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MVA
2002
116views Computer Vision» more  MVA 2002»
15 years 5 months ago
Nonlinear Refinement of Camera Parameters Using an Endoscopic Surgery Robot
We present an approach for nonlinear optimization of the parameters of an endoscopic camera mounted on a surgery robot. The goal is to generate a depth map for each image in order...
Jochen Schmidt, Florian Vogt, Heinrich Niemann
ICASSP
2011
IEEE
14 years 9 months ago
Saturation-robust SAR image formation
The formation of synthetic aperture radar (SAR) images is formulated as an inverse problem, a flexible approach suitable for a variety of acquisition systems and signal models. T...
Dennis Wei, Petros Boufounos
PODS
2004
ACM
148views Database» more  PODS 2004»
16 years 6 months ago
Deterministic Wavelet Thresholding for Maximum-Error Metrics
Several studies have demonstrated the effectiveness of the wavelet decomposition as a tool for reducing large amounts of data down to compact wavelet synopses that can be used to ...
Minos N. Garofalakis, Amit Kumar
CN
2007
76views more  CN 2007»
15 years 6 months ago
A practical and robust inter-domain marking scheme for IP traceback
A practical and robust inter-domain marking scheme for IP traceback is proposed. We first identify six drawbacks of Probabilistic Packet Marking (PPM), and then contrive a synerg...
Zhiqiang Gao, Nirwan Ansari
TIP
1998
142views more  TIP 1998»
15 years 5 months ago
Inversion of large-support ill-posed linear operators using a piecewise Gaussian MRF
Abstract—We propose a method for the reconstruction of signals and images observed partially through a linear operator with a large support (e.g., a Fourier transform on a sparse...
Mila Nikolova, Jérôme Idier, Ali Moha...