NeuroOn analysis - results and discussion

alxd.org

Updated twice, last on 21 December 2016. Notes below. tl;dr - So, does it work?! NeuroOn, the self-proclaimed "world's first smart sleep mask" isn't a medical grade device, but it's much better than a coin toss. Its total accuracy in detecting sleep stages is 65%. One of the biggest problems with NeuroOn is that when used as an alarm clock almost every third time (31.6%) it will choose the worst possible moment for waking, assuring lack of energy and grogginess1 after awakening. Comparing NeuroOn's sleep stage results to a professional polysomnography2 scored by a human expert: When polysomnography detects a sleep phase suitable for waking up, NeuroOn agrees in 73.8% of the cases. In the rest 26.2% it isn't a big deal, since it will just wait until the next good opportunity to wake you up. When polysomnography says not to wake the user up, NeuroOn agrees in 68.4%. In the rest 31.6% - nearly a third of all cases - it could try to wake the user, resulting in …