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Jack Armstrong
  • Member for 7 years, 3 months
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4 votes
1 answer
2k views

OOB vs CV for Random Forest

3 votes
1 answer
2k views

Setting up a Dickey Fuller Test

3 votes
1 answer
753 views

Dickey Fuller Test and checking Hypothesis Tests

3 votes
1 answer
5k views

Difference between GBTree and GBDart

2 votes
1 answer
59 views

Categorical Variable and Logistic Regression

2 votes
2 answers
1k views

Do Neural Networks suffer from high bias or high variance

2 votes
1 answer
114 views

Interpreting RMSE and MAE

2 votes
0 answers
19 views

Finding Marginal Effects of Logistic Regression Coefficents

2 votes
2 answers
746 views

Interpreting SPSS Cohen's Kappa output

2 votes
1 answer
99 views

Elastic Net Regression in R formula

2 votes
0 answers
120 views

Scaling Variables in PCA, yet all on the same scale

2 votes
1 answer
2k views

Small dataset and optimal parameters for XGboost

1 vote
1 answer
505 views

Test of Signficiance for Win Percentage

1 vote
2 answers
978 views

Checking the Assumptions for T-tests?

1 vote
1 answer
550 views

Tuning for Naive Bayes

1 vote
1 answer
225 views

The number of variables for each split declined significantly once increased the number of trees

1 vote
1 answer
585 views

Determing whether to use NbClust or Information Criteron to find optimal number of clusters

1 vote
1 answer
2k views

How to Cluster with Non-normal data

1 vote
0 answers
76 views

Kaiser Criterion after Rotation

1 vote
1 answer
135 views

Cohen's Kappa in R versus SPSS

1 vote
1 answer
192 views

Identify Poisson or Exponential Distribution and determine lambda

1 vote
1 answer
155 views

Decision trees and Feature Scaling for regularization

0 votes
1 answer
63 views

Survival Regression with Cox, right censoring

0 votes
1 answer
42 views

Calculating Metropolis-Hastings algorithm correction term

0 votes
0 answers
30 views

Coefficients of Gaussian Regression with sklearn

0 votes
0 answers
546 views

Check if time series has drift or drift and trend [duplicate]

0 votes
0 answers
2k views

Interpreting Lagged First Differences Linear Regression Coefficents

0 votes
0 answers
21 views

Performing PCA on properly scaled data [duplicate]