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Car Nack Predicts 12-1
Car Nack Predicts 12-1
During the FRC season you will never see 36 points scored in the hybrid period. Car Nack has spoken |
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All 6 balls? That seems doable for most regionals, and will occur at least once at champs.
My Addendum: We will see at least 30 points in Hybrid Mode from an alliance who uses the Kinect sensor. |
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However, there is one element I wish to ask the great Car Nack about for clarification: Is this prediction for a single alliance, or for both alliances combined? For if it is a combined alliance score, then I think Car Nack's crystal ball is cloudy. If it is for a single alliance, then I think Car Nack will only have a chance to be proven wrong at IRI--which is after the FRC season. |
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I certainly wouldn't bet money on it but it could happen. |
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It's going to be a calibration issue more than anything else, I think. Springy rims are not forgiving.
I think all balls will be scored in auto, maybe even several times, but not all 36 points. |
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Can't a really good autonomous robot score four by itself, without being fed by other robots?
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O great car nack, thank you for blessing us with your wisdom for another difficult to predict competition.
And yes I agree with you. |
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This will be interesting, but I think that it will be done - maybe even in week 1.
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1 ball every 2 seconds. When timed perfectly, that leaves 3 seconds to spare.
If it does happen it will be during elims in STL and the alliance will be formed around it. So if it happens, it could happen 10 times. |
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Challenge Accepted.
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I think the bigger problem to overcome is not getting three robots together that could score two balls in the top hoop in auton in 15 seconds. The bigger problem is getting six balls coordinated between three robots not to interfere with one another while being shot. These balls are of decent size and not to come in contact with one another if all six are shot within a short time span (<10 seconds) within the area of the key, will be unlikely I believe.
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Some of the replies (thanks Chris!) got me thinking about some flip switches, dials, or potentiometers that is set by the drivers when the robot is set down on the field. This would allow them set a delay in shots after they communicate with their alliance for sequencing.
I think CarNack's prediction is dead on (for 36pts on one alliance) because the probability of 3 teams that are both capable of 2 auton balls in the high goal AND also capable of setting a delay on the fly being on the same alliance are incredibly low for quals and almost non-existent for elims. The only wild card that may allow us to see this in elims is the Kinect combined with an alliance that has 1 delayed robot, 1 robot that is controlled with Kinect but mostly does its own thing, and 1 robot that can spit the balls out the bottom of the bot in a precise and controlled manner. |
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*: don't forget the balls on the bridges; one robot moves directly there while partners shoot, then shoots two while collecting two or more to shoot again. I'd have(**) a wide robot with two side by side shooter mechanisms. **: not that I think my team will do it; they ignore my ideas a lot |
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Yup. I'm gonna go ahead right now and suggest that Car Nack will be wrong on this one.
I can even tell you the 2 team (#1 seed and their first choice) alliance that I think will do it, together, at THREE (and possibly FOUR, depending on division split) regular season events. |
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It is a shame @FRCFMS wasn't around in 2006, so does anyone know the highest autonomous score in 2006? There won't be any defensive robots to worry about, but the goal is a much smaller and thus harder target, so I think it would be a good indicator.
I'm inclined to agree with Car Nack. I haven't gotten to play with real field elements, but I think going for 36 a potential snag may be balls hanging around in the nets and causing a backlog. You've got to cram a lot balls into the hoops in a short period. |
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I didn't really consider it earlier but I would bet that atleast 10 teams have an autonomous that can score their two balls, then collect and score the two ramp balls, that should then require the other two teams to score 3 of their balls in any goal, or 2 in the top. This seems very feasible in elimination rounds, definitely at Champs.
Edit: I am pretty sure it was not the intent of Car Nack but technically scoring 4 in the top and 3 elsewhere may score more than 36 points, meaning Car Nack would still be correct. |
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If it does happen, I'll be shocked if it happens with all three robots shooting.
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3+3 points=6 per ball x 2 balls per robot=12 x 3 robots = 36.
I believe that it is entirely possible to score all 36 points, but the problem is that the robots will all be shooting for the top goal at the same time. Have your programmers delay your shooting a bit, or work with your alliance and decide an order of shooting. Ex: robot 1 shoots their balls in the first 4~ seconds, then robot 2, then 3. |
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I know a lot of people are trying for the 4 ball autonomous but I don't see many teams getting it work. Also a 2 line program on a kitbot robot can defend a 4 ball autonomous routine every time. (Run into the bridge before the 4 ball team can get there). |
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I have to disagree with this, I feel a top tier team is going to be able to score 4 top shots on a really good hybrid period, all they need is one partner in elims who delays their shooter to score while they gather two more, possibly with the assistance of the kinect.
