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| |
| ``mx.symbol.batch_take`` |
| ================================================ |
| |
| Description |
| ---------------------- |
| |
| Takes elements from a data batch. |
| |
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| .. note:: `batch_take` is deprecated. Use `pick` instead. |
| |
| Given an input array of shape ``(d0, d1)`` and indices of shape ``(i0,)``, the result will be |
| an output array of shape ``(i0,)`` with:: |
| |
| output[i] = input[i, indices[i]] |
| |
| |
| **Example**:: |
| |
| |
| x = [[ 1., 2.], |
| [ 3., 4.], |
| [ 5., 6.]] |
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| // takes elements with specified indices |
| batch_take(x, [0,1,0]) = [ 1. 4. 5.] |
| |
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| Usage |
| ---------- |
| |
| .. code:: r |
| |
| mx.symbol.batch_take(...) |
| |
| Arguments |
| ------------------ |
| |
| +----------------------------------------+------------------------------------------------------------+ |
| | Argument | Description | |
| +========================================+============================================================+ |
| | ``a`` | NDArray-or-Symbol. | |
| | | | |
| | | The input array | |
| +----------------------------------------+------------------------------------------------------------+ |
| | ``indices`` | NDArray-or-Symbol. | |
| | | | |
| | | The index array | |
| +----------------------------------------+------------------------------------------------------------+ |
| | ``name`` | string, optional. | |
| | | | |
| | | Name of the resulting symbol. | |
| +----------------------------------------+------------------------------------------------------------+ |
| |
| Value |
| ---------- |
| |
| ``out`` The result mx.symbol |
| |
| |
| Link to Source Code: http://github.com/apache/incubator-mxnet/blob/1.6.0/src/operator/tensor/indexing_op.cc#L777 |
| |
