/external/tensorflow/tensorflow/contrib/opt/python/training/ |
sign_decay.py | 28 from tensorflow.python.ops import math_ops 53 global_step = math_ops.minimum(global_step, decay_steps) 54 remaining_steps = math_ops.to_int32(decay_steps) - math_ops.to_int32( 56 decayed = math_ops.to_float(remaining_steps) / math_ops.to_float( 58 return math_ops.maximum(0.0, decayed) 94 global_step = math_ops.minimum(global_step, decay_steps) 95 completed_fraction = math_ops.to_float(global_step) / math_ops.to_float [all...] |
lazy_adam_optimizer.py | 30 from tensorflow.python.ops import math_ops 51 beta1_power = math_ops.cast(beta1_power, var.dtype.base_dtype) 52 beta2_power = math_ops.cast(beta2_power, var.dtype.base_dtype) 53 lr_t = math_ops.cast(self._lr_t, var.dtype.base_dtype) 54 beta1_t = math_ops.cast(self._beta1_t, var.dtype.base_dtype) 55 beta2_t = math_ops.cast(self._beta2_t, var.dtype.base_dtype) 56 epsilon_t = math_ops.cast(self._epsilon_t, var.dtype.base_dtype) 57 lr = (lr_t * math_ops.sqrt(1 - beta2_power) / (1 - beta1_power)) 70 (1 - beta2_t) * math_ops.square(grad.values), 76 denominator_slice = math_ops.sqrt(v_t_slice) + epsilon_ [all...] |
nadam_optimizer.py | 22 from tensorflow.python.ops import math_ops 42 math_ops.cast(beta1_power, var.dtype.base_dtype), 43 math_ops.cast(beta2_power, var.dtype.base_dtype), 44 math_ops.cast(self._lr_t, var.dtype.base_dtype), 45 math_ops.cast(self._beta1_t, var.dtype.base_dtype), 46 math_ops.cast(self._beta2_t, var.dtype.base_dtype), 47 math_ops.cast(self._epsilon_t, var.dtype.base_dtype), 60 math_ops.cast(beta1_power, grad.dtype.base_dtype), 61 math_ops.cast(beta2_power, grad.dtype.base_dtype), 62 math_ops.cast(self._lr_t, grad.dtype.base_dtype) [all...] |
/external/tensorflow/tensorflow/python/training/ |
learning_rate_decay.py | 26 from tensorflow.python.ops import math_ops 98 global_step = math_ops.cast(global_step, dtype) 99 decay_steps = math_ops.cast(decay_steps, dtype) 100 decay_rate = math_ops.cast(decay_rate, dtype) 103 p = math_ops.floor(p) 104 return math_ops.multiply( 105 learning_rate, math_ops.pow(decay_rate, p), name=name) 161 b = math_ops.cast(b, x.dtype.base_dtype) 275 global_step = math_ops.cast(global_step, dtype) 276 decay_steps = math_ops.cast(decay_steps, dtype [all...] |
ftrl.py | 22 from tensorflow.python.ops import math_ops 152 math_ops.cast(self._learning_rate_tensor, var.dtype.base_dtype), 153 math_ops.cast(self._l1_regularization_strength_tensor, 155 math_ops.cast(self._l2_regularization_strength_tensor, 157 math_ops.cast(self._learning_rate_power_tensor, var.dtype.base_dtype), 165 math_ops.cast(self._learning_rate_tensor, var.dtype.base_dtype), 166 math_ops.cast(self._l1_regularization_strength_tensor, 168 math_ops.cast(self._l2_regularization_strength_tensor, 170 math_ops.cast(self._l2_shrinkage_regularization_strength_tensor, 172 math_ops.cast(self._learning_rate_power_tensor, var.dtype.base_dtype) [all...] |
rmsprop.py | 47 from tensorflow.python.ops import math_ops 140 math_ops.cast(self._learning_rate_tensor, var.dtype.base_dtype), 141 math_ops.cast(self._decay_tensor, var.dtype.base_dtype), 142 math_ops.cast(self._momentum_tensor, var.dtype.base_dtype), 143 math_ops.cast(self._epsilon_tensor, var.dtype.base_dtype), 151 math_ops.cast(self._learning_rate_tensor, var.dtype.base_dtype), 152 math_ops.cast(self._decay_tensor, var.dtype.base_dtype), 153 math_ops.cast(self._momentum_tensor, var.dtype.base_dtype), 154 math_ops.cast(self._epsilon_tensor, var.dtype.base_dtype), 168 math_ops.cast(self._learning_rate_tensor, grad.dtype.base_dtype) [all...] |
