Ask Your Question

Revision history [back]

click to hide/show revision 1
initial version

How to reduce noise from technical drawings?

I receive some technical drawings from my co-worker. It is scanned. Some lines in that have noise as the following image:

image description

image description

My expected results:

image description

image description

All above image i have applied bilateral blur. (if not apply, received results are not good to do something)

Please show me some idea/solution to get my expected result.

Thank you so much!