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I thank you for the link blakcheez I just noticed something interesting!
http://www.usfirst.org/community/frc...t.aspx?id=6616 this is the 2008 email blast archieve! why isn't the game hint email here??? |
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That was brought up earlier. An answer is yet to be found, but so far this whole thing still seems legit. Could be dave working his defunct "magic" in the background...
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To follow up on the hint not really affecting anything outside of autonomous mode, I agree.
I really think that this hint won't affect the game for a lot of teams. If you think of Aim High and all the emphasis on the green light, many teams just used set angles and others positions where they knew they could make a goal. For the Rack and Roll game the use of the green light again, could be avoided by teams who decided to just take a shot at dead reckoning. And others, didn't bother at an autonomous mode because the work on the camera would just be too much to handle. Of course if the sensor, universal remote, or whatever crazy contraption that can help you find every goal imaginable would help during the game for certain advantages but in the end thats a lot of hype for something that only affects one aspect of the game (if it does happen to affect only autonomous mode that is). |
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oh I didn't get a chance to read all 27 pages lol. It wouldn't surprise me if Dave told the webmaster of the FIRST site to hold out on putting that email in the archieve for a couples days so we mention it and say its a hoax when it isn't!!!!!
When will it end When will my mind be a peace now that a hint has arisen??? oh well it's super fun who needs sleep anyways:p |
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btw, 341 got the email but hasn't gotten the sensor yet. |
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Part 330 (Joe Ross) 1999 Hermosa Beach, CA 846 (SU 39) 2002 San Jose, CA 701 (Doug G) 2001 Fairfield, CA 237 (Elgin Clock) 1999 Watertown, CT 34 (Ed Sparks) 1997 Huntsville, AL 766 (razor95kds) 2002 Atherton, CA Blast only 1018 (Stu Bloom) 2003 Indianapolis, IN ? 2264 (vivek16) 2007 Plymouth, MN 2370 (fimmel) ? (TBA lists 0 as rookie year...) Rutland, VT 418 (JaneYoung) 2000 Austin, TX 1923 (Libby K) 2006 Plainsboro, NJ 217 (GeeForce) 1999 Sterling Heights, MI 1025 (GaryVoshol) ? (TBA lists 0 as rookie year) Ferndale, MI 340 or 424...not sure (rees2001) 340 and 424: 2000 Churchville, NY 190 (Nuttyman54) 1992 Worcester, MA 781 (d.courtney) 2002 Kincardine, ON (Canada) 1565 (T3_1565) 2005 Cambridge, ON (Canada) 68 (JBotAlan) 1998 Pontiac, MI Wow...that was a lot of work... No high-number teams have received their part yet--no team # > 1000. Other than that I see little correlation. Analyze away. I'm done with that. Quote:
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:D I think a big reason behind releasing the game hints is to get us to think. So far we are thinking of solutions to possibly fictitious problems. This in my opinion is a great way to improve the knowledge of the participating members.
Just my opinion though |
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I did that (I'm not THAT new) it says I'm prohibitated from creating new threads. Not sure why....
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OK I'm tired of the confusion. Let get this straight.
We are finally getting the robot-thumb game that some of us have been waiting for! Each alliance gets 2 remote controls. For example, the red alliance is handed 2 red remotes while on deck. They decide which 2 robots will hold the remotes. The first part of the game requires that a robot with the remote reach some spot on the field. This will be in front of the IR sensor. The sensor is housed on the field with only a small opening. There the robot activates its mechanical thumb. It presses the button on the remote! The sensor sees the coded IR signal and activates one of the 4 outputs. this signal releases the first group of red batons. If the second red robot also got its remote aimed and detected, field releases the rest of the red batons. After 45 seconds, all remaining batons are released. I assume that blue has broken thumbs. Why a learning sensor? Because, some robot klutz will jam its thumb through the remote. Then the field crew must get a new remote out of the box and have the field learn the new code. go teams!! may the best thumb win!! jerry w |
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My guess is that the sensor will be part of the field. If it is only able to receive data from up to a few feet away, how would the robot be able to receive it from across a field?
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thanks everyone who helped with the thread problem (I was stupid and forgot that lol) I have the tally up in a different thread if you wish to add you team/name to the list!
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YIKES! 418 posts, this thread is moving far too fast. Is it bad that I have read every post? |
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And yay for reading all the posts, you get an extra chocolate covered cherry! |
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Thanks Jane, one day I'll collect!
