181 search results - page 32 / 37 » Social Event Extraction: Task, Challenges and Techniques |
SP
2008
IEEE
15 years 5 months ago
2008
IEEE
Eavesdropping on electronic communication is usually prevented by using cryptography-based mechanisms. However, these mechanisms do not prevent one from obtaining private informat...
EWCBR
2004
Springer
15 years 4 months ago
2004
Springer
The case-based reasoning approach to email response consists of reusing past messages to synthesize new responses to incoming requests. This task presents various challenges due to...
ICFEM
2007
Springer
15 years 2 months ago
2007
Springer
Abstract. Refinement plays a crucial role in "top-down" styles of verification, such as the refinement calculus, but for probabilistic systems proof of refinement is a pa...
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ACCV
2010
Springer
14 years 6 months ago
2010
Springer
Spatiotemporal segmentation is an essential task for video analysis. The strong interconnection between finding an object's spatial support and finding its motion characterist...
TSP
2010
14 years 5 months ago
2010
Time-frequency representations constitute the main tool for analysis of nonstationary signals arising in real-life systems. One of the most challenging applications of time-frequen...