Recent questions tagged Classification

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classification - ROC curve for a binary classifier in MATLAB

I have a binary classifier, which classifies an input X as class zero if its predicted value is below some threshold ( ... . How should I do it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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classification - Understanding Spark RandomForest featureImportances results

I'm using RandomForest.featureImportances but I don't understand the output result. I have 12 ... 0324327322375338,0.057751258970832206]) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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classification - How to approach machine learning problems with high dimensional input space?

How should I approach a situtation when I try to apply some ML algorithm (classification, to be more specific, SVM ... sure how to attack it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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classification - How to perform logistic regression using vowpal wabbit on very imbalanced dataset

I am trying to use vowpal wabbit for logistic regression. I am not sure if this is the right syntax to do ... suggestions what's going on guys? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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