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Live Google transit directions change the value of transit

106 pointsby mblakelealmost 11 years ago

14 comments

iconjackalmost 11 years ago
Back in 2008 I submitted a similar idea to Google for their 10^100 idea fest. It goes a step farther in that not only do you get directions from your phone, but the buses are re-routed dynamically, in real time, to optimize travel times. Think of your phone as a fancy elevator call button—you use it to summon a bus but furthermore the central routing computer knows where you are and where you want to go. The buses (er, bus drivers—for now) also get directions from the routing computer.<p>The 10^100 deal seemed to just quietly fizzle. I never heard back anything, and I&#x27;m not sure they ever picked any projects to run with. FWIW, here&#x27;s the submission.<p>10. What one sentence best describes your idea? (maximum 150 characters)<p>Bring the bus system into the new millennium.<p>11. Describe your idea in more depth. (maximum 300 words)<p>The goal is to revamp the municipal bus system by using a little technology. The key ideas are:<p>a. Riders use their cell phones as a kind of &quot;elevator call button.&quot; Using an Android app, they tell a central computer where they are (possibly automatic with GPS) and where they want to go. b. There are no fixed routes. A central computer is continuously processing requests and sending routing information to the bus fleet in real time. c. Riders are given instructions, via their phone, as to where to go to catch which bus, and where to get off. d. Integration with Google Maps is an obvious win!<p>12. What problem or issue does your idea address? (maximum 150 words)<p>Current bus systems are underutilized because of long wait times and because most riders don&#x27;t know the routes well enough to feel comfortable.<p>13. If your idea were to become a reality, who would benefit the most and how? (maximum 150 words)<p>The biggest beneficiary would be those who want to ride the but but don&#x27;t now because of route unfamiliarity and long wait times. All commuters would benefit from the decrease in traffic and pollution.<p>14. What are the initial steps required to get this idea off the ground? (maximum 150 words)<p>At first, a simulation to demonstrate the effectiveness of the new model. Then, a pilot city to give it a real spin.<p>15. Describe the optimal outcome should your idea be selected and successfully implemented. How would you measure it? (maximum 150 words)<p>The desired outcome is an increase in ridership and fewer cars on the road. A straightforward metric is a simple rider count.<p>18. If you&#x27;d like to recommend a specific organization, or the ideal type of organization, to execute your plan, please do so here. (maximum 50 words)<p>I think Google would be an ideal implementer.
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erjiangalmost 11 years ago
As a programmer who develops software for public transit, there is a lot of opportunity for technology to make a difference. But, it&#x27;s not the kind of market that VCs and entrepreneurs prefer.<p>Public transit agencies vary dramatically from city to city, but they are the ones who provide Google with data on their transit system&#x27;s timetables. In fact, Google is the last in a chain of software and manual labor that creates and manages transit schedules. It&#x27;s very hard to create software that captures all the nuances and variations in transit to create a one-size-fits-all solution.<p>The other tough part is funding - public transit improvements are often driven by grant money because the operating budget all goes to day-to-day expenses. And oftentimes the wealthier people who could make a difference in transit (e.g. SV techies) own cars or otherwise avoid public transit because it&#x27;s so inconvenient, so they often don&#x27;t notice the problems.
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qzervaasalmost 11 years ago
As the author of a public transit iOS&#x2F;Android app, these kinds of improvements to Google Maps both excite me (from a &quot;that&#x27;s cool&quot; perspective) and worry me (from a business perspective) at the same time.<p>Real-time data is an area Google haven&#x27;t pushed too hard into at this time (despite developing the GTFS-RealTime standard), so that has been an easy way for me to differentiate from Google Maps.<p>If anybody&#x27;s interested in the kinds of real-time and static data Google (and other developers) use, I collect and archive many of the feeds here:<p><a href="http://transitfeeds.com" rel="nofollow">http:&#x2F;&#x2F;transitfeeds.com</a><p>Hoping to add additional tools for browsing &#x2F; searching this data when I figure out how to make it all scale nicely.
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jpatokalalmost 11 years ago
<i>Due to how rapidly things change, the system also needs to display when multiple options are equivalent. For example, it might say, “Go to the train platform and take the B train northbound.” Then due to how things have change, you see a C train show up — do you get on it? Instead, it should say, “Take a B, C or E train going north towards X, Y or Z, but B should come first.”</i><p>Google Maps already does this to some extent. In the query for &quot;Zurich Hbf to Zurich Airport&quot; below, the first option is given as &quot;IC&#x2F;IR&#x2F;S&#x2F;S2&#x2F;S16&quot;, and only when you click on &quot;Next trip&quot; are you given a specific train name, platform, departure time etc.<p><a href="https://goo.gl/maps/yibGy" rel="nofollow">https:&#x2F;&#x2F;goo.gl&#x2F;maps&#x2F;yibGy</a>
