a warning that is given about something that fails to occur
造句
用作名詞(n.)
So the false alarm signals had to be filtered in the stage of holding down background clutters. 因此，必須設(shè)法在復(fù)雜背景抑制段將虛警探測訊息濾除掉。
The experiments show that false positives are decreased and the detection rate is improved in this system. 分析比對(duì)實(shí)驗(yàn)表明，該系統(tǒng)降低了入侵檢測系統(tǒng)的虛警率，提高了檢測率。