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https://gitee.com/sunhf/gprMax.git
已同步 2025-08-07 15:10:13 +08:00
Updated sum of differences function to handle multiple receiver outputs.
这个提交包含在:
@@ -114,14 +114,14 @@ def fitness_xcorr(filename, args):
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def fitness_diffs(filename, args):
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"""Sum of the differences (in dB) between a response and a reference response.
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"""Sum of the differences (in dB) between responses and a reference response.
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Args:
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filename (str): Name of output file
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args (dict): 'refresp' key with path & filename of reference response; 'outputs' key with a list of names (IDs) of outputs (rxs) from input file
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Returns:
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diffdB (float): Sum of the differences (in dB) between a response and a reference response
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diffdB (float): Sum of the differences (in dB) between responses and a reference response
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"""
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# Load (from gprMax output file) the reference response
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@@ -134,15 +134,15 @@ def fitness_diffs(filename, args):
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f = h5py.File(filename, 'r')
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nrx = f.attrs['nrx']
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diffdB = 0
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for rx in range(1, nrx + 1):
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tmp = f['/rxs/rx' + str(rx) + '/']
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if tmp.attrs['Name'] in args['outputs']:
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fieldname = list(tmp.keys())[0]
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modelresp = np.array(tmp[fieldname])
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# Calculate sum of differences
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diffdB = 20 * np.log10(np.abs(modelresp - refresp) / np.amax(np.abs(refresp)))
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diffdB = np.abs(np.sum(diffdB[-np.isneginf(diffdB)])) / len(diffdB[-np.isneginf(diffdB)])
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tmp = 20 * np.log10(np.abs(modelresp - refresp) / np.amax(np.abs(refresp)))
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tmp = np.abs(np.sum(tmp[-np.isneginf(tmp)])) / len(tmp[-np.isneginf(tmp)])
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return diffdB
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