fred_durstalmost 11 years ago
If anyone wants to point to a place where the latest tech boom has benefited the environment, the best place to look in my opinion is public transit. Catching a bus or train, which once held a significant learning curve is now a couple taps on a smartphone or a text message away.<p>I remember going back to San Francisco with a couple friends and they were just as able to navigate muni as I was, even though they had never lived there.
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gedenalmost 11 years ago
I&#x27;ve recently started using Citymapper for iOS and have found it to be quite simply the most useful app on my phone. &#x27;Next level&#x27; usefulness, stemming from great UI that shows you the time and cost (in money or calories!) of making the journey by foot, bus, underground&#x2F;train or taxi. It turns out in London &#x27;by foot&#x27; is a much more viable option than you think once the overheads of other methods are taken into account.<p>Weird thing is - it doesn&#x27;t seem to use real time data, just uses average wait times, based on timetables. Turns out in London and Berlin where I use it, there are so many transport options that average wait times, (when known) never seem problematic.<p>That said, combine in real time data then clearly choosing routes becomes easier.<p>After that combining in data on how loaded each vehicle is makes things a whole lot more efficient. Ie &#x27;walk 2 mins extra to this other stop as this next bus is rammed&#x27;.<p>Good times!
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CalRobertalmost 11 years ago
Sadly some cities are loath to release their data. I more or less begged Santa Monica&#x27;s Big Blue Bus to let me make an app showing nothing more than the real-time arrival data they already had on signs (but only in the very busiest and most touristed areas) and they blew me off repeatedly. They have been claiming they will add this for 6 years. Meanwhile this data is available for every other bus operator (LA Metro, Culver City bus, etc.) in the area.
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leoedinalmost 11 years ago
The Google Maps public transport routing in London is often sub-optimal. It seems very hesitant to recommend taking the tube - an example recently involved it recommending that I took a 45 minute bus rather than a 10 minute tube journey.<p>I imagine that the problem is <i>hard</i> - in London you can easily have 10 different bus routes available. Start combining multiple buses in complicated routes and the number of possible routes grows exponentially. It may also be that the system places different value on the variables than me - journey cost, number of changes, the journey time, the likelihood of delay (buses in rush hour can be slow!) and acceptable walking distance all play a part in my selection of routes, but if the algorithm is set up differently then it might produce a different result. I think Google are trying to address this by gathering data about your habits and informing choices based on that (certainly Google Now makes route recommendations based on my location history, and tweaks that based on historical route preference). It will be interesting to see how this progresses.
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sanxiynalmost 11 years ago
Seoul Transport Operation provides a public REST API including the live transit feed. Apparently this is not common?<p><a href="http://api.bus.go.kr/" rel="nofollow">http:&#x2F;&#x2F;api.bus.go.kr&#x2F;</a>
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maaaatsalmost 11 years ago
I moved to Oslo (the city mentioned in the article) last week. I have to say Google Maps hasn&#x27;t always played nicely, if it were not for me having been here before I would have wasted a lot of time.<p>I have a much better experience using HERE Maps (by &quot;old&quot; Nokia). The great part about them is that you can download a region (not just buffer map data as you do on Google) so searching in the map, public transport, directions etc. all work when in unknown cities abroad without mobile data.
cbhlalmost 11 years ago
Google Maps actually already does some of the things listed in the article (such as indicating multiple alternatives between two particular stops) but its ability to do so depends on the quality of the data provided by the local transit agencies.
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panarkyalmost 11 years ago
Helsinki’s personalized bus service is like Uber for public transportation<p><a href="https://news.ycombinator.com/item?id=7391885" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=7391885</a>
rileyaalmost 11 years ago
As a Seattle resident I&#x27;ve found the OneBusAway app <i>extremely</i> useful, it&#x27;s never been off by more than a couple minutes. Getting widespread realtime transit info into a mainstream app like gmaps could be a complete game-changer for public transit.
fiatjafalmost 11 years ago
With Google Transit becoming so good, probably because of Waze data, will people continue to use Waze?<p>If people stop using Waze, wouldn&#x27;t Google Transit become worse?
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