This device (which is on the expensive side) claims to track emotions:
Below are some links to publications and case studies, but I’m waiting to find out if anyone is able to do any useful lifelogging with this device for ‘ordinary’ people.
2 publications on the Q sensor: (try searching “Affectiva Q” in Google scholar, there’s recently been a fury of activity regarding the Q sensor 🙂
Recent case studies using the Q sensor:
- SPDF: http://www.affectiva.com/customer/sensory-processing-disorder-foundation/ Autism use case
- Curling and Cadwels: http://www.affectiva.com/customer/curling-and-cadwels/ Therapy use case
- Bentley College: http://www.affectiva.com/customer/bentley-university/#more-2906 Usability use case
- BBC Special on the Q sensor (video):