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Cross Validated

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Answer score of 10 or more. This badge can be awarded multiple times.
Awarded 16627 times.
Defining a uniform distribution over the perimeter of a polygon
Awarded Nov 21 at 8:50
How to assess differences between tensor product smooths?
Awarded Nov 21 at 1:03
Intuitive reason why jointly normal and uncorrelated imply independence
Awarded Nov 20 at 21:35
Separate Models vs Flags in the same model
Awarded Nov 20 at 18:40
Random Forest - Need help understanding the rfcv function
Awarded Nov 20 at 12:51
Unsure of whether to use an unpaired or paired t-test for two different samples
Awarded Nov 20 at 10:46
Random number generation using t-distribution or laplace distribution
Awarded Nov 19 at 22:48
Does SVM suffer from curse of high dimensionality? If no, Why?
Awarded Nov 19 at 10:32
Is there a standard method to deal with label switching problem in MCMC estimation of mixture models?
Awarded Nov 19 at 9:57
How to estimate this specific logistic regression model which is not linear in its parameters?
Awarded Nov 19 at 8:50
Forecasting binary time series
Awarded Nov 19 at 8:50
Confusion regarding correlation and mse
Awarded Nov 19 at 1:42
Why is the regularization term multiplied by the error term in the cost function of SVM?
Awarded Nov 18 at 20:15
Why doesn't ML suffer from curse of dimensionality?
Awarded Nov 18 at 19:48
When to use negative binomial and Poisson regression
Awarded Nov 18 at 17:53
Visualizing the intersections of many sets
Awarded Nov 18 at 17:06
What is your favorite "data analysis" cartoon?
Awarded Nov 18 at 10:18
How does one design a custom loss function? What features make a loss function "good"?
Awarded Nov 18 at 10:18
MGCV summary function extremely slow
Awarded Nov 18 at 1:05
Do we reject null if we have a pvalue of 0.0503 at alpha = 0.05? What way to validate the rejection, if ever?
Awarded Nov 17 at 16:42
Why doesn't ML suffer from curse of dimensionality?
Awarded Nov 17 at 10:26
Optimal number of folds in $K$-fold cross-validation: is leave-one-out CV always the best choice?
Awarded Nov 17 at 0:04
Parameter estimation of exponential distribution with biased sampling
Awarded Nov 16 at 20:53
Do random forest variable importance measures take into account the interactions?
Awarded Nov 16 at 18:52
Do we reject null if we have a pvalue of 0.0503 at alpha = 0.05? What way to validate the rejection, if ever?
Awarded Nov 16 at 15:50
What type of data are dates?
Awarded Nov 16 at 3:32
Why are GAM regressions useful if we can't recover their full equation?
Awarded Nov 15 at 18:21
Generally, are we supposed to remove all nonsignificant paths in an SEM analysis?
Awarded Nov 15 at 16:11
Can ICC values be negative?
Awarded Nov 15 at 6:27
Why Gaussian Process Regression (GPR) is non-parametric?
Awarded Nov 14 at 23:26
predict() function fails for lmer in R when NAs present in dataset
Awarded Nov 14 at 17:58
How to draw mean, median and mode lines in R that end at density?
Awarded Nov 14 at 16:04
L2-norms of gradients increasing during training of deep neural network
Awarded Nov 14 at 15:21
How to Interpret Statistically Non-Significant Estimates and Rule Out Large Effects?
Awarded Nov 14 at 11:37
Why do T-test Assuming Equal Population Variance and T-Test Not Assuming Equal Variance give the same t-statistic?
Awarded Nov 14 at 7:34
Median Absolute Deviation of Zero
Awarded Nov 14 at 0:16
Which distribution should I use when building a GAM in R?
Awarded Nov 13 at 23:06
Probability Calibration for Highly Imbalanced Binary Classification
Awarded Nov 13 at 1:01
Strong vs Weak Assumptions
Awarded Nov 12 at 13:19
In a $t$-distribution, what is the meaning of "degrees of freedom"?
Awarded Nov 11 at 18:07
Expectation of the softmax transform for Gaussian multivariate variables
Awarded Nov 11 at 14:46
Testing symmetry of a distribution around its mean
Awarded Nov 11 at 2:49
Confidence intervals in beta regressions
Awarded Nov 11 at 1:50
Where are the residuals in a GLM?
Awarded Nov 10 at 7:22
Transfer learning: How and why retrain only final layers of a network?
Awarded Nov 10 at 7:17
Proof for the standard error of parameters in linear regression
Awarded Nov 9 at 3:06
Distribution of correlation coefficient between two discrete random variables and their collapsed form
Awarded Nov 9 at 2:16
Number of parameters in mixed model
Awarded Nov 8 at 1:42
Comparing mixed-effects and fixed-effects models (testing significance of random effects)
Awarded Nov 7 at 22:07
Who conjectured that every correlation is caused by causal mechanisms?
Awarded Nov 7 at 1:32
Is "categorical data" a synonym of "nominal data"?
Awarded Nov 6 at 18:49
At about what number of observations does the difference in the z and t distributions become practically meaningless?
Awarded Nov 5 at 23:13
At about what number of observations does the difference in the z and t distributions become practically meaningless?
Awarded Nov 5 at 20:22
Is "categorical data" a synonym of "nominal data"?
Awarded Nov 5 at 18:57
Is the linearity assumption in linear regression merely a definition of $\epsilon$?
Awarded Nov 5 at 12:25
Fitting OLS with constraint on the betas
Awarded Nov 5 at 10:27
Binary Models (Probit and Logit) with a Logarithmic Offset
Awarded Nov 4 at 20:56
Should out-of-sample validation also be out-of-time for time-series?
Awarded Nov 4 at 20:41
At about what number of observations does the difference in the z and t distributions become practically meaningless?
Awarded Nov 4 at 4:30
How to normalize Poisson distributed data before PCA
Awarded Nov 3 at 21:42
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