Situation is this: want to use mobile phones as the sensor data collection, mobile lighting, sound, images, and then have a classmate to deal with image, get the value of pm2.5, I'm going to sound, light, the value of the pm2.5 data fusion, the main purpose is to uniform distribution data, and try to ensure that the data distribution in different regions, no data area at the same time, also want to use algorithm is lacking, but now don't know how regional division, how to store? Then there is the fusion exactly? The teacher ask me, I will dizzy, beg you and give some advice,