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
  1. they got a bad connection and could hardly hear one another over the background signals
  Synonym:background

双语例句

• Evaluation of Two Different Sample Labeling Methods on Background Signal Intensities for 60 mer Oligonucleotide Microarrays
  两种标记方法对60mer寡核苷酸芯片背景信号影响的初步分析
• We realized that the background signal of O3 is intrinsic and stable.
  通过实验研究了解到了O3本底的固有存在和O3本底是具有稳定性的结论。
• In these methods, we use the optimum Wiener filtering and Window filtering deconvolution technique to process the background conductivity signal.
  包括了最佳维纳滤波反褶积与窗函数滤波反褶积对于背景电导率信号还原的处理方法。
• 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。
• This method uses the radial basis function neural networks ( RBFNN) to build one-step predictive model for chaotic background signal contaminated by observed noise, and combines the frequency way to process predictive error to detect the weak sinusoidal signal.
  该方法利用RBF神经网络对被噪声污染的混沌背景建立最优一步预测模型，结合频域处理的方法从预测误差中提取微弱正弦信号。
• 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
• 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。
• 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。
• The background signal of ozone is basically eliminated by application of modified multi-group ozone generators and serial gas line.
  使用改进的多组臭氧发光器和串行气路基本上消除了臭氧本底信号；