adadelta.py | 22 from tensorflow.python.ops import math_ops 77 math_ops.cast(self._lr_t, var.dtype.base_dtype), 78 math_ops.cast(self._rho_t, var.dtype.base_dtype), 79 math_ops.cast(self._epsilon_t, var.dtype.base_dtype), 90 math_ops.cast(self._lr_t, grad.dtype.base_dtype), 91 math_ops.cast(self._rho_t, grad.dtype.base_dtype), 92 math_ops.cast(self._epsilon_t, grad.dtype.base_dtype), 103 math_ops.cast(self._lr_t, var.dtype.base_dtype), 104 math_ops.cast(self._rho_t, var.dtype.base_dtype), 105 math_ops.cast(self._epsilon_t, var.dtype.base_dtype) [all...] |
/external/tensorflow/tensorflow/contrib/metrics/python/metrics/ |
classification.py | 24 from tensorflow.python.ops import math_ops 57 is_correct = math_ops.cast( 58 math_ops.equal(predictions, labels), dtypes.float32) 60 is_correct = math_ops.multiply(is_correct, weights) 61 num_values = math_ops.multiply(weights, array_ops.ones_like(is_correct)) 62 return math_ops.div(math_ops.reduce_sum(is_correct), 63 math_ops.reduce_sum(num_values)) 64 return math_ops.reduce_mean(is_correct)
|
/external/tensorflow/tensorflow/contrib/losses/python/losses/ |
loss_ops.py | 27 from tensorflow.python.ops import math_ops 62 reduced_losses = math_ops.reduce_sum( 64 reduced_losses = math_ops.multiply(reduced_losses, weights) 65 return math_ops.reduce_sum(reduced_losses) 85 math_ops.greater(denominator, 0), 86 math_ops.div(numerator, 88 math_ops.equal(denominator, 0), 105 total_loss = math_ops.reduce_sum(losses) 129 losses = math_ops.to_float(losses) 130 weights = math_ops.to_float(ops.convert_to_tensor(weights) [all...] |
/external/tensorflow/tensorflow/contrib/sparsemax/python/ops/ |
sparsemax.py | 24 from tensorflow.python.ops import math_ops 52 z = logits - math_ops.reduce_mean(logits, axis=1)[:, array_ops.newaxis] 58 z_cumsum = math_ops.cumsum(z_sorted, axis=1) 59 k = math_ops.range( 60 1, math_ops.cast(dims, logits.dtype) + 1, dtype=logits.dtype) 64 k_z = math_ops.reduce_sum(math_ops.cast(z_check, dtypes.int32), axis=1) 67 indices = array_ops.stack([math_ops.range(0, obs), k_z - 1], axis=1) 69 tau_z = (tau_sum - 1) / math_ops.cast(k_z, logits.dtype) 72 return math_ops.maximum [all...] |
/external/tensorflow/tensorflow/contrib/layers/python/ops/ |
bucketization_op.py | 20 from tensorflow.python.ops import math_ops 40 return math_ops._bucketize( # pylint: disable=protected-access
|
/external/tensorflow/tensorflow/contrib/losses/python/metric_learning/ |
metric_loss_ops.py | 27 from tensorflow.python.ops import math_ops 52 pairwise_distances_squared = math_ops.add( 53 math_ops.reduce_sum( 54 math_ops.square(feature), 57 math_ops.reduce_sum( 58 math_ops.square( 61 keepdims=True)) - 2.0 * math_ops.matmul( 65 pairwise_distances_squared = math_ops.maximum(pairwise_distances_squared, 0.0) 67 error_mask = math_ops.less_equal(pairwise_distances_squared, 0.0) 73 pairwise_distances = math_ops.sqrt [all...] |
/external/tensorflow/tensorflow/python/kernel_tests/ |
