CNMAT Visit (2.12.2011) (2012)

Fabric Multi-Touchpad

– pressure
– location
– 1 layer of fabric, stitches on either side
– rows, columns
– multi-touch
– pressure
Front and back:

Teensy:

Visualization written in Max/MSP:

Video
link >> http://youtu.be/ah8FhCbhDZw

Photos of similar setup that does not work well. Adrian says: “My intuition is that the thread can relax and the lack of pretension makes the results noisy and inconsistent.”

Fabric Touchpad

– pressure
– location
– 3 layers
– 4 connections
– single-touch
– pressure

CNMAT papers:
>> http://cnmat.berkeley.edu/publication/support_vector_machine_learning_gesture_signal_estimation_piezo_r
>> http://cnmat.berkeley.edu/system/files/attachments/optreallyfinalnime2011multitouch.pdf

Front and back

Video
link >> http://youtu.be/gPYyuuL-o7k

Thin, Strong, Solderable Conductive Thread