Niki Estner's user avatar
Niki Estner's user avatar
Niki Estner's user avatar
Niki Estner
  • Member for 12 years, 7 months
  • Last seen more than 3 years ago
  • Munich, Germany
108 votes
Accepted

What does frequency domain denote in case of images?

64 votes
Accepted

Best way of segmenting veins in leaves?

64 votes
Accepted

How to flatten the image of a label on a food jar?

52 votes

What Are the Best Algorithms for Document Image Thresholding (Example Inside)?

41 votes
Accepted

Mathematics of Harris corner point detection

23 votes
Accepted

What does it mean in image processing when a filter is called non-linear?

19 votes
Accepted

Image Processing method for spiky selection

17 votes
Accepted

How to extract traffic signs from a photograph?

16 votes
Accepted

Why idft(dft(a) * dft(b)) not equal to convolve(a, b)?

15 votes
Accepted

kernels to compute second order derivative of digital image

13 votes
Accepted

Detecting meandering rivers in images

12 votes

What is the relationship between the sigma in the Laplacian of Gaussian and the two sigmas in the Difference of Gaussians?

11 votes

A (Clear) Line Between Computer Vision and Image Processing

10 votes

Finding symmetric regions/patterns in image

10 votes
Accepted

why eigenvalues concerned in Harris corner detection?

8 votes
Accepted

How do I implement the Structure tensor (in Matlab)?

8 votes

Erosion and dilation in images

8 votes
Accepted

how to extract features from this image ? what are the suitable features to be selected?

8 votes
Accepted

How can I change the formula to detect the barcode in every angle? - MATLAB

7 votes

Image Processing: How to detect a quadrialteral signboard in image?

6 votes

What Are the Limitations of a Canny Edge Detector?

5 votes

How do optical illusions work (photo mosaic) from a signal processing perspective?

5 votes

How to extract the people and objects from an image separately?

4 votes
Accepted

Blurring Non-Uniform Areas

4 votes
Accepted

Image Registration by Segmentation

4 votes
Accepted

Which image transformations are considered continuous transformations?

4 votes

Is this a correct method for fixed pattern noise correction?

4 votes
Accepted

Why the curvature of straight line in curvature scale space is not zero?

3 votes
Accepted

Shortest geometric distance from surface in 3d dataset?

3 votes

Finding zebra-like pattern in image (Detection of structured-light fringe centerline from photo)