The BiAffect App for iOS provides a clever way to detect bipolar disorder. Rather than running as a standalone app it provides a custom keyboard which detects typing speed, typing errors, backspace usage, pressure of keypresses and uses of spell check. The data is processed through a recurrent neural network which is part of their DeepMood architecture.

With the expanding coverage of wireless Internet access and rapid advancement of mobile smartphone technologies, people are increasingly interacting via typed (rather than oral) communications. BiAffect’s innovative approach aims at understanding and examining the ubiquitous ‘virtual mental-health footprints’ or ‘signatures’ of abnormalities in people suffering from mood disorders, notably abnormalities in cognitive skills.

[ … Read More @ The Mood Challenge … ]