Classes | |
| class | PhotonTransferCurveDataset |
Functions | |
| symmetrize (inputArray) | |
Detailed Description
Define dataset class for MeasurePhotonTransferCurve task
Function Documentation
◆ symmetrize()
| lsst.ip.isr.ptcDataset.symmetrize | ( | inputArray | ) |
Copy array over 4 quadrants prior to convolution.
Parameters
----------
inputarray : `numpy.array`
Input array to symmetrize.
Returns
-------
aSym : `numpy.array`
Symmetrized array.
Definition at line 39 of file ptcDataset.py.
39def symmetrize(inputArray):
40 """ Copy array over 4 quadrants prior to convolution.
41
42 Parameters
43 ----------
44 inputarray : `numpy.array`
45 Input array to symmetrize.
46
47 Returns
48 -------
49 aSym : `numpy.array`
50 Symmetrized array.
51 """
52
53 targetShape = list(inputArray.shape)
54 r1, r2 = inputArray.shape[-1], inputArray.shape[-2]
55 targetShape[-1] = 2*r1-1
56 targetShape[-2] = 2*r2-1
57 aSym = np.ndarray(tuple(targetShape))
58 aSym[..., r2-1:, r1-1:] = inputArray
59 aSym[..., r2-1:, r1-1::-1] = inputArray
60 aSym[..., r2-1::-1, r1-1::-1] = inputArray
61 aSym[..., r2-1::-1, r1-1:] = inputArray
62
63 return aSym
64
65
Generated on Sun Oct 12 2025 07:02:47 for LSST Applications by
1.13.2