And EricH, I am so absorbed I have literally forgotten what month is it. D'oh! Don |
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We did get the e-mail though. That's my bad! Thats what I get for having a conversation about this @ 2am in the morning. We have e-mail confirmation, but no part yet as of 8pm 12/17/07. |
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Here is something that just popped in my head...
The autonomous game: There are n number of blue or red boxes with green stripes on the field. We still get cameras, but they are used to look for the boxes. There are 4 types of boxes: 0 point boxes, 2 point boxes, 4 point boxes, and 8 point boxes (made up values of course) Each box has a specific IR frequency. What we must do is look for the boxes and decide which box is worth the most, pick it up, and place it in a sand box type pit in the center of the field (going off the hint of the new game doesn't require much field setup). So... to make it simple: Autonomous mode starts, robots go out, find the box of the right color worth the most points, pick it up, place it in the pit. Regular match: All the boxes look the same except some are red and some are blue (due to alliances). The robots must go up to the boxes, determine the value, and decide whether or not to score it. EDIT: The reason I selected boxes is because we haven't had them in a llloooonnnnggg time... |
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I can see that for auto mode only I can see the IR getting shut off for tele mode (after auto points are tallied) and every "square" is now worth two points only, or something to that nature.
I like the idea though.. it would quite fun to play! |
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Sorry to all. I will stop posting these anonymous hints.
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And what the heck is a "damped sinusoidal pattern"? I'm fairly certain I've never heard of that before, yet I get the feeling that I will later this year (Hon. Precalc + Hon. Physics = a lot of math) |
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![]() Basically, it is a sine graph of varying 'height.' |
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1610 so far has gotten the e-mail....i've made sure our lead teacher had the shipping address right
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All it said was very important information about updating your shipping address. Which if you haven't by now, seems like you really should do some housekeeping as far as TIMS goes right about now teams!:) |
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I'm also curious as to what you did to that image. |
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I think he just inverted the colors in MS Paint and then pasted in a banana, an allusion to something by Dlavery, I don't remember exactly what.
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http://www.chiefdelphi.com/forums/sh...ght=game+hints |
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The IR sensor component was donated by Vishay. We (diversifiedsystems) provided the layout, engineering, bare circuit boards, all the remainder of the components, and assembled it all. This was part of our sponsorship to FIRST, and specifically to all the teams. We have some other cool things coming.... BMW AKA Ben Michael Wrightsman for those that asked. |
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hey people after looking at this picture and taking a look at the site it refers you to, this "IR learning Infared remote" makes me think about a year or two ago when Dave from Hot team started to talk about how he wants the robots to respond to more then just one color! this may be the remote they were looking for to do such a thing dont ya think??
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A model of the 2008 IR Board is posted in the FirstCadLibrary if you want to do some "virtual tinkering". :cool:
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Ed/Anyone,
We can post the dimension CAD if it would benefit any of you. |
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...I'm done following this thread... I have some hardcore sleeping to do...
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Here's my take on this board. The board is used to switch modes (which color to look for or which part to manipulate). It is not used for navigation. The IR has proven to be too scattered for navigation. Each team can pick the particular IR codes with their own remote. But during competition each robot will need to respond to the same IR code for each mode. The field code be almost completely covered with multiple high output IR transmitters (spotlights) from many angles. Each robot only needs to see one valid code to give the FRC controller a 100mSec signal per the Official FRC spec sheet. Well how do the units get programmed at the competition you may ask. Since I don't have a decoder board I can speculate that the J2 header on the decoder board is a programming port or a remote "learn" switch. Another possibility is that the IR board has some preprogrammed IR signals that are not used by IR remotes. If you compare the FRC decoder board to the TinyIR2 board by TaunTek You will notice the extra 10k resistor (R4) That seems to go to the J2 header. Sounds like a weak pullup for an input to the PIC. Maybe someone can post a picture of the back of the board (unless it's a 4 layer) or better yet a schematic.
