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» Physically Based Deformable Models in Computer Graphics
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IPPS
1998
IEEE
15 years 10 months ago
Design of a FEM Computation Engine for Real-Time Laparoscopic Surgery Simulation
We present the design of a computation engine for a real-time laparoscopic surgery simulator. Since this simulator requires realistic real-time and real-world behaviour, a physica...
Alex Rhomberg, Rolf Enzler, Markus Thaler, Gerhard...
SIBGRAPI
2008
IEEE
16 years 25 days ago
Crop Type Recognition Based on Hidden Markov Models of Plant Phenology
This work introduces a Hidden Markov Model (HMM) based technique to classify agricultural crops. The method recognizes different crops by analyzing their spectral profiles over a ...
P. B. C. Leite, Raul Queiroz Feitosa, A. R. Formag...
DCC
2010
IEEE
15 years 11 months ago
Auto Regressive Model and Weighted Least Squares Based Packet Video Error Concealment
In this paper, auto regressive (AR) model is applied to error concealment for block-based packet video encoding. Each pixel within the corrupted block is restored as the weighted ...
Yongbing Zhang, Xinguang Xiang, Siwei Ma, Debin Zh...
TOG
2008
123views more  TOG 2008»
15 years 6 months ago
Efficient multiple scattering in hair using spherical harmonics
Previous research has shown that a global multiple scattering simulation is needed to achieve physically realistic renderings of hair, particularly light-colored hair with low abs...
Jonathan T. Moon, Bruce Walter, Steve Marschner
JUCS
2010
265views more  JUCS 2010»
15 years 4 months ago
3D Head Pose and Facial Expression Tracking using a Single Camera
: Algorithms for 3D head pose and facial expression tracking using a single camera (monocular image sequences) is presented in this paper. The proposed method is based on a combina...
Lucas D. Terissi, Juan Carlos Gomez