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Sensors convert a physical quantity (e.g. temperature, pressure) into an electrical signal.

5 votes
2 answers
316 views

Establishing ground truth in a particle filter experiment using compass and gyro

I'm working on coupling gyro and electronic compass for better accuracy of device orientation (using particle filters). I have one basic question, though: how do I establish ground truth in this case? …
Imelza's user avatar
  • 123
2 votes
1 answer
2k views

Calculating weights in a particle filter experiment using multiple state variables

.: weight(particle X) = RMS(angle(Particle X) - angle(sensor), rate(Particle X )- rate(sensor)), and then normalize all the readings? EDIT: Let me explain my problem a little further. …
Imelza's user avatar
  • 123