The effective detection for point target in low SNR IR images is dependent greatly on the suppression of background clutter.
低信噪比条件下点目标的检测性能在很大程度上依赖于对红外背景杂波的抑制情况。
This thesis adopts the background suppression based RGB color to abstract vehicle area.
本文采用基于RGB空间的背景抑制方法来提取运动区域。
The key task of airborne early warning (AEW) radar is to find and track targets in a complicated background, so the suppression of interference and clutter in radar system is of great importance.
机载预警雷达的核心任务就是在复杂的背景环境中发现并跟踪目标，因此，抑制杂波和干扰就是关键。
Firstly, a background processing algorithm based on inter-frame difference and background modeling is proposed, which has achieved effects of background suppression and target enhancement.
首先，针对复杂多变的背景，提出了基于帧间差分和背景建模的背景处理算法，达到了抑制背景、增强目标的效果。
In order to detect the weak targets from clutter background, the background suppression of IR image is necessary.
为了检测出起伏背景下的弱小目标，需要对红外图像进行背景抑制。
Then the D-S evidence theory is applied to calculate the best size of the filtering mask and perform background suppression filtering based on the protection zone.
然后在最佳滤波尺寸下，根据保护带的思想进行背景抑制滤波，该算法能够适用不同尺寸的小目标。
In order to evaluate results of pretreatment, two definitions of signal-to-noise ratio and background suppression factor were given.
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。
The results show that, the proposed method can satisfy the requirements from the aspects of background noise suppression, normal range values on the target and edge-preservation.
实验结果表明，采用该方法，能够满足距离像背景噪声抑制、目标上距离值正常和边缘保持三方面要求。
The way to reduce radiation level of experimental hall is very important for suppression of radiation background of BES and improvement of detection efficiency.
降低厅内的辐射水平是减少BES的辐射本底和提高BES探测效率和“信噪比”的重要途径。
BACKGROUND: To suppress the human tremor, researchers all over the world devote themselves to develop a wearable tremor-suppression orthosis.
背景：为抑制人体的震颤运动，各国研究人员试图设计出一套可穿戴机器人辅助抑震系统。
BACKGROUND: To suppress the human tremor, researchers all over the world devote themselves to develop a wearable tremor-suppression orthosis.
背景：为抑制人体的震颤运动，各国研究人员试图设计出一套可穿戴机器人辅助抑震系统。
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