https://blog.youkuaiyun.com/m0_59466249zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/m0_59466249/article/details/125961436https://blog.youkuaiyun.com/m0_59466249/article/details/125961436m0_59466249Thu, 04 Aug 2022 10:32:49 +0800 不是唯一的C、D（黑色框）不是特指 ——> 不是唯一的E、F（红色框）是特征 ——> 唯一、可追踪、能比较图像特征就是值有意义的区域，具有独特性、易于识别性。...]]>https://blog.youkuaiyun.com/m0_59466249/article/details/125934965https://blog.youkuaiyun.com/m0_59466249/article/details/125934965m0_59466249Sun, 24 Jul 2022 13:49:58 +0800效果是动的东西（前景）会变成白色；当运动物体有阴影时，由于阴影也在移动，情况会变得更加复杂，为此引入。我们设置一个阈值，如果某一像素面积大于这个阈值，那么就说明这是🚗。从去背景例程中，我们可以发现有很多白点（噪声），因此我们需要。但是在大多数情况下，我们可能没有这样的图像，所以我们。关键API打开摄像头。......]]>https://blog.youkuaiyun.com/m0_59466249/article/details/125909895https://blog.youkuaiyun.com/m0_59466249/article/details/125909895m0_59466249Sun, 24 Jul 2022 11:03:44 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125832590https://blog.youkuaiyun.com/m0_59466249/article/details/125832590m0_59466249Mon, 18 Jul 2022 20:31:21 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125808190https://blog.youkuaiyun.com/m0_59466249/article/details/125808190m0_59466249Sun, 17 Jul 2022 15:39:22 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125676291https://blog.youkuaiyun.com/m0_59466249/article/details/125676291m0_59466249Fri, 15 Jul 2022 16:15:54 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125550324https://blog.youkuaiyun.com/m0_59466249/article/details/125550324m0_59466249Thu, 07 Jul 2022 23:01:10 +0800 我们只要找出其中对应的数学关系，就可以用一个矩阵一次性地把所有的点变过去通过仿射变换，图像可以通过一系列的几何变换来实现平移、旋转等多种操作。该变换能够保持图像的平直性和平行性。平直性是指图像经过仿射变换后，直线仍然是直线；平行性是]]>https://blog.youkuaiyun.com/m0_59466249/article/details/125537910https://blog.youkuaiyun.com/m0_59466249/article/details/125537910m0_59466249Thu, 30 Jun 2022 23:38:14 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125487352https://blog.youkuaiyun.com/m0_59466249/article/details/125487352m0_59466249Wed, 29 Jun 2022 09:51:12 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125452030https://blog.youkuaiyun.com/m0_59466249/article/details/125452030m0_59466249Mon, 27 Jun 2022 19:35:06 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125426159https://blog.youkuaiyun.com/m0_59466249/article/details/125426159m0_59466249Fri, 24 Jun 2022 13:37:49 +0800因为我们进行串口通信的设备是一个具有高电平和低电平的电压信号，所以进行通讯的设备必须接地，这样才有相应的高电平和低电平产生注意：Arduino的和引脚如果外接了别的设备，那么在我们上传代码到Arduino时是一定会失败的（上传时用到了这两个引脚），所以我们上传时要要先把导线移除掉在发送数据时，为了避免打断Arduino正在进行的工作，聪明的Arduino工程师选择把串口输入的数据放入Arduino的串行数据缓冲区中，等到Arduino完成工作后，就可以检测串]]>https://blog.youkuaiyun.com/m0_59466249/article/details/125412809https://blog.youkuaiyun.com/m0_59466249/article/details/125412809m0_59466249Wed, 22 Jun 2022 22:35:44 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125404643https://blog.youkuaiyun.com/m0_59466249/article/details/125404643m0_59466249Wed, 22 Jun 2022 22:35:27 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125406585https://blog.youkuaiyun.com/m0_59466249/article/details/125406585m0_59466249Wed, 22 Jun 2022 22:35:01 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125389361https://blog.youkuaiyun.com/m0_59466249/article/details/125389361m0_59466249Tue, 21 Jun 2022 14:15:52 +0800 P7 (PD12) Servo]]>https://blog.youkuaiyun.com/m0_59466249/article/details/125388679https://blog.youkuaiyun.com/m0_59466249/article/details/125388679m0_59466249Tue, 21 Jun 2022 14:15:44 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125381223https://blog.youkuaiyun.com/m0_59466249/article/details/125381223m0_59466249Tue, 21 Jun 2022 14:15:27 +0800串口调试扩展板，它可以直接通过这个]]>https://blog.youkuaiyun.com/m0_59466249/article/details/125379985https://blog.youkuaiyun.com/m0_59466249/article/details/125379985m0_59466249Mon, 20 Jun 2022 21:26:18 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125379330https://blog.youkuaiyun.com/m0_59466249/article/details/125379330m0_59466249Mon, 20 Jun 2022 20:15:27 +0800https://blog.youkuaiyun.com/m0_59466249/article/details/125370966https://blog.youkuaiyun.com/m0_59466249/article/details/125370966m0_59466249Mon, 20 Jun 2022 13:55:44 +0800