11 February 2024 1 5K Report

if I have to do the CFA on categorical variables in R, with DWLS, do I first have to transform the categorical variables into factors?

More Benedetta Casadei's questions See All
Can we mark 'EFL Learners shifting from general digital to AI technologies' as technological transition?

After COVID-19 it has seen that EFL learners technological affiliation has raised. In addition, in the post-COVID period learners started to engage AI technologies like ChatGPT while learning...

08 August 2024 8,964 4 View

How to generate a citation of my paper from ResearchGate?

How we can cite the papers from ResearchGate. I am trying to create citations for this article, Quantum Machine Learning Algorithms for Optimization Problems: Theory, Implementation, and...

08 August 2024 6,690 3 View

Does Anyone have expertise in in vitro transcription and RNA pull down assay?

I am currently working on LncRNA; to know the lncRNA-protein interactions I want to do RNA pull down assay, so I need to design primers with T7 promoter. I need assistance in this regard.

07 August 2024 6,622 1 View

How to fix background error in rietveld refinement of one XRD peak using GSAS-II?

I want to refine one XRD peak of my in-situ xrd but the background is never working good which ultimately fails the refinement. How to refine and adjust the background using GSAS-II

05 August 2024 5,291 2 View

How can I add own Henry coefficients in Aspen Plus?

Hi, i would like to simulate an absorption process in Aspen Plus. I want to use the NRTL model und would like to add some individual Henry coefficients. Is that possible and how?

05 August 2024 2,333 2 View

Why might the impedance values for DI water and 0.1X PBS buffer solution exhibit a decreasing and increasing trend, respectively over time (HP 4194A)?

Hello everyone, I'm encountering an issue with my electrochemical impedance spectroscopy (EIS) measurements and would appreciate some insights. Experimental Setup: Electrodes: Gold interdigitated...

05 August 2024 3,783 2 View

Can usage of AI tools like chat GPT in research work is recommendable ?

AI tools like ChatGPT can enhance research work significantly when used responsibly and in conjunction with thorough human oversight.

05 August 2024 1,842 3 View

Usage of internal standards in LC-MS/MS analysis?

Have you ever seen a LC-MS/MS method uses both internal standards and external standards (in matrix matching purpose) but the concentrations of internal standards are outside the calibration curve...

05 August 2024 3,084 6 View

ANY free software for reconstructing neurons in the microscopic image?

Hi everyone, I am working on brain slices for visualizing a protein in the soma and dendrites, using a fluorescence tag. However, I need a tool (not paid) for reconstruction of the whole neuron,...

04 August 2024 4,725 2 View

How effective is the Citi Bloc standard basket in enhancing the accuracy and comparability of international construction cost assessments?

Citi BLOC Standard Basket Definitions: A standardized unit representing a fixed basket of construction materials, labor, and equipment costs priced in various cities. Purpose: To create a common...

04 August 2024 8,997 1 View

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The question is how to use Wavenet transform?

HOW CAN I WRITE A CODE TO USE THE WAVENET TRANSFORM AS A FEATURE EXTRACTION METHOD INSTEAD OF DWT IN MATLAB?

03 August 2024 7,829 0 View

Some new emerging problems on application of RL for scheduling in IoT networks?

I have seen plenty of existing works on applied Reinforcement Learning (RL) policies for optimized scheduling in IoT networks including Q-learning, DQNs, and the newer ones including PPO for...

01 August 2024 8,754 2 View

Is CFI / TLI = 1 okay in Mplus?

Hi there, I did a CFA to 10 items on 2 latent variables. The model fit is too good and I've never seen it before. CFI / TLI = 1, RMSEA = 0. Is it okay, if everything else was done properly?...

24 July 2024 5,454 7 View

How to Select the most suitable machine learning algorithm depending on the characteristics of the given dataset ?

I'm working on a project that involves analyzing a new dataset, and I'm at the stage of selecting the most appropriate machine learning algorithm. The dataset consists of both numerical and...

22 July 2024 6,097 7 View

How to test multivariate outlier in STATA?

Hey all, I need help testing for multivariate outliers using STATA for my master thesis. The literature recommends the Minimum Covariance Determinant (MCD) (Verardi & Dehon, 2010). I found the...

22 July 2024 8,821 2 View

I have constucted a plasmid vector from puc19 with no antibiotic and lacz gene. The problem is screening for transformed cells. Any suggestions?

Get too many colonies, which are mostly non-transformants when tested by colony PCR

11 July 2024 6,775 3 View

Cross Attention in Transformers: Standard applications of the same ?

What are the standard applications of Cross Attention in Transformer Architectures ?

09 July 2024 9,310 2 View

pharmacogenomics and personalized medicine?

How is pharmacogenomics transforming personalized medicine, and what are the current challenges in its implementation?

05 July 2024 5,082 2 View

The Box-Cox transformed data has undergone significant changes in terms of mean, median, and overall scale compared to the original data?

When conducting ANOVA to analyze the concentration of heavy metals in soil, due to the non-normal distribution of the raw data, a Box-Cox transformation was performed to achieve normality....

03 July 2024 7,233 3 View

Why is there overgrowth on LB media after transformation?

I've been doing transformation several times with DH5. I got overgrowth/bacterial lawn growing on my plates twice, and when I transform for the 3rd time, there's no colonies formed. I'm using heat...

22 June 2024 4,843 1 View

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