negative instance

基本解释

There could be a lot more, for instance no negative numbers or no percentages over 15.
還有更多的限制，例如不出現負數或百分比不大於 15 的限制。
Conversely, a false negative is a data instance where the model predicts it should be negative, but the actual value is positive.
同樣地，假負指的是這樣一個數據實例：我們創建的這個模型預測它應該是負的，但事實相反，實際值卻是正的。
At one point, the Swiss were even able to charge investors for the privilege of holding accounts in their currency—a rare instance of negative interest rates.
儅年的某些時候，投資者如果想擁有瑞士法郎的銀行賬戶，甚至還得交費，這種逆利率的情形十分罕見。

It's not merely a negative thing the way I think modern ideas about law, as for instance, represented in the American Constitution are, which is to say, its function is to prevent wrong doing, to punish wrong doing.
我的理解是,這裡的法律,不僅僅指儅今的法律條款,比如美國憲法所代表的那些內容,也就是,行使防範錯誤行爲,以及懲罸錯誤行爲的職能
耶魯公開課 - 古希臘歷史簡介課程節選

On Facebook, for instance, conversations about Mitt Romney were negative 62% of the time as opposed 38% in the mainstream media.
FORBES: Pew: Social Media, Especially Twitter, Relentlessly Negative Place for Election Talk
Would officers in command of units be given career-ending negative fitness reports if they truthfully advise their superiors that there are real problems implementing the new LGBT policy - for instance, by disclosing that consensual or non-consensual behavior is undermining morale, discipline and morale?
CENTERFORSECURITYPOLICY: D-Day for the US military