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zakruti.com » Knowledge, science, education » GreatScott!
Is LIDAR easy to use for hobbyists? DIY Roomba? Obstacle Avoidance System for Robotics

Is LIDAR easy to use for hobbyists? DIY Roomba? Obstacle Avoidance System for Robotics

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Rating: 4.0; Vote: 1
Is LIDAR easy to use for hobbyists? DIY Roomba? Obstacle Avoidance System for Robotics Javier: Hello. Help please. What kind of technology would you recommend me to study to be able to detect human precense in a room and prevent a robot arm from hitting humans, and after recognizing the human dimensions and position, changing its trajectory until it reaches its final destination. I was thinking about tensorflow, however I need something more three-dimensional.
Thank you!

Date: 2020-09-05

Comments and reviews: 6


Please, Please stop tracing all the lines 2, 3, 5 times! It makes it look bad and drives me nuts! Also slopping the highlighter 4-5 times over the wet ink you just traced over 5 times makes it looks like smudged crap. Can you see this? Then why do you keep doing it? Put a rubber band on your wrist and snap it each time you feel the need to over trace wet ink several times.
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I really like your videos, but this time there was a major flaw. The showed LIDAR do not use the time of flight for distance measuring. As stated in the documentation it is doing triangulation. So it is a kind of camera that search the laser beam. The postition in the image gives the angle and this is the needed information for triangulation.
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The video implies the Rombas use LIDAR which is not accurate. Neato were the first company using LIDAR (using beam triangulation like in this video, not time of flight) for robotic vacuums, they own the IP for those. For this reason high-end Rombas use a low resolution camera to find obstacles, not LIDAR.
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Im glad you showed how the data and power is handled, Im always interested in how that is done inside devices where it spins more then 360 degrees. (In this case it was LEDs for data and coils for wireless power)
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GreatScott, which battery u used in this project? and how do u get 5v out of a battery? R u using some kind of buck/boost converter? Pleas reply!
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Thanks for the video. However, if v stands for the velocity vector, consider using v as the magnitude of v instead of v itself.
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