Quality of Realtime Data
Ulrik Danielsson, Business Manager, Transport Administration,
Stockholm County Council
WHO IM I
Past
vs
Realtime
• I will talk about "Time".
• How we relate to time.
• The journey that our company(SL) has made for
some years
• Some conditions (IT-system, Economy..)
• We are trying to find processes, procedures and
ways to collaborate with our transport contractors
Realtime ? Normal time?
HTTP://WWW.TIME55.COM/SV/NEDRAKNING/?Y=2015&M=SE
P&D=11&H=0&MI=5
&T=EKLIDEN
&YN=TEST-T55ULRIK&C=BU&MC=NO
Köper
trafikdrift och
underhåll för
9 mdr/år
Påstigningar
2,5 milj/dag
Busslinje 4
har lika många
resenärer/dag
som SJ
Nästan 70%
av SL-trafiken
går på förnybar
energi
SL har 80%
marknadsandel
av Stockholms
morgonrusning
Stockholms län
 1,6 procent av Sveriges totala
area
 Över 2 miljoner invånare
 Här bor var femte svensk
 Bilar per tusen invånare

Stockholms län: 392

Sverige: 464
 Realtime Mum!
 Realtime Daughter's friend!
It is clear that we want to have
“good time” - Real-time
... but
TRANSPORT CONTRACTORS
•
•
•
•
We have several different types of traffic.
We have several traffic principals
We have several transport contractors
Better cooperation, better coordination and
requirement
• Real Time in a small town - Härnösand
the entire journey
add more value.
Needs,
Cooperation
better requirements definition
Better distinctions
Different ways to calculate expected
remaining driving time
 Timetable
 Adaptive
 Traffic control
Statistics – adative systems
# Observations
Used
Depatrure
Time
Level of confidence
Communication and latency
Lessons learned
 New services exposes your realtime
in new ways
 Work with indata quality
 Use passenger feedback as input
https://www.youtube.com/watch?v=fYs_JE8rK2E