Is it suitble to strech satellites spectral data to model vegetation featurs ?

More Louaï Benseghir's questions See All

Do you agree with the idea that future newsrooms will shrink further in the digital age and artificial intelligence?

Your expectation of the future of traditional journalism.

30 December 2023 2,360 2 View

1 I want the solution in excel with results.?2 I need and solution for both problems?

I want the solution in excel with results. I need and solution for both problems

19 August 2023 3,636 0 View

1. true stress-strain curve for low-carbon steel ?

I want you to help me in one problemin excel file

19 August 2023 9,769 3 View

What is the variance and extratrees split rule in Random forest model ?

Hi, I'am running the random forest model under caret R package. I 'am look for an explanations or literatures about the split rule : variance or extratrees. Sincerely.

19 October 2022 5,650 1 View

How to Compare the safety of two drugs?

I have two chemotherapy drug (A and B), at baseline, after first cycle, second cycle and third cycle, I want to compare between two drugs after each cycle and and which drug associated with more...

01 March 2022 8,526 1 View

How to open huge .dta file in Rstudio?

Dear researchers, I have a huge .dta file (9gb), I want to open it in my laptop( 8GB ram, 64-system) using R because I’m not familiar with stata, how can I open it to start the analysis? Is there...

24 November 2021 1,272 3 View

How can I change the order of boxes?

Dear researchers, I created a boxplot with (ggplot2) and (ggpubr) with two factors as in the figure, aes(x=IgG, Y= Vaccinated or infected, fill=agegroup), I have three age groups;...

06 September 2021 5,722 3 View

Subgroup/Subset meta analysis in R?

Dear researchers, I am conducting a meta analysis with subgroup or subset analysis using Rstudio, the data consists of 11 articles(6 articles for first drug, 3 articles for second drug and 2...

08 December 2020 5,629 7 View

How to convert median to hazard ratio and CI 95%?

I'm doing meta analysis and some articles fit the inclusion criteria and in Kaplam Meier curve they mentioned only median with sample size in each group? How can I find the the hazard ratio with...

08 February 2020 7,812 3 View

What would happen if the last three amino acids from EGFP was removed?

I'm trying to insert EGPF into a plasmid vector (PTP6). the source of EGFP is another plasmid vector pEGFP-C1). In order for me to excise the EGFP from the vector I have two options : one is using...

05 November 2018 2,860 0 View

Is there an alternative to a multinomial regression which allows the DV to be non mutually exclusive?

I am trying to analyse data from a survey examining what variables affect teachers perceived barriers to incorporating technology into their classroom. I have 5 predictor variables however my DV...

06 August 2024 1,752 3 View

In order to run Multinomial Logistic Regression, is it required that the data be in the long format?

I am using unit level data (IHDS round 2) & Stata 17

06 August 2024 5,725 2 View

If we are using snowball sampling technique, how do we justify the true representativeness of the sample statistically? is there any statistical test?

Are there any statistical methods to justify your sampling technique using SPSS or AMOS?

05 August 2024 9,153 4 View

What are possible strategies can be used to analyze data under sequential explanatory mixed method approach?

Better ways to analyze the qualitative and quantitative data in a sequential explanatory mixed method approaches

04 August 2024 2,703 6 View

Why 3 replicates for most biological assays? Is it enough to examine the data fits normal distribution?

Just bounced on me. Before statistically analysing significant difference, shouldn't we see if data fits normal distribution first? Is 3 replicates enough to testify the hypothesis of normal...

31 July 2024 8,141 13 View

Normality assumption for linear regression is The assumption of normality is whether for residual errors or predictor variavble?

When we conduct linear regression, there are several assumptions. The assumption of normality is whether the residual errors are normally distributed, not whether a predictor is normal?

31 July 2024 6,164 3 View

Request for Advice: Starch Metabolism Research Project?

I am currently considering a research project focusing on a comparative analysis of starch metabolism in orchids and roses. I am particularly interested in identifying the types and quantities of...

30 July 2024 4,267 2 View

Can the limit of quantification (LOQ) of an analytical method fall outside its linear dynamic range, or must it always be within it?

Can an analytical method's limit of quantification (LOQ) be outside its linear dynamic range, or is it always required to be within it? Please provide a thorough explanation supported by verified...

29 July 2024 7,198 9 View

Pragmatic inquiry research design?

Employing a pragmatic inquiry research design, looking for published research using this method, employing qualitative research data collection methods of semi-structured interview and focus...

28 July 2024 540 2 View

Can i apply a public questionnaire but analyse it with a different data analysis method?

First, thanks for taking the time to read my puzzle 🥹! I am currently working on the methodology part of my dissertation, and I have chosen a questionnaire as the instrument for my quantitative...

27 July 2024 3,457 3 View