Team Status Report for 4/10

  1. This past week we continued to test the full end to end pipeline as the calibration code was completed. The system responded to hard coded information about where the user is in the room to set up where the projector should start. We also tested a possible lock/unlock feature for calibration using blinks. If the user blinks 3 times then the system locks and the motor will not respond to head movement. The screws/mounts for attaching the projector have been ordered but in the meantime we will use heavy duty foam tape to test out motion with a picture. The next step is to do a user study on at least 10 participants. What we are looking to learn is which easing type is most suitable for the user (linear, quadratic, or cubic motion). We also would like to see which speed is most comfortable (30,60, or 90 degrees per second). Since the projection only needs to move for significant motion, we will need to figure out what the minimum displacement of the projection should be to trigger a movement in the motor. Lastly, we would like to see which lock/unlock feature is best and if we need to add other lock/unlock features to better the experience. The main risk is that the motion of the projection ends up being too shaky or jerky in which case we will need to slow down the movement and use a different method of securing the projector. We will continue to refine threshold values and gather feedback as needed.

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