信噪比增益(SCR-Gain)和背景抑制因子(Background Suppress Factor) 的定义如下:150 S / C out Cin SCR Gain BSF 4 S / C in Cout 其中,S 和 C 分别代表的信号和噪音的功率谱。
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为了评价预处理结果,定义了两个评价参数——信噪比和背景抑制因子。
In order to evaluate results of pretreatment, two definitions of signal-to-noise ratio and background suppression factor were given.
背景:米非司酮是抑制表达的孕激素诱导阻断因子(PIBF)。
Background: Mifepristone was found to suppress expression of the progesterone-induced blocking factor (PIBF).
背景:基质细胞衍生因子是嗜淋巴细胞人类免疫缺陷病毒1感染的体外潜在抑制因子,可阻断人类免疫缺陷病毒1侵入人体的通路。
BACKGROUND: Stromal cell-derived factor 1 (SDF1), a potential inhibitor of infection by lymphophilic HIV-1 strains, can help to block the pathway of HIV-1 invasion into the human body.
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