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..  _api_v2.layer:

======
Layers
======

Data layer
===========

..  _api_v2.layer_data:

data
----
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..  autoclass:: paddle.v2.layer.data
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    :noindex:

Fully Connected Layers
======================

..  _api_v2.layer_fc:

fc
--
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..  autoclass:: paddle.v2.layer.fc
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    :noindex:

selective_fc
------------
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..  autoclass:: paddle.v2.layer.selective_fc
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    :noindex:

Conv Layers
===========

conv_operator
-------------
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..  autoclass:: paddle.v2.layer.conv_operator
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    :noindex:

conv_projection
---------------
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..  autoclass:: paddle.v2.layer.conv_projection
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    :noindex:

conv_shift
----------
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..  autoclass:: paddle.v2.layer.conv_shift
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    :noindex:

img_conv
--------
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..  autoclass:: paddle.v2.layer.img_conv
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    :noindex:

..  _api_v2.layer_context_projection:

context_projection 
------------------
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..  autoclass:: paddle.v2.layer.context_projection
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    :noindex:

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row_conv
--------
..  autoclass:: paddle.v2.layer.row_conv
    :noindex:

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Image Pooling Layer
===================

img_pool
--------
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..  autoclass:: paddle.v2.layer.img_pool
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    :noindex:   

spp
---
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..  autoclass:: paddle.v2.layer.spp
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    :noindex:

maxout
------
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..  autoclass:: paddle.v2.layer.maxout
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    :noindex:

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roi_pool
--------
..  autoclass:: paddle.v2.layer.roi_pool
    :noindex:

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Norm Layer
==========

img_cmrnorm
-----------
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..  autoclass:: paddle.v2.layer.img_cmrnorm
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    :noindex:

batch_norm
----------
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..  autoclass:: paddle.v2.layer.batch_norm
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    :noindex:

sum_to_one_norm
---------------
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..  autoclass:: paddle.v2.layer.sum_to_one_norm
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cross_channel_norm
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------------------
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..  autoclass:: paddle.v2.layer.cross_channel_norm
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row_l2_norm
-----------
..  autoclass:: paddle.v2.layer.row_l2_norm
    :noindex:
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Recurrent Layers
================

recurrent
---------
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..  autoclass:: paddle.v2.layer.recurrent
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    :noindex:

lstmemory
---------
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..  autoclass:: paddle.v2.layer.lstmemory
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    :noindex:

grumemory
---------
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..  autoclass:: paddle.v2.layer.grumemory
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    :noindex:

Recurrent Layer Group
=====================

memory
------
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..  autoclass:: paddle.v2.layer.memory
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    :noindex:

recurrent_group
---------------
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..  autoclass:: paddle.v2.layer.recurrent_group
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    :noindex:
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lstm_step
---------
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..  autoclass:: paddle.v2.layer.lstm_step
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    :noindex:

gru_step
--------
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..  autoclass:: paddle.v2.layer.gru_step
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    :noindex:

beam_search
------------
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..  autoclass:: paddle.v2.layer.beam_search
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    :noindex:
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get_output
----------
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..  autoclass:: paddle.v2.layer.get_output
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    :noindex:
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Mixed Layer
===========

..  _api_v2.layer_mixed:

mixed
-----
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..  autoclass:: paddle.v2.layer.mixed
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..  _api_v2.layer_embedding:

embedding
---------
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..  autoclass:: paddle.v2.layer.embedding
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    :noindex:

scaling_projection
------------------
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..  autoclass:: paddle.v2.layer.scaling_projection
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    :noindex:

dotmul_projection
-----------------
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..  autoclass:: paddle.v2.layer.dotmul_projection
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dotmul_operator
---------------
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..  autoclass:: paddle.v2.layer.dotmul_operator
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    :noindex:

full_matrix_projection
----------------------
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..  autoclass:: paddle.v2.layer.full_matrix_projection
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    :noindex:

identity_projection
-------------------
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..  autoclass:: paddle.v2.layer.identity_projection
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slice_projection
-------------------
..  autoclass:: paddle.v2.layer.slice_projection
    :noindex:
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table_projection
----------------
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..  autoclass:: paddle.v2.layer.table_projection
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trans_full_matrix_projection
----------------------------
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..  autoclass:: paddle.v2.layer.trans_full_matrix_projection
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Aggregate Layers
================

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AggregateLevel
--------------
..  autoclass:: paddle.v2.layer.AggregateLevel
    :noindex:

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..  _api_v2.layer_pooling:

pooling
-------
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..  autoclass:: paddle.v2.layer.pooling
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..  _api_v2.layer_last_seq:

last_seq
--------
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..  autoclass:: paddle.v2.layer.last_seq
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..  _api_v2.layer_first_seq:

first_seq
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..  autoclass:: paddle.v2.layer.first_seq
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concat
------
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..  autoclass:: paddle.v2.layer.concat
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    :noindex:

seq_concat
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..  autoclass:: paddle.v2.layer.seq_concat
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seq_slice
---------
..  autoclass:: paddle.v2.layer.seq_slice
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kmax_sequence_score
-------------------
..  autoclass:: paddle.v2.layer.kmax_sequence_score
    :noindex:

