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I use 18 images of Chess Board. I use OpenCv Cali cpp. My Camera is Iphone4. The Intrinsic Matrix K is: 2473.82 0 1296.06 0 2469.12 969.665 0 0 1 The 阅读全文
posted @ 2016-07-14 16:16
steven_xiu
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how? apt.conf? 阅读全文
posted @ 2016-07-12 10:52
steven_xiu
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(zz) 一直都觉得粒子滤波是个挺牛的东西，每次试图看文献都被复杂的数学符号搞得看不下去。一个偶然的机会发现了Rob Hess(http://web.engr.oregonstate.edu/~hess/)实现的这个粒子滤波。从代码入手，一下子就明白了粒子滤波的原理。根据维基百科上对粒子滤波的介绍( 阅读全文
posted @ 2016-07-07 20:34
steven_xiu
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#include <cv.h> #include <highgui.h> #include <stdio.h> IplImage* src=0; void on_mouse( int event, int x, int y, int flags, void* ustc) { CvFont font; 阅读全文
posted @ 2016-07-04 17:16
steven_xiu
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event donot exit even after a local function calling. event still lives in main. event seems have his own life. 阅读全文
posted @ 2016-07-04 17:15
steven_xiu
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Camera :IPHONE 4 Res: 1920*1200 Image coordinate: left upper corner:(0,0) right lower corner:(1920,1200) Experiment Data: In First Image, the near poi 阅读全文
posted @ 2016-07-04 15:36
steven_xiu
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问度娘，大神给出了解决方法： VS2010在经历一些更新后，建立Win32 Console Project时会出“error LNK1123” 错误，解决方案为： 将 项目|项目属性|配置属性|清单工具|输入和输出|嵌入清单 “是”改为“否”即可，但是每新建一个项目都要这样设置一次。 若按照上面解决 阅读全文
posted @ 2016-07-04 13:37
steven_xiu
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focal lenth is the same. so there is no fx and fy. But in Cali, they do exist. That is not focal lenth. It measures the difference between vertical an 阅读全文
posted @ 2016-06-28 14:21
steven_xiu
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How do I get add-apt-repository to work through a proxy? http://askubuntu.com/questions/53146/how-do-i-get-add-apt-repository-to-work-through-a-proxy? 阅读全文
posted @ 2016-06-25 01:53
steven_xiu
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ROS hydro安装指南： http://wiki.ros.org/cn/hydro/Installation/Ubuntu （加ppa源后直接安装） Linux OpenCV安装指南：http://blog.sciencenet.cn/blog-571755-694742.html （从源代码编 阅读全文
posted @ 2016-06-25 01:26
steven_xiu
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