2b5abd2e6175018

http://nhiro.org.s3.amazonaws.com/e/4/e43763b69fe76411db8dd51ac8bdcfcd.jpg https://gyazo.com/e43763b69fe76411db8dd51ac8bdcfcd

(OCR text)

1次元ガウス分布の負の対数尤度

def nllld (args, group):

(mul, sig11)

if sig1l < 0: return np.inf

ret np.log (sig11) len (group) 2

for y in group:

ret diff

= args

** 2 (2 sig11)

if np.isnan(ret): return np.inf

return ret

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t

2T

2