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I believe Car Nack is correct, but in that no alliance will score 36 points with the balls they have starting in their robots. If any robot can get balls from a bridge in autonomous I think the great Car Nack's prediction will be broken, since the alliance can score beyond 36 without all shooting in the top hoop (of course, if they exceed 36 points, Car Nack's prediction still holds true). |
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I bet there is a team that manages to score the balls they start with, and then go to the middle bridge and claim more. I don't think we will ever see 3 robots score 36 points with even distribution, but i can see a high rate shooter scoring many more points just by themselves.
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I also think that Car Nack is wrong.
In theory... One robot can shoot two... Go to ramp... lower ramp... colect 2 - 6 shoot 2 - 6... then strafe to aliance ramp... colect 2 shoot 2... Pandamonium predicts in eliminations strong auto modes are more important than 3 on ramp. |
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Assuming Car Nack meant that a single alliance will never score more than 36 points in auto, I would say he's likely going to be wrong, but very rarely!
Given that we could have some robots feeding into a great scorer, a robot getting the balls from one or both of their available ramps, etc. I think this'll happen on a few occasions throughout the competition season... it'll be attempted many, many more times! |
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I'm seeing a lot of bots that collect on the opposite side of their shooter. With a second bot that tips the bridge from the side, these balls roll straight into a center key shooter rear collector if they keep it running in autonomous (please do this if you're competing in Florida!). I think 36 is very possible.
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Technically, Car Nack wins. Our alliance at Kettering (862, 3322, 3601) scored 6 balls in the top hoop in autonomous, but the last score was counted in teleop. I will post video as soon as I can find some... we had a Rube Goldberg autonomous setup.
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This was done with Team 3322 (a consistent, very very strong shooter), Team 862 (a shooter) and team 3601 (a feeder bot with an open top) by lining the three up very close to each other, with 3322 being at the key. KEY 3322 3601 862 They were all touching each other. When autonomous begins our robot shoots its two balls (which it has never missed as far as I'm aware,) then 3601 passes its two balls to us through the feeder by reversing the feeder motor (something I believe was already a part of their design, they simply modified their autonomous to do it.) As its doings this, 862 shoots at a very low RPM their balls into 3601's open-topped ball holder. The motors still turning, it sends the balls to us as we have already shot the first two 3601 gave us. We then shoot the two 3601 passed to us. I don't believe we ever got less than four, except for during one field error which we re-played and I believe that was the match in which we got all six (technically.) Our average was about five. The reason we didn't get six every time was simply due to the variables: the way the balls that 862 shot to 3601 bounced before getting sucked down into the feeder, a ball which just barely bounced off the rim (almost unheard of for our autonomous until we tried shooting so many balls.) It was really great. |
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The 3322-3601-862 maneuver was honestly one of the coolest things I have ever seen in FRC. I am seriously impressed you guys put that together, had it soo successful, had it so repeatable, in Week1! That deserved a creativity award in my book. It was one of those moves that people talk about, but it was truly amazing you guys did it.
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This was team work at its finest, that strategy was all student thought up and implemented.
It was amazing watching all three teams work this out on the practice field, deploying the final code in queuing right before our match and to have it work so consistently. |
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Wow, that passing maneuver is seriously just too cool.
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Wow, sounds truly awesome! Yeah, definitely the kind of play teams talk about often, but that I've rarely seen implemented... Congratulations, guys!
(Just to confirm, you never ended up getting all 6 in during hybrid... to get 36 auto points?) |
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All six balls passed the rim before the buzzer, but the 6th ball didn't pass the sensor (how the FMS scores a match) before the buzzer.
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Here is another video of the match showing the three robot setup in more detail.
Kettering Finals Match 003 Kettering Finals Match 001 Kettering Finals Match 002 |
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Here's a video of us testing the autonomous code during lunch (we didn't get to test the slight modification which put us within the time limit, but we made 862 fire two seconds quicker): http://www.youtube.com/watch?v=zo-SUmQRjRM
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Although I'm not quite ready to say Car Nack I wrong, I think most teams should do fairly well in hybrid, potentialy beter than in teleop. The conditions are similar to all those team youtube demos we saw, were robots seamingly always made three pointers. No defense, balls already loaded, repeatable position. In teleop (where I at least was underwhelmed by shooter preformance), you need autoaim to score consistantly, which most teams can't use. Hybrid performance doesn't need as sophisticated software.
