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Similarity

Similarity. 1. 0. Min Difference. Max Difference. Similarity. 1. 0. Min Difference. Max Difference. Similarity. 1. 0. Min Difference. Max Difference. Similarity. Similarity. 1. 1. 0. 0. Cutoff. Min Difference. Max Difference. Similarity. Similarity. a=1. 1. a=1.5. a=1.

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Similarity

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  1. Similarity 1 0 Min Difference MaxDifference Similarity 1 0 Min Difference MaxDifference Similarity 1 0 Min Difference MaxDifference Similarity Similarity 1 1 0 0 Cutoff Min Difference MaxDifference

  2. Similarity Similarity a=1 1 a=1.5 a=1 1 a=0.5 a=0.2 a=2 0 0 Difference Difference

  3. sim(qv,cv)=1- d(qv,cv) range(v) { =1 if d(qv,cv)<=S sim(qv,cv)= =0 otherwise d(qv,cv)=|qv-cv| range(v)=Max_v-Min_v { if d(qv,cv)<=Min Difference = 1 if d(qv,cv)>Max Difference sim(qv,cv)= = 0 d(qv,cv)-Min Difference =1- |Max Difference-Min Difference| { if d(qv,cv)< Min Difference or d(qv,cv)> Max Difference = 0 sim(qv,cv)= d(qv,cv)-Min Difference =1- |Max Difference-Min Difference|

  4. n(qv,cv)= n(qv,cv)= n(qv,cv) a d(qv,cv) d(qv,cv) range(v) range(v) d(qv,cv)=|qv-cv| ) (- sim(qv,cv)=exp range(v)=Max_v-Min_v Where qv:query value for feature v, cv:case value for feature v. Max_v:Maximum value feature v takesMin_v:Minimum value feature v takes where (-(a ) sim(qv,cv)=exp n(qv,cv))3 where

  5. sim(qv,cv)=1- d(qv,cv) range(v) d(qv,cv)=|numeric(qv)-numeric(cv)| range(v)=Max_numeric(v)-Min_numeric(v) Where qv:query symbolic value for feature v, cv:case symbolic value for feature v. numeric(qv):numeric equivalent of qvnumeric(cv):numeric equivalent of cv Max_v:Maximum numeric value of v Min_v:Minimum numeric value of v

  6. sim(qv,cv)= S(qv,cv) Where S(qv,cv) is similarity defined explicitly between qv and cv. range(v)

  7. d(qv,cv) sim(qv,cv)=1- Max_ v-middle_v where Middle_v=middle value of range of v d(qv,cv)=| qv-cv| d(qv,cv)=Max_v-d(qv,cv) if d(qv,cv)>middle_v Where qv:query symbolic value for feature v, cv:case symbolic value for feature v. numeric(qv):numeric equivalent of qvnumeric(cv):numeric equivalent of cv Max_v:Maximum numeric value of v Min_v:Minimum numeric value of v

  8. d(qv,cv) Max(v)-middle(v) sim(qv,cv)=1- where middle(v)=middle value of range of v d(qv,cv)=|numeric(qv)-numeric(cv)| d(qv,cv)=Max_numeric(v)-d(qv,cv) if d(qv,cv)>middle(v)

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