1、打开图片:在主界面上输入命令将图像转换为数据;Data = imread('folder icon.bmp')。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/622762d0f703918f6b3e5d7b5f3d269758eec490?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、查看数据:双击工作区中的数据,我们可以看到图像数据的具体信息。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/0b7b02087bf40ad1a326a752592c11dfa8ecce45?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、验证图像结果:输入命令,我们可以看到数据数据是图片所代表的;Imshow(数据)。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/c75c10385343fbf24d22c592be7eca8065388f71?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、灰度说明:我们可以通过输入指令获得灰度后的矩阵; GDATA = rgb2gray(数据)。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/f11f3a292df5e0fead1feab0526034a85edf727f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、查看灰色矩阵:双击,右边的工作区,gdata,可以看到数据的具体信息。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d000baa1cd11728b2503ef93c6fcc3cec3fd2c50?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、显示灰度图像:如下图所示,可以看到图片后的灰度。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d50735fae6cd7b891e195932012442a7d9330e0d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)