Il Fornaio Ming s Straits Caf Ming s Straits Caf Zao Zao Brahma Bull Zao Ming s Brahma Bull Mango Caf Ramona s Homma s Higashi West Straits Caf Alice Bob Cindy Dave Alice Estie Cindy Dave Dave Estie Fred Alice Fred Dave Bob Estie Yes Yes Yes No No No Yes Yes No No Yes No Yes No No Yes 1 0 5 2 3 4 3 4 Brahma Bull Higashi West Mango Il Fornaio Zao Ming s Ramona s Straits Homma s Alice Yes No Yes No Bob Yes No No Cindy Yes No No Dave No No Yes Yes Yes Estie No Yes Yes Yes Fred No No 7 8 9 Brahma Bull Higashi West Mango Il Fornaio Zao Ming s Ramona s Straits Homma s Alice 1 1 1 1 Bob 1 1 1 Cindy 1 1 1 Dave 1 1 1 1 1 Estie 1 1 1 1 Fred 1 1 6 4 9 9 9 9 3 6 9 9 2 9 5 9 3 9 2 9 2 9 3 5 5 2 5 3 1 1 7 6 3 2 5 6 4 8 8 3 9 A 9 1 B B 4 B 9 B 3 4 C B 9 9 6 9 9 9 3 9 9 2 9 3 5 8 4 3 9 9 D t2 D3 y D4 t3 x D 2 t1 D1 Aka normalized inner product Cosine similarity of D j Dk m sim D j Dk wij w ik i 1 3 9 9 9 B 3 4 9 4 9 E 0 2 9 5 6 9 0 6 9 3 6 2 5 F 9 9 2 6 5 9 2 9 5 9 G 8 8 8 2 E 1 8 4 B 3 5 B 8 9 3 G 9 9 9 9 9 3 3 E E 4 9 2 4 5 B 4 4 6 3 4 9 7 3 H A 4 I 8 3 4 4 E K J K J J 9 0 9 9 A A M 8 N 8 1 M M 9 1 9 K 9 L 4 9 3 9 9 A A 1 M 9 9 G B 0 3 8 O 3 3 9 P 0 K J 3 0 0 4 K 0 0 G 0 R 9 09 9 09 9 9 0 3 4 Q Q Q 9 Q Q Q 9 Q Q
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