def __init__(self, xs, ys, responses, tags, uids):
self._xs = xs<EOL>self._ys = ys<EOL>self._responses = responses<EOL>self._tags = tags<EOL>self._uids = uids<EOL>
Constructor.

:param xs: A list of x values of the projection.
:type xs: list of floats
:param ys: A list of y values of the projection.
:type ys: list of floats
:param responses: A list of z values of the projection.
:type responses: list of floats
:param tags: A list of tags for the projected points
:type tags: list of strings
:param uids: A list of record UIDs for the projected points
:type uids: list of strings