Find local maxima/minima

Finds local maxima, minima. A point is a maximum(minimum) at scale S if it is larger(smaller) than all other points within radius S.

Definition

Input ports

input

Type: table

Description: input

Output ports

indices

Type: table

Description: indices

Configuration

Select column (column)

Select column used for finding local extreme points

Type (method)

Selects type of extreme points to detect

Scale level (scale)

Scale level at which to search for maxima/minima

Examples

Example flows demonstrating this node:

• Cyclic_data.syx

Implementation

class node_find_maxima.FindLocalMaxima