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sub_nested_seq
--------------
..  autoclass:: paddle.v2.layer.sub_nested_seq
    :noindex:

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Reshaping Layers
================

block_expand
------------
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..  autoclass:: paddle.v2.layer.block_expand
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..  _api_v2.layer_expand:

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ExpandLevel
-----------
..  autoclass:: paddle.v2.layer.ExpandLevel
    :noindex:

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expand
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..  autoclass:: paddle.v2.layer.expand
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    :noindex:

repeat
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..  autoclass:: paddle.v2.layer.repeat
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    :noindex:

rotate
------
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..  autoclass:: paddle.v2.layer.rotate
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    :noindex:

seq_reshape
-----------
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..  autoclass:: paddle.v2.layer.seq_reshape
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Math Layers
===========

addto
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..  autoclass:: paddle.v2.layer.addto
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linear_comb
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..  autoclass:: paddle.v2.layer.linear_comb
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    :noindex:

interpolation
-------------
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..  autoclass:: paddle.v2.layer.interpolation
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bilinear_interp
---------------
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..  autoclass:: paddle.v2.layer.bilinear_interp
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    :noindex:

power
-----
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..  autoclass:: paddle.v2.layer.power
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scaling
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..  autoclass:: paddle.v2.layer.scaling
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clip
----
..  autoclass:: paddle.v2.layer.clip
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resize
------
..  autoclass:: paddle.v2.layer.resize
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slope_intercept
---------------
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..  autoclass:: paddle.v2.layer.slope_intercept
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    :noindex:

tensor
------
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..  autoclass:: paddle.v2.layer.tensor
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..  _api_v2.layer_cos_sim:

cos_sim
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..  autoclass:: paddle.v2.layer.cos_sim
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    :noindex:

trans
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..  autoclass:: paddle.v2.layer.trans
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scale_shift
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..  autoclass:: paddle.v2.layer.scale_shift
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Sampling Layers
===============

maxid
-----
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..  autoclass:: paddle.v2.layer.max_id
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    :noindex:

sampling_id
-----------
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..  autoclass:: paddle.v2.layer.sampling_id
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    :noindex:

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multiplex
---------
..  autoclass:: paddle.v2.layer.multiplex
    :noindex:


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Slicing and Joining Layers
==========================

pad
----
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..  autoclass:: paddle.v2.layer.pad
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    :noindex:

..  _api_v2.layer_costs:

Cost Layers
===========

cross_entropy_cost
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..  autoclass:: paddle.v2.layer.cross_entropy_cost
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cross_entropy_with_selfnorm_cost
--------------------------------
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..  autoclass:: paddle.v2.layer.cross_entropy_with_selfnorm_cost
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multi_binary_label_cross_entropy_cost
-------------------------------------
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..  autoclass:: paddle.v2.layer.multi_binary_label_cross_entropy_cost
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huber_regression_cost
-------------------------
..  autoclass:: paddle.v2.layer.huber_regression_cost
    :noindex:

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huber_classification_cost
-------------------------
..  autoclass:: paddle.v2.layer.huber_classification_cost
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    :noindex:

lambda_cost
-----------
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..  autoclass:: paddle.v2.layer.lambda_cost
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square_error_cost
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--------
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..  autoclass:: paddle.v2.layer.square_error_cost
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rank_cost
---------
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..  autoclass:: paddle.v2.layer.rank_cost
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    :noindex:

sum_cost
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..  autoclass:: paddle.v2.layer.sum_cost
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    :noindex:

crf
---
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..  autoclass:: paddle.v2.layer.crf
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crf_decoding
------------
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..  autoclass:: paddle.v2.layer.crf_decoding
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ctc
---
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..  autoclass:: paddle.v2.layer.ctc
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    :noindex:

warp_ctc
--------
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..  autoclass:: paddle.v2.layer.warp_ctc
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nce
---
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..  autoclass:: paddle.v2.layer.nce
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hsigmoid
---------
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..  autoclass:: paddle.v2.layer.hsigmoid
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smooth_l1_cost
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..  autoclass:: paddle.v2.layer.smooth_l1_cost
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multibox_loss
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..  autoclass:: paddle.v2.layer.multibox_loss
    :noindex:

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Check Layer
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============

eos
---
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..  autoclass:: paddle.v2.layer.eos
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Miscs
=====

dropout
--------------
..  autoclass:: paddle.v2.layer.dropout
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Activation with learnable parameter
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===================================
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prelu
--------
..  autoclass:: paddle.v2.layer.prelu
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gated_unit
-----------
..  autoclass:: paddle.v2.layer.gated_unit
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Detection output Layer
======================

detection_output
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..  autoclass:: paddle.v2.layer.detection_output
    :noindex: