Sciweavers

1257 search results - page 99 / 252
» Performance of Biometric Quality Measures
Sort
View
FGR
2002
IEEE
228views Biometrics» more  FGR 2002»
14 years 3 months ago
Real-Time Tracking of Multiple Fingertips and Gesture Recognition for Augmented Desk Interface Systems
In this paper, we propose a fast and robust method for tracking a user’s hand and multiple fingertips; we then demonstrate gesture recognition based on measured fingertip traj...
Kenji Oka, Yoichi Sato, Hideki Koike
FGR
2011
IEEE
237views Biometrics» more  FGR 2011»
13 years 2 months ago
The motion in emotion - A CERT based approach to the FERA emotion challenge
—This paper assesses the performance of measures of facial expression dynamics derived from the Computer Expression Recognition Toolbox (CERT) for classifying emotions in the Fac...
Gwen Littlewort, Jacob Whitehill, Tingfan Wu, Nich...
IR
2010
13 years 8 months ago
Gradient descent optimization of smoothed information retrieval metrics
Abstract Most ranking algorithms are based on the optimization of some loss functions, such as the pairwise loss. However, these loss functions are often different from the criter...
Olivier Chapelle, Mingrui Wu
DPHOTO
2009
353views Hardware» more  DPHOTO 2009»
13 years 8 months ago
Fuzzy-based motion estimation for video stabilization using SIFT interest points
In this paper we present a technique which infers interframe motion by tracking SIFT features through consecutive frames: feature points are detected and their stability is evalua...
Sebastiano Battiato, Giovanni Gallo, Giovanni Pugl...
DAC
2009
ACM
14 years 5 months ago
Information hiding for trusted system design
For a computing system to be trusted, it is equally important to verify that the system performs no more and no less functionalities than desired. Traditional testing and verifica...
Junjun Gu, Gang Qu, Qiang Zhou