Ejemplo n.º 1
0
def chooseModel(opts):
    print('selecting model to test...')
    if 'cnn' == opts.model:
        if 'onlyIncoming' == opts.mode:
            params = cnn.generate_default_onlyIncoming_params(opts.dataType)
        else:
            params = cnn.generate_default_whole_params(opts.dataType)
        modelObj = cnn.CNN(opts, params)
    elif 'cudnnLstm' == opts.model:
        if 'onlyIncoming' == opts.mode:
            params = cudnnLstm.generate_default_onlyIncoming_params(opts.dataType)
        else:
            params = cudnnLstm.generate_default_whole_params(opts.dataType)
        modelObj = cudnnLstm.LSTM(opts, params)
    elif 'sae' == opts.model:
        if 'onlyIncoming' == opts.mode:
            params = sae.generate_default_onlyIncoming_params(opts.dataType)
        else:
            params = sae.generate_default_whole_params(opts.dataType)
        modelObj = sae.SAE(opts, params)

    return params, modelObj
Ejemplo n.º 2
0
def chooseModel(opts, ifTest=True, NUM_CLASS=100, modelPath=''):
    if 'cnn' == opts.model:
        if 'onlyIncoming' == opts.mode:
            params = cnn.generate_default_onlyIncoming_params(opts.dataType)
        else:
            params = cnn.generate_default_whole_params(opts.dataType)
        modelObj = cnn.CNN(opts, params)
    elif 'cudnnLstm' == opts.model:
        if 'onlyIncoming' == opts.mode:
            params = cudnnLstm.generate_default_onlyIncoming_params(opts.dataType)
        else:
            params = cudnnLstm.generate_default_whole_params(opts.dataType)
        modelObj = cudnnLstm.LSTM(opts, params)
    elif 'sae' == opts.model:
        if 'onlyIncoming' == opts.mode:
            params = sae.generate_default_onlyIncoming_params(opts.dataType)
        else:
            params = sae.generate_default_whole_params(opts.dataType)
        modelObj = sae.SAE(opts, params)
    if ifTest:
        modelObj = modelObj.create_model(NUM_CLASS)
        modelObj.load_weights(modelPath)
    return modelObj, params
Ejemplo n.º 3
0
 def __init__(self, opts, params, networkName='SAE'):
     self.networkName = networkName
     self.verbose = opts.verbose
     self.sae_model = sae.SAE(opts, params)
Ejemplo n.º 4
0
mnist = datamodel.nus_wide_class(batch_size)

dims = [500, 128, 32]

graph = tf.Graph()
with graph.as_default():
    w_init_func = tf.random_normal
    b_init_func = tf.random_normal

    def loss_func(x, y):
        return 0.5 * tf.reduce_mean(tf.pow(x - y, 2))

    reg_fac = 0.1
    act_func = tf.sigmoid

    sae = sae.SAE(dims, w_init_func, b_init_func, loss_func, act_func, input,
                  reg_fac)

    input = tf.placeholder('float32', [None, dims[0]])
    loss = sae.loss_sae(input)

    v_error = sae.loss_sae(mnist.valid.images)

    optimizer = tf.train.AdamOptimizer(learning_rate=0.01).minimize(loss)

    init = tf.global_variables_initializer()
print('model constructed')

# Launch the graph
with tf.Session(graph=graph) as sess:
    last_loss = 0
    sess.run(init)