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SLAM-estimator

SLAM estimator using gtsam. Configured for snapdragon dataset, which we use. For now, all settings are embedded into source code.


Data sources

IMU

We used IMU data from snapdragon dataset #3 (imu.txt), which have to be placed in data folder and trimed, so there are only a few measurements before first image measurement.

Visual measurements

We have generated our own visual measurements via SLAM-generator (projections.csv), which have to be placed in data folder.


Output

Estimator store last best position into positions.csv, where first three numbers represent position and last two nubers represent rotation in quaternion (w x y z), all numbers are separated with space.


How to run

Make sure you have installed GTSAM library. Then build the program using cmake .. && make in the build folder. After that you can run the estimator using ./estimator. Output will be stored into positions.csv.