Activity for Guilherme Costa
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Edit | Post #286004 | Initial revision | — | almost 3 years ago |
| Question | — |
Sample skewness consistency Is sample skewness a consistent estimator of skewness? (more) |
— | almost 3 years ago |
| Edit | Post #281955 | Initial revision | — | over 3 years ago |
| Question | — |
Notation for Euclidean Norm What is the most common notation for the Euclidean Norm? $||x||{2}$ or $||x||$ ? (more) |
— | over 3 years ago |
| Edit | Post #278545 | Initial revision | — | about 4 years ago |
| Question | — |
Using maximum of forecasted values to forecast maximum I am using an algortihm to generate a daily sales forecast and have concluded that the forecast is, for pratical purposes, of good enough quality ("low" wMAPE). In general, and without further information, is it possible to conclude something about using this Forecast to predict the maximum fu... (more) |
— | about 4 years ago |
| Edit | Post #278497 | Initial revision | — | about 4 years ago |
| Answer | — |
A: Discrete data: Graphs and skewness Does the author specify which definition of skewness is being used? There are several and normally do not rely on looking at histograms. I am guessing that the author is proposing a (vague) definition of skewness that you could apply to discrete quantitative variables. You could plot an histogram ... (more) |
— | about 4 years ago |
| Edit | Post #278314 |
Post edited: |
— | about 4 years ago |
| Edit | Post #278331 | Initial revision | — | about 4 years ago |
| Question | — |
Including Association Analysis results into existing Classification Model I have trained a classification model that predicts (returns a score) on how likely a customer is to buy from our company. This model does not contain any product specific data, but we nevertheless apply it when determining which are the most likely customers to buy a certain product, e.g. product A... (more) |
— | about 4 years ago |
| Comment | Post #278315 |
In your opinion, are discussions about using machine learning methods corresponding to this definition? (more) |
— | about 4 years ago |
| Edit | Post #278314 | Initial revision | — | about 4 years ago |
| Question | — |
Scope of site (comparison with CrossValidated) For those of you familiar with Stack Exchange's Cross Validated, are the types of questions posted on that site suitable for this one? (more) |
— | about 4 years ago |