background signal
英 [ˈbækɡraʊnd ˈsɪɡnəl]
美 [ˈbækɡraʊnd ˈsɪɡnəl]
本底信号, 背景信号
英英释义
noun
- extraneous signals that can be confused with the phenomenon to be observed or measured
- they got a bad connection and could hardly hear one another over the background signals
双语例句
- This paper analyzes background signal and according to characteristic of back-ground signal, provides a scheme of choosing every parameter value in algorithm and a new updating algorithm of background model.
本文对背景信号进行了分析,根据背景信号的特点,给出了背景更新算法中各参数值的选取方案,并提出了一种新的背景模型更新算法。 - The background refreshing technology was adopted corresponding to variation of background, so as to guarantee the reality of the background signal and perform vehicle recognition well.
主要采用了和背景变化相对应的背景刷新技术,保证了背景信号的真实性,可很好地完成车辆识别。 - Depth Profile from the P/ B Ratio and the Dependence of the Background Signal on Binding Energy of X-ray Photoelectron
从光电子谱的峰背比及背景信号变化获得成分深度分布信息 - By adding apyrase to the reaction solution, the background signal of the three-enzyme system were greatly reduced.
通过向三酶系统的反应液中力加入apyrase(?)勺方法使背景信号大大降低。 - This is accomplished by providing overviews of the necessary background in signal, system, probability, and random process theory required for the analog and digital communications topics.
这些包括了综观必备的基础背景知识,例如讯号,机率,随机程序理论等。这些知识都是类比和数位系统所考虑的一些主题所必须要有的。 - Owing to the eliminating of the background signal compared with traditional signal-on electrochemical sensors by the introduction of the Y junction structure, the present platform could significantly low the detection limits and enhance the selectivity.
与传统的signal-on传感器相比,本传感器由于Y型结构DNA的引入,提高了选择性,消除了背景电流,显著降低了检测限。 - The background signal of HF wave band achieves the expectant targets in the debugging of the signal electromagnetic environment simulator of the wireless communication system.
在通信信号电磁环境模拟器的联调中,HF背景信号达到了各项预期指标。 - In this strategy, peptide probe was conjugated to the surface of graphene oxide by covalently crosslinking method to reduce the background signal.
这种生物传感技术利用共价交联的方法,将多肽信号探针固定到氧化石墨烯的表面,达到降低背景荧光的目的。 - After that, using the SR algorism we will detect the reverberation background signal and the result show that the detector is available.
之后,利用随机共振的数值计算方法对以混响为背景干扰的信号进行检测,其结果显示随机共振系统检测器检测出了信号正确的位置。 - Weak Signal Detection and Extraction from Chaos Background Signal
混沌背景中的弱信号检测和提取