Public API for tf._api.v2.nn namespace
Modules
experimental
module: Public API for tf._api.v2.nn.experimental namespace
Classes
class RNNCellDeviceWrapper
: Operator that ensures an RNNCell runs on a particular device. (deprecated)
class RNNCellDropoutWrapper
: Operator adding dropout to inputs and outputs of the given cell. (deprecated)
class RNNCellResidualWrapper
: RNNCell wrapper that ensures cell inputs are added to the outputs. (deprecated)
Functions
all_candidate_sampler(...)
: Generate the set of all classes.
approx_max_k(...)
: Returns max k
values and their indices of the input operand
in an approximate manner.
approx_min_k(...)
: Returns min k
values and their indices of the input operand
in an approximate manner.
atrous_conv2d(...)
: Atrous convolution (a.k.a. convolution with holes or dilated convolution).
atrous_conv2d_transpose(...)
: The transpose of atrous_conv2d
.
avg_pool(...)
: Performs the avg pooling on the input.
avg_pool1d(...)
: Performs the average pooling on the input.
avg_pool2d(...)
: Performs the average pooling on the input.
avg_pool3d(...)
: Performs the average pooling on the input.
batch_norm_with_global_normalization(...)
: Batch normalization.
batch_normalization(...)
: Batch normalization.
bias_add(...)
: Adds bias
to value
.
collapse_repeated(...)
: Merge repeated labels into single labels.
compute_accidental_hits(...)
: Compute the position ids in sampled_candidates
matching true_classes
.
compute_average_loss(...)
: Scales per-example losses with sample_weights and computes their average.
conv1d(...)
: Computes a 1-D convolution given 3-D input and filter tensors.
conv1d_transpose(...)
: The transpose of conv1d
.
conv2d(...)
: Computes a 2-D convolution given input
and 4-D filters
tensors.
conv2d_transpose(...)
: The transpose of conv2d
.
conv3d(...)
: Computes a 3-D convolution given 5-D input
and filters
tensors.
conv3d_transpose(...)
: The transpose of conv3d
.
conv_transpose(...)
: The transpose of convolution
.
convolution(...)
: Computes sums of N-D convolutions (actually cross-correlation).
crelu(...)
: Computes Concatenated ReLU.
ctc_beam_search_decoder(...)
: Performs beam search decoding on the logits given in input.
ctc_greedy_decoder(...)
: Performs greedy decoding on the logits given in input (best path).
ctc_loss(...)
: Computes CTC (Connectionist Temporal Classification) loss.
ctc_unique_labels(...)
: Get unique labels and indices for batched labels for tf.nn.ctc_loss
.
depth_to_space(...)
: DepthToSpace for tensors of type T.
depthwise_conv2d(...)
: Depthwise 2-D convolution.
depthwise_conv2d_backprop_filter(...)
: Computes the gradients of depthwise convolution with respect to the filter.
depthwise_conv2d_backprop_input(...)
: Computes the gradients of depthwise convolution with respect to the input.
dilation2d(...)
: Computes the grayscale dilation of 4-D input
and 3-D filters
tensors.
dropout(...)
: Computes dropout: randomly sets elements to zero to prevent overfitting.
elu(...)
: Computes the exponential linear function.
embedding_lookup(...)
: Looks up embeddings for the given ids
from a list of tensors.
embedding_lookup_sparse(...)
: Looks up embeddings for the given ids and weights from a list of tensors.
erosion2d(...)
: Computes the grayscale erosion of 4-D value
and 3-D filters
tensors.
fixed_unigram_candidate_sampler(...)
: Samples a set of classes using the provided (fixed) base distribution.
fractional_avg_pool(...)
: Performs fractional average pooling on the input.
fractional_max_pool(...)
: Performs fractional max pooling on the input.
gelu(...)
: Compute the Gaussian Error Linear Unit (GELU) activation function.
in_top_k(...)
: Outputs whether the targets are in the top K
predictions.
isotonic_regression(...)
: Solves isotonic regression problems along the given axis.
l2_loss(...)
: L2 Loss.
l2_normalize(...)
: Normalizes along dimension axis
using an L2 norm. (deprecated arguments)
leaky_relu(...)
: Compute the Leaky ReLU activation function.
learned_unigram_candidate_sampler(...)
: Samples a set of classes from a distribution learned during training.
local_response_normalization(...)
: Local Response Normalization.
log_poisson_loss(...)
: Computes log Poisson loss given log_input
.
log_softmax(...)
: Computes log softmax activations.
lrn(...)
: Local Response Normalization.
max_pool(...)
: Performs max pooling on the input.
max_pool1d(...)
: Performs the max pooling on the input.
max_pool2d(...)
: Performs max pooling on 2D spatial data such as images.
max_pool3d(...)
: Performs the max pooling on the input.
max_pool_with_argmax(...)
: Performs max pooling on the input and outputs both max values and indices.
moments(...)
: Calculates the mean and variance of x
.
nce_loss(...)
: Computes and returns the noise-contrastive estimation training loss.
normalize_moments(...)
: Calculate the mean and variance of based on the sufficient statistics.
pool(...)
: Performs an N-D pooling operation.
relu(...)
: Computes rectified linear: max(features, 0)
.
relu6(...)
: Computes Rectified Linear 6: min(max(features, 0), 6)
.
safe_embedding_lookup_sparse(...)
: Lookup embedding results, accounting for invalid IDs and empty features.
sampled_softmax_loss(...)
: Computes and returns the sampled softmax training loss.
scale_regularization_loss(...)
: Scales the sum of the given regularization losses by number of replicas.
selu(...)
: Computes scaled exponential linear: scale * alpha * (exp(features) - 1)
separable_conv2d(...)
: 2-D convolution with separable filters.
sigmoid(...)
: Computes sigmoid of x
element-wise.
sigmoid_cross_entropy_with_logits(...)
: Computes sigmoid cross entropy given logits
.
silu(...)
: Computes the SiLU or Swish activation function: x * sigmoid(beta * x)
.
softmax(...)
: Computes softmax activations.
softmax_cross_entropy_with_logits(...)
: Computes softmax cross entropy between logits
and labels
.
softplus(...)
: Computes elementwise softplus: softplus(x) = log(exp(x) 1)
.
softsign(...)
: Computes softsign: features / (abs(features) 1)
.
space_to_batch(...)
: SpaceToBatch for N-D tensors of type T.
space_to_depth(...)
: SpaceToDepth for tensors of type T.
sparse_softmax_cross_entropy_with_logits(...)
: Computes sparse softmax cross entropy between logits
and labels
.
sufficient_statistics(...)
: Calculate the sufficient statistics for the mean and variance of x
.
swish(...)
: Computes the SiLU or Swish activation function: x * sigmoid(beta * x)
.
tanh(...)
: Computes hyperbolic tangent of x
element-wise.
top_k(...)
: Finds values and indices of the k
largest entries for the last dimension.
weighted_cross_entropy_with_logits(...)
: Computes a weighted cross entropy.
weighted_moments(...)
: Returns the frequency-weighted mean and variance of x
.
with_space_to_batch(...)
: Performs op
on the space-to-batch representation of input
.
zero_fraction(...)
: Returns the fraction of zeros in value
.