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26 points

Can someone explain like I’m five how Waymo has robitaxis without drivers behind the wheel and automated driving such as that offered by Tesla is not yet able to do the same?

Is it just that Waymo has mapped a small area really, really well? What’s the difference? Why is Tesla so bad at it but Waymo is able to do it?

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79 points
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-33 points
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Teslas have never had LiDAR on them. You don’t seem very educated on the subject you speak with such confidence of.

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25 points
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13 points

Even Tesla themselves calls the removed sensors “radar” so I don’t think your rude dismissal of GPs post is appropriate.

In 2021, we began our transition to Tesla Vision by removing radar from Model 3 and Model

https://www.tesla.com/support/transitioning-tesla-vision

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25 points

Going off what fishpen0 said, Waymo actually has sensors on it to detect things and can “understand” its surroundings much better than Tesla cars can wish just cameras.

I’ve ridden in Waymos and they are smooth riding. After the initial “OMG! There’s no driver!” You kind of forget about it. You get to your (limited area) destination safely and without much hassle.

I can go more in depth if ya want.

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-7 points

The problem with Teslas, or self-driving cars in general is not so much the ability to see your surroundings. Teslas can do this well enough by using just cameras while admittedly LiDAR would be even more accurate. The problem is deciding what to do with this information. It’s primarily a software problem, not a hardware one.

I’ve ridden in Waymos and they are smooth riding.

In a recent statement on X, Tesla Autopilot Director Ashok Elluswamy highlighted the team’s focus on both smoothness and safety during the development of FSD v12.5, noting that he managed to avoid spilling open coffee for a huge portion of a recent trip.

Many people testing FSD on youtube can confirm that it indeed is that smooth riding.

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10 points

LOL. LMAO.

https://streamable.com/zh7mni

Also “for a huge portion of a recent trip” directly implies there was a part of that trip where he did spill coffee.

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1 point
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Humans can drive with just vision.

Tesla is doing it the hard way. Their model involves cars just having vision and driving the same as humans do. Humans can do it, why can’t computers? Seeing as they have more cameras than 2. In theory they should be better than human drivers. Once it is solved they could instantly drive anywhere humans can.

Waymo has taken an easier route and they have used a lot of detailed mapping with also an assortment of additional sensors. Waymo doing it the easy way has only recently achieved this. Turns out it’s really hard. Harder than everyone including the experts expected probably.

But with advances in computing and things like LLM’s Tesla is catching up. Who knows how long that will take though? I always thought waymo was doing the right thing so I’m biased.

Edit: this fucking website I swear. I answered the question and got downvoted for it. What more you people want from me?

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9 points

Human vision also have the brain that does a lot of automation like figuring out distance and looking out for danger with real time reaction speed. Night vision is usually better for most people too. The brain also combines that with sound so it can detect things out of vision. Eyes already have a range of view but the human head can also move around accurately. On top of all this focus is what the human brain is best at. While cameras can see 360°, years of data built in the subconscious taught a human driver what to look out for.

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3 points

Human vision also have the brain that does a lot of automation like figuring out distance and looking out for danger with real time reaction speed.

To be fair, the reaction time of a self driving vehicle is orders of magnitude greater than that of even the best human driver.

This is what leads to many moral questions about autonomous vehicles; where as human may not have time to react when an accident is about to happen, a self-driving car does. Laws of physics may prevent it from stopping in time, but it may have the ability to choose who to hit; the kid of the grandmom.

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2 points
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You apparently haven’t seen the video of a fsd tesla going full speed through the fog towards a train crossing with an active train.

The cars display didn’t even indicate that it thought something was in front of it, and would have happily driven right into the side of this train if the driver hadn’t taken over at the last moment. (Driver was an idiot for using fsd in the fog to begin with) but it shows the cameras can’t handle reduced visibility well currently, they saw the fog and just decided it was open road or clear sky.

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1 point

Makes me wonder if other human senses would be necessary for that tbh. Like if the train crossing has no lights, the horn and vibration of the train would be needed to replicate how people don’t drive into trains.

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1 point

I don’t see how that goes against anything I have said? That just supports what I said if anything.

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1 point

Not only that, but as far as I know, other companies are still relying on human-written code, whereas Tesla has gone with neural nets. If it turns out that manually coding how to handle every possible variation of traffic scenarios is an impossible task, those companies would essentially have to start from scratch, giving Tesla a massive lead for adopting AI so much earlier. Of course, it’s a gamble, things could go the other way too, but considering the leap FSD made from version 1.3 to 1.4, when they switched to neural nets, I’m rather confident they’re on the right track.

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2 points

An undeterministic system is dangerous. A deterministic with flaws can be better, the flaws can be identified understood and corrected. The flaws are more likely to be present in testing.

Machine learning is nearly always going to be undeterministic. If they then use continuous training, the situation only gets worse.

If you use machine learning because you can’t understand how to solve the problem, then you’ll never understand how the system works. You’ll never be able to pass a basic inspection test.

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1 point

A human is not just a computer with a camera.

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2 points

Yea I know.

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-1 points

I’m not sure what you mean by suggesting Tesla is bad at it. Have you looked at any recent videos of Tesla FSD driving in cities? It’s not flawless and neither is Waymo but claiming it’s bad is far from the truth. Most people seem to be basing their opinion about FSD on outdated information. It has come a long way. It will reliably take you from your home to the grocery store and back with zero driver interventions. Nowdays it’s almost boring to watch videos about FSD because it is so good.

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12 points

Tesla FSD has killed multiple people.

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-1 points

And it will keep killing people even after it surpasses the most skilled human driver. What’s your point?

If we replaced every single car in the US with a self driving vehicle that was 10x safer driver than an average human is, there would still be 11 deaths every single day. Does that mean it’s unsafe we should go back to human drivers and 110 daily deaths?

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