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As an avid fan of Numb3rs, I like to dig deeper into everyday objects to unravel our most perplexing mysteries. I first opened the photo in Photoshop CS2, and cropped out the parts I didn't want (Otherwise the filter algorithms might return false positives). Then to highlight the differences in the photo, I ran the photo through a heightened saturation filter, with an offset in the hue. From this, I upped the contrast by about 20%, which now provided an optimal base image to begin the preliminary filter algorithms. The first thing I would need to do was an inverse dithering and noise cancellation algorithm. Since the base photo was a JPEG image, there was noise in the photo from compressing it into a lossy file format; yet within this noise, there was also the image of the banana. Since the compression artifacts only effect the pixels around the source pixel, running the photo through these two algorithms simultaneously and integrating the results returned what I was looking for. I began to see the faint outline of a banana. :cool: However, it took several tries to get a good filter pass of the photo. Because these filters act upon the image using Erwin Schrödinger's theories of exponential decay of pixels in compressed photos, sometimes the banana is still alive in the output, others it's not. And there is no way you can predict or know which is which, except for running the algorithm a lot and relying on an interpretation and statistical analysis of the results. Using these results, I now needed another algorithm to be able to exactly detect the banana in the image, rather than rely on only human pattern-recognition skills, which in the hands of a creative person can result in one million different things visible in the same cloud in the sky. Obviously such a diverse range of output values given the extremely limited domain of input values in such a case would be extremely detrimental in our circumstance. After doing some research into pattern recognition algorithms, and more specifically banana-recognition algorithms, I discovered this site about banana and apple recognition. It was a gold mine of information, and even had working algorithms. Bingo. My hunch about the banana on the left side of the image paid off. The algorithm predicted that is was indeed a banana with 99.7% certainty, and with a very narrow Gaussian distribution of the output data. From there, I duplicated the layer and highlighted the banana in yellow to make it easier to see. But after looking back through my source website again, so much of the website seemed applicable to FIRST at the moment. So with that in mind, ...I've thus concluded that this year's game involves... apples and bananas! How 'bout them apples? :p |
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this may have been said but i dont want to read about 455 post but it might have to do with the team inductor light because this cable fits on 2 sets of the connectors if i am not mistaken
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Now you're speakin' my language. :D Or... wait.. I didn't buy those pineapples. But I did buy the Banana costume. |
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my conclusion is that the field will communicate to the robot, a solid, strong single signal that will probably change based on the state of the game(think offense, defense,ffa). IR is too shady try to communicate back and forth, but if you have enough power and transmitters i think the field could cut through anything, and render all auto focusing stuff useless. This could even be another lair of safety! I wonder why IR.......
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The age-old debate of the sequence of circle/square/triangle game pieces will come to an end in 2008.
This year's game will feature all three. Spheres, cubes, and tetrahedrons will be scattered in some way around the field, to be placed by the robots in corresponding bins. There will be casters on the bottom of the cube-bin and the tetra-bin, making them mobile around the field. The collection for the spheres will be much like the ground goals in Aim High, and they may be reintroduced to the arena by human players after having been scored. Much like Triple Play, a few of the game pieces, as well as the mobile bins, will have IR signals coming from them; the robots will have to differentiate between the different game pieces and place them in the correct bins during autonomous mode. Robots will score 2 points for each game piece placed in a bin, 5 points for each correct placement, and a 20-point autonomous bonus. There will be raised platforms on each half; at the end of the game, a multiplier will be awarded for each mobile bin atop the alliance's platform. The name of the contest is Match Game (a not-so-hidden reference to Dave Lavery's childhood hero, Gene Rayburn). |
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[quote=www.divsys.com;660698]Ed/Anyone,
We can post the original CAD and specs if it would benefit any of you.[/QUOTE Yes! Please! |
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Welcome to ChiefDelphi.com. Get ready for the craziness. AB |
Guess
:)
I know what i said earlier, but My guess from reading this and other threads is that there will be different goals on the field and the goals will change value in points or will only be scorable at certain times. Once the robot is close to a goal it will be able to pick up the IR and decide weather or not to put the object in the goal. This is simple and makes sense. Right:confused: |
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OOOH!!!!
Maybe my dream of a more field oriented positioning system is coming true!!! Maybe, on the field, there are IR emitters all over the place, each giving off a different code. You can use the IR receiver to pick up these codes, and tell where your robot is. YES Jacob |
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Ed, I just sent you part of the CAD. Tooling holes are noted for mounting. Can't say much more than that for now. :)
thanks, BMW |
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Maybe this is a suppliment for the colored beacons. They are mounted on the robot and interpreted by the video equipment. Video processing is done to place special icons over the robots on the screen indicating their alliance. Like is done is some sporting events.
This would make for a more TV friendly game. |
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Or.. wait.. do they need aditional sensors to see in the dark? :p They already have plenty of them. http://www.machinebrain.com/images/omroncat.jpg But, none-the-less, I'm impressed. The ability to hardwire an electronic device into a kitty? Very cool. Gotta love FIRST for always keeping us on the cutting edge of technology. I wonder if they will just clone the cats to be able to give one to every team, or just have us get one locally as a C.A.T.S. Item? (Commercial At The Store Item) :rolleyes: |
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We just got ours in...I mean the FedEx man just left.
