hello, I used xgboost model for prediction and check features importance. can I conclude that the more important explanatory variable according to feature-importance the more impact on target? As I know it doesn't.
Good question!
hello dears, I have just interested in IFRS9 ECL models. I have three question and I appreciate all answers. 1) which models are best for pd, LGD & EAD calculation when I have scarce (about...
01 February 2020 7,522 3 View
I know how interpret ROC result, but I am interested in relationship/connection between X-axis and Y-axis? for example, at the best occasion, FPR increase only in case, when TPR reach maximum?...
08 September 2019 9,399 2 View
I have binary classification model. classes are very unbalanced, as I know accuracy is not good metric for unbalanced classification. how do you think which is better metrics? I have following...
04 May 2019 754 10 View
I am begginer in machine learning. can you provide me with some links to understand how boosting and random forest work and what is pros and cons of these techniques ? also I am interested in...
03 April 2019 7,048 6 View
Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...
03 March 2021 687 1 View
I want to make a stacked bar graph with showing each data value as dots. I tried with graph pad prism, version 6, but could not succeed. Does anyone have tried before making such graphs?
01 March 2021 9,383 1 View
Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?
26 February 2021 3,487 3 View
I have a permission from X company to use their graph from a report, but they have a reference in the bottom left corner of the graph as follows: "Source: Database Y". Is it OK to use this graph...
24 February 2021 2,269 3 View
i am trying to download x'pert high score software, but can't download it. please do suggest software for phase analysis
24 February 2021 5,687 4 View
Hi all, I am looking for a graph or a relation that relates the degree of saturation and the shear wave velocity for the marlstone. Looking forward to your suggestions Best Regards
24 February 2021 9,690 1 View
I've got this 5 year Direct Normal Irradiance data I downloaded from https://re.jrc.ec.europa.eu/. I ordered this by year and by every 24 hours because I need the DNI curve by max in summer, min...
17 February 2021 2,777 5 View
If there is a set of n points in a plan (with known x, y coordinates), can I use a numerical criterion to establish if two points are neighbours, given the definition of a neighbour for Voronoi...
17 February 2021 6,914 4 View
I've attached a recreation of this graph type that I need to make for study reports. The clients have sent them to us in the past, but I am trying to make the reporting process more streamlined,...
15 February 2021 9,795 3 View
In Ansys APDL, We are trying to validate our shell model for nonlinear buckling analysis considering the initial imperfection (as given by Ahmed et. al.) We have attached our results as attached....
13 February 2021 9,200 5 View