Category Archives: Eye Tracking

Spectacular data on its way…

If the patterns we’re getting with our first 8 participants hold out, Anton & I shall have some spectacular data with the eye-tracker to post sometime next week.   The tracker, in combination with the method is showing that people do … Continue reading

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Next step: Confirming the eye-positioning as a CR

I’ve modified the game so that there are now two versions.  One version has the US appear on the left between the red lines (red lines will not be shown in the game) and the other will have the US … Continue reading

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Eye Tracking–What to do with missing data?

After some piddling with my program, I had it count missing data.  I had about 20,000 points missing out of the half-million or so that I’m using.  In short, about 4% of my data points were invalid (1% to 7% … Continue reading

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Eye Tracking—Stuff that makes you crazy… >8-/

When I read in the raw data, I check each point to check if it is valid and flag it if there is a problem.  Sometimes the tracker will lose the eyes, so during any period of measurement there is … Continue reading

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Eye Tracker–Pupils revisited.

For a quick overview for those just joining, I am examining the results of an experiment on latent inhibition using a video-game method by developing a tool to rapidly view and group the eye-tracking data.  Some of the data I’ve … Continue reading

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Eye Tracker–Areas of interest, Hits.

For a quick overview for those just joining, I am examining the results of an experiment on latent inhibition using a video-game method by developing a tool to rapidly view and group the eye-tracking data.  Some of the data I’ve … Continue reading

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Eye Tracker—Areas of interest, scanpaths.

For a quick overview for those just joining, I am examining the results of an experiment on latent inhibition using a video-game method by developing a tool to rapidly view and group the eye-tracking data.  Some of the data I’ve … Continue reading

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Eye Tracker–Heat Map

Piddled around today a bit more & got my gaze point display to be a heat map.  Not sure how these things are made, so I made it up as I went.  First, I took every point that the eye … Continue reading

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Eye Tracking–Pupil Data

In the previous post below I said that the graph tool in the lower left corner of the tool was producing some very interesting results.  Now, I’m going to talk about what those results are.   The graph is there to … Continue reading

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Eye Tracker—Data exploration tool.

I’ve almost finished my data exploration tool. Well, finished is a very ambitious term. I’ve got a functioning prototype, a proof of concept with which I can do some rudimentary explorations.  The bGaze too provided by SMI Vision is a … Continue reading

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