add padding of 0 for interpolation window 4x4 and translation [-1,1]
时间: 2024-02-27 19:58:52 浏览: 26
To add padding of 0 for an interpolation window of 4x4 and translation [-1,1], you can use the following code snippet in MATLAB:
```
% Define the interpolation window size and translation
win_size = 4;
translation = [-1, 1];
% Create a padding matrix with zeros
padding = zeros(win_size);
% Compute the indices of the padded region
x_min = win_size/2 - translation(1);
x_max = x_min + win_size - 1;
y_min = win_size/2 - translation(2);
y_max = y_min + win_size - 1;
% Copy the original region to the padded region
padding(x_min:x_max, y_min:y_max) = original_region;
```
In this code snippet, we first define the size of the interpolation window and the translation. We then create a padding matrix with zeros using the "zeros" function in MATLAB. We then compute the indices of the padded region based on the translation and the interpolation window size. Finally, we copy the original region to the padded region by indexing into the "padding" matrix and assigning the values from the "original_region" matrix.