bincount_op_test.py | 15 """Tests for math_ops.bincount.""" 25 from tensorflow.python.ops import math_ops 34 math_ops.bincount([], minlength=5).eval(), [0, 0, 0, 0, 0]) 35 self.assertAllEqual(math_ops.bincount([], minlength=1).eval(), [0]) 36 self.assertAllEqual(math_ops.bincount([], minlength=0).eval(), []) 38 math_ops.bincount([], minlength=0, dtype=np.float32).eval().dtype, 41 math_ops.bincount([], minlength=3, dtype=np.float64).eval().dtype, 47 math_ops.bincount([1, 1, 1, 2, 2, 3]).eval(), [0, 3, 2, 1]) 49 self.assertAllEqual(math_ops.bincount(arr).eval(), [0, 5, 4, 3, 2, 1]) 51 self.assertAllEqual(math_ops.bincount(arr).eval(), [6, 5, 4, 3, 2, 1] [all...] |
basic_gpu_test.py | 33 from tensorflow.python.ops import math_ops 60 self._compareGPU(x, y, np.add, math_ops.add) 61 self._compareGPU(x, y, np.subtract, math_ops.subtract) 62 self._compareGPU(x, y, np.multiply, math_ops.multiply) 63 self._compareGPU(x, y + 0.1, np.true_divide, math_ops.truediv) 64 self._compareGPU(x, y + 0.1, np.floor_divide, math_ops.floordiv) 65 self._compareGPU(x, y, np.power, math_ops.pow) 70 self._compareGPU(x, y, np.add, math_ops.add) 71 self._compareGPU(x, y, np.subtract, math_ops.subtract) 72 self._compareGPU(x, y, np.multiply, math_ops.multiply [all...] |
/external/tensorflow/tensorflow/python/ops/ |
spectral_grad.py | 25 from tensorflow.python.ops import math_ops 30 return math_ops.reduce_prod(array_ops.shape(grad)[-rank:]) 35 size = math_ops.cast(_FFTSizeForGrad(grad, 1), dtypes.float32) 36 return spectral_ops.ifft(grad) * math_ops.complex(size, 0.) 41 rsize = 1. / math_ops.cast(_FFTSizeForGrad(grad, 1), dtypes.float32) 42 return spectral_ops.fft(grad) * math_ops.complex(rsize, 0.) 47 size = math_ops.cast(_FFTSizeForGrad(grad, 2), dtypes.float32) 48 return spectral_ops.ifft2d(grad) * math_ops.complex(size, 0.) 53 rsize = 1. / math_ops.cast(_FFTSizeForGrad(grad, 2), dtypes.float32) 54 return spectral_ops.fft2d(grad) * math_ops.complex(rsize, 0. [all...] |
math_grad.py | 15 """Gradients for operators defined in math_ops.py.""" 30 from tensorflow.python.ops import math_ops 35 return x // math_ops.maximum(y, 1) 61 output_shape_kept_dims = math_ops.reduced_shape(input_shape, op.inputs[1]) 70 output_shape_kept_dims = math_ops.reduced_shape(input_shape, op.inputs[1]) 78 indicators = math_ops.cast(math_ops.equal(y, op.inputs[0]), grad.dtype) 80 math_ops.reduce_sum(indicators, op.inputs[1]), output_shape_kept_dims) 82 return [math_ops.div(indicators, num_selected) * grad, None] 112 math_ops.reduce_prod(input_shape), math_ops.reduce_prod(output_shape) [all...] |
/external/tensorflow/tensorflow/contrib/distributions/python/ops/bijectors/ |
sinh_arcsinh.py | 27 from tensorflow.python.ops import math_ops 38 math_ops.abs(x) * np.sqrt(np.finfo(x.dtype.as_numpy_dtype).eps) <= 1., 39 math_ops.sqrt(x**2. + 1.), 55 math_ops.abs(x)) 141 return math_ops.sinh((math_ops.asinh(x) + self.skewness) * self.tailweight) 144 return math_ops.sinh(math_ops.asinh(y) / self.tailweight - self.skewness) 153 return math_ops.reduce_sum( 156 math_ops.log(math_ops.cosh [all...] |
sigmoid.py | 21 from tensorflow.python.ops import math_ops 39 return math_ops.sigmoid(x) 42 return math_ops.log(y) - math_ops.log1p(-y) 45 return -math_ops.log(y) - math_ops.log1p(-y)
|
/external/tensorflow/tensorflow/contrib/distributions/python/ops/ |
normal_conjugate_posteriors.py | 21 from tensorflow.python.ops import math_ops 75 n = math_ops.cast(n, prior.dtype) 76 scale0_2 = math_ops.square(prior.scale) 77 scale_2 = math_ops.square(scale) 81 scale=math_ops.sqrt(scalep_2)) 141 n = math_ops.cast(n, prior.dtype) 142 scale0_2 = math_ops.square(prior.scale) 143 scale_2 = math_ops.square(scale) 147 scale=math_ops.sqrt(scalep_2 + scale_2))
