K-Bisobanura
K-Igisobanuro ni algorithm idakurikiranwa ihita itondekanya amakuru mumatsinda ya K mugushakisha ibigo.
Incamake
It matters because it reveals hidden structure in unlabeled data, from customer segments to image colors.
Kwibira cyane
K-Bisobanura ibice amakuru mumibare yahisemo ya cluster, K, nta kirango na kimwe. Itangira ishyira K amanota bita centroide, akenshi kubushake. Noneho isubiramo intambwe ebyiri: shyira amakuru yose kuri centroid yegereye, hanyuma wimure buri centroid kumwanya ugereranije wamanota yahawe. Izi ntambwe zizunguruka kugeza igihe imirimo ihagaritse guhinduka, bivuze ko algorithm yahindutse. Intego ni ukugabanya itandukaniro hagati ya cluster, intera iringaniye hagati ya point na centroid zabo. Kuberako ibisubizo biterwa numwanya wo gutangira, gutangiza ubwenge nka K-Igikoresho ++ ikwirakwiza centroide yambere. Ugomba gutoranya K mbere, akenshi iyobowe n 'uburyo bwinkokora' kumurongo wikosa.
Ubushishozi
K-Igabanya kugabanya inertia, igiteranyo cyintera ya kare kuva kuri buri ngingo kugeza kuri centroid yashinzwe. Umukoro-hanyuma-kuvugurura loop ni uburyo bwo gutegereza-kugwiza uburyo bwo guhora bugabanya inertia, byemeza guhuza byibuze byibuze, nubwo atari ngombwa kwisi yose. Bifata ko amahuriro ari hafi kandi asa nubunini, kubera ko ashingiye ku ntera ya Euclidea, bityo amatsinda maremare cyangwa angana ntashobora kubeshya.
Ingaruka z'Ingamba
Ibyemezo bisobanutse
Iragufasha gutandukanya ibyifuzo bya tekiniki bisobanutse nururimi rwo kwamamaza.
Igiciro na bije
Urashobora kubaza ibibazo byiza byo gushyira mubikorwa mbere yo gukoresha amafaranga cyangwa igihe.
Itsinda hamwe nakazi
Amakipe asangiye ibitekerezo akora ibicuruzwa byiza, politiki, nibyemezo byo kwiga.
Kazoza K-Bisobanura
K-Igikoresho gikomeza kuba ifarashi ikora kuko irihuta kandi igapima imibare nini ikoresheje mini-batch verisiyo ivugurura centroide kuri sample nto. Ubushakashatsi burakomeje kubijyanye no guhitamo K, gutangiza ubwenge, hamwe na kernel cyangwa imyigire yimbitse ikora ibintu bitari serefegitire. Irakoreshwa cyane nkintambwe itunganijwe, gukusanya amakuru cyangwa kubyara ibintu mbere yo kugaburira ibintu byinshi bigoye, no mububiko bwimbere kugirango byihute gushakisha ibintu bisa.
Gushyira mu bikorwa Isi
Igice cyabakiriya: guteranya abaguzi mugukoresha no gusura inshuro kugirango biyamamaze kwamamaza.
Ishusho yibara ryibara: kugabanya miriyoni ya pigiseli yamabara kuri K uhagarariye igicucu kugirango ugabanye ingano ya dosiye.
Ishirahamwe ryinyandiko: gukusanya amakuru cyangwa gushyigikira amatike kumutwe nta byiciro byateganijwe mbere.
Kumenyekanisha Anomaly: kumanika amanota kure yikigo icyo aricyo cyose nkuburiganya cyangwa amakosa ya sensor.
Ingaruka & Kurinda
Amakipe atandukanye arashobora gukoresha ijambo rimwe muburyo butandukanye, sobanura intera hakiri kare.
Ibipimo birashobora kugaragara bikomeye mugihe imikorere-yisi-itaringaniye.
Kwirengagiza ubuziranenge bwamakuru na gahunda yo gusuzuma akenshi bitanga ibisubizo byoroshye.
Igishushanyo mbonera
Tangira nururimi rusobanutse rwibisubizo ukeneye.
Toranya intsinzi imwe hamwe nuburyo bumwe bwo gutsindwa mbere yo kwipimisha.
Koresha umuderevu muto hamwe namakuru ahagarariye, ntabwo ari demo yashizweho.
Inyandiko aho K-Igisobanuro Clustering ifasha nuburyo bworoshye bworoshye.
Komeza Ubushakashatsi
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Ubuyobozi bukurikira
Gereranya Isuzuma ry'amanota
Ibibazo bikunze kubazwa
What is K-Means Clustering?
K-Igisobanuro ni algorithm idakurikiranwa ihita itondekanya amakuru mumatsinda ya K mugushakisha ibigo. Nibyingenzi kuko ihishura imiterere ihishe mumibare itanditse, kuva mubice byabakiriya kugeza kumabara.
'K' muri K-Bisobanura iki?
K numubare wamatsinda umukoresha agaragaza mbere yo gukora algorithm; buryo noneho busanga centroide nyinshi.
Ni izihe ntambwe ebyiri zisubiramo muri K-Means loop?
K-Igisimburana hagati yo guha buri ngingo kuri centroid yegereye no kubara buri centroid nkimpuzandengo yamanota yashinzwe.
Ni kangahe K-Igerageza kugerageza kugabanya?
K-Igabanya kugabanya inertia, intera iringaniye hagati yamanota na centroid yashinzwe, bigatuma cluster ikomera.
Kuki K-Igisobanuro cyitwa algorithm 'idakurikiranwa'?
Kutagenzurwa bivuze ko amakuru adafite ibirango; K-Igisobanuro isanga imiterere yonyine itabwiwe amatsinda akwiye.
Ni ubuhe buryo 'inkokora' bukoreshwa cyane?
Uburyo bw'inkokora butegura ikosa na K hanyuma ukareba kugoreka aho kongeramo cluster ihagarika gufasha cyane.