Self-Driving Cars [S1E4: RALPH]

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  • Опубліковано 8 лют 2019
  • PATREON: / welchlabs
    TWITTER: @welchlabs
    MORE: www.welchlabs.com
    CODE: github.com/stephencwelch/self...
    NO HANDS ACROSS AMERICA
    www.cs.cmu.edu/~tjochem/nhaa/...
    RALPH
    ieeexplore.ieee.org/document/...
    www.ri.cmu.edu/pub_files/pub2...
    patents.google.com/patent/US5...
    DRIVING VIDEOS
    KITTI Dataset: www.cvlibs.net/datasets/kitti/...
    Berkeley Dataset: bair.berkeley.edu/blog/2018/0...
    VIDEO REFERENCES
    • Hands Across America 1986
    • Navlab on CNN
    • cmu Navlab, self drivi...
    • NavLab 1984 - 1994
    • NavLab 1 (1986) : Carn...
    • Waymo 360° Experience:...
    • Video
    • Automated Highway Demo 97
    • Navlab 97: Automated a...
    • Demo 97 at San Diego
    MUSIC
    www.premiumbeat.com/royalty-f...
    www.premiumbeat.com/royalty-f...
    www.premiumbeat.com/royalty-f...
    www.premiumbeat.com/royalty-f...
    SPECIAL THANKS TO
    Tony Fast
    Krish Ravindranath
    Karthik Naga
    Dean Pomerleau
    Chuck Thorpe
    - AND -
    Sid Sarasvati
    Ross Hanson
    Yana Chernobilsky
    Vin Soma
    Antoine Pintout
    Jaewon Jung
    Raphael J Vasquez
    AJ Englehardt
    Nate Fuller
    Hitoshi Yamauchi
  • Наука та технологія

КОМЕНТАРІ • 173

  • @dpomerleau
    @dpomerleau 5 років тому +198

    Stephen,
    Thanks for your wonderful exposition of RALPH. Like with your ALVINN video, you've explained it better that I ever did! All the videos in this series give people a much better understanding of how it's possible for today's self-driving cars to turn sensor data into driving commands.

    • @WelchLabsVideo
      @WelchLabsVideo  5 років тому +26

      Thanks Dean! Thanks for taking the time to help with this series, your input was invaluable.

    • @ronwesilen4536
      @ronwesilen4536 3 роки тому +1

      Does anyone know where this guy is? His videos are so amazing

    • @masternobody1896
      @masternobody1896 2 роки тому

      @@WelchLabsVideo nice you should prove calculus

    • @unnamedchannelowouwu
      @unnamedchannelowouwu Рік тому

      @@ronwesilen4536 he died

  • @user-ws6ik1ch5c
    @user-ws6ik1ch5c 4 роки тому +125

    We've missed you, man. hope you're doing well ;)

    • @user-ji3wz6en9w
      @user-ji3wz6en9w 3 роки тому +23

      Yes indeed. If only he came back with a masterpiece such as the inaginary numbers playlist, it would be a bliss.

    • @gamingsnake3881
      @gamingsnake3881 2 роки тому +1

      ;)

    • @asheep7797
      @asheep7797 2 роки тому +1

      He was in the telephone game thing.

    • @lienzo250
      @lienzo250 Рік тому

      He's on tiktok now

  • @cocoarecords
    @cocoarecords 3 роки тому +33

    woah Stephen what a channel just discovered, sad to see you stopped

  • @mahipalsingh-yo4jt
    @mahipalsingh-yo4jt 4 роки тому +20

    Why u stopped posting videos???

  • @barellevy6030
    @barellevy6030 5 років тому +46

    Next season?

  • @HansWeberHimself
    @HansWeberHimself 2 роки тому +5

    Just watched your last 5 or so videos in a binge. Now, realizing they are 3 years old, I just hope you’re still alive friend.

  • @quimlast7180
    @quimlast7180 5 років тому +138

    Next seasons!? There's seasons now???

