1318 search results - page 34 / 264 » Aggregation-based model reduction of a Hidden Markov Model |
ICIP
2002
IEEE
14 years 9 months ago
2002
IEEE
In this paper, we describe a statistical method to detect highlights in a baseball game video. The input video is first segmented into scene shots, within which the camera motion ...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
In this paper, we consider the problem of keyword query cleaning for structured databases from a probabilistic approach. Keyword query cleaning consists of rewriting the user quer...
IJCAI
2003
13 years 8 months ago
2003
Information extraction can be defined as the task of automatically extracting instances of specified classes or relations from text. We consider the case of using machine learni...
ICPR
2006
IEEE
14 years 8 months ago
2006
IEEE
This paper presents an event detector for emergencies in crowds. Assuming a single camera and a dense crowd we rely on optical flow instead of tracking statistics as a feature to ...
ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
This paper proposes an interpolating extension to hidden Markov models (HMMs), which allows more accurate modeling of natural sounds sources. The model is able to produce observat...