情報検索の効率を測る尺度として、再現率と適合率というものがある。

Sentence Analyzer

English Translation

As yardsticks to measure the effectiveness of information retrieval there exist those called 'recall ratio' and 'precision ratio'.

Furigana

情報(じょうほう)検索(けんさく)の効率(こうりつ)を測(はか)る尺度(しゃくど)として、再現率(さいげんりつ)と適合率(てきごうりつ)というものがある。

Romanji

Jōhō kensaku no kōritsu o hakaru shakudo toshite, saigenritsu to tekigōritsu toiu mono ga aru.

Words

情報 (じょうほう)

information; news; intelligence; advices; information; data contained in characters, signals, code, etc.

検索 (けんさく)

looking up (e.g. a word in a dictionary); retrieval (e.g. data); searching for; referring to

の (の)

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

効率 (こうりつ)

efficiency; efficacy; performance; utility factor

を (を)

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

計る (はかる)

to measure; to weigh; to survey; to time (sound, gauge, estimate); to conjecture; to infer; to surmise

尺度 (しゃくど)

linear measure; scale

として (として)

as (i.e. in the role of); for (i.e. from the viewpoint of); apart from... (used to change the topic); even (e.g. "not even a single person"); thinking that...; trying to...

再現率 (さいげんりつ)

recall; recall factor; recall ratio

と (と)

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

適合率 (てきごうりつ)

precision; precision ratio; relevance factor; relevance ratio

と言う (という、とゆう)

called; named; as many as; as much as; all X; every X

者 (もの、もん)

person

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and