欠けっ測そく

Meanings

1

noun, noun or participle which takes 'suru'

missing data; missing observation

Technical term used in statistics, meteorology, and data analysis to indicate that a data point or observation is missing or unavailable.

気き象しょうデータに欠けっ測そくがあったため、解かい析せきから除じょ外がいした。
Because there were missing values in the weather data, we excluded them from the analysis.
この観かん測そく地

ち

点てん

で

は

、

機き

器き

の

故こ

障しょう

に

より

欠けっ

測そく

が

発はっ

生せい

し

た

。

At this observation site, missing observations occurred due to equipment failure.

欠けっ損そん
欠損 is a broader term for loss, deficit, or missing parts, used in finance, biology, and general contexts, while 欠測 is specifically for missing data or observations in measurements.
欠けつ落らく
欠落 means omission or gap, often used for missing items in a list or sequence, whereas 欠測 is limited to data collection contexts.

Compound of 欠 (lack, missing) and 測 (measure, survey). The exact historical derivation is uncertain, but the word is a modern technical coinage.