How to optimise or tune the hyperparameters of Gaussian Process Regression?

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Which DL architecture is better to work on handwritten data?

I am working in the area of Handwriting recognition for Bangla. As there are many DL architecture, I am confused which one to select.

15 February 2021 4,996 1 View

Do you have any experience of taking astaxanthin supplement?

Astaxanthin is a keto-carotenoids having reddish color. It occurs naturally in certain algae and causes the pink or red color of different seafood especially salmon, shrimp, trout, and lobster....

29 January 2021 7,861 2 View

How to remove/reduce Back Reflection from Objective?

I want to have a optical system where, I focus a beam onto the BFP of a microscope objective. Unfortunately, I always have a strong Back Reflection from the objective. Can anyone suggest me some...

18 January 2021 2,062 8 View

How to calculate binding energy and different interactions from a pdb file of protein-ligand complex?

I have done a docking study by using mcule.inc web-service. I got the .pdb file of my protein-ligand complex from there. As I am using a free student account, I don't have access to more...

14 January 2021 2,321 2 View

Why there is no increase in virus titer after 24 hour of seeding for harvest?

I am working on virus production through bioreactor,my concern is regarding ,no increase in virus titer after 24 hour of seeding for harvest Usually we seed the fermenter and incubate for 72...

05 January 2021 3,860 2 View

Can you suggest me how can I use D2O for dissolving chitosan sample for NMR analysis?

I am trying to dissolve chitosan with pure D2O but it is not dissolving. I read some articles that used D2O for dissolving chitosan before 1H and 13C NMR analysis? Do I need to do some...

14 December 2020 6,931 5 View

How many chapters (objectives) are necessary for a standard Ph.D. thesis?

This question is focused on biological, chemical, and material science. I think the answers also will help the future Ph.D. students for writing a good Ph.D. research proposal.

10 December 2020 2,090 34 View

Running a Kruskal-Wallis test on a large sample with a likert scale on excel?

Hi everyone, I would like to run a Kruskal-Wallis test on a large sample with a likert scale. I am having difficulties figuring out how to process with the ''rank_avg'', and rank sum with such a...

05 December 2020 793 3 View

Can someone help me with a code for R software for principal component analysis and even tell me how to arrange the dataset?

I am having a biparental mapping population of rice with dataset of various morphological and post harvest parameters from F6 and F7 and 6 checks in augmented block design.

17 November 2020 6,272 4 View

Calculation of heat flow of the area?

Can anyone help me to understand/provide some reference regarding how to calculate heat flow of the area from the radioactive heat production values.

05 November 2020 1,717 1 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

VIF very high, but correlation is low and coefficient is significant. Which one whould I choose?

Hello. I have a question whether if my coefficients (statistically significant) would be valid when VIFs are really high. In my model, there are independent variables(IV), moderating variables...

26 February 2021 956 13 View

Treating Intermediate Variable in Linear Regression Analysis in SPSS?

While performing the Linear regression analysis in SPSS version 26.0.0. my intermediate/mediation variable goes to the excluded section. Please share your valuable suggestion "How to restrain the...

25 February 2021 4,591 5 View

Cox regression baseline hazard?

Dear colleagues, I would like to make a mathematical equation of Cox regression model, however I am stuck with baseline hazard. I clearly understand interpretation of coefficients, but I can't...

24 February 2021 6,207 3 View

How to run raise regression in R?

if anybody know how to run raise regression in r, and raise parameter selection, please help me

24 February 2021 8,199 1 View

Can anyone suggest me the best way for Regression analysis of Accidents?

Dear Altruist, I want to make a regression analysis based on accident data. But I am not finding the necessary information about what type of regression is more applicable for analysis accident...

23 February 2021 9,956 3 View