noun
data loss; missing data; data unavailability
Technical computing term for situations where data is missing, unavailable, or insufficient, often due to corruption, incomplete collection, or transmission errors.
データ欠損が発生したため、解析を中断した。
The analysis was suspended because data loss occurred.
この調査ではデータ欠損が多いため、信頼性が低い。
This survey has low reliability due to a lot of missing data.