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 | | Vision command + linux
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| I've test a new filter for the camera .... In my first study I applied a filter only in one image .... Now I take the "time" parameter ! I make a difference between two image and here is the result When nothing move : (URL) I move my head : (URL) (...) (22 years ago, 11-Dec-03, to lugnet.robotics.rcx.legos, lugnet.robotics)
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| | Re: Vision command + linux
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| (...) This is a pretty cool technique! I really like the middle picture (movehead2.jpg) just as a work of art. (...) You could overcome this by subtracting out the minimum pixel change from all pixels. So if the entire picture gets brighter or (...) (22 years ago, 12-Dec-03, to lugnet.robotics.rcx.legos, lugnet.robotics)
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(score: 0.391)
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| | Re: Build Your Own Lego Submersible
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| Their first book was the inspiration for the pseudo-submarine that I did for the Creative Projects book. Mine was definitely not as cool since the RCX was above water and just controlling the sub via wires. :) there is a video of it tooling around (...) (23 years ago, 4-Oct-02, to lugnet.robotics)
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(score: 0.389)
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| | Re: ROM image using USB tower
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| (...) Andrew, I grabbed a ROM image awhile back using a serial tower and an RCX 1.0. I haven't tried this on a 2.0 brick, but I think the ROMware is identical in all RCX versions. Although Kekoa's SEND.C uses the serial tower, it is not too hard to (...) (22 years ago, 12-Nov-03, to lugnet.robotics.rcx)
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(score: 0.389)
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| | Re: WebCam & Linux
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| Thank you for your response, Jürgen! (...) I believe I also have Linux kernel version 2.4.19 (# kernelversion => 2.4), and I tried to use both xawtv and quickcam-tt's testquickcam app. Both responded with that they were unable to open 'video0' (or (...) (23 years ago, 27-Sep-02, to lugnet.robotics)
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(score: 0.389)
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| | RE: Lego Cam
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| There are 3 basic options: 1) A wireless USB adapter of some type (RF/IR) 2) Hack the cam so that data between the video chip and USB controller becomes wireless 3) Build a video driver package for various existing wireless cams to bluff the VC (...) (23 years ago, 20-Sep-02, to lugnet.robotics)
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video
(score: 0.389)
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| | ROM image using USB tower
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| Hi, I'm doing a project at University involving developing some example programs running on a Lego RCX in order to demonstrate/teach OS concepts. I'd really like to get hold of a ROM image from the RCX, but I only have a USB tower available, and (...) (22 years ago, 12-Nov-03, to lugnet.robotics.rcx)
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(score: 0.388)
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| | Re: Lego brick Database
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| (URL) recommended by peeron.com Features: - Make and save your own inventory list - Combine and save inventory list - Sort parts by Part Number, Description, Color, or Count - View an image of the part (if an image is available) - Compare 2 list to (...) (22 years ago, 12-Nov-03, to lugnet.robotics)
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(score: 0.388)
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| | Re: One Input - Two Outputs?
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| (...) The key to making this work is to ensure that there is tension at either end of the run that keeps the worm gear at one end of the axle or the other until it hits a hard stop. For example, my robot arm uses rubber bands to hold the gripper (...) (22 years ago, 13-Nov-03, to lugnet.technic, lugnet.robotics)
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| | RE: Last year's challenge RIS code and/video
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| Cool!!! I had looked at that site quite a while back. (In fact, I just located some files I had downloaded..) But the video is just great and there looks like there is a lot more online that we will find of major use. I wish we could get up there to (...) (23 years ago, 4-Sep-02, to lugnet.robotics)
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video
(score: 0.386)
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| | Last year's challenge RIS code and/video
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| Does anyone have their RIS code for last year’s challenge posted anywhere? We are still teaching programming and thought this would really give us a good example to teach by. We are also looking for a video of last year’s competition and are willing (...) (23 years ago, 4-Sep-02, to lugnet.robotics)
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video
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| | Re: Last year's challenge RIS code and/video
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| Liz, Check out (URL) which is the parent site for Minnesota FLL. There is a link to a quick time video that may be of some interest. Next you'll want to follow the link to FLL. There is a ton of useful information here. Tips on forming a team, (...) (23 years ago, 4-Sep-02, to lugnet.robotics)
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(score: 0.386)
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| | Spybot studies: photoelectric eye
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| I've started a new project to explore the Spybot's capabilities, (now the John Hansen has given me access to them ;). I plan to undertake s series of "studies" which each explore a single feature or function. I'll post then as I go. This first one (...) (22 years ago, 6-Nov-03, to lugnet.robotics.spybotics)
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| | RE: Last year's challenge RIS code and/video
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| Sorry, should have thought to specify this is for an FIRST LEGO League tournament. We are using the RIS software and not RoboLab, which is what I think this stuff is geared for. It is too late in the game for us to switch programming interfaces. I (...) (23 years ago, 4-Sep-02, to lugnet.robotics)
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| | RE: Last year's FLL challenge RIS code and/video
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| Okay, should say the PLD store's curriculum is geared toward RoboLab. (Sorry for the continuous brain spasms here. I need to expand my days from 24 to 48 hours, and it isn't possible; therefore, sleep must be the thing leave out!) Liz Teacher/Coach (...) (23 years ago, 4-Sep-02, to lugnet.robotics)
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video
(score: 0.386)
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| | RE: Mindstorms 3.0 Wish List
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| (...) As I've pointed out many times in the past, the RCX is faster and has more memory than the comuter in the LEM that allowed astronauts to got to the moon and back. (URL) The difference is that we are missing I/O expansion - and on top of that (...) (22 years ago, 5-Nov-03, to lugnet.robotics)
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(score: 0.386)
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| | Re: Last year's challenge RIS code and/video
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| Liz, this list isn't even close to being dominated by FLL stuff, so you have to identify what you are talking about. I am assuming from your signature that you are talking about the FLL competition. I don't think code would help you much -- you (...) (23 years ago, 4-Sep-02, to lugnet.robotics)
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