Add some concepts documents to guide user for using paddle (#249)
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TBD
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目前正在书写中。敬请期待。
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TBD
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###
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目前正在书写中。敬请期待。
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graph pp_topology {
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rankdir=BT;
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subgraph cluster_node0 {
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style=filled;
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color=lightgrey;
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node [style=filled, color=white, shape=box];
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label = "机器0"
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pserver0 [label="Parameter \n Server 0"]
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trainer0 [label="Trainer 0"]
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}
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subgraph cluster_node1 {
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style=filled;
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color=lightgrey;
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node [style=filled, color=white, shape=box];
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label = "机器1"
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pserver1 [label="Parameter \n Server 1"]
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trainer1 [label="Trainer 1"]
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}
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subgraph cluster_node2 {
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style=filled;
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color=lightgrey;
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node [style=filled, color=white, shape=box];
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label = "机器2"
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pserver2 [label="Parameter \n Server 2"]
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trainer2 [label="Trainer 2"]
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}
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subgraph cluster_node3 {
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style=filled;
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color=lightgrey;
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node [style=filled, color=white, shape=box];
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label = "机器3"
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pserver3 [label="Parameter \n Server 3"]
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trainer3 [label="Trainer 3"]
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}
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data [label="数据", shape=hexagon]
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trainer0 -- pserver0
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trainer0 -- pserver1
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trainer0 -- pserver2
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trainer0 -- pserver3
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trainer1 -- pserver0
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trainer1 -- pserver1
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trainer1 -- pserver2
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trainer1 -- pserver3
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trainer2 -- pserver0
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trainer2 -- pserver1
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trainer2 -- pserver2
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trainer2 -- pserver3
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trainer3 -- pserver0
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trainer3 -- pserver1
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trainer3 -- pserver2
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trainer3 -- pserver3
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data -- trainer0
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data -- trainer1
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data -- trainer2
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data -- trainer3
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}
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from paddle.trainer_config_helpers import *
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define_py_data_sources2(train_list='train.list',
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test_list='test.list',
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module='provider',
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obj='process')
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settings(
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batch_size=128,
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learning_rate=1e-3,
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learning_method=AdamOptimizer(),
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regularization=L2Regularization(0.5)
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)
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img = data_layer(name='pixel', size=28 * 28)
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hidden1 = simple_img_conv_pool(input=img, filter_size=3, num_filters=32, pool_size=3,
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num_channel=1)
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hidden2 = fc_layer(input=hidden1, size=200, act=TanhActivation(),
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layer_attr=ExtraAttr(drop_rate=0.5))
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predict = fc_layer(input=hidden2, size=10, act=SoftmaxActivation())
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outputs(classification_cost(input=predict, label=data_layer(name='label', size=10)))
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