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DDSRF-PLL
本文论述了在控制的一个重要方面电网连接的电源转换器,即检测基波正序分量的电网电压不平衡和扭曲的条件下。明确地,提出了一种积极的基于一种新的序列检测器双同步坐标系的解耦锁相环(双dq–PLL),完全消除了检测误差传统的同步参考框架(SRF–锁相环PLL)。(This paper deals with an important aspect in the control of grid connected power converters, that is, detecting the fundamental positive sequence components of the grid under unbalanced and distorted voltage conditions. Clearly, a positive decoupling PLL a new sequence detector based on dual synchronous coordinate system (double DQ - PLL), the complete elimination of the traditional synchronous reference frame detection error (SRF - PLL PLL).)
- 2017-09-15 11:12:09下载
- 积分:1
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retinex 算法
颜色恒常性应用不同光源下人眼的视觉模拟,retinex 的ssr模拟算法,通过将颜色空间转换到hsi然后进行高斯滤波,滤出环境光进行反变换得到结果。该算法使用matlab编写。
- 2023-05-05 10:35:03下载
- 积分:1
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GCC
说明: 广义互相关函数,包含所有互相关的权函数,可以方便的使用它,其中PHAT加权效果最好!(Generalized cross-correlation function, contains all of the right to cross-correlation function, can easily use it, in which the weighted best PHAT!)
- 2021-03-26 15:59:13下载
- 积分:1
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Ball_Beam_Lead_PD
ball & beam lead PD matlab m-file
- 2013-12-09 07:49:20下载
- 积分:1
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FDTD1_9
FDTD for Wave equation3
- 2009-11-17 22:59:02下载
- 积分:1
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多种图像边缘检测与分割处理
程序代码说明 P0401:用Prewitt算子检测图像的边缘 P0402:用不同σ值的LoG算子检测图像的边缘 P0403:用Canny算子检测图像的边缘 P0404:图像的阈值分割 P0405:用水线阈值法分割图像 P0406:对矩阵进行四叉树分解 P0407:将图像分为文字和非文字的两个类别 P0408:形态学梯度检测二值图像的边缘 P0409:形态学实例——从PCB图像中删除所有电流线,仅保留芯片对象(code P0401 Note : Prewitt operator to detect the edges in the image P0402 : different values of Getting operator to detect the edges in the image P0403 : Canny operator to detect the edges in the image P0404 : image thresholding segmentation P0405 : water line threshold method image segmentation P0406 : matrix Quadtree P0407 : images into text and non-text of the two categories P0408 : morphological gradient detection Binary Image Edge P0409 : morphology example-- Images from the PCB to remove all current lines, retaining only chip targets)
- 2005-04-26 00:01:01下载
- 积分:1
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SAMPpackage
compresive sampling matching pursuit
- 2020-12-18 13:19:11下载
- 积分:1
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grd_matlab
说明: 读、写surfer文本的GRD格式的matlab程序,适合不需要插值的数据读写,比surfer自带的数据网格化功能处理的速度要快几十倍、甚至上百倍,可以处理大容量数据。(Reading and writing text surfer GRD format matlab program for reading and writing data without interpolation, the grid than the surfer' s own data processing capabilities several times faster, or even a hundred times, can handle large amounts of data.)
- 2011-03-02 13:37:08下载
- 积分:1
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shengyidaoyin
本组设计的声音导引系统使用双MCU结构,采用基于时间差的声源定位算法(利用三路接收器的时差信号)结合PID算法判断并控制移动声源的速度。本设计的特色在于使用四阶Butterworth带通滤波器对声音信号进行处理,使其具有较强抗干扰能力。且系统设计性价比高,功耗低。(Our group design the Sound Guidance System based on Bi-MCU configuration, using time difference sound source orientation arithmetic(the time difference signal from three receivers)combining PID arithmetic to determine and control the mobile sound source’s velocity. The feature of the designation is processing the sound signal by four-order Butterworth band-pass filter. This enhances the anti-jamming ability. Furthermore, the system has the high performance and low price.)
- 2011-05-22 19:13:48下载
- 积分:1
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Newton
牛頓案例,主要是以matlab軟件來運算標準題型。(Newton s case, mainly matlab software to compute the standard questions.)
- 2013-12-17 14:41:40下载
- 积分:1