Kyauta ne, babu asusu
SVD Kalkuleta
Rarraba ƙaramin matrix rectangular A cikin ƙananan abubuwa U, Σ da Vᵀ. Dubi ƙimar guda ɗaya, ƙididdige ƙimar lamba, matrix ɗin da aka sake ginawa da kuskurensa, sannan zazzage sakamakon azaman CSV.
Ta yaya zan lissafta SVD?
Shigar da matrix rectangular tare da jeri ɗaya a kowane layi da ƙimar da aka raba ta sarari ko waƙafi. Kalkuleta yayi kiyasin A = UΣVᵀ kuma yana duba yadda abubuwan ke sake gina matrix ɗin ku.
Tambayoyin da ake yawan yi
Ta yaya zan lissafta SVD?
Shigar da matrix rectangular tare da jeri ɗaya a kowane layi da ƙimar da aka raba ta sarari ko waƙafi. Kalkuleta yayi kiyasin A = UΣVᵀ kuma yana duba yadda abubuwan ke sake gina matrix ɗin ku.
An loda matrix na?
A'a. Rushewar yana gudana a gida a cikin burauzar ku; Ba a loda matrix ko adana ta wannan kayan aikin.
Menene ruɓewar ƙima ɗaya?
SVD yana haifar da matrix azaman A = UΣVᵀ, inda ƙimar guda ɗaya a cikin Σ ke bayyana ƙarfin kwatancen orthogonal.
Shin wannan kalkuleta zai iya ɗaukar matrices rectangular?
Ee. Shigar tsakanin layuka 2 da 8 da ginshiƙai; Abubuwan da aka dawo dasu suna amfani da ƙaramin nau'i na rectangular.
Shin darajar adadi daidai ne?
A'a. Ana ƙididdige shi ta amfani da juriyar juriya mai iyo, don haka ƙananan ƙididdiga guda ɗaya za a iya ɗaukar su azaman sifili.