Search found 3 matches

by backspaces
2013-10-17T13:43:57-07:00
Forum: Users
Topic: Seismogram preprocessing
Replies: 3
Views: 2306

Re: Seismogram preprocessing

Oops, forgot to include a histogram of the scanned images: http://backspaces.net/temp/histogram.png They certainly are noisy in the black, and the traces are faint, I believe the dual spikes on the high end is caused by the edge of the images, which have bright whites with seismograph metadata, are ...
by backspaces
2013-10-17T10:41:04-07:00
Forum: Users
Topic: Seismogram preprocessing
Replies: 3
Views: 2306

Seismogram preprocessing

We are analyzing seismogram traces on archival (micro-fiche) data that has been scanned to large images (15.5K x 600K px on average). Here is a 600px wide example: http://backspaces.net/temp/011868_1456_0123_04.600.png The original is: http://backspaces.net/temp/011868_1456_0123_04.png and a 1000px ...
by backspaces
2013-10-17T09:56:16-07:00
Forum: Developers
Topic: Hough Transform
Replies: 7
Views: 11029

Re: Hough Transform

OT, but I thought IM didn't have a Hough Transform.

Is there a way to create a HT in IM? Or are their programs that are available for a HT via use of IM?

-- Owen