downsamplex

function [x_ds] = downsamplex(x, RetainRatio)

Description

Downsample x data and retain given ratio

Inputs

x
x data
RetainRatio=0.5;
Define percentage of data to retain, value between 0 and 1
Example: RetainRatio=0.8; means 80% of data are retained

Outputs

x_ds
Downsample x data

Examples

x(:,1)=10.*rand(1000,1);
[x_ds]=downsamplex(x, 0.7);

xgrid=(-90-(-91)).*rand(1000,500)+(-91);
[x_ds]=downsamplex(xgrid, 0.7);

References