Class: Torch::NN::BCEWithLogitsLoss

Inherits:
Loss show all
Defined in:
lib/torch/nn/bce_with_logits_loss.rb

Instance Method Summary collapse

Methods inherited from Module

#_apply, #add_module, #apply, #buffers, #call, #children, #cpu, #cuda, #double, #eval, #float, #half, #inspect, #load_state_dict, #method_missing, #modules, #named_buffers, #named_children, #named_modules, #named_parameters, #parameters, #register_buffer, #register_parameter, #requires_grad!, #respond_to?, #share_memory, #state_dict, #to, #train, #type, #zero_grad

Methods included from Utils

#_ntuple, #_pair, #_quadrupal, #_single, #_triple

Constructor Details

#initialize(weight: nil, reduction: "mean", pos_weight: nil) ⇒ BCEWithLogitsLoss

Returns a new instance of BCEWithLogitsLoss.



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# File 'lib/torch/nn/bce_with_logits_loss.rb', line 4

def initialize(weight: nil, reduction: "mean", pos_weight: nil)
  super(reduction)
  register_buffer("weight", weight)
  register_buffer("pos_weight", pos_weight)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Torch::NN::Module

Instance Method Details

#forward(input, target) ⇒ Object 



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# File 'lib/torch/nn/bce_with_logits_loss.rb', line 10

def forward(input, target)
  F.binary_cross_entropy_with_logits(input, target, weight: weight, pos_weight: pos_weight, reduction: @reduction)
end