How to calculate sample size and power for dual group-based trajectory modeling?

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Current trends in digital forensics: tech impact, challenges, and cyber threat response. What's the latest research addressing these aspects?

Explore cutting-edge digital forensics research trends, focusing on tech impact, challenges, and innovative responses to evolving cyber threats.

09 January 2024 4,557 2 View

For multi-component Shan-Chen LBM, how to solve boundary nodes in open channel flow with inlet, outlet, top and bottom walls?

I am developing code to simulate a multi-component Shan-Chen-based flow in a channel. My code works perfectly for single-component flows; However, whenever I switch to multi-component flows,...

18 December 2022 2,099 0 View

Any one has a code for image classifying using Spinking Neural Network (SNN)?

Python code is required for a comparison study of image classification.

30 November 2022 3,706 0 View

How can I simulate multi_component flow where one component crosses the outlet while other can not?

Dear, can anyone please guide me how to achieve the following goal. “In a multi-component channel flow, component A can not cross the outlet, while Component B can cross the outlet”. I am using...

23 January 2022 2,382 0 View

How to activate DEAE-Cellulose 52 to purify the polysaccharides?

I need to purify plant extracted polysaccharides by using DEAE-Cellulose 52, please could anyone provide me the steps of activation.

12 October 2021 6,481 5 View

A Hardware Architecture of Lee Algorithm for Finding the Shortest Path in a Maze by using Verilog code?

how to write lee algorithm in Verilog code, if could someone help.

20 December 2020 8,788 1 View

How to simulate square cylinder with fine mesh quality near the body using LES-LBM ?

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24 May 2020 1,321 6 View

What is the meaning of purple encircled distribution functions?

I am working on C== coding and trying to develop multi-block lattice boltzmann method. However, I am stuck in one point in the algorithm. I dont know how can I get the purple colored distribution...

05 January 2020 3,162 3 View

How can I transfer the effect of immersed boundary scheme to multi-domain lattice boltzmann mthod?

I am working on IB-LBM and trying to code it using C++. Its open channel flow. First half of the domain is fine mesh and rest half is coarse mesh. I have copied the date on coarse and fine...

22 December 2019 5,127 1 View

How correct predictions made about the evolution of a career in libraries and information over the past few years

Over one hundred years several of the researchers had developed a set of different expectations about the future of the librarianship, some of these expectations have been achieved but also others...

22 February 2014 1,152 2 View

How can I prepare virus for a TEM or SEM imaging?

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

Handling Missing Data and Building a Predictive Model with Incomplete Information ?

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

Is it possible to use the Fused Deposition Modeling (FDM) to additively manufacture interconnected porous structure generation of >100-200 micrometer?

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

How to define an anisotropic material with asymmetric elastic compliance/stiffness matrix in ANSYS APDL?

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

How can I apply boundary conditions in an orthotropic steel deck numerical model using ABAQUS software?

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

Can you suggest reliable sources defining "3D mesh" and "3D city models"?

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

Please explain how the plastic input value should be considered from the true stress-strain curve for the bilinear elastoplastic material model ?

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05 August 2024 454 3 View

What are the shear and normal stiffness values of an LLDPE liner in 3D numerical modeling of a stockpile?

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05 August 2024 3,665 0 View

Which distribution type should I use when calculating the average particle size from TEM image? and how to calculate the error ?

average particle size calculation from TEM

04 August 2024 2,921 1 View

Is it necessary to covary exogenous constructs in a structural model?

I am working on a SEM model where i have 7 latent variables (6 exogenous and 1 endogenous). In AMOS when I co-vary the exogenous constructs, only 2 paths are coming significant out of 6. But when...

03 August 2024 6,028 4 View

Christian Geiser

Abubaker Elbur Are you planning to use a latent growth curve (latent trajectory/structural equation model based) approach? One way to determine sample size and power for growth curve/SEM models is by means of Monte Carlo simulations, see:

Article How to Use a Monte Carlo Study to Decide on Sample Size and ...

For a free online tutorial on sample size planning in SEM using simulation methods see

https://www.goquantfish.com/courses/sample-size-planning-in-mplus

Abubaker Elbur

Hi, Prof.

Thank you very much for your prompt response really; I appreciate it. I will look at the sources. Can I have your permission to get back to you regarding further questions?

All the best

Abubaker