Sound recording. Hysteria listens to internet audio and parses it through the open-source CMU Sphinx2 speech recognition engine. In exhibitions it plays those sounds it has identified as laughter.

Transcript: Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha.

Sound object. Hysteria: Redux uses a variety of more up-to-date machine learning tools with which to parse the audio. In addition, Hysteria: Redux plays its laughter over a number of custom built speakers. These speakers are mounted on a wall and at eye-level. A speaker may function as an individual entity, or in cooperation with other speakers.

Transcript: Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha. Ha.