Senti.us - tracking my mood along with other personal metrics for about a year and a half as a part of my new venture. My coworkers and I have recently launched an iPhone app that quantifies and tracks mood data

1. www.senti.us

2. what we did 2
Howya
doin’?
… on a scale
of 1 to 5?
we asked …
about 30 people
one of 200 or so questions
2 to 5 times per day
for about 1 year.
we got …
about 20,000 responses
we launched …
and have 20,000 responses from new users

3. how we did it 3
Questions. Answers.
health & fitness
online & mobile activity
calendar, location, weather
APIs
Responses
the best
next question

4. what we learned 4
me, my sister, my mom
happiness
by day of week.
Twitter & Facebook
results are published
studies based on word
frequency in posts (eg.
“happy Friday!”).
matches other data
sources
matches subjective
experience and trends
with real events
predictive
50 million users 500 million users pilot users
sun mon tue wed thu fri sat
Senti
today tomorrow
forecasting mood

5. what i learned 5
-4
-2
0
2
4
4/6/13 4/13/13 4/20/13 4/27/13 5/4/13
posi ve mood nega ve mood walking weight high temperature clear weather

6. what i learned 6

7. -4
-2
0
2
4
4/6/13 4/13/13 4/20/13 4/27/13 5/4/13
posi ve mood nega ve mood weight
what i learned 7

8. what i learned 8

9. what i learned 9
-4
-2
0
2
4
4/6/13 4/13/13 4/20/13 4/27/13 5/4/13
posi ve mood nega ve mood walking weight high temperature clear weather

10. www.senti.us