    • @yimoawanardo
      @yimoawanardo 5 років тому +6

      Quim Last Is it me or Welch labs is getting more alien ever since it met the other "science" channels who are fan of all shows but masters of none?
      I'm used to welch labs being somehow honest. Trial and error, and showing that within the video. Showing his research success, his journey, etc.
      Now it,s shorter videos (I think. Edit : less time on what I'm waiting to watch. More time on "last-time" and more time on "next-time") with more talk over everything and less talk over personal journey on the topic.
      Edit : I also hate how he edits his voice. Like cmon, it's obvious he applies effects over it to make it "narrative mode" but this is an old thing he retains, not something that new.
      I also miss having all the focus be on the subject at hand. Now you can see his face at many clips of the video where I would expect previous him to pause on the current text with crazed out hands.
      This channel feels like a RIP in the grave of look-alike channels that I personally don't like a lot ever since they had external influence.
      Yes, I prefer text more than his face. Not something discriminatory, just me not wanting to care excessively about the over-all looks that don't contribute to the meaning of the video

    • @omgawesomeomg
      @omgawesomeomg 5 років тому +3

      It says S1 right there in the title

    • @thundersheild926
      @thundersheild926 5 років тому +5

      @@yimoawanardo hmm, I just discovered this channel through this series and was immediately blown away by its high production value and well fine explanations. This channel has now become one of my favorites and easily at least in my top ten favorite science channels.

    • @yimoawanardo
      @yimoawanardo 5 років тому +4

      thunder sheild Watch the old series and you'll understand what I mean. The quality didn't decrease, the way of presenting content changed.

    • @jeremyjones2361
      @jeremyjones2361 5 років тому +1

      @@yimoawanardo Well let's be honest. This guy has been slaving away making amazing videos and isn't being rewarded with much of an audience yet. He's an attractive guy and maybe he should sensationalise his videos just a little to start bringing in more viewers so that he has the financial compensation to bring us stuff more frequently. I'm still loving these new series tbh

  • @DTBias
    @DTBias 2 роки тому +8

    Just found the channel and my journey through your content ended the day it started. I'm gonna watch your stuff, but it's a shame I wont see more.

  • @hemzaczekrafal
    @hemzaczekrafal 5 років тому +14

    The idea to straighten the picture and analyse the vectors is genius

  • @SecondFlight
    @SecondFlight 4 роки тому +13

    This is one of the few things I watched last year that has stuck with me. Can't wait for season 2!

  • @jansenmtan
    @jansenmtan 5 років тому +25

    These visuals are amazing

  • @egoldenmage
    @egoldenmage 5 років тому +28

    I love this series soooo much!

  • @bibbca
    @bibbca 2 роки тому

    It's been years now, but every couple of months I keep coming back to your videos. I have used them in my classes and appreciated them personally. Thanks for all the time and effort you put into them.

  • @n_128
    @n_128 Рік тому +1

    Your channel is awesome, every now and then I come to this channel to rewatch and wait for new content

  • @NavneetKumar-fr9wj
    @NavneetKumar-fr9wj 3 роки тому +1

    Man you are great! Really appreciate your efforts in creating such highly informative excellent videos. Highly recommended !
    Thanks to Dean for putting foundations and his contributions in the field of self driving cars.

  • @oceannuclear
    @oceannuclear 3 роки тому +3

    Thanks for putting so much effort into the visuals! If it weren't for them it would've taken me ages to learn about this topic! I'm so impressed!

  • @otiagomarques
    @otiagomarques 5 років тому +1

    loving this serie of videos, also all the other ones! great content!

  • @user-vj9hb3gy6d
    @user-vj9hb3gy6d 2 роки тому +4

    Dear UA-cam, please recommend this channel to as many people as possible! He deserves more subscribers than 346K!

  • @andersonaraujo7369
    @andersonaraujo7369 4 роки тому +1

    your work here is just wonderful

  • @ihzbc
    @ihzbc 2 роки тому +2

    We miss you 😢🙏❤️

  • @varunahlawat9013
    @varunahlawat9013 2 дні тому

    the best video on self driving I've ever seen!

