minDistSimplify
, minTimeDeltaSimplify
: Return a temporal float or a temporal point simplified ensuring that consecutive values are at least a certain distance or time interval apart
maxDistSimplify
, douglasPeuckerSimplify
: Return a temporal float or a temporal point simplified using the Douglas-Peucker algorithm
tsample
: Sample a temporal value with respect to an interval
tprecision
: Reduce the temporal precision of a temporal value with respect to an interval computing the time-weighted average/centroid in each time bucket
hausdorffDistance
: Return the discrete Hausdorff distance between two temporal values
frechetDistance
: Return the discrete Fréchet distance between two temporal values
frechetDistancePath
: Return the correspondence pairs between two temporal values with respect to the discrete Fréchet distance
dynTimeWarpDistance
: Return the Dynamic Time Warp distance between two temporal values
dynTimeWarpPath
: Return the correspondence pairs between two temporal values with respect to the Dynamic Time Warp distance
bucketList
: Return a set of buckets that cover the span or period with buckets of the same width or duration aligned with the origin
valueBucket
: Return the start value of the bucket that contains the input number
spanBucket
: Return the span in the bucket space that contains the input number
timeBucket
: Return the start timestamp of the bucket that contains the input timestamp
periodBucket
: Return a period in the bucket space that contains the input timestamp
valueSplit
: Fragment the temporal number with respect to value buckets
timeSplit
: Fragment the temporal value with respect to time buckets
valueTimeSplit
: Fragment the temporal number with respect to the tiles in a value-time grid
spaceSplit
: Fragment the temporal point with respect to tiles in a spatial grid
spaceTimeSplit
: Fragment the temporal point with respect to tiles in a spatiotemporal grid
mobilitydb_version
: Return the version of the MobilityDB extension
mobilitydb_full_version
: Return the versions of the MobilityDB extension and its dependencies