def get_window(self):
<EOL>wfrequencies = self._get_indices() / self.duration<EOL>xfrequencies = wfrequencies * self.qprime / self.frequency<EOL>norm = self.ntiles / (self.duration * self.sampling) * (<EOL><NUM_LIT> * self.qprime / (<NUM_LIT> * self.frequency)) ** (<NUM_LIT:1>/<NUM_LIT>)<EOL>return (<NUM_LIT:1> - xfrequencies ** <NUM_LIT:2>) ** <NUM_LIT:2> * norm<EOL>
Generate the bi-square window for this row

        Returns
        -------
        window : `numpy.ndarray`