Abstract
This paper presents two new strategies that greatly improve the execution time of the DA3D Algorithm, a new denoising algorithm with state-of-the-art results. First, the weight map used in DA3D is implemented as a quad-tree. This greatly reduces the time needed to search the minimum weight, greatly reducing the overall computation time. Second, a simple but effective tiling strategy is shown to work in order to allow the parallel execution of the algorithm. This allows the implementation of DA3D in a parallel architecture. Both these improvements do not affect the quality of the output.
| Original language | English |
|---|---|
| Title of host publication | Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 20th Iberoamerican Congress, CIARP 2015, Proceedings |
| Editors | Alvaro PARDO, Josef KITTLER |
| Publisher | Springer, Cham |
| Pages | 358-365 |
| Number of pages | 8 |
| ISBN (Electronic) | 9783319257518 |
| ISBN (Print) | 9783319257501 |
| DOIs | |
| Publication status | Published - 2015 |
| Externally published | Yes |
| Event | 20th Iberoamerican Congress on on Pattern Recognition, CIARP 2015 - Montevideo, Uruguay Duration: 9 Nov 2015 → 12 Nov 2015 |
Publication series
| Name | Lecture Notes in Computer Science |
|---|---|
| Volume | 9423 |
| ISSN (Print) | 0302-9743 |
| ISSN (Electronic) | 1611-3349 |
Conference
| Conference | 20th Iberoamerican Congress on on Pattern Recognition, CIARP 2015 |
|---|---|
| Country/Territory | Uruguay |
| City | Montevideo |
| Period | 9/11/15 → 12/11/15 |
Bibliographical note
Publisher Copyright:© Springer International Publishing Switzerland 2015.
Funding
Work partly founded by Centre National d’Etudes Spatiales (MISS Project), European Research Council (advanced grant Twelve Labours), Office of Naval research (ONR grant N00014-14-1-0023), DGA Stéréo project, ANR-DGA (project ANR-12-ASTR-0035), FUI (project Plein Phare) and Institut Universitaire de France.
Keywords
- Image denoising
- Parallel processing
- Quad-tree
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