recall ratio的用法和樣例：
例句
- Experimental results indicate that the method can improve the precision and the recall of leaf shape recognition greatly.
實驗結果表明，該系統使用的技術能大幅提高葉形識別的精確率和檢索率。 - The choice of the search words has direct influence on the recall factor and pertinency ratio.
檢索詞的選擇恰當與否直接影響到檢索的查全率與查准率。 - In information retrieval, recall and precision are regarded as two inter-constraint measures.
摘要在信息檢索領域，查全率與查准率是一對相互制約的指標。
