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Recent questions tagged Neural
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neural network - What's the difference between sparse_softmax_cross_entropy_with_logits and softmax_cross_entropy_with_logits?
I recently came across tf.nn.sparse_softmax_cross_entropy_with_logits and I can not figure out what the difference is ... one-hot encoded training data/vectors? Question&Answers:os...
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763
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neural network - Test labels for regression caffe, float not allowed?
I am doing regression using caffe, and my test.txt and train.txt files are like this: /home/foo/caffe/data/ ... CSV data might be of help. Thanks to @Shai. Question&Answers:os...
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Oct 17, 2021
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neural network - Keras input explanation: input_shape, units, batch_size, dim, etc
For any Keras layer (Layer class), can someone explain how to understand the difference between input_shape, units, ... the layers - with the image below? Question&Answers:os...
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Oct 17, 2021
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641
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neural network - Loss & accuracy - Are these reasonable learning curves?
I am learning neural networks and I built a simple one in Keras for the iris dataset classification from the UCI ... ='Validation') ax.legend() fig.show() Question&Answers:os...
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Oct 17, 2021
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answer
neural network - Inplace parameter updation without torch.no_grad()
I have just started learning this awesome tool called PyTorch but sadly I am stuck in an equivocal ... /questions/65842822/inplace-parameter-updation-without-torch-no-grad...
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Oct 7, 2021
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800
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answer
neural network - Tensorflowjs layer of both data and identifier
I am trying to map some categorical inputs combined with customer unique id to a single result property. ... com/questions/65871052/tensorflowjs-layer-of-both-data-and-identifier...
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Oct 7, 2021
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816
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answer
neural network - Probability Distributions as inputs to ARIMA
I am trying to forecast power demand for EV's and the data I have available is daily minute by ... stackoverflow.com/questions/65898770/probability-distributions-as-inputs-to-arima...
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Oct 7, 2021
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answer
neural network - ANN why scaler is not fitted on test data?
Why it is trained only on train data? Scaler fitting doesn't matter only the regression / classification split matters? ... /65908650/ann-why-scaler-is-not-fitted-on-test-data...
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Oct 7, 2021
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neural network - What is the impact of the size of the hidden layer in Autoencoders
I am revisiting autoencoders recently and I found most of the discussions are on its relation to PCA. But there is ... -the-impact-of-the-size-of-the-hidden-layer-in-autoencoders...
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Oct 7, 2021
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0
votes
772
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answer
neural network - How to convert images into a dataset for semantic segmentation
I am trying to make a new semantic segmentation model that will take grainy microscopy images as input and ... how-to-convert-images-into-a-dataset-for-semantic-segmentation...
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Oct 7, 2021
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71.8m
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0
votes
718
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answer
neural network - How to custmize error function in neuralnet package in R ? I want to minimize MAPE
I developed neural network model using neuralnet package in R. But I wanted to use MAPE (mean absolute percentage error ... function-in-neuralnet-package-in-r-i-want-to-minimize-ma...
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Oct 7, 2021
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71.8m
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neural
0
votes
659
views
1
answer
neural network - Is there software to implement search engines whose results changes according to user votes?
Is there any software that can be used to: Implement a simple word-match based search engine, with basic ... software-to-implement-search-engines-whose-results-changes-according-to...
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Oct 7, 2021
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71.8m
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neural
0
votes
661
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answer
neural network - Compute the mean square error at the end of each iteration and plot the same in matlab
i have a dataset to classify, using perceptron learning rule . i've calculated the weight matrix but don't know how to ... -error-at-the-end-of-each-iteration-and-plot-the-same-in...
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Oct 7, 2021
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71.8m
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neural
0
votes
780
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answer
neural network - What is the purpose of the add_loss function in Keras?
Currently I stumbled across variational autoencoders and tried to make them work on MNIST using keras. I found a tutorial ... what-is-the-purpose-of-the-add-loss-function-in-keras...
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Oct 6, 2021
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71.8m
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0
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699
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answer
neural network - How to initialise fixed weights
I would like to fix the initial weights for the neural network I created. Currently, I have initialized ... //stackoverflow.com/questions/66045303/how-to-initialise-fixed-weights...
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Oct 6, 2021
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71.8m
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0
votes
788
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1
answer
neural network - How to initialise fixed weights
I would like to fix the initial weights for the neural network I created. Currently, I have initialized ... //stackoverflow.com/questions/66045303/how-to-initialise-fixed-weights...
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Oct 6, 2021
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71.8m
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840
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answer
neural network - Logistic regression implementation using NN
I have written this logistic regression code. # training loop w0 = -1 w1 = 1 b = 1 a = ... :https://stackoverflow.com/questions/66050981/logistic-regression-implementation-using-nn...
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Oct 6, 2021
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751
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answer
neural network - Logistic regression implementation using NN
I have written this logistic regression code. # training loop w0 = -1 w1 = 1 b = 1 a = ... :https://stackoverflow.com/questions/66050981/logistic-regression-implementation-using-nn...
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Oct 6, 2021
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1.0k
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answer
neural network - How to get y_true, when working with keras flow_from_dataframe?
I am trying to plot ROC AUC curve of a multilable classification problem. For that I need 'y_true' and 'y_pred'. ... how-to-get-y-true-when-working-with-keras-flow-from-dataframe...
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Oct 6, 2021
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71.8m
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neural
0
votes
762
views
1
answer
neural network - How to train DeepLearning4J model Using a Java Object... Cant find assistance anywhere on this question
I am working on a Phrase Input and Response System (Similar to SIRI) want to train a Model on how to detect a phrase ... (https://opennlp.apache.org/docs/1.9.3/manual/opennlp.html)...
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Feb 19, 2021
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71.8m
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0
votes
790
views
1
answer
neural network - Is there a way to fix weights and biases for a node in keras?
I am training an ANN model which must produce positive predictions ( e.g. length of some objects ). The way I ... ' the weights and biases for nodes/layers during training process....
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Feb 19, 2021
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71.8m
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neural
0
votes
792
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1
answer
neural network - How to custmize error function in neuralnet package in R ? I want to minimize MAPE
I developed neural network model using neuralnet package in R. But I wanted to use MAPE (mean absolute percentage ... neurons[[length.weights]], delta) : non-conformable arguments...
asked
Feb 19, 2021
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71.8m
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neural
0
votes
805
views
1
answer
neural network - Why do we ignore past memory when performing back propagation for LSTM cells?
(As always, please notice I'm not an expert or even an engineer) I'm trying to understand backpropagation for LSTM ... appreciate any advice. Not an expert here, in any sense!...
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Feb 17, 2021
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71.8m
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951
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answer
neural network - Using FCNN for multi-class semantic segmentation trained on single class labeled image data
I am working on project where main task is semantic segmentation of land cover and another objects in Sentinel 2 multi ... 7 classes ? Any suggestions or ideas are appreciated !...
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Feb 6, 2021
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1.1k
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1
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neural network - How to find local gradient in this computational graph?
I am trying to find local gradient at w5,w4,w3,w2,w1. While I know how to calculate local gradient in a MLP but this being a computational graph, I am having some trouble....
asked
Jan 27, 2021
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