hello,
If you know, does any central bank have regulatory framework how to validate loaners income prediction models, developed by commercial banks?
Hello, I built cox proportional hazard model with time-dependent covariates. when I predict survival probability, it wasn't monotonically decreasing for each ID. what is problem and how to handle...
15 April 2021 6,760 3 View
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...
04 February 2020 1,416 3 View
I want to check if my time series variable is stationary. with no lag order variable is stationary, but with 1 and more lags order process is non-stationary. what I can conclude: is process...
13 August 2019 6,499 3 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...
26 May 2019 3,555 11 View
I have just found tree models with regression at leafs. There are several models/packages that does something similar, such as M5P, cubist, model trees.... I want to know pros and cons of these...
30 April 2019 8,510 0 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...
16 April 2019 2,734 5 View
I have lots of variables and want to select several of them which will be able to explain a great part of variance. I assume PCA is satisfying. Can you recomend me other technique (or any...
15 April 2019 6,864 16 View
I have unbalanced panel data with several problems: serial correlation, heteroscedasticity and cross-sectional dependence. I want to use -xtregar, fe- model in stata to deal with serial...
24 March 2019 5,725 2 View
I have panel data. I employ fe model, but there are heteroskedasticity and serial correlation problems in model. How i can solve this problem? using robust standard errors is apcetable? which...
17 March 2019 3,324 6 View
I want to analyse commercial banks profitability. (I have panel data). I use ROAA as dependent variable and liquidity ratio, capital ratio, NPL, staff-expenses ratio, total asset, non-interest...
16 March 2019 8,731 5 View
I have virus (viral hemorrhagic septicemia virus) in suspension and the experiment will not involve cells. What level of TCID50 is preferred?
11 August 2024 3,115 1 View
If Banks do not provide credit facility, what are the options available for FPOs and impact on producer’s income?
10 August 2024 8,198 5 View
I am developing a predictive model for a water supply network that involves 20 influencing points. However, I only have historical data for 10 out of these 20 points. I would like to know how to...
10 August 2024 4,005 2 View
"PUBLISHING IN A SCOPUS JOURNAL" Researchers are now at a cross road. The critical need to publish in a Scopus or ISI, etc journal is ever vital. Journal Publication fees must be submitted....
10 August 2024 8,621 1 View
Usually, additive manufacturing techniques like SEBM, SLS, and SLM are used for interconnected porous lattice structure generation with sizes of >100–200 micrometers. Can the Fused Deposition...
09 August 2024 7,892 0 View
I need to model an anisotropic material in which the Poisson's ratio ν_12 ≠ ν_21 and so on. Therefore, the elastic compliance matrix wouldn't be a symmetric one. In ANSYS APDL, for TB,ANEL...
09 August 2024 5,048 2 View
I am trying to simulate vehicular loading on an orthotopic steel deck bridge section in ABAQUS software. The red arrow mark in the attached figure indicates the direction in which the vehicle will...
08 August 2024 719 0 View
Dear fellow researchers, I am currently working on a paper where I need to provide a reliable reference that defines and distinguishes between 3D mesh models and 3D city models. Although I am...
06 August 2024 9,986 2 View
I am working on Abaqus/Explicit(Quasistatic ) for the deformation of the auxetic structure model. Please explain how the plastic input value should be considered from the true stress-strain curve...
05 August 2024 454 3 View
Dear readers, Thanks for your attention. I am wondering about the health economic problem of quantifying the value of interventions which a) prevent, b) improve symptom profile and c) ultimately...
05 August 2024 3,246 1 View