Questions tagged [metric]

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What evaluation metric are used for sequence-to-sequence prediction problems?

I am solving many sequence-to-sequence prediction problems using RNN/LSTM. What type of evaluation metrics can be used for sequence prediction problems? One metric is the mean squared error (MSE) ...
2
votes
1answer
57 views

Using True Positive as a Cost Function

I wanted to use True Positive (and True Negative) in my cost function to make to modify the ROC shape of my classifier. Someone told me and I read that it is not differentiable and therefore not ...
2
votes
1answer
49 views

Metrics for evaluating models that output probabilities

I'm aware of metrics like accuracy (correct predictions / total predictions) for models that classify things. However, I'm working on a model that outputs the probability of a datapoint belonging to ...
2
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0answers
76 views

When to use which metric in machine learning?

In machine learning, there are several metrics to assess the quality of the models: accuracy, precision, recall, f measure, ROC (AUC), etc. There are cases when certain metrics are more appropriate ...