cumstdp
Syntax
cumstdp(X)
Please see Cumulative Window Functions for the parameter description and windowing logic.
Details
Cumulatively calculate the population standard deviation of X.
Examples
cumstdp(1 2 4 NULL 8);
// output
[ , 0.5, 1.247219128924647, 1.247219128924647, 2.680951323690902]m=matrix(0.15 0.08 0.03 -0.14 -0.09, 0.2 -0.12 -0.16 0.08 0.16);
m;| #0 | #1 |
|---|---|
| 0.15 | 0.2 |
| 0.08 | -0.12 |
| 0.03 | -0.16 |
| -0.14 | 0.08 |
| -0.09 | 0.16 |
cumstdp(m);| col1 | col2 |
|---|---|
| 0 | 0 |
| 0.035 | 0.16 |
| 0.0492 | 0.1611 |
| 0.107 | 0.147 |
| 0.1071 | 0.1462 |
Related function: stdp