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TIP
2008
135views more  TIP 2008»
13 years 11 months ago
Nonlinear Regularized Reaction-Diffusion Filters for Denoising of Images With Textures
Denoising is always a challenging problem in natural imaging and geophysical data processing. In this paper we consider the denoising of texture images using a nonlinear reaction-...
Gerlind Plonka, Jianwei Ma
TIP
2008
256views more  TIP 2008»
13 years 11 months ago
Image-Based Human Age Estimation by Manifold Learning and Locally Adjusted Robust Regression
Estimating human age automatically via facial image analysis has lots of potential real-world applications, such as human computer interaction and multimedia communication. However...
Guodong Guo, Yun Fu, Charles R. Dyer, Thomas S. Hu...
TIP
2008
89views more  TIP 2008»
13 years 11 months ago
Snakuscules
Abstract--A snakuscule (a minuscule snake) is the simplest active contour that we were able to design while keeping the quintessence of traditional snakes: an energy term governed ...
Philippe Thévenaz, Michael Unser
TIP
2008
124views more  TIP 2008»
13 years 11 months ago
Robust Shape Tracking With Multiple Models in Ultrasound Images
This paper addresses object tracking in ultrasound images using a robust multiple model tracker. The proposed tracker has the following features: 1) it uses multiple dynamic models...
Jacinto C. Nascimento, Jorge S. Marques
TIP
2008
89views more  TIP 2008»
13 years 11 months ago
Optimal Denoising in Redundant Representations
Abstract--Image denoising methods are often designed to minimize mean-squared error (MSE) within the subbands of a multiscale decomposition. However, most high-quality denoising re...
Martin Raphan, Eero P. Simoncelli
TIP
2008
108views more  TIP 2008»
13 years 11 months ago
Design of Linear Equalizers Optimized for the Structural Similarity Index
Abstract--We propose an algorithm for designing linear equalizers that maximize the structural similarity (SSIM) index between the reference and restored signals. The SSIM index ha...
Sumohana S. Channappayya, Alan C. Bovik, Constanti...
TIP
2008
122views more  TIP 2008»
13 years 11 months ago
Efficient 2-D Grayscale Morphological Transformations With Arbitrary Flat Structuring Elements
Abstract--An efficient algorithm is presented for the computation of grayscale morphological operations with arbitrary 2-D flat structuring elements (S.E.). The required computing ...
Erik R. Urbach, Michael H. F. Wilkinson
TIP
2008
98views more  TIP 2008»
13 years 11 months ago
On the Construction of Invertible Filter Banks on the 2-Sphere
The theories of signal sampling, filter banks, wavelets and "overcomplete wavelets" are well-established for the Euclidean spaces and are widely used in the processing a...
B. T. Thomas Yeo, Wanmei Ou, Polina Golland
TIP
2008
119views more  TIP 2008»
13 years 11 months ago
A Multistage Motion Vector Processing Method for Motion-Compensated Frame Interpolation
In this paper, a novel, low-complexity motion vector processing algorithm at the decoder is proposed for motion-compensated frame interpolation or frame rate up-conversion. We addr...
Ai-Mei Huang, T. Q. Nguyen
TIP
2008
168views more  TIP 2008»
13 years 11 months ago
A Real-Time Algorithm for the Approximation of Level-Set-Based Curve Evolution
Abstract--In this paper, we present a complete and practical algorithm for the approximation of level-set-based curve evolution suitable for real-time implementation. In particular...
Yonggang Shi, William Clement Karl