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1.
Matlab Code for Stereo Disparity Segmentation
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(2014)
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Here it is finally, the segmentation code that I had promised quite long time ago! The Matlab code segments stereo disparity maps using a model based on implicit dynamic surfaces (also known as level sets). ...
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Created on 07 May 2014
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2.
Experimental Study of Image Representation Spaces in Variational Disparity Calculation
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(Publications)
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... of the regularization parameter (alpha) the spurious errors seen in the right hand side of the disparity maps would be considerably decreased. However, I want to post the results here 'as they are' so that ...
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Created on 16 November 2012
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3.
A Method for Sparse Disparity Densification using Voting Mask Propagation
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(Publications)
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Abstract
We describe a novel method for propagating disparity values using directional masks and a voting scheme. The driving force of the propagation direction is image gradient, making the process ...
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Created on 16 November 2012
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4.
Disparity Disambiguation by Fusion of Signal- and Symbolic-level Information
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(Publications)
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Abstract
We describe a method for resolving ambiguities in low-level disparity calculations in a stereo-vision scheme by using a recurrent mechanism that we call signal-symbol loop. Due to the local ...
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Created on 16 November 2012
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5.
Level-Set Based Disparity Map Segmentation Code
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(Code samples)
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Here it is finally, Matlab segmentation code for segmenting stereo disparity maps. The code is a combination of Matlab/MEX (Matlab EXecutable) code. MEX part has been programmed in C using openmp and blas ...
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Created on 09 May 2012
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6.
Stereo Disparity Code
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(Code samples)
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Variational methods for approximating disparity and optical flow are quite similar. Basically the same model that can be used for approximating optical flow with big displacements (late linearisation with ...
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Created on 09 May 2012
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7.
Stereo Disparity
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(Topics)
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What Is Stereo Disparity?
Stereopsis is a term that refers to perception of depth, and thus 3D structure, based on observing a scene from two different vantage points. The way this works in nature is ...
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Created on 09 May 2012
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8.
TOMSY
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(Portfolio)
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... researched how depth maps (disparity maps) could be segmented in robotics so that a) object position could be retrieved b) segmented data would be driving object recognition and c) grasping vector could ...
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Created on 07 February 2016
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9.
DRIVSCO
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(Portfolio)
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... 016276-2)
My Role
My role in the project was related to researching and implementing robust stereo disparity and optical flow calculation methods that in later projects could be used, amongst other ...
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Created on 07 February 2016
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10.
Non-linear Image Diffusion and Efficient Solver
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(Tutorials)
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... and stereo disparity equations as well.
Links
Here you can find links to the complete manuscript and the related Matlab-code.
Download the complete document in PDF from here
Download the related ...
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Created on 27 April 2014
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11.
Tutorials
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(Tutorials)
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Here you can find tutorials and other material that I think is worth sharing with the rest. As soon as I come up with something useful I will try to include the material here.
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Created on 27 April 2014
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12.
Representation Spaces
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(2013)
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Abstract: Correspondence techniques start from the assumption, based on the Lambertian reflection model, that the apparent brightness of a surface is independent of the observer's angle of view. From this, ...
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Created on 07 August 2013
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13.
Collaborators
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(Collaboration)
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... Norbert related to fusin disparity maps.
Prof. Norbert Krüger
Mærsk Mc-Kinney Møller Instituttet Syddansk Universitet Campusvej 55 DK-5230 Odense M (DENMARK)
Norbert Krüger's homepage ...
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Created on 20 November 2012
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14.
Spatial and Temporal Constraints in Variational Correspondence Methods
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(Publications)
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...
Results
In the following there are two videos, from to the DRIVSCO project, processed with the proposed method.
Stereo Disparity
Left- and right-images are the images received from the cameras, ...
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Created on 16 November 2012
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15.
Complete thesis
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(2012)
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Here it is, finally! Interested in segmenting disparity maps, or perhaps about robust image representation spaces for disparity calculation, or about variational disparity or optical-flow calculation? ...
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Created on 18 September 2012
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16.
bibtex:voting mask
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(Bibtex)
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@article, TITLE = , JOURNAL = , VOLUME = , YEAR = , NUMBER = , PAGES = , url = }
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Created on 10 May 2012
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17.
bibtex:disambiguation
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(Bibtex)
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@article, title = , year = , journal = , doi = , pages = , volume = , issue = , url = }
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Created on 10 May 2012
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18.
Optical Flow Code
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(Code samples)
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One complete chapter of my thesis is devoted to explaining how the variational optical flow, disparity and level-set models can be solved. In this chapter I show, step by step, how these models can be ...
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Created on 09 May 2012
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19.
More information
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(Publications)
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... Sensor to Detect Overtaking Based on Optical-Flow
A Method for Sparse Disparity Densification using Voting Mask Propagation
Disparity Disambiguation by Fusion of Signal-and Symbolic-level information ...
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Created on 09 May 2012
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20.
Briefly
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(Publications)
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... bibtex, link to article, download
2010
J. Ralli, J. Díaz, E. Ros,S. Kalkan and N. Krüger, "Disparity Disambiguation by Fusion of Signal- and Symbolic-level Information", Machine Vision and Applications, ...
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Created on 09 May 2012