Search found 10 matches

by redcrow
Thu Mar 26, 2020 7:10 pm
Forum: Technical Discussion
Topic: Template Matching - Implementation
Replies: 5
Views: 208

Re: Template Matching - Implementation

I opened up issue 744. https://github.com/openmv/openmv/issues/744

Thanks in advance!
by redcrow
Thu Mar 26, 2020 2:11 pm
Forum: Technical Discussion
Topic: Template Matching - Implementation
Replies: 5
Views: 208

Re: Template Matching - Implementation

Where does one make a feature request?

Regards
by redcrow
Wed Mar 25, 2020 11:51 pm
Forum: Technical Discussion
Topic: Template Matching - Implementation
Replies: 5
Views: 208

Template Matching - Implementation

Is the below still the case...Was wondering if the template matching can handle rotation or scale changes at all? (Was it improved to use a rolling integral image window?) Template matching using something called an "integral image" to work. Template matching works by having the camera look a like 3...
by redcrow
Fri Jan 24, 2020 12:08 am
Forum: Project Discussion
Topic: Flat Field Correction
Replies: 1
Views: 635

Flat Field Correction

I was wondering what the fastest way is to apply a flat field correction to a snapshot? The lighting that I have is a bit uneven and I was want to correct that with a flat field prior to thresholding and finding blobs. I would take a flat field of background and then use this for all subsequent fram...
by redcrow
Mon Nov 25, 2019 1:33 pm
Forum: Technical Discussion
Topic: Latest Firmware and Global Shutter Camera
Replies: 3
Views: 376

Re: Latest Firmware and Global Shutter Camera

Ok, thanks for the reply. No I did not make my own hardware ( i was referring to the hardware that the openmv h7 is interfacing with).

Regards
James
by redcrow
Mon Nov 25, 2019 12:58 pm
Forum: Technical Discussion
Topic: Latest Firmware and Global Shutter Camera
Replies: 3
Views: 376

Latest Firmware and Global Shutter Camera

I know this is a broad question but before I dig further in on the parameters on my end I was just wondering if anything has changed in regards to the code that interfaces with the Global Shutter Camera? I am running into some issues with a codebase and hardware that was capturing clear images and n...
by redcrow
Wed Aug 28, 2019 7:14 pm
Forum: Project Discussion
Topic: Plot Profile function
Replies: 5
Views: 2568

Re: Plot Profile function

Thanks for the help that is exactly what I needed.
by redcrow
Wed Jul 24, 2019 8:13 pm
Forum: Project Discussion
Topic: Plot Profile function
Replies: 5
Views: 2568

Re: Plot Profile function

I am trying out the x_hist_bins() function and getting no data. Is there something wrong calling it on a binarized image? thresholds = (0, 0) sensor.reset() # Reset and initialize the sensor. sensor.set_pixformat(sensor.GRAYSCALE) # Set pixel format to RGB565 (or GRAYSCALE) sensor.set_framesize(sens...
by redcrow
Tue Jul 23, 2019 5:10 pm
Forum: Project Discussion
Topic: Plot Profile function
Replies: 5
Views: 2568

Re: Plot Profile function

Thanks...Sounds like what I am looking for. I will give that a try.
by redcrow
Mon Jul 22, 2019 7:22 pm
Forum: Project Discussion
Topic: Plot Profile function
Replies: 5
Views: 2568

Plot Profile function

Is there something similar to the Plot Profile function of ImageJ (with a rectangle) https://imagejdocu.tudor.lu/doku.php?id=gui:analyze:plot_profile ? Not looking to plot a chart but interested in the data. Currently looking at a blob that has been binarized and trying to characterize each blob. I ...

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