Sentence examples for gradient histogram from inspiring English sources

Gradient histogram statistics.

2. Gradient histogram statistics  .

Levin fits the observed gradient histogram using a mixture model.

In their work, specific NSS features drawn from the gradient histogram were used.

Liu et al. used the gradient histogram span as a feature in their classification model.

For this, we adopt the idea of gradient histogram preservation (GHP) in [12], which is to impose a constraint that the processed image has the same gradient histogram as the estimated original one.

The gradient histograms have been computed from the x-gradient images.

For region description, SIFT uses gradient histograms in 16 subspaces around the point of interest.

The features represent 8-bin gradient histograms distributed in the local cells of 4 × 4 depth map.

After calculating the gradient map for each image, SIFT creates oriented gradient histograms for 4 × 4 grid regions, instead of 2 × 2 as in HOG.

DAISY is essentially similar to SIFT, except that is uses a Gaussian kernel to aggregate the gradient histograms in different bins whereas SIFT relies on a triangular shaped kernel.