aggregateData           Aggregate data frames
atan3                   Calculate angle between a vector and y-axis
calcBearing             Calculate bearing
calcDistance            Calculate distance
calcTurnAngle           Calculate turn angle
calcTurnVelocity        Calculate turn velocity
calcVelocity            Calculate velocity
calcXY                  Calculate (x, y) coordinates
cleanNames              Set column names for list of data frames
getFiles                Return a list of data frames generated from the
                        servosphere
mergeTrialInfo          Merge trial id information
servosphere             Example servosphere data
servosphereR            servosphereR: A package to facilitate cleaning
                        and analyzing data produced by a servosphere.
summaryAvgBearing       Calculate average bearing
summaryAvgVelocity      Calculate average velocity
summaryNetDisplacement
                        Calculate net displacement
summaryStops            Summarize the number and length of stops
summaryTortuosity       Calculate tortuosity
summaryTotalDistance    Calculate total path distance
