Spectral co-clustering

Rearranges rows/columns so that cluster intra-connections become adjacent and move towards the diagonal.

Definition

Input ports

data

Type: table

Description: data

Output ports

result

Type: table

Description: Table with results

clusters

Type: [table]

Description: List of columns in each cluster

Optional number of ports: 0–1 (default: 0)

Configuration

Create cluster column (clust_col)

Creates an additional column first in the data showing cluster ID that each row belongs to

Clusters (clusters)

Number of clusters to look for

Create name column (name)

Creates an additional column first in the data showing the original column name for each corresponding row

Sub clustering (sub_clustering)

Performs one level of additional clustering to order data within a cluster

Examples

Example flows demonstrating this node:

• spectral_co_clustering.syx

Implementation

class node_analysis.SpectralCoClusteringNode