5692 search results - page 379 / 1139 » Challenges and Unsolved Problems |
232
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CVPR
2008
IEEE
16 years 8 months ago
2008
IEEE
Both detection and tracking people are challenging problems, especially in complex real world scenes that commonly involve multiple people, complicated occlusions, and cluttered o...
328
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ICDE
2009
IEEE
16 years 8 months ago
2009
IEEE
Abstract-- Inspired by the great success of information retrieval (IR) style keyword search on the web, keyword search on XML has emerged recently. The difference between text data...
200
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WWW
2004
ACM
16 years 7 months ago
2004
ACM
We present a Semantic Web application that we call CS AKTive Space1 . The application exploits a wide range of semantically heterogeneous and distributed content relating to Compu...
170
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CHI
2009
ACM
16 years 7 months ago
2009
ACM
Intelligent Tutoring Systems (ITSs) have been shown to have dramatic impact on student learning [9]. However, these gains have been mostly in topics in which the interface has bee...
145
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MOBISYS
2009
ACM
16 years 7 months ago
2009
ACM
Wi-Fi clients can obtain much better performance at some commercial hotspots than at others. Unfortunately, there is currently no way for users to determine which hotspot access p...