[SciPy-user] what's wrong with radom.multivariate_normal

Alan G Isaac aisaac at american.edu
Thu Dec 15 08:40:40 CST 2005


On Thu, 15 Dec 2005, jaonary at free.fr apparently wrote: 
> data1 = random.multivariate_normal([0,0],[[0.5,0],[0,0.5]],[10]) 
> Traceback (most recent call last): 
>   File "<pyshell#9>", line 1, in -toplevel- 
>     data1 = random.multivariate_normal([0,0],[[0.5,0],[0,0.5]],[10]) 
>   File "mtrand.pyx", line 837, in mtrand.RandomState.multivariate_normal 
> AttributeError: 'module' object has no attribute 'singular_value_decomposition' 


>>> scipy.base.__version__
'0.8.4'
>>> data1 = scipy.random.multivariate_normal([0,0],[[0.5,0],[0,0.5]],[10])
>>> data1
array([[ 0.24173896,  0.68537262],
       [-0.75999958,  0.26496178],
       [ 0.15525849, -0.61052565],
       [-0.94612055, -0.98556872],
       [-0.34111442,  0.86108778],
       [ 1.09459551,  0.56298158],
       [ 0.12430803, -0.42073144],
       [-0.30572437, -0.6358559 ],
       [-0.52274094,  0.00495374],
       [-1.34852903, -0.96152263]])

fwiw,
Alan Isaac



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