Useful tips for everyday
How are SVMs used to solve quadratic programming problems? •SVMs maximize the margin (Winston terminology: the ‘street’) around the separating hyperplane. •The decision function is…
What does a Wilcoxon signed-rank test show? The Wilcoxon signed-rank test is a non-parametric statistical hypothesis test used either to test the location of a…
Why are repeated measures better than independent groups? Faster and less expensive: The time and costs associated with administering repeated measures designs can be much…
What is ROC in simple terms? A Receiver Operator Characteristic (ROC) curve is a graphical plot used to show the diagnostic ability of binary classifiers.…
Is online poker completely random? Whether you’ve never been exposed to poker or you’re a regular player online, many have asked and wondered about this…
How do you find probability with frequency? To convert a frequency distribution to a probability distribution, divide area of the bar or interval of x…
Is regularization a constraint? To summarize, regularization conceptually uses a hard constraint to prevent coefficients from getting too large. For implementation purposes, however, we convert…
How do I interpret the parameter estimates for dummy? The parameter estimate for iv1 is the mean of group 1 minus the mean of group…
Can adding more data reduce overfitting? 3. Data augmentation (data) A larger dataset would reduce overfitting. If we cannot gather more data and are constrained…
How do you find the inverse gamma distribution? The distribution is closely related to the chi square distribution: the PDF of the inverse gamma distribution…