Kontes Robot Indonesia & Kontes Robot Cerdas Indonesia 2006

Kontes Robot Indonesia & Kontes Robot Cerdas Indonesia 2006
Universitas Indonesia June 3-4

No blood donation today

I took a rain check on AFS blood drive last Saturday because I wouldn't be eligible for blood donation until mid-June. Should I donate earlier than the appointment date, there would be problems with me and the blood I donate.




Excerpt from Wikepedia entry about Blood Donation

Plasma volumes will return to normal in around 24 hours, while red blood cells are replaced by bone marrow into the circulatory system within about 3-5 weeks, and lost iron replaced over 6-8 weeks. This recovery process can be speeded by eating foods high in complex carbohydrates, iron, and other trace minerals. Due to the time frame required for iron replacement, donors are eligible to donate whole blood approximately eight to twelve weeks after the previous donation (the exact period varying by country)


So I chose to go see KRI & KRCI 2006 in Universitas Indonesia with Isma and Karin, Isma's campus friend.

Exhibition Area

There are a number of booths outside the auditorium, each from different organizations such as Gegana POLRI, Safety Indonesia, universities and polytechnics booths. Gegana POLRI proudly displayed one of its anti-explosives robots along with a video depicting antiterrorism war in the world and Indonesia. A souvenir booths sold KRI & KRCI merchandise such as T-shirt, pens, key chains, and pins.

Contest Area

To enter the auditorium where the contest took place, each visitor was charged Rp 10000. We arrived at a musical break when Profesores band, with professors as instrument players and some Gita Bahana members as vocalists, was entertaining the audience with three jazz-flavored songs, Fly Me to the Moon, Burung Camar, and Rame-Rame.

Stage-fright robots

Forty teams competed in KRi and KRCI 2006. KRI was actually a robot competition with semi final and final round with rules adopted from international robot contest held in Japan. In each match, two teams, each equipped with a controlled robot and two automatic robots would try to get the best score. A team would get a point by placing a building block in assigned places. The controlled robot should place 5 blocks, while uncontrolled robots should place 4 blocks. Each successful placement deserved points, one for a block placed by controlled robots, and three by uncontrolled robots. There were also restricted areas where robots shouldn't place any blocks or else the team would get a penalty even a disqualification. In a match, each team may get two retries.

A team member of ITB said that as the contest arena was brightly lit by spot lights, the sensor which had been set to a certain level, got too excited and causes all wrong signals which finally affected the robot's main control panel.

I suggest they build a 'garbage-collector' robot, a solution to Bandung's waste disposal problem. The indonesian term would be 'robot pemulung'. I don't know whether human garbage collectors would set up a demo against these robots for stealing their daily earning.


A UI team, even with its three-arm robot, couldn't win the match against Universitas Brawijaya team, after got disqualified because the robot was in the restricted area for more than 5 seconds.

The committee also warned supporters and journalists not to use camera flashlights as that also lead to sensor. Don't start to mock this robot contest. Those teams were mostly underbudgeted and able to buy only sufficient, not the best sensors available. As sufficient sensors lack of advanced features, the teams should set their robot's sensors to a certain level. The level that run normally in their development environment might be screwed up by overlit and noisy environment of the auditorium where the contest took place.

Some robots seemed to have stage fright but not the chatty emcees, Ale and Chika. To keep the show alive, they gave out witty comments about each ongoing match. Chika shouted "jepit, tahan, lepas (squeeze, hold, release)" to robots who hesitated in placing building blocks to the proper place, which sounded like Roy Tobing's, a Body Language excercise inventor, catchphrase. When a robot, instead of placing blocks, threw them outside the arena, Ale explained that it was designed to throw things out.

Fully equipped with drums and anthems, the supporters from all teams created a battle of their own. Each time one group of supporters bang drums and sang their anthem, another would follow suit. In the spirit of 2006 World Cup, they anticipated the soccer moment in the very heart of University Indonesia's auditorium.

Tiup Lilinnya

In KRCI contest, intelligent robots with obstacles like mirrors, uneven floor, narrow passages, hanging objects. They have to be able to put out two candles and identify a baby doll, which the robots would read as warm object. After a robot complete its tasks, it should return to its starting point. There were to mazes used int this contest. One was simpler, used by semior robots, and the other offered greater obstacles, used by expert robots.

Just like a sport match, the audience we emotionally involved with everything that happened in the arena. We the audience, lead by the emcees, sang "Tiup lilinnya, tiup lilinnya" like the birthday song, as a robot approached a candle. As a robot climbed the ramp in expert robot arena, we sang "Naik, naik ke puncak gunung." Next time, better build robots which boosts their movement when their audio sensors detect an encouraging tune.
Not only in the form of anthems, support to favorite robots could also be in the form of sms vote sent to 3977.

Most robots were able to wander around the maze and identify the candles. A few wandered a bit, then hit a wall and stopped. They might be dizzy. Some other could identify a candle but could not put it out. One could shoot water to put out only a candle and stopped. To this robot, the two emcees said "sesudah keluar, lemas" which sounded like a line from men vitality product's commercial.

However only two robots could complete the tasks, both from Politeknik Elektronika Negeri Surabaya (PENS), which in turn met in the final. A team of PENS was last' years champion and this year, another team of this college won the contest. The winner will represent Indonesia at Asia Pasific Broadcast Union Robot Contest (ABU ROBOCON) in Malaysia next September.

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