.. dequantize.rst: ########## Dequantize ########## .. code-block:: cpp Dequantize // Maps quantized input to real output Description =========== Produces a tensor of element type ``type`` and the same shape as ``input`` where the value of each coordinate :math:`i` of ``output`` is the corresponding coordinate of ``input`` minus ``offset`` quantity multiplied by ``scale``. The coordinate :math:`j` of ``scale`` and ``offset`` is the coordinate of ``output`` projected onto ``axes``. Inputs ------ +-----------------+-------------------------+------------------------------------------+ | Name | Element Type | Shape | +=================+=========================+==========================================+ | ``input`` | Any quantized type | Any | +-----------------+-------------------------+------------------------------------------+ | ``scale`` | Same as ``output`` | ``input`` shape projected onto ``axes`` | +-----------------+-------------------------+------------------------------------------+ | ``offset`` | Same as ``input`` | ``input`` shape projected onto ``axes`` | +-----------------+-------------------------+------------------------------------------+ Attributes ---------- +-------------------------------+----------------------------------------------------------------+ | Name | Description | +===============================+================================================================+ | ``type`` | ``output`` element type; any real type | +-------------------------------+----------------------------------------------------------------+ | ``axes`` | Axis positions on which ``scale`` and ``offset`` are specified | +-------------------------------+----------------------------------------------------------------+ Outputs ------- +-----------------+-------------------------+---------------------------------------+ | Name | Element Type | Shape | +=================+=========================+=======================================+ | ``output`` | ``type`` | Same as ``input`` | +-----------------+-------------------------+---------------------------------------+ Mathematical Definition ======================= .. math:: \mathtt{output}_{i,j} = (\mathtt{input}_{i,j} - \mathtt{offset}_{j}) \mathtt{scale}_{j} C++ Interface ============= .. doxygenclass:: ngraph::op::Dequantize :project: ngraph :members: