Change how to calculate score of fuzzy_search #470
Merged
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[groonga-dev,03916]
2.編集距離に応じてトークンの重み付けをする。
の方の実装です。
編集距離を他のマッチスコアとなじませるためにmax_distance - edit_distance + 1としてみました。
同じ文字列(編集距離が0)がmax_distance + 1になります。
遠くなるほどスコアが下がり、最も遠いのが1です。
よければ、ご検討ください。
もし、1.の方が望ましければ閉じてください。