Find answers to your questions about Cross Validated or help others by answering their Cross Validated questions.
I have been doing ML for quite some time and I have a thought in class imbalance problems that has bothered me quite a lot. In problems where we have...
Asked on 12/27/2021 by Baktaawar
2 answerI have a question about the data size for probability of default model.For each consumer, I have a binary bit to indicate whether the client goes default or not...
Asked on 12/27/2021 by 1111ktq
0 answerMotivation: I'm currently studying the convergence of maxima from simulated time series to max-stable distributions, and in order to do so, I want to better understand the penultimate distribution of...
Asked on 12/27/2021
1 answerSo I am quite confused about stationarity in ARIMA processes. For example, a Random Walk is an ARIMA process with order (1,0,0). Does this mean that a Random walk is...
Asked on 12/27/2021
2 answerI have a small dataset (200 samples and 22 features) and I am trying to solve a binary classification problem. All my features are continuous and lie on a scale...
Asked on 12/27/2021 by iCHAIT
1 answerI’m using nlme package in R for analysing longitudinal data. The aim is to understand if changes in need satisfaction (TNS) and need frustration (TNF) predict changes in well-being (WBtot)...
Asked on 12/27/2021 by AF1402
1 answerI must calculate the incidence values for Watermelon Mosaic Virus in different seasons within of habitat. This incidence data comes from infection detection of some plant sampled in different habitats...
Asked on 12/27/2021
0 answerCurrently, I'm working on an R project for the university. Based on this table: https://drive.google.com/file/d/13aJr5MHLxJ5Zgv0ZdoQzPU7PutLGTDS4/view?usp=sharingA company would like to introduce an electronic negotiation support system. At the...
Asked on 12/27/2021 by Ruffybeo
0 answerI have a compositional data set> str(dfa)'acomp' num [1:53, 1:4] 0.263 0.26 0.264 0.266 0.255 ...- attr(*, "dimnames")=List of 2..$ : chr [1:53] "3" "4" "5" "6" .....$...
Asked on 12/27/2021
0 answerI was reading the following book: Juditsky, Anatoli, and Arkadi Nemirovski. Statistical Inference via Convex Optimization. Vol. 69. Princeton University Press, 2020. Here, I could not visualize the appearance of...
Asked on 12/27/2021 by Lakshman
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