how can i calculate a variance of each BLOB in image

1 次查看（过去 30 天）
bay rem
bay rem 2016-1-20
编辑： Image Analyst 2016-1-20
hello every one; i need to know how to calculate a variance of each blob contains in one image, thank you in advance

请先登录，再回答此问题。

采纳的回答

Image Analyst
Image Analyst 2016-1-20
编辑：Image Analyst 2016-1-20
Ask regionprops to return PixelValues for the blobs.
measurements = regionprops(labeledImage, 'PixelValues');
Then for the kth blob:
blobVariance(k) = var(measurements(k).PixelValues);

更多回答（0 个）

类别

在 Help Center 和 File Exchange 中查找有关 Image Segmentation and Analysis 的更多信息

标签

产品

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by