+ All Categories
Home > Documents > Clustering - Universitatea din Craiovamath.ucv.ro/~gorunescu/courses/en/curs/clustering.pdf ·...

Clustering - Universitatea din Craiovamath.ucv.ro/~gorunescu/courses/en/curs/clustering.pdf ·...

Date post: 07-Jan-2020
Category:
Upload: others
View: 9 times
Download: 1 times
Share this document with a friend
119
Clustering Clustering Clustering Clustering Clustering Clustering Clustering Clustering Marina Gorunescu Marina Gorunescu [email protected] [email protected]
Transcript

ClusteringClusteringClusteringClusteringClusteringClusteringClusteringClustering

Marina GorunescuMarina [email protected]@inf.ucv.ro

cluster

probleme rezolvabile utilizand clustering-ul

aplicatii

masura de similaritate

distanta euclidiana

distanta euclidiana standardizata

distanta city block

distanta Minkowski

distanta Minkowski ponderata

distanta coeficientului de corelatie

distanta Mahalanobis

masuri fuzzy

masura de similaritate mixta si ponderata

standardizarea caracteristicilor

Metode de clustering neierarhicneierarhic

K-means

probleme

exemplu

metoda euristica de clusterizare rapida

Clustering ierarhicClustering ierarhic

single linkage

complete linkage

average linkage

centroid linkage

ward linkage

dendrograma

exemplu

clustering ierarhic in MATLAB

Y=pdist(X)

exemplu

squareform(Y)

‘metric’

linkage

Z=linkage(Y,’method’)

centroid linkage

exemplu

dendrogram(Z)

cophenet

coeficientul de inconsistenta

U=inconsistent(Z)

exemplu

cluster

find

T=cluster(Z, ‘maxclust’,n)


Recommended