In mathematics, the structure tensor, also referred to as the second-moment matrix, is a matrix derived from the gradient of a function. Itâ€¦Â (More)

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2015

2015

- Stamatios Lefkimmiatis, Anastasios Roussos, Petros Maragos, Michael Bloesch
- SIAM J. Imaging Sciences
- 2015

We introduce a novel generic energy functional that we employ to solve inverse imaging problems within a variational frameworkâ€¦Â (More)

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2014

2014

- Ahmadreza Baghaie, Zeyun Yu
- ArXiv
- 2014

Feature preserving image interpolation is an active area in image processing field. In this paper a new direct edge directedâ€¦Â (More)

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2008

2008

- Wei Wang, Jinghuai Gao, Kang Li
- 2008 Second International Symposium onâ€¦
- 2008

We propose a new structure-adaptive anisotropic filtering scheme based on the local structure tensor. We utilize the localâ€¦Â (More)

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2008

2008

- Weiwei Wang, Xiangchu Feng
- Multiscale Modeling & Simulation
- 2008

A new coupled diffusion is proposed for joint image restoration and discontinuity detection. The system consists of two types ofâ€¦Â (More)

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2007

2007

Structure tensors are a common tool for orientation estimation in image processing and computer vision. We present aâ€¦Â (More)

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Highly Cited

2006

Highly Cited

2006

- Thomas Brox, Joachim Weickert, Bernhard Burgeth, Pavel MrÃ¡zek
- Image Vision Comput.
- 2006

In this article, we introduce nonlinear versions of the popular structure tensor, also known as second moment matrix. Theseâ€¦Â (More)

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Highly Cited

2005

Highly Cited

2005

- Klaus Kollreider, Hartwig Fronthaler, Josef BigÃ¼n
- Fourth IEEE Workshop on Automatic Identificationâ€¦
- 2005

A technique evaluating liveness in short face image sequences is presented The intended purpose of the proposed system is toâ€¦Â (More)

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Highly Cited

2004

Highly Cited

2004

- Josef BigÃ¼n, Tomas Bigun, Kenneth Nilsson
- IEEE Transactions on Pattern Analysis and Machineâ€¦
- 2004

We suggest a set of complex differential operators that can be used to produce and filter dense orientation (tensor) fields forâ€¦Â (More)

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Highly Cited

2003

Highly Cited

2003

- Ullrich KÃ¶the
- DAGM-Symposium
- 2003

We describe three modifications to the structure tensor approach to low-level feature extraction. We first show that theâ€¦Â (More)

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2002

2002

- Klas Nordberg
- 2002

The structure tensor has been used mainly for representation of local orientation in spaces of arbitrary dimensions, where theâ€¦Â (More)

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