LDA topic model 公式推导:尤文图斯赛事预测
p(w,z∣α,β)=p(w∣z,α,β)∗p(z∣α,β)p(w,z| alpha,beta)=p(w|z,alpha,beta)*p(z|alpha,beta)p(w,z∣α,β)=p(w∣z,α,β)∗p(z∣α,β)
βbetaβ与z独立:p(z∣α,β)=p(z∣α)p(z|alpha,beta)=p(z|alpha)p(...
2026-05-23 06:07:43
LDA topic model 公式推导:尤文图斯赛事预测
p(w,z∣α,β)=p(w∣z,α,β)∗p(z∣α,β)p(w,z| alpha,beta)=p(w|z,alpha,beta)*p(z|alpha,beta)p(w,z∣α,β)=p(w∣z,α,β)∗p(z∣α,β)
βbetaβ与z独立:p(z∣α,β)=p(z∣α)p(z|alpha,beta)=p(z|alpha)p(...
