OBJECTIVE: Contingent negative variation (CNV) is an important cerebral evoked potential.

目的：关联性负变是一种重要的脑诱发电位。

youdao

BACKGROUND: Contingent negative variation (CNV) is a kind of cerebral evoked potential, which is closely related with mental medicine and psychology.

背景：关联性负变是与精神医学和心理学关系最为密切的一种脑诱发电位。

youdao

Objective The contingent negative variation (CNV) elicited by different stimulus paradigms consisted of tones and face photos of familiar persons and strangers were studied.

目的研究熟悉和陌生人面照片与短声组成不同的刺激序列诱发伴随负变化(CNV)。

youdao

High-frequency indicators like heavy truck traffic for December fell 3.6 percent on the month, suggesting a high possibility of a negative variation in industrial production for that month.

FORBES: Layoffs In Brazil's Near-Future As Low Growth, Tight Labor Market Persists

Although economists on average expect growth of 0.1 percent on the quarter, they warn it would take the smallest statistical variation to put the figure in negative territory.

NPR: UK In Dark Mood As New Recession May Be Confirmed