CVPR
1997
IEEE
16 years 8 months ago
1997
IEEE
A general geometrical framework for image processing is presented. We consider intensity images as surfaces in the (x I) space. The image is thereby a two dimensional surface in t...
189
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ICIP
2001
IEEE
16 years 8 months ago
2001
IEEE
This paper addresses the application of active contours or snakes for location and tracking of facial features. Conventional snake approaches find the position of the snake by fin...
267
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ICDE
2007
IEEE
16 years 7 months ago
2007
IEEE
Authorization in SQL is currently at the level of tables or columns. Many applications need a finer level of control. We propose a model for fine-grained authorization based on ad...