conventions             Plot angle conventions
deg2rad                 Convert degrees to radians, and vice versa
find.3d                 Find 3D orientations compatible with observed
                        2D constraints
full_length.from.camera
                        Estimate full length from camera parameters
full_length.from.reference
                        Estimate full length from a reference segment
pitch2d.w.error         Calculate 2D pitch uncertainty from landmark
                        labeling uncertainty
plot.angles             Visualize angles
project2d.from.3d       Project a 3D directed vector into two
                        dimensions
project2d.from.xy       Calculate a projected 2D vector from two
                        landmarks
rotate3d                Create and apply 3D rotations
summarize.yaws          Summarize yaw angles into the smallest
                        continuous interval
trim.yaws               Trim candidate yaw sets by directional
                        separation
