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» Answering Queries using Humans, Algorithms and Databases
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110
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ACL
1998
15 years 3 months ago
Locating Noun Phrases with Finite State Transducers
We present a method for constructing, maintaining and consulting a database of proper nouns. We describe noun phrases composed of a proper noun and/or a description of a human occ...
Jean Senellart
CCS
2007
ACM
15 years 8 months ago
Asirra: a CAPTCHA that exploits interest-aligned manual image categorization
We present Asirra (Figure 1), a CAPTCHA that asks users to identify cats out of a set of 12 photographs of both cats and dogs. Asirra is easy for users; user studies indicate it c...
Jeremy Elson, John R. Douceur, Jon Howell, Jared S...
WWW
2007
ACM
16 years 2 months ago
Multiway SLCA-based keyword search in XML data
Keyword search for smallest lowest common ancestors (SLCAs) in XML data has recently been proposed as a meaningful way to identify interesting data nodes in XML data where their s...
Chong Sun, Chee Yong Chan, Amit K. Goenka
99
Voted
ICDE
2011
IEEE
245views Database» more  ICDE 2011»
14 years 5 months ago
Discovering popular routes from trajectories
—The booming industry of location-based services has accumulated a huge collection of users’ location trajectories of driving, cycling, hiking, etc. In this work, we investigat...
Zaiben Chen, Heng Tao Shen, Xiaofang Zhou
111
Voted
ICPR
2006
IEEE
16 years 3 months ago
Automatic Acquisition of Context Models and its Application to Video Surveillance
This paper addresses the problem of automatically acquiring context models from data. Context and human behavior are represented using a state model, called situation model. This ...
James L. Crowley, Oliver Brdiczka, Patrick Reignie...