Method: The artificial neural network of reverse transmission and absorbance subtraction technique were used.
方法：联合应用反向传播人工神经网络和吸光度减法技术。
Background subtraction technique has been widely used in many vision systems as a preprocessing step for object detecting and tracking.
背景差异抠图算法在许多视觉系统中因被用作物体跟踪、检测的预处理步骤而被广泛使用。
In order to improve the accuracy of the measurement of superposition hole, an approximate solution based on image subtraction technique to identify the superposition holes was put forward.
为了提高纸靶重孔的测量准确性，提出一种基于图像减影技术的重孔识别方法。
Conclusion Digital subtraction MRI is an effective and simple post-processing technique, which is also time-saving and reliable with high image quality.
结论MR数字减影技术是一种简便易行而有效的图像后处理方法，而且省时、可靠和成像质量高。
In current clinic practice, Digital Subtraction Angiography (DSA) technique is an efficacious visualization tool for the blood vascular structures.
在当前的临床实践中，数字血管减影技术是一种有效的血管可视化工具。
Digital subtraction angiography (DSA) is a type of fluoroscopy technique used in interventional radiology to clearly visualize blood vessels in a bony or dense soft tissue environment.
数字减影血管造影(DSA)是一个类型透视技术在介入放射学清楚看到血管中的骨或密集软组织环境。
The experiment results show that the new technique outperforms the conventional spectral subtraction methods in spectrogram characteristic, output signal-to-noise ratio (SNR) and aural performance.
实验结果表明，新算法比传统谱相减算法有更优的语谱特性、更高的输出信噪比和更好的听觉性能。
Discuss the interference subtraction process and signal suppression technique. The estimation of several key parameters is analyzed.
重点讨论了干扰对消过程和信号抑制技术，对几个关键参数的估计进行了分析。
The axial ct subtraction angiography with subtraction factor 0.8 and color enhancement technique could keep the ventricles on the background.
而减影系数为0 . 8伪彩色增强彩色轴位CT减影血管成像可以保留脑室等解剖背景。
Created by the robotic geniuses at the University of California at Berkeley, this robot can fold clothes using green screen technology and a technique called, "background subtraction."
由伯克利加州大学的机器人天才创造，这种机器人可以折叠衣服用绿屏技术，这种技术称为“背景减法。”
In this paper, we have studied several speech enhancement systems that use spectrum subtraction method and Allen's reverberate noise suppression technique.
本文对采用减谱法和相关法的语音增强系统进行了研究，系统的噪声为白噪声和普通机房噪声。
Objective: To enhance the detection rate of lung nodules disease by using dual energy subtraction digital chest radiography technique.
前言：目的：用双能量减影数字X线摄影提高肺部小结节病变的检出率。
These results suggest that the FTIR and subtraction spectroscopy technique could be a useful tool to investigate the hydration mechanism of polymer materials.
这一结果表明，FTIR光谱法可以成为研究高分子体系的水化机理的重要手段。
These results suggest that the FTIR and subtraction spectroscopy technique could be a useful tool to investigate the hydration mechanism of polymer materials.
这一结果表明，FTIR光谱法可以成为研究高分子体系的水化机理的重要手段。
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