  • @lonebots
    @lonebots 3 роки тому

    Waiting for the next season!! This effort was really great to simplify those large concepts

  • @Pseudo___
    @Pseudo___ 3 роки тому +15

    Is this channel dead?

  • @hugoreze
    @hugoreze 5 років тому +1

    Amazing content and explanation. I'm looking forward for the next video! Keep doing this wonderful job! :)

  • @afbanales
    @afbanales 5 років тому +1

    Keep posting! These are great videos!

  • @ToshiClark
    @ToshiClark 5 років тому +1

    This is a fantastic video series.

  • @cem_kaya
    @cem_kaya 2 роки тому

    Thanks for making this video series.

  • @Ck-fk9fd
    @Ck-fk9fd 2 роки тому +1

    YOU ARE SUPER MINDED, DUDE
    LOTS OF LOVE AND APRETIATION
    i recently watch yoir complx number vidro and my reaction is 😮

  • @adityagiri353
    @adityagiri353 Рік тому +2

    Miss you bro, hope you are good

  • @connorsolheim4345
    @connorsolheim4345 Рік тому +1

    Please post again 🙏 I MISS YOU SO MUCH

  • @lucasfernando5290
    @lucasfernando5290 4 роки тому +1

    Spectacular series!!!

  • @sciencewithali4916
    @sciencewithali4916 4 роки тому +1

    We do miss your videos !!!

  • @niemandwirklich
    @niemandwirklich 5 років тому +14

    Awesome! One question: how does RALPH navigate resp. change lanes? All RALPH can do up to this point (as far as I understand it) is to follow the road, is it not?

    • @dpomerleau
      @dpomerleau 5 років тому +28

      We programmed RALPH to change lanes semi-automatically in the following way. We would hit a key on the keyboard to indicate whether we wanted it to do a left or right lane change. This would trigger the software to resample the image one-lane-width to the left or right of the current travel lane. This would suddenly make it look to RALPH like it was far to the left or right of where it should be. So RALPH would then issue a command to steer towards the center of the new travel lane.

  • @deepsharma724
    @deepsharma724 4 роки тому

    Thank you bro your work is amazing.

  • @brozach1394
    @brozach1394 5 років тому +1

    How long did this take you to research and produce? Your video series has been amazing!!!

  • @hugoreze
    @hugoreze 5 років тому +5

    Any update about the next season??? I cannot wait for that

  • @edeneden97
    @edeneden97 4 роки тому +4

    Where did you go?

  • @vedantaggarwal2251
    @vedantaggarwal2251 4 роки тому +6

    may this covid season bring you back to youtube. :))

  • @haythamsaleh9491
    @haythamsaleh9491 Рік тому

    Amazing videos ..

  • @TazariaGaming
    @TazariaGaming 5 років тому +32

    "We'll have self driving cars by 2002!"
    Meanwhile in 2019...

    • @Theraot
      @Theraot 5 років тому

      Broadcast simultaneously one year in the future

    • @Arnaz87
      @Arnaz87 5 років тому

      well, to be fair, we do have self driving cars, just not yet in widespread use

  • @TheTechovision
    @TheTechovision 5 років тому

    Awesome little series you have going! When's the next season coming out!!!???!! :D

  • @emanuelegiuffrida9472
    @emanuelegiuffrida9472 5 років тому +2

    You're a genius!

  • @MathManMcGreal
    @MathManMcGreal 5 років тому

    You're the man!

  • @TheJara123
    @TheJara123 2 роки тому

    I hope you are doing fine man, how come that with 300k subs you did not continue here?..your works on youtube is brilliant help for do many of us...thanks from our hearts...if you can please come back..

  • @informativecontent4778
    @informativecontent4778 3 роки тому

    I instantly subscribed

  • @cynthianolan8245
    @cynthianolan8245 3 роки тому

    I have just watched the 5 episode and I am hoping to start introducing these concepts into KS3 (UK) or Middle school - mind blown - when I was at Uni doing CS - we were still coding in Assembly. I am not that old either....

