Scratch input
id:
scratch-input-297-16483959
title:
Scratch input
text:
In computing, scratch input is an acoustic-based method of Human-Computer Interaction (HCI) that takes advantage of the characteristic sound produced when a finger nail or other object is dragged over a surface, such as a table or wall. The technique is not limited to fingers; a stick or writing implements can also be used. The sound is often inaudible to the naked ear. However, specialized microphones can digitize the sounds for interactive purposes. Scratch input was invented by Mann et al. in
brand slug:
wiki
category slug:
encyclopedia
description:
Acoustic-based human-computer interface
original url:
https://en.wikipedia.org/wiki/Scratch_input
date created:
date modified:
2022-08-12T07:50:11Z
main entity:
{"identifier":"Q7438832","url":"https://www.wikidata.org/entity/Q7438832"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/e/ee/ScratchInput_SteveMann_self_portrait.jpg","width":4288,"height":2848}
fields total:
13
integrity:
15