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Having a low enough gear to allow for very small movements probably makes a pretty big difference. I saw a number of robots in KC oscillating and over-compensating trying to get on target in too high of a gear. |
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Today at the Finger Lakes Regional Elimination match 10 (1551 3613 229,3173 1126 174), 3173 1126 and 174 managed to score 36 :)
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It almost happened at Orlando as well. The number 1 alliance (744,180,3556) could get 5 but the other one would always rim out.
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And... Car Nack has been proven wrong. |
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I may be wrong, I was down on the field when I thought it happened.
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I could of sworn that 67 pulled off 30 at one point or another.
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I don't know about 36 points, but I would love to see a 7-point autonomous;)
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Breaking this in week 2 leads me to believe that the record of 36 will be broken again. 48 does not seem impossible.
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I could see an exhibition match at IRI where all the balls are on the center bridge and the baskets keep happening. I'm still doubting 48 due to the fact that three shooters would have to spin up and fire 8 balls in less than 15 seconds, but I could see 40ish from two pointers.
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This was counted at the Pittsburgh Regional as a 6-ball, 36-point hybrid mode:
http://www.youtube.com/watch?v=24bx4J4tNq8 The final score is shown on the screen at match end as 51 Basket Points and 20 Bridge Points, but the head ref adjusted the score to 74-0 to account for the extra three points not credited in hybrid. I'll take it. :p |
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Also was done in the 3rd round of West Michigan District Event. with 2054, 3546, and 141.
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Match 47 at Wisconsin today with teams 3418, 2481, and 2062 had a 36 point autonomous. At this point I believe this is the first qualification match to have it happen.
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Well, I believe 341, 233, and 246 just proved Carnack wrong by getting 46 points in Hybrid mode in the second (and last) finals match in Boston.
1114, 2056, and 4372 also just got 36 points in hybrid in the second (and last) final match in Waterloo. |
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http://www.youtube.com/watch?v=h7inQWqIW9k&list Fast forward to about 6:10 for the start of autonomous. |
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Spokane regional team 2122-1983-4082 just did 36 in the finals 2 times in a row. To make things more interesting team 4082 had no mechanical shooter or a mechanical way you outbound the balls. I hope they get a video up and running of the finals for all to see.
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I've noticed that i am bad at using Chief Delphi's user interface (thanks Leeland). It would be interesting to see what his overall record is with the benefit of hindsight, because this year, it's pretty bad...
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Overall, he's usually pretty accurate. He usually has about 1, maybe 2, incorrect prediction a year, or is not proven wrong until the championship when the best teams ally and beat the bejeezus out of his predictions. I guess it's just an off year for the Wise One from The Endless Sands. I don't expect it to happen often, if ever again. |
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And wouldn't you know it, I once decided to try to track Car Nack's record. This year he's actually 1-2. (#2 is pretty much spot on.) Last year: 1-2. 2010: 3-2 (#5 that year, a scoring prediction, actually had two, both correct.) 2009: 3-1, with the one incorrect one being fans not being any good. (#4 that year was that 1/12 of Einstein would have a fan.) 2008: 2-1, with the incorrect one being half of a double and the other, more specific half (at least one event), being correct. 2007: 2-1; keepers weren't rare as predicted, but at least one event had <5 as predicted. 2006: 3-3. One of the successes was the use of at least four "real time humans" due to problems with the scoring system. One of the few Car Nack publicly hoped he was wrong about... 2005: 1-2, with one unconfirmed. (The unconfirmed one was an average number of tetras; one of the incorrect predictions was a preseason "There will be no three-team alliances".) 2004: 7 predictions. 3-2 record. One prediction--a high score--I haven't seen any evidence either way. Another had a given which was resolved and therefore cannot be called as either correct or incorrect. And no, I didn't see any straitjackets for the real-time scoring operator. Overall... 19-16, 2 unconfirmed. About 54%. |
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http://www.justin.tv/firstwa1/b/314237877 |
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Here is a video that shows Finals Match 2 with hybrid scoring... http://www.youtube.com/watch?v=Ofefwcw56Ow |
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2530, 2232 & 2538 scored 36 in hybrid, in the 2nd match of Semi's -- Here's video with audio of the drivers cheering their robots as they accomplish the feat. (The 36 pts are scored on the far basket)
An additional 37 basket points were scored during Tele-op for a total of 73 points from baskets alone. It was high score at 10K Lakes. http://www.youtube.com/watch?v=tWdIoG4N5lQ |
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I think, conclusively, Car Nack was incorrect this year in his first and third predictions. Second, I don't know, we would have to check.
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Not even close. I saw several matches with more than 36 points!
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