Gradient

Calculating the numerical gradient of a volume in one direction at a time
How do you calculate numerically gradient?How do you find the gradient of a function in Matlab?What does the gradient represent? How do you calculat...
The Gradient Operator of a Vectorized Image in Matrix Form
What are the gradient operators in image processing?What is the gradient of a vector function?What is the gradient of an image?What is gradient in di...
Histogram of Gradient
The histogram of oriented gradients (HOG) is a feature descriptor used in computer vision and image processing for the purpose of object detection. Th...
Unable to understand the derivation of the update equation for LMS
How does LMS algorithm work?Is LMS gradient descent?What is normalized LMS? How does LMS algorithm work?LMS algorithm uses the estimates of the grad...
Area under the phase encoding gradient in MRI
What is the phase encoding gradient in MRI?What is phase encoding direction in MRI?Which gradient coil is responsible for phase encoding?What is the ...
What is different between gradient and imgradient functions in MATLAB
What does Imgradient do in Matlab?What is the gradient of an image?What is gradient magnitude in image processing?How do you find the magnitude of an...
How do I compute the gradient vector of pixels in an image?
How do you find the gradient vector of an image?How do you find the gradient of pixels?What is gradient vector in image processing?What is gradient m...
How do i detect if an image has a gradient or not?
How do you find the gradient of an image?How do you find the gradient of an image in Python?How can you detect edges with gradient filters?What does ...
Magnitude of the Gradient in Frequency Domain
How do you find the magnitude of a gradient?What is gradient magnitude in image processing?What is the main purpose of gradient magnitude?How do you ...