Gaussian noise is a kind of noise whose probability density function obeys gaussian distribution (i.e., normal distribution). If a noise, its amplitude distribution obeys
Image histogram equalization First of all, we need to understand what is image histogram equalization: to change the gray histogram of the original image from...
Image histogram equalization First of all, we need to understand what is image histogram equalization: to change the gray histogram of the original image from...
A brief introduction is given to the calculation method of the range of oblique projectiles on the slope, the relationship between the maximum range and...
In any Automatic Speech recognition system, the first step is to extract features. In other words, we need to extract the discernible components of the...
MFCC(Mel-Frequency Cepstral Coefficients): Meir frequency cepstrum coefficients. Meier frequency is proposed based on the auditory characteristics of human ear, and it has a nonlinear corresponding...
Like other classification algorithms, SVM classification also looks for appropriate decision boundaries. To facilitate understanding, binary classification is taken as an example. Given the existence...
This is the fifth day of my participation in the November Gwen Challenge. Check out the details: The last Gwen Challenge 2021. Based on Cohen-Sutherland...
1 PCA Principal Component Analysis (PCA) is a common data Analysis method. PCA is a data representation method that transforms the original data into a...
This is the fourth day of my participation in the November Gwen Challenge. Check out the details: The last Gwen Challenge 2021. Graphic transformation and...
Image encryption and decryption based on MATLAB GUI interface relies on orthogonal Latin square scrambling encryption technology. The basic idea of scrambling encryption can be...
In nature, river channels are created by the movement of huge groups of flowing water droplets. Compared with the droplets themselves, the environment around the...
1) Pdist Calculates the Euclidean distance between two objects Y=pdist(X) Calculates the Euclidean distance between two objects in m×n matrix X (regarded as m n-dimensional...
Histogram specification principle: The so-called histogram specification is to transform the original gray histogram into the desired histogram through a gray image function. Put it...