弱背景噪声,weak background noise
1)weak background noise弱背景噪声
1.However, little is known about the effect of weak background noise on the detection of acoustical signals in animals.平时被人们忽视的弱背景噪声是否影响动物的声信号的检测,其神经机制是什么,还未见相关的研究报道。
英文短句/例句

1.The Effect of Weak Noise on the Frequency Tuning of Neurons in the Rat Auditory Cortex弱背景噪声对大鼠听皮层神经元频率调谐的影响
2.Adaptive Weak Signal Detection Used in Strong Chaotic Noise;强混沌噪声背景下弱信号自适应检测
3.New method of IR small dim target detection in big clutter background强噪声背景下红外弱小目标的快速检测方法
4.Extracting Characteristic Information of Weak Signal from Strong Noise Background by Wavelet Analysis;强噪声背景下弱信号特征提取的小波分析
5.Weak Sinusoid Signal Recovery Against Strong White Noise Based on Chaos Theory;基于混沌理论的强噪声背景下微弱正弦信号恢复
6.Weak Signal Extraction and Detection of Mechanical Equipment in Heavy Noise强噪声背景下机械设备微弱信号的提取与检测技术研究
7.DOA estimation based on extended noise subspace in the presence of strong signals强信号背景下基于噪声子空间扩充的弱信号DOA估计方法
8.Adaptive Detection of Weak High-frequency CW Signal for Non-stationary Noise Environments非平稳背景噪声下微弱高频CW信号的自适应检测
9.A research on the method of image de-noising based on Gaussian white noise高斯白噪声背景下图像去噪方法研究
10.Pertaining to continuously present, such as" background illumination", " background noise" .用于修饰或说明连续存在(的状态),比如“背景亮度”,“背景噪声(本底噪声)”。
11.According to the characteristic, we can detect weak signals buried in the noise environment and estimate their frequency.根据这种特性,可以检测出淹没在强噪声背景下的微弱正弦信号或相位编码信号并估计其频率。
12.Detection of dim target in infrared image with strong noise and background is the emphasis and difficulty of target detection.强噪声背景下红外图像中弱小目标的检测一直是研究的重点和难点。
13.they got a bad connection and could hardly hear one another over the background signals.这条电话线路有背景噪声。
14.Cross Esprit Methods Estimating The Parameters of Closesinusoids in Colored Noise;色噪声背景下正弦参量估计的互ESPRIT法
15.Frequency and DOA Simultaneous Estimation of LFM Signal under Impulse Noise冲击噪声背景下频率和DOA的联合估计
16.Analysis on Background Seismic Noise Characteristics in Jiangsu Province江苏省区域地表背景噪声特性的分析
17.An investigation of background noise measurement technology in aeroacoustic wind tunnel低速航空声学风洞背景噪声测试技术研究
18.Measuring and Its Correction of Background Noise in Industrial Enterprises Noise at Boundary工业企业厂界环境噪声监测中背景噪声监测及修正探讨
相关短句/例句

background noise背景噪声
1.Study on the background noise of CCD in biochip scanner;生物芯片扫描仪CCD背景噪声研究
2.Analysis of stellar background noise and study of restraining methods in satellite optical communication;卫星光通信中恒星背景噪声分析及抑制方法研究
3.An investigation of background noise measurement technology in aeroacoustic wind tunnel低速航空声学风洞背景噪声测试技术研究
3)noise background噪声背景
1.The harmonic retrieval is classified according to the different noise background,in additive noises and multiplicative additive noises.根据噪声背景的不同,谐波恢复可以分为加性噪声背景和乘性混合噪声背景下的谐波恢复。
4)noisy environment噪声背景
1.The experimental results show that the system has good recognition performance in high noisy environments.介绍了一种环境特征判别学习的Robust语音识别方法 ,该方法基于最小分类错误准则利用梯度下降法迭代地学习环境特征 ,实现了高噪声背景下命令语音识别系统 。
5)noise background噪声背景<声>
6)background[英]['b?kɡra?nd][美]['b?k'graund]背景背景噪声
延伸阅读

背景噪声分子式:CAS号:性质:也称背景噪声。指被测噪声源之外的噪声。它的存在影响对被测声源测量的准确性。如果被测声源噪声高于本底噪声10dB以上,则后者的影响可以忽略不计;若二者之差不足10dB,则必须对测量结果加以修正;若二者之差小于3dB,则测量结果无效。