Sciweavers

ICCV
2011
IEEE
12 years 5 months ago
Recognising Spontaneous Facial Micro-expressions
Facial micro-expressions are rapid involuntary facial expressions which reveal suppressed affect. To the best knowledge of the authors, there is no previous work that successfully...
Tomas Pfister, Xiaobai Li, Guoying Zhao, Matti Pie...
ICASSP
2011
IEEE
12 years 8 months ago
Directional Color Filter Array interpolation based on multiscale color gradients
Single sensor digital cameras capture one color value for every pixel location. The remaining two color channel values need to be estimated to obtain a complete color image. This ...
Ibrahim Pekkucuksen, Yucel Altunbasak
ICASSP
2011
IEEE
12 years 8 months ago
Correlation matrix interpolation in Sound Source Localization for a robot
In microphone array processing, a Correlation Matrix (CM) between multiple channel input signals is widely utilized for various purposes such as Sound Source Localization (SSL), e...
Keisuke Nakamura, Kazuhiro Nakadai, Hirofumi Nakaj...
VCBM
2010
12 years 11 months ago
Fast and Smooth Interactive Segmentation of Medical Images Using Variational Interpolation
We present a fast and interactive segmentation method for medical images that allows a smooth reconstruction of an object's surface from a set of user drawn, three-dimensiona...
Frank Heckel, Olaf Konrad, Heinz-Otto Peitgen
SIAMNUM
2010
131views more  SIAMNUM 2010»
12 years 11 months ago
A Rational Interpolation Scheme with Superpolynomial Rate of Convergence
The purpose of this study is to construct a high-order interpolation scheme for arbitrary scattered datasets. The resulting function approximation is an interpolation function when...
Qiqi Wang, Parviz Moin, Gianluca Iaccarino
MEMICS
2010
12 years 11 months ago
Haptic Rendering Based on RBF Approximation from Dynamically Updated Data
In this paper, an extension of our previous research focused on haptic rendering based on interpolation from precomputed data is presented. The technique employs the radial-basis ...
Jan Fousek, Tomas Golembiovsky, Jiri Filipovic, Ig...
LPAR
2010
Springer
13 years 2 months ago
Interpolating Quantifier-Free Presburger Arithmetic
Craig interpolation has become a key ingredient in many symbolic model checkers, serving as an approximative replacement for expensive quantifier elimination. In this paper, we foc...
Daniel Kroening, Jérôme Leroux, Phili...
TIP
2010
129views more  TIP 2010»
13 years 3 months ago
Selective Data Pruning-Based Compression Using High-Order Edge-Directed Interpolation
—This paper proposes a selective data pruning-based compression scheme to improve the rate-distortion relation of compressed images and video sequences. The original frames are p...
Dung Trung Vo, Joel Solé, Peng Yin, Cristin...
NA
2010
96views more  NA 2010»
13 years 3 months ago
Spectral element methods on unstructured meshes: which interpolation points?
In the field of spectral element approximations, the interpolation points can be chosen on the basis of different criteria, going from the minimization of the Lebesgue constant to ...
Richard Pasquetti, Francesca Rapetti
TMI
2002
146views more  TMI 2002»
13 years 4 months ago
Feature-Guided Shape-Based Image Interpolation
Abstract--A feature-guided image interpolation scheme is presented. It is an effective and improved, shape-based interpolation method used for interpolating image slices in medical...
Tong-Yee Lee, Chao-Hung Lin