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A comment on Dry erase board lined with IR sensors to record pen strokes [video].
The control boards seem to vary in terms of the number of touch points they can monitor.
So I'm wondering how you distinguish between a marker pen and the larger whiteboard eraser.
Is it possible to access the raw output from the IR sensors I wonder.
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The control boards seem to vary in terms of the number of touch points they can monitor.
So I'm wondering how you distinguish between a marker pen and the larger whiteboard eraser.
Is it possible to access the raw output from the IR sensors I wonder.