navis.segment_length¶

navis.segment_length(x, segment)[source]¶

Get length of a linear segment.

This function is superfast but has no checks - you must provide a valid segment.

Parameters:

x (TreeNeuron) – Neuron to which this segment belongs.
segment (list of ints) – Linear segment as list of node IDs ordered child->parent.

Returns:

length

Return type:

float

See also

navis.dist_between(): If you only know start and end points of the segment.

Examples

>>> import navis
>>> n = navis.example_neurons(1)
>>> l = navis.segment_length(n, n.segments[0])
>>> round(l)
56356