object

spectral_clusterer

Normalized spectral clusterer for continuous datasets using a Gaussian RBF affinity and a Nystroem extension for assigning new instances to clusters.

Availability:

logtalk_load(spectral_clusterer(loader))

Author: Paulo Moura

Version: 1:0:0

Date: 2026-08-01

Compilation flags:

static, context_switching_calls

Imports:

public clusterer_common

Uses:

format

linear_algebra

list

numberlist

pairs

type

Remarks:

(none)

Inherited public predicates:

 check_clusterer/1  check_option/1  check_options/1  cluster/3  clusterer_options/2  default_option/1  default_options/1  diagnostic/2  diagnostics/2  export_to_clauses/4  export_to_file/4  learn/2  learn/3  option/2  option/3  print_clusterer/1  valid_clusterer/1  valid_option/1  valid_options/1

Public predicates

(no local declarations; see entity ancestors if any)

Protected predicates

clusterer_diagnostics_data/2

Extracts the diagnostics metadata from a learned spectral clusterer.

Compilation flags:

static

Template:

clusterer_diagnostics_data(Clusterer,Diagnostics)

Mode and number of proofs:

clusterer_diagnostics_data(+compound,-list(compound)) - one

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Private predicates

(no local declarations; see entity ancestors if any)

Operators

(none)

See also

clusterer_protocol, clustering_dataset_protocol, kmeans_clusterer, linear_algebra