CloudCompare forum

daniel wrote:Hi Bonnie,

Sadly I couldn't download the file through Baidu (the download process is very slow and it fails after a while).

what should i do? how can i send you

Haowyr wrote:IMO you'd better start isolating "easier" parts such as vegetation or ground and then classify the tower from the remaining point cloud.

thank you

I don't think the terrain is the problem (I have seen very complex scenes properly segmented). Generally the issue is more with the data. You need dense LIDAR point clouds such as TLS scans. I'm not sure an airborne scan is dense enough. Don't hesitate to send me a cloud sample if you want me to tr...

I don't think the terrain is the problem (I have seen very complex scenes properly segmented). Generally the issue is more with the data. You need dense LIDAR point clouds such as TLS scans. I'm not sure an airborne scan is dense enough. Don't hesitate to send me a cloud sample if you want me to tr...

@ daniel:The terrain of mountain is very complex, the elevation is very difference too,And there are many high trees and vegetation,i have trid many times ,can i really get good result?
Sorry to bother you again and thank you

MN8{JO8%}@LB6~~KWU6)5UW.png MN8{JO8%}@LB6~~KWU6)5UW.png I feel the result of classification training well from the dialog of CANUPO training and the Statistics. And use this .prm,what's the meaning of the Core points on the dialog of CANUPO Classification. The result of classification is not good. ...

Haowyr wrote:Hello Bonnie, if you speak french, I could show you few pages of my MSc thesis, where I "tried" (not sure I succeeded though...) to explain how this part works ;)

it's ok ! you can give me

thanks for your reply,the scales's values are range from 1cm to 1m only?

Hi Daniel, I have been focused on this forum for a long time and learned a lot of things.it’s my first time to ask some questions .I try to use the CANUPO to classify the vegetation、buildings、towers、wires、roads and so on.I have seen the PDF of manual of classifications,but I can’t understand the mea...