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Copy pathndsi_lexicon_results.txt
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ndsi_lexicon_results.txt
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TRIAL 1:
RF with standard selection; alpha = 2^7
> rf_model$ntrain
[1] 28000
> rf_model$train_accuracy
Accuracy
0.8701071
> rf_model$test_accuracy
Accuracy
0.736
> rf_model$sent140_accuracy
Accuracy
0.7883008
TRIAL 2:
alpha = 2^20
adjusted numerator
> rf_model$train_accuracy
Accuracy
0.8640714
> rf_model$test_accuracy
Accuracy
0.7288333
> rf_model$sent140_accuracy
Accuracy
0.7743733
> rf_model$train_accuracy
Accuracy
0.8626071
> rf_model$test_accuracy
Accuracy
0.7303333
> rf_model$sent140_accuracy
Accuracy
0.7743733
TRIAL 3:
alpha = 2^20
standard numerator
> rf_model$train_accuracy
Accuracy
0.8438214
> rf_model$test_accuracy
Accuracy
0.7376667
> rf_model$sent140_accuracy
Accuracy
0.7855153
> rf_model$train_accuracy
Accuracy
0.8431786
> rf_model$test_accuracy
Accuracy
0.7265
> rf_model$sent140_accuracy
Accuracy
0.7743733
rf_model$train_accuracy
rf_model$test_accuracy
rf_model$sent140_accuracy
TRIAL 4:
alpha = 2^12
standard numerator
> beepr::beep(3)
> rf_model$train_accuracy
Accuracy
0.8848929
> rf_model$test_accuracy
Accuracy
0.7360833
> rf_model$sent140_accuracy
Accuracy
0.7994429
rf_model$train_accuracy
rf_model$test_accuracy
rf_model$sent140_accuracy
rf_model$train_auc
rf_model$test_auc
rf_model$sent140_auc
rf_model$train_optimal_cutoff
rf_model$test_optimal_cutoff
rf_model$sent140_cutoff