Sciweavers

2978 search results - page 117 / 596
» Modelling and Querying Video Data
Sort
View
TAMC
2007
Springer
15 years 4 months ago
A Characterization of the Language Classes Learnable with Correction Queries
Abstract. Formal language learning models have been widely investigated in the last four decades. But it was not until recently that the model of learning from corrections was intr...
Cristina Tîrnauca, Satoshi Kobayashi
ICPR
2006
IEEE
15 years 11 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...
ICIP
2005
IEEE
15 years 11 months ago
Flame detection in video using hidden Markov models
This paper proposes a novel method to detect flames in video by processing the data generated by an ordinary camera monitoring a scene. In addition to ordinary motion and color cl...
A. Enis Çetin, B. Ugur Töreyin, Yigith...
ICMCS
2006
IEEE
98views Multimedia» more  ICMCS 2006»
15 years 4 months ago
A Two-Layer Graphical Model for Combined Video Shot and Scene Boundary Detection
In this work we present a novel two-layer hybrid Graphical model for combined shot and scene boundary detection in videos. In the first layer of the model, low-level features are...
Marc Al-Hames, Stefan Zettl, Frank Wallhoff, Steph...
ICIP
2004
IEEE
15 years 11 months ago
Automatically learning structural units in educational videos with the hierarchical hidden markov models
In this paper we present a coherent approach using the hierarchical HMM with shared structures to extract the structural units that form the building blocks of an education/traini...
Dinh Q. Phung, Svetha Venkatesh, Hung Hai Bui