Get maximum absolute value.
Find maximum absolute value in the specified array.
Parameters: | x_gpu : pycuda.gpuarray.GPUArray
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Returns: | m_gpu : pycuda.gpuarray.GPUArray
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Examples
>>> import pycuda.autoinit
>>> import pycuda.gpuarray as gpuarray
>>> import misc
>>> x_gpu = gpuarray.to_gpu(np.array([-1, 2, -3], np.float32))
>>> m_gpu = misc.maxabs(x_gpu)
>>> np.allclose(m_gpu.get(), 3.0)
True