台灣之光 特斯拉沒這個問題 - 特斯拉
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By Victoria
at 2021-02-17T16:56
at 2021-02-17T16:56
Table of Contents
話說這篇文的作者都說他是Tesla的超級粉絲了.....
https://i.imgur.com/bvn0krQ.png
Ark Invest原文電子檔
https://reurl.cc/3NOOgO
https://i.imgur.com/O8xBthm.jpg
[Tesla]
making the path to full autonomy a more difficult problem to solve
enable a much more scalable service
的確考量車上感測器和環境建置需求,Tesla的作法"一旦"成功的話普及很快
前提是要能真的實現自駕
Tesla要解決的問題在上色的那句
有沒有辦法不使用Lidar,純靠影像+雷達達成自駕呢?
https://i.imgur.com/1NDZ2Nf.jpg
https://i.imgur.com/nThJDKk.jpg
攝影機:當不在數據庫內資料,無法有效感知(ex:翻覆的貨車)
雷達:可偵測靜止物體,但為避免誤作動而選擇不輸出的數據
跟Tesla官方宣稱的"滿足全自駕"的硬體還差很遠
再來,Tesla始終把責任歸屬推給駕駛人,這說明即使取名FSD卻仍是個ADAS的事實
從上述幾點來看
Tesla普及自駕這個論點實在很難說服人
況且Lv4自駕車從來都不是技術上的問題
而是整套自駕系統的成本決定是否具備商業化價值
2019加州DMV自駕車行駛里程與跳脫數的統計
https://i.imgur.com/sQFB2nq.jpg
至於Lv5自駕車,自駕車界大佬彭暉的看法是不負責的
https://i.imgur.com/c4vJW1n.jpg
Keynote from Dr. Huei Peng at 20/20 CCAT Global Symposium
https://www.youtube.com/watch?v=qZzuWMUuLis
至於目前主流在玩的是多傳感器融合(sensor fusion)
有搭載lidar的自駕車,或許也應用camera在辨識道路標線上
各感測器互補,同時也作為冗餘設計(redundancy)
※ 引述《ykjiang (York)》之銘言:
: 剛好看到這篇 ARK 對自動駕駛的預估
: https://0rz.tw/agnQS
: 觀點跟我一樣,但它寫的更清晰
: 簡短翻譯:
: ARK 說這星球上開發中的自動駕駛有三種策略:
: 1) 特斯拉:攝像頭為主,不用 LiDAR 也不用高精地圖
: -> 不用任何基礎設施,所以成功的話,普及很快
: 2) Waymo: 要 LiDAR 跟高精地圖
: -> 需要搭配基礎設施,所以就算開發出來,也不好普及
: 3) 其他中國公司:什麼都用,例如路上的號誌等都要透過 5G 網路跟車子打暗號
: -> 要很多很多基礎設施搭配,很難普及
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