Hi, Why are we returning the absolute values in the hsobel and vsobel functions? I do not see the benefit. Johannes
Is it what the "reference" implementation returns? Either way the sign is valuable info. +1 for returning the actual filter output. On Thu, Nov 20, 2014 at 11:25 AM, Johannes Schoenberger <jsch@demuc.de> wrote:
Hi,
Why are we returning the absolute values in the hsobel and vsobel functions?
I do not see the benefit.
Johannes
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How about establishing a pipeline between a linear ridge detector and alignment of the sobels accordingly to the found ridge? Would be a nice example maybe? Michael On Wednesday, November 19, 2014 4:25:39 PM UTC-8, Johannes Schönberger wrote:
Hi,
Why are we returning the absolute values in the hsobel and vsobel functions?
I do not see the benefit.
Johannes
@Michael That sounds like a cool example. Would you be willing to code that? On Thursday, November 20, 2014 6:01:04 PM UTC-5, Michael Aye wrote:
How about establishing a pipeline between a linear ridge detector and alignment of the sobels accordingly to the found ridge? Would be a nice example maybe?
Michael
On Wednesday, November 19, 2014 4:25:39 PM UTC-8, Johannes Schönberger wrote:
Hi,
Why are we returning the absolute values in the hsobel and vsobel functions?
I do not see the benefit.
Johannes
I will give it a try. That might come in handy for me anyway! ;) On Friday, November 28, 2014 8:15:48 AM UTC-7, Johannes Schönberger wrote:
@Michael That sounds like a cool example. Would you be willing to code that?
On Thursday, November 20, 2014 6:01:04 PM UTC-5, Michael Aye wrote:
How about establishing a pipeline between a linear ridge detector and alignment of the sobels accordingly to the found ridge? Would be a nice example maybe?
Michael
On Wednesday, November 19, 2014 4:25:39 PM UTC-8, Johannes Schönberger wrote:
Hi,
Why are we returning the absolute values in the hsobel and vsobel functions?
I do not see the benefit.
Johannes
participants (4)
-
Johannes Schoenberger -
Johannes Schönberger -
Juan Nunez-Iglesias -
Michael Aye