This has wrong written all over it. Suicidal thoughts will always defy machine logic. That is my belief, at least. At worst this looks like a tremendous waste of time. At best it pays some peoples’ salaries. By the way whenever I post a NY Times link it is gifted, so you don’t need to be a paid subscriber to access it.
A unique research project is tracking hundreds of people at risk for suicide, using data from smartphones and wearable biosensors to identify periods of high danger — and intervene.