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[hijak=thread] For those who do live streams, what equipment and software do teams use? I was looking at Sony's XDCam series and it's accessories, though we aren't there financially. Wireless transmitters? Onboard mics, handheld, or booms? How much in total did your media solution cost?[/hijak] |
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My equipment (computers, switches, routers, scan converter, monitors, KVM switch, capture card, connecting cables, audio mixer, mics, and domain name) cost about $1200 or so.
I didn't buy the cameras, but for a professional one they start at about $700 for a good one. As for software windows 2003 includes the media server, and the encoder is free to download from the microsoft web site. Also Ubuntu Linux and VLC can be used to web cast. :D http://www.chiefdelphi.com/forums/sh...light=web+cast |
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And who said there is no transmitter in the KOP? :D |
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I'm liking the idea of couch potato human players now that I've read what this thing is! Maybe the human players are on the other side of the field giving secondary commands to the robot. or... Better yet your alliance partner is on the other side of the field and they give your robot commands/information about strategy. or... The robots communicate with each other to accomplish a specific multi step task like lifting the third member of the alliance. or... or... or...:eek: |
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1687 (Fully paid) got ours today.
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Just saw ours but our coach/mentor/teacher won't let me look at it.
It's all lot smaller than I thought. |
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Team 1241 has the part (tuesday) time to get cracking.. =)
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got it, crunch time:cool:
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Hope we got ours...i don't know...we didn't have it as of 10:40 this morning when I was in engineering...Now i wish i had stayed after school...:(
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1625 has received both the part and the email. we got 2 pieces of paper in the package though same thing
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We received our today. Here are some pictures from my phone and a video will follow once it processes on youtube.com.
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@ryanN Yeah pretty much ours. I was going to upload pics but it is pretty good in what you have.
well I hooked it up to a 9 volt and the error light flashed once :o umm... my dog ate it :p . Ok it does that consistently so i am just going to assume that it just needs to be programmed. -vivek |
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what does the back of the board look like
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The back of the board is flat with no components and a few traces. I would put some space between it and a piece of metal. Vivek, have you tried to program it? You need to hold down the tact button before you connect the power to enter programming mode. Continue holding the button down for 2 seconds then release the button while keeping the power on. Then the CMD0 light will come on. Press down a button on the remote control you want to use until the CMD0 light flashes off, then on and turns off again illuminating the next LED (CMD1). Here is the video of ours working. It's really easy to setup.
http://youtube.com/watch?v=G9U7flxTDes |
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thanks, vivek |
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we received ours today (tues) i have not had a chance to mess with it though so hopefully this weekend or sometime soon i can tinker a bit and try to get it working
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If someone with a board and access to a multi-meter can do some checking, I would appreciate it. Primarily I would like to know if the White header plug has a pin connected to the same pin on the micro that the Programming button connects to.
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Team 1511, Rolling Thunder, in Rochester NY has received its sensor :) It did indeed come in a package labeled as the hint, in case anyone still has doubts about that. Got a chance to play with it tonight and got it to receive a signal from a remote. Had to strip the ribbon cable end so we could hook it to power, but it works! Haven't tested range, but up close it works just like its supposed to.
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As i just finished reading through all the other posts I have a question for Dean Kamen, Dave Lavery, or our new sponsor diversified Systems (or any other official FIRST people): since it IS the season for gifts are there any other nice little hints you would like to give to the good little boys and girls who spend so much time theorizing and reading this thread? If there is a place with divsys's CAD file for the board I could use a link. Thanks and happy holidays!
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For the chip is FIRST sending out backups to teams or just one? :confused:
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Thank you so very much for the generous donation. I humbly apologize for even thinking that DEC was involved (tells you where my head is at: I did not even realize it was December!) and failing to recognize your company's involvement. A big thanks to Vishay as well! It must be so cool to work at (own?) a place where they have pick-n-place machines AND wave soldering equipment. Kind of like my idea of an amusement park, or maybe a shopping mall.... -...- Anyway, Team 1676 got their little envelope today, and I think everyone needs to be reminded: This board is NOT large. It's about the size of the sensor board in the KOP last year, maybe 1.5" x 2.5"? The little square of paper with the web address on it is smaller than a business card. Think Small. All the more reason the believe it'll be mounted to the robot. So, repeating what 09randy (oh, ydnar90) wrote: Hey, how 'bout a poem to go with this hint? Don |
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Maybe since every team is going to program this circuit with their own remote, perhaps the PIC contains enough RAM to download the settings to the camera for detecting different colors of goal lights.
It would be up to the driver team to bring their robot close enough to the driver station to control the PIC with the team's remote to detect the ever-changing goal light. |
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