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21 lines
506 B
21 lines
506 B
def int_rnd(x):
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return int(round(x))
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def clip(x, lo, hi):
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return max(lo, min(hi, x))
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def interp(x, xp, fp):
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N = len(xp)
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def get_interp(xv):
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hi = 0
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while hi < N and xv > xp[hi]:
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hi += 1
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low = hi - 1
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return fp[-1] if hi == N and xv > xp[low] else (
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fp[0] if hi == 0 else
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(xv - xp[low]) * (fp[hi] - fp[low]) / (xp[hi] - xp[low]) + fp[low])
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return [get_interp(v) for v in x] if hasattr(
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x, '__iter__') else get_interp(x)
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def mean(x):
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return sum(x) / len(x)
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