433 search results - page 29 / 87 » Alpha Estimation in Natural Images |
ICIP
2007
IEEE
2007
IEEE
Joint Localization and Parameter Estimation for Localized Calcium Release Events in Video Microscopy
14 years 9 months ago
This paper addresses modeling and inference for localized calcium release events observed in cardiac muscle tissue known as sparks, a recently discovered and little-understood phe...
ICPR
2002
IEEE
14 years 8 months ago
2002
IEEE
We provide elementary geometric arguments to show that the principal point of cameras with small to moderate field of view cannot be reliably estimated from natural, noisy images ...
PAMI
2012
11 years 10 months ago
2012
—We introduce an efficient maximum likelihood approach for one part of the color constancy problem: removing from an image the color cast caused by the spectral distribution of ...
SIAMIS
2010
13 years 6 months ago
2010
Abstract. In this work, we present an approach to jointly segment a rigid object in a two-dimensional (2D) image and estimate its three-dimensional (3D) pose, using the knowledge o...
IWDW
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. In this paper, the security of Dither Modulation Quantization Index Modulation schemes for digital images is analyzed. Both pixel and DCT coefficient quantization schemes...