Search Results for author: Jonathan Balzer

Found 7 papers, 0 papers with code

Efficient Minimal-Surface Regularization of Perspective Depth Maps in Variational Stereo

no code implementations CVPR 2015 Gottfried Graber, Jonathan Balzer, Stefano Soatto, Thomas Pock

We propose a method for dense three-dimensional surface reconstruction that leverages the strengths of shape-based approaches, by imposing regularization that respects the geometry of the surface, and the strength of depth-map-based stereo, by avoiding costly computation of surface topology.

Surface Reconstruction

Multi-View Feature Engineering and Learning

no code implementations CVPR 2015 Jingming Dong, Nikolaos Karianakis, Damek Davis, Joshua Hernandez, Jonathan Balzer, Stefano Soatto

We frame the problem of local representation of imaging data as the computation of minimal sufficient statistics that are invariant to nuisance variability induced by viewpoint and illumination.

Feature Engineering

Cavlectometry: Towards Holistic Reconstruction of Large Mirror Objects

no code implementations14 Sep 2014 Jonathan Balzer, Daniel Acevedo-Feliz, Stefano Soatto, Sebastian Höfer, Markus Hadwiger, Jürgen Beyerer

We introduce a method based on the deflectometry principle for the reconstruction of specular objects exhibiting significant size and geometric complexity.

Surface Reconstruction

Asymmetric Sparse Kernel Approximations for Large-scale Visual Search

no code implementations CVPR 2014 Damek Davis, Jonathan Balzer, Stefano Soatto

We introduce an asymmetric sparse approximate embedding optimized for fast kernel comparison operations arising in large-scale visual search.

Image Retrieval Retrieval

Second-Order Shape Optimization for Geometric Inverse Problems in Vision

no code implementations CVPR 2014 Jonathan Balzer, Stefano Soatto

We develop a method for optimization in shape spaces, i. e., sets of surfaces modulo re-parametrization.

On the Design and Analysis of Multiple View Descriptors

no code implementations23 Nov 2013 Jingming Dong, Jonathan Balzer, Damek Davis, Joshua Hernandez, Stefano Soatto

We propose an extension of popular descriptors based on gradient orientation histograms (HOG, computed in a single image) to multiple views.

Specificity

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