  • @arnavkotkar5772
    @arnavkotkar5772 Рік тому

    man where are you we need you

  • @R_BNK
    @R_BNK 5 років тому

    Very informative...👍

  • @lianxiaotong
    @lianxiaotong Рік тому +1

    We want you back

  • @devfromthefuture506
    @devfromthefuture506 Рік тому +3

    Where are you

  • @matthewjames7513
    @matthewjames7513 4 роки тому

    I love this series! When is the next vid?

    • @VANTABL4CK
      @VANTABL4CK 4 роки тому +5

      Their last video was made a year ago. Maybe its the end of the channel. RIP in Peace

    • @colon-Thorn
      @colon-Thorn 3 роки тому

      @@VANTABL4CK ripip?

  • @whatdidyousay1235
    @whatdidyousay1235 5 років тому +3

    When is your next video coming?

  • @RamGopalsubbu10
    @RamGopalsubbu10 5 років тому +1

    Please tell us when the next season is going to start

  • @agustinbs
    @agustinbs 4 роки тому

    How its name the piano music in the background at 2:10
    Amazing video, Thank You very much!

  • @antrancaobao7110
    @antrancaobao7110 3 роки тому

    Pleaseeeeee comebackkkkkkkkk

  • @stevenwheeldon9493
    @stevenwheeldon9493 4 роки тому +3

    Come back dude!

  • @mahxylim7983
    @mahxylim7983 3 роки тому

    Miss you

  • @Rrrr45569
    @Rrrr45569 4 роки тому +2

    Next season/video??

  • @JoseGarcia-gy3jo
    @JoseGarcia-gy3jo 3 роки тому

    cuando subís mas video?

  • @sacarvysinju4715
    @sacarvysinju4715 4 роки тому

    Hey I haven an doubt about the no of root of degree of 1/2,1/3,1/4,1/5.etc please solve out it

  • @icannotfly
    @icannotfly 2 роки тому

    i'd love to see how this holds up in places like Boston

  • @ByteMe1980
    @ByteMe1980 5 років тому

    Love these videos but why do those close up shots look like they have dubbed Audio? doesn’t sit right

  • @TheRandalf90
    @TheRandalf90 4 роки тому +6

    Did he die?

  • @rajeevk440
    @rajeevk440 2 роки тому +1

    Could you just turn the video ads system to work on end or start but not in b/w as sometimes it spoils flow /mood ... Few moments back i m feeling enlighted and now im watching ad of some deo

  • @shubhankargore9322
    @shubhankargore9322 5 років тому +2

    Where is the next video ???

  • @ianprado1488
    @ianprado1488 5 років тому

    RALPH is going places

  • @srgkzy1294
    @srgkzy1294 5 років тому +2

    seasons ???
    Did he meant Spring ?

  • @aashsyed1277
    @aashsyed1277 3 роки тому +2

    Why aren't you making any new videos?

  • @marc_frank
    @marc_frank 5 років тому +3

    music is a little too loud

  • @robbiegroth8061
    @robbiegroth8061 5 років тому

    Typo in title, but otherwise fascinating video!

  • @yoavboaz1078
    @yoavboaz1078 3 роки тому +1

    he might be back!
    he did a Collab with 15 other channels it might mean something

    • @user-221i
      @user-221i 3 роки тому

      which channels?

    • @yoavboaz1078
      @yoavboaz1078 3 роки тому

      @@user-221i the Collab is on the minute earth channel

  • @kinvert
    @kinvert 5 років тому +2

    Well we went from -40 to above freezing so I think we can all agree it's the next season right?

  • @PramodhRachuri
    @PramodhRachuri 3 місяці тому

    Still waiting for season 2

  • @lyntonbr
    @lyntonbr 5 років тому

    Thanks for the video Ralph. Wich tools do you use to make them? How long it takes?

  • @geetanjalipatil2838
    @geetanjalipatil2838 Рік тому +1

    Yooo where you???

  • @liferecorded0435
    @liferecorded0435 2 роки тому

    Sir where are you
    And when is you are coming with a next amazing thing

  • @shivangigaureichandra2136
    @shivangigaureichandra2136 2 роки тому

    Sir we'r missing you badly hope you are doing well

  • @rajath.r
    @rajath.r 5 років тому

    Finally!

