Fotogrametria SfM-MVS (método de topografia com drones)

#fotogrametria #drone #3d #dji #mavic #phantom #mini2 #topografia

Neste vídeo vamos falar de maneira geral sobre o processo de modelagem 3D por fotogrametria SfM-MVS (Structure-from-Motion--Multi View Stereo). Depois do índice tem bastante recursos, desde artigos, livros até cursos completos sobre o tema.


00:00 - Start
00:06 - Início
01:10 - Fotogrametria
03:03 - SfM-MVS é fotogramteria?
03:30 - O que tem nos links
04:09 - fotogrametria clássica
05:42 - Alguns sites que estão nos lilnks
08:40 - Artigos clássicos de SfM
10:22 - Alguns artigos mais recentes
12:36 - O workflow do SfM-MVS
17:53 - Detecção de feições (keypoints)
18:40 - SIFT
20:49 - Influência da textura na detecção dos keypoints
22:53 - Limpeza dos keypoints (RANSAC)
24:22 - Bundle adjustment
24:37 - MVS
26:30 - Resumo do método
30:31 - Conversa


Ullman S. 1979
The interpretation of structure from motion
Proc. R. Soc. Lond. B.203405–426
http://doi.org/10.1098/rspb.1979.0006

D. G. Lowe, 1999
Object recognition from local scale-invariant features
Proceedings of the Seventh IEEE International Conference on Computer Vision, 1999, pp. 1150-1157 vol.2,
http://doi.org/10.1109/ICCV.1999.790410

Jonathan L. Carrivick, Mark W. Smith, Duncan J. Quincey, 2016
Structure from Motion in the Geosciences
http://doi.org/10.1002/9781118895818
https://onlinelibrary.wiley.com/doi/b...

Iglhaut, J., Cabo, C., Puliti, S. et al. 2019
Structure from Motion Photogrammetry in Forestry: a Review.
Curr Forestry Rep 5, 155–168
https://doi.org/10.1007/s40725-019-00...

M.J. Westoby, J. Brasington, N.F. Glasser, M.J. Hambrey, J.M. Reynolds, 2012
‘Structure-from-Motion’ photogrammetry: A low-cost, effective tool for geoscience applications,
Geomorphology, Volume 179, 2012,Pages 300-314,
https://doi.org/10.1016/j.geomorph.20....

Smith, M. W., Carrivick, J. L., & Quincey, D. J. (2016).
Structure from motion photogrammetry in physical geography.
Progress in Physical Geography: Earth and Environment, 40(2), 247–275.
https://doi.org/10.1177/0309133315615805

Forsmoo J, Anderson K, Macleod CJA, Wilkinson ME, DeBell L, Brazier RE. 2019
Structure from motion photogrammetry in ecology: Does the choice of software matter?
Ecol Evol. 2019 Sep 30;9(23):12964-12979. doi: 10.1002/ece3.5443

Micheletti, Natan, Jim H. Chandler, and Stuart N. Lane. 2019.
“Structure from Motion (SFM) Photogrammetry”.
figshare. https://hdl.handle.net/2134/17493.

Kalima Mendes 2020
Geração e análise de produtos cartográficos por fotogrametria com o uso de structure from motion – multi view stereo /
https://educapes.capes.gov.br/handle/...

https://www.nrcan.gc.ca/maps-tools-pu...

Geo-SfM - https://unisvalbard.github.io/Geo-SfM...

Photogrammetry Guide - https://github.com/mikeroyal/Photogra...

Photogrammetry: Step-by-Step Guide and Software Comparison
https://formlabs.com/blog/photogramme...

Mapware’s Photogrammetry Pipeline: Introduction
https://mapware.com/blog/photogrammet...

Mapware’s Photogrammetry Pipeline,
Part 1 of 6: Keypoint Extraction
https://mapware.com/blog/photogrammet...
Part 2 of 6: Homography
https://mapware.com/blog/photogrammet...
Part 3 of 6: Structure from Motion
https://mapware.com/blog/photogrammet...
Part 4 of 6: Depth Mapping
https://mapware.com/blog/mapwares-pho...
Part 5 of 6: Fusion
https://mapware.com/blog/mapwares-pho...

Computer Vision — Andreas Geiger
Tübingen Machine Learning
   • Computer Vision — Andreas Geiger  

Computer Vision - 3.1 (Structure-from-Motion: Preliminaries)
   • Computer Vision - Lecture 3.1 (Struct...  
3.2 (Structure-from-Motion: Two-frame Structure-from-Motion)
   • Computer Vision - Lecture 3.2 (Struct...  
3.3 (Structure-from-Motion: Factorization)
   • Computer Vision - Lecture 3.3 (Struct...  
3.4 (Structure-from-Motion: Bundle Adjustment)
   • Computer Vision - Lecture 3.4 (Struct...  

University of Maryland CS class CMSC426: Computer Vision
https://cmsc426.github.io/

The Structure from Motion Pipeline
DrCalleOlsson
   • The Structure from Motion Pipeline  

Introduction to Structure from Motion (SfM) Photogrammetry | SfM Short Course (Part 2)
OpenTopography    • Introduction to Structure from Motion...  


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