FaPTi	Forecasted activity with probabilistic and reinforcement learning
FaTi	Forecasted activity with reinforcement learning
IoT	Internet of things
T	Set of time before the forecasted activity start time
X	Set of input. The possible response from the user
P	Probability level of forecasted activity
S	Set of all states
A	Set of action possible in the state s
R	Set of possible rewards
r	Reward
$\delta$	The state-transition
$\pi$	policy, decision-making rule
t	time step
St	State at t
At	Action at t
Rt	Reward at t
NF	User needs to do the activity
FA	User needs the notification
RN	The number of activities which is response is now
RL	The number of activities which is response is later
RD	The number of activities which is response is to dismiss
NR	The number of user responses to the notification
TN	Total number of notifications sent
RT	The time when the user responds to a notification for each activity
NT	The length of time for which the notification appears on the user’s smartphone screen for each activity