  • @guocity
    @guocity 5 років тому

    how do u know all these?

  • @kateharrison8803
    @kateharrison8803 3 роки тому

    over 1 year later. ah nothin

  • @gamma_v1
    @gamma_v1 3 роки тому +1

    Part 3 and part 4 haven't been added to the playlist ua-cam.com/play/PLiaHhY2iBX9hM8Va2ylbaAr0-NHdb1Y8c.html

  • @ianprado1488
    @ianprado1488 5 років тому +1

    So ALVINN is a NASCAR driver

  • @30indrayudhdas28
    @30indrayudhdas28 3 роки тому +2

    Hey man why did you stop posting videos???

  • @srinivasrbhat259
    @srinivasrbhat259 3 роки тому +1

    And then season 2 never happened.

  • @OeshenNix
    @OeshenNix 4 роки тому

    Nintendo labor variety kit has a mini self driving car LOL by just stickers

  • @justinberdell7517
    @justinberdell7517 3 роки тому

    Where have you gone?! Why have you stopped posting?!

  • @oofusmcdoofus
    @oofusmcdoofus 5 років тому

    Wow i thought that RALPH just detected the lines

  • @whatdidyousay1235
    @whatdidyousay1235 5 років тому

    You didn't cover the topic about brakes and gases.

  • @tisajokt7676
    @tisajokt7676 5 років тому

    Did I just see you, like the real you, win a Hackathon?

  • @abdulwahabmalik852
    @abdulwahabmalik852 4 роки тому +2

    You have not uploaded new video since a year ago. @@@

  • @OeshenNix
    @OeshenNix 4 роки тому

    I think it needs an upgrade to look for traffic lights

  • @EliasEccli
    @EliasEccli 5 років тому +2

    How long before he notices the typo? ;)

    • @WelchLabsVideo
      @WelchLabsVideo  5 років тому +4

      Oh Snap!

    • @EliasEccli
      @EliasEccli 5 років тому

      Welch Labs Awesome video once again! Love this series :)

  • @vloggie4u
    @vloggie4u 4 роки тому

    I want to learn machine leaning from you

  • @DanFrederiksen
    @DanFrederiksen 5 років тому

    It's too simple a premise but looking for bare minimum strategies you actually don't need to see the curvature of the road, just stay in the lane and you inherently follow the curvature. Just look directly in front of the car and in the clean road special case, just look at the corners of the car for where the road lines are. A single neural net window can be quite effective.

    • @VulpeculaJoy
      @VulpeculaJoy 5 років тому

      Won't work.

    • @DanFrederiksen
      @DanFrederiksen 5 років тому

      @@VulpeculaJoy I'm an AI expert, indeed best in the world. Dazzle me with your reasoning why it wouldn't work :)

    • @jamesmnguyen
      @jamesmnguyen 5 років тому

      @@DanFrederiksen Is there an example of your method working?

    • @DanFrederiksen
      @DanFrederiksen 5 років тому

      @@jamesmnguyen I'm not familiar with any such implementation but it's simple logic that it would work. If you can't see it, you can mask out driving video to only those corners and see that you can track the lane with such a narrow view just fine. You can't of course see cars ahead and other reasons to stop but tracking the lane you can of course do that way.

  • @lycoris7890
    @lycoris7890 3 роки тому +2

    Where have you left?!

  • @mr.cosmic5987
    @mr.cosmic5987 2 роки тому

    Where are u

  • @mohmin8226
    @mohmin8226 2 роки тому

    U haven't uploaded in a while
    , are u ok

  • @saadahmedkhan3897
    @saadahmedkhan3897 Рік тому +1

    What happened to him?

  • @kedaulatanpangan272
    @kedaulatanpangan272 Рік тому

    Self-Driving Cars [S1E4: RALPH]

  • @DoNotBeASIMP
    @DoNotBeASIMP Рік тому

    Bro, where are you??