|
/external/tensorflow/tensorflow/contrib/signal/python/ops/ |
window_ops.py | 29 from tensorflow.python.ops import math_ops 112 periodic = math_ops.cast( 116 even = 1 - math_ops.mod(window_length, 2) 118 n = math_ops.cast(window_length + periodic * even - 1, dtype=dtype) 119 count = math_ops.cast(math_ops.range(window_length), dtype) 123 return math_ops.cast(a - b * math_ops.cos(cos_arg), dtype=dtype) 125 math_ops.equal(window_length, 1), 127 lambda: math_ops.cast(a - b * math_ops.cos(cos_arg), dtype=dtype) [all...] |
/external/tensorflow/tensorflow/python/ops/losses/ |
losses_impl.py | 25 from tensorflow.python.ops import math_ops 92 math_ops.greater(denominator, 0), 93 math_ops.div(numerator, array_ops.where( 94 math_ops.equal(denominator, 0), 111 total_loss = math_ops.reduce_sum(losses) 138 weights = math_ops.to_float(weights) 140 math_ops.equal(weights, 0.0), 145 return math_ops.reduce_sum( 146 present, axis=math_ops.range(1, array_ops.rank(present)), 148 return math_ops.reduce_sum(present, name=scope [all...] |
/external/tensorflow/tensorflow/contrib/timeseries/python/timeseries/state_space_models/ |
periodic.py | 30 from tensorflow.python.ops import math_ops 76 math_ops.range(self._periodicity - 1, dtype=powers.dtype), 83 is_row_negative = math_ops.equal(range_shape_padded + 1, powers[..., None]) 92 is_one = math_ops.equal(coord_diff % self._periodicity, 101 return math_ops.cast(positive_ones + negative_row_indicator[..., None], 141 math_ops.range(self._periodicity, dtype=num_steps.dtype), 153 self.dtype)[..., None] * noise_addition_scalar * math_ops.cast( 265 value = math_ops.cast(value, self.dtype) 266 return math_ops.less( 267 math_ops.abs(value - gen_math_ops.round(value)) [all...] |
/external/tensorflow/tensorflow/contrib/linear_optimizer/python/ops/ |
sdca_ops.py | 32 from tensorflow.python.ops import math_ops 212 math_ops.reduce_sum( 213 math_ops.abs(math_ops.cast(weights, dtypes.float64)))) 215 return self._options['symmetric_l1_regularization'] * math_ops.add_n(sums) 225 math_ops.reduce_sum( 226 math_ops.square(math_ops.cast(weights, dtypes.float64)))) 228 return l2 * math_ops.add_n(sums) / 2.0 242 result_sparse += math_ops.segment_sum [all...] |
/external/tensorflow/tensorflow/contrib/boosted_trees/python/utils/ |
losses.py | 24 from tensorflow.python.ops import math_ops 40 labels = math_ops.to_float(labels) 68 labels = math_ops.to_int64(labels) 75 labels = math_ops.reduce_sum( 77 labels = math_ops.to_float(labels) 80 unnormalized_probs = math_ops.exp(logits) 81 normalizers = math_ops.reduce_sum(unnormalized_probs, 1, keepdims=True) 82 softmax_predictions = math_ops.divide(unnormalized_probs, 83 math_ops.add(normalizers, eps)) 86 probs_for_real_class = math_ops.reduce_sum(labels * softmax_predictions, 1 [all...] |
/external/tensorflow/tensorflow/contrib/bayesflow/python/ops/ |
csiszar_divergence_impl.py | 47 from tensorflow.python.ops import math_ops 108 f = math_ops.exp(logu) * logu 110 f = math_ops.expm1(alpha * logu) / (alpha * (alpha - 1.)) 116 return f + math_ops.expm1(logu) 118 return f - math_ops.expm1(logu) 120 return f - math_ops.expm1(logu) / (alpha - 1.) 274 return math_ops.exp(logu) * logu - (1. + math_ops.exp(logu)) * y 327 return (1. + math_ops.exp(logu)) * y 359 return 0.5 * math_ops.abs(math_ops.expm1(logu) [all...] |