New answers tagged computer-vision
0
votes
Image warping with heat map that "pulls" on pixels
You need to split the problem into two:
Compute the motion (the velocity vectors, aka flow)
Resample the image
I assume that computing the motion is expensive, and you want to do it on less pixels ...
0
votes
Detecting Trail in Forest Images
If you need a simple real-time approach then I suggest to use color (limited range on HSV domain) and texture features (such as GLCM).
Then, by evaluation the discontinuity in horizontal imaginary ...
1
vote
Accepted
Fixing distortion in photographic reproductions
In a general setting, multiple observations of a calibration target are needed because otherwise the focal length parameter(s) and principle point parameters are coupled so you would not be able to ...
2
votes
Fixing distortion in photographic reproductions
I answered a related question in SO some time ago. Briefly, you can work your setup through a standard camera calibration procedure, and you have the option of "freezing" the focal length to ...
Top 50 recent answers are included
Related Tags
computer-vision × 792image-processing × 513
opencv × 122
matlab × 85
image-segmentation × 81
image × 65
object-recognition × 44
camera-calibration × 37
filters × 35
machine-learning × 35
python × 29
3d × 29
local-features × 29
edge-detection × 26
camera × 20
face-detection × 20
camera-pose × 20
algorithms × 19
hough-transform × 18
matlab-cvst × 18
signal-analysis × 17
classification × 16
detection × 15
deep-learning × 15
sift × 15