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

• 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。
• The method for detecting telomerase activity has the advantages of high sensitivity, simple operation and the background signal is low, not prone to false negative results etc.3.
  该方法对端粒酶活性的检测具有灵敏度高、操作简单和背景信号低，不易出现假阴性结果等优点。
• Principle and application of Diffusion Weighted Whole Body Imaging with Background Body Signal Suppression
  背景信号抑制全身扩散加权成像技术的原理及应用
• 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。
• 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
• 16 cases with osteosarcoma were performed coronal or sagittal msh-EPI-DWI with b value 600s/ mm2. The background signal was suppressed with SPIR. The ADC values of neoplastic solid parts, necrotic parts and neoplastic bone parts were measured respectively. Statistic analysis was performed. 3.
  对16名骨肉瘤患者行冠状位或矢状位msh-EPI-DWI扫描，b值取600s/mm2，应用SPIR抑制背景信号，分别测量其肿瘤实质区、坏死区及肿瘤骨的ADC值，并作统计学分析。
• 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。
• 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。
• Weak Signal Detection and Extraction from Chaos Background Signal
  混沌背景中的弱信号检测和提取
• The factor effect on CIE coordinates error is analyzed, system error caused by standard source transfer is argued and the background signal subtraction method is brought forward. The repeatability error caused by random noise is also analyzed.
  对影响色坐标的各项因素进行了误差分析，分析了标准传递带来的系统误差和基线扣除方法，分析了随机噪声带来的重复性误差。