查询词典 digital signal processing

Secondly, making use of the good time frequency characteristics of the wavelet analysis in the signal processing, the wavelet softthreshold filtering of the swing CO2 welding voltage signal under the arc discharge sense was carried out, showing the possibility of removing the peak current of the shortcircuit transition and improving the signal-to-noise ratio.

二是利用小波分析在信号处理上良好时域、频域局域性，对电弧传感方式下的摆动焊接电流进行了软阈值滤波，取得了良好的效果，消除了短路过渡所造成的峰值电流，提高了信噪比。

In this article, an automatic elliptic pore size measuring system is developed based on digital image processing techniques, in which, CCD camera grabs the microscopic image of to-be-measured end surface, video image grabber digitizes it and computer processes it by way of digital image processing and gives the result.

本文研制了基于数字图像处理的椭圆型孔径自动检测系统，它由CCD摄像机采集被测端面的显微图像，视频图像采集板将其数字化，计算机利用数字图像处理技术进行处理给出结果。

This paper mainly uses the technologies and methods of digital image processing and computer grogram language to research and develop a glass-crack inspecting system. We can judge whether the image is a crack or not from the digital image processing methods that the inspecting system applies us.

本文主要利用数字图像处理技术及其方法结合计算机编程语言来研究一套检测玻璃瓶裂纹的系统，利用该检测系统提供的一些数字图像处理方法可以快速准确的判断出该图像是否为裂纹图像。

This control method has many disadvantages. With the development of computer technology and digital image processing, it is possible to apply digital image processing to the control of Smoulder Furnace.

随着计算机技术的发展，数字图像处理技术理论的不断完善，寻求将数字图像处理的方法应用到烟化炉的终点判断上，实现烟化炉终点控制的自动化，对冶金行业来说是一个新的控制方法。

In this paper, through the analysis and discussions on the burning system of Smoulder Furnace, and on the basis of study about digital image processing, we probe the method to applying digital image processing to the judge of Smoulder Furnaces terminal operations.

本课题在对烟化炉工艺过程深入调查了解的基础上，并对数字图像处理深入学习的基础上，将数字图像处理技术应用到烟化炉的终点判断上。

The main method of Glossoscopy is diagnosing the color, texture, etc. of the tongue proper and tongue fur. This course is accord with the demand of digital image processing. So we process the tongue picture by the technology of digital image processing.

舌诊的诊断方法主要是对舌质、舌苔的颜色、纹理等特征的辨别，而此过程与数字图像处理的要求相符，因而我们用基于数字图像处理的方法对舌象进行分析、识别、诊断。

The project was based on the influence to the asphalt mixture volumectric property by the different compaction method (Marshall Compaction, Roller Compaction, Gyratory Compaction, Vibratory Compaction), a great deal of the experiments has been done with the consideration of the pratical construction. A lot of studies were carried out, such as the study of asphalt mixture image inquiring technique--"Colour Method", the feasibility study of the application of the 2D digital image processing technique on the asphalt mixture and the utiliztion of this technique on the compacting properties analysis of asphalt mixtures. A good beginning and foundation was made for the application of the digital image processing method on the study of the 3D asphalt mixture voluemetric components constitute.

本项目以研究不同沥青混合料成型方法（马歇尔击实、轮碾压实、旋转压实、振动压实）对沥青混合料体积特性的影响作为切入点，结合实际工程，进行了大量试验，开展了&色彩法&沥青混合料图像获取技术研究、沥青混合料二维数字图像处理技术的可行性研究以及采用该技术分析沥青混合料压实特性等研究工作，取得了一系列研究成果，为采用数字图像处理技术解决三维沥青混合料体积组成特性开创了良好的开端，奠定了坚实的基础。

Main courses: satellite geodesy, error theory and data processing, physical geodesy, space geodetic techniques and applications, imaging and mapping, navigation, celestial mechanics, photogrammetry, digital image processing, pattern recognition, radio communications and navigation , digital and analog circuits, such as optimal control.

主要课程：卫星大地测量学、误差理论与数据处理、物理大地测量、空间测地技术及应用、影像与制图、组合导航、天体力学、摄影测量学、数字图像处理、模式识别、无线电通讯与导航、数字与模拟电路、最优控制等。

In this dissertation, surrounding BAP chip, we discuss the constitutuent of SIMD parallel system, based on which we also discuss the image processing and digital signal processing algorithm.

本文围绕BAP芯片，对SIMD并行系统的构成进行了研究，并在此基础上进行了图像处理以及数字信号处理算法的研究。

Double channel bandpass sampling method for wide band IF signal is presented to settle the problem of blind zone,which exchanges one more sampling channel for simplification of clock circuit and band pass filter.As a practical reconnaissance receiver, real-time processing performance must be considered.Digital channelizing method lays the base of parallel processing by multi DSP chips and discarding of the redundant data resulting from double channel bandpass sampling.

针对带通采样存在着频率覆盖盲区的问题，提出了宽带中频信号双通道带通采样的方法，通过增加一个采样通道既解决了传统处理盲区方法中设计复杂采样时钟电路、高矩形系数滤波器的困难，还缓解了后续DSP处理压力。

Researches reveal that students who suffer from corporal punishment tend to resort to violence in their future life.

研究表明遭受过肉体惩罚的孩子倾向于在他们今后的人生中使用暴力。

Total sugar of sarcocarp and chlorophyll of pericarp increased firstly, and then decreased afterward along with altitude; Titratable acidity, ascorbicacid and anthocyanin of pericarp were increased along with altitude; The content of protein increased firstly and decreased afterward along with altitude; Carotenoid of pericarp were decreased along with altitude.

果肉总糖和果皮叶绿素含量随海拔高度升高先升高后降低；可滴定酸、维生素C和果皮花青苷含量均随海拔升高而升高；蛋白质在1720m处最大，1420m处最小；果皮类胡萝卜素随海拔升高而降低。