Word-node2vec

1.
   

2.
              !2

3.
      !3 w1 i w1 1 w1 N w2 j w2 1 w2 O if(w1 i = w2 j) w1 i w1 1 w1 N w2 1 w2 O

4.
      !4 Λ(w) = {i: ti = w} c(w) = ∪i∈Λ(w) ∪k j = − k j ≠ 0 ti+j Ω+ = ∪w∈V {w, c(w)} Ω− = ∪w∈V {w, ∪ {v : v ∼ (V − c(w))}}  

5.
!5 c(w) = ∪i∈Λ(w)∪k j = − k j ≠ 0 ti+j h(u, v)

6.
  !6

8.
l !8 w1 w2 w3 w4 w5 w1 w2 w3 w4w5 w2 w3 β2 = 1 − β1β1 = β;

9.
                      !9    

10.
!10

11.
!11    

12.
!12

13.
  !13

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