What effect has Corona had on face-to-face, part-time and virtual training?

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How to get "density" and "viscosity" for cavitation(water vapor) for cavitating Francis turbine?

Hello there I am simulating cavitation for a Francis turbine. Francis turbine is rotating with 826 rpm. I have two questions; 1- Vapor pressure for my case is 2100 Pascal, and Temperature is 25...

13 May 2024 4,403 7 View

How to avoid segmentation in Level Set Topology Optimization ( I would need to localize the variation of the level-set)?

Dear All, I am trying to converge on an optimal solution for a compliance minimization problem using a parametric RBF-based level set method. However, I have faced the following problem(s) for...

14 February 2024 9,511 0 View

How to model anchored cable bolts (passive bolts) in FLAC 2D 8.1 software?

I am investigating the impact of pretension effect around circular tunnels. How can I do my own modeling? 1- I want to excavate a tunnel. 2- I want to put a rock bolt or cable bolt in the hole 3-...

08 February 2024 7,166 1 View

What are the boundary conditions for a 2D Channel when we know pressure inlet?

Hello everyone I am working in a 2D channel where I know the inlet Pressure as a function of cosine, and out let pressure at atmospheric level. What should I use for inlet and outlet boundary...

26 November 2023 6,412 5 View

How can I have smooth boundaries in topology optimization using level-set method?

I am working on topology optimization using the parametric level set method. Regardless of the methodology, I thought it might be a generic problem in Topology optimization with which many...

05 October 2023 2,725 4 View

How to prepare a distribution map of Fritillaria genus in the world?

Fritillaria is one of the largest genera of the Liliaceae family. There are about 170 taxa of this genus all over the world. These are mostly native to the temperate regions of the Northern...

03 July 2023 5,678 0 View

Can I use convergence behavior of residuals to predict if my flow is laminar or turbulent when I use steady state simulation?

Hello all, I am trying to predict Drag coefficient of an object(and I am not interested in the vortex shedding after my object, also I cant afford LES), so I decided to use steady state...

05 April 2023 1,357 0 View

laminar Flow over a sphere(laminar vs KOmegaSST simulation) in OpenFoam?

Hello all I am simulating flow over a sphere at Re = 881 where Drag coefficient must be almost Cd=0.5. I simulate it using both using laminar and Turbulent models(KOmegaSST). for laminar...

11 March 2023 9,341 3 View

How to calculate energy spectrum for a Homogenous Isotropic turbulence at specific time in a rectangular shape?

Hello all I have two questions; 1- First of all, is it possible to generate HIT inside a rectangle? If so, it is called HIT again? 2- if Nx=Nz but Ny is different, How can I calculate power...

12 January 2023 3,135 3 View

How to use Linear forcing for generating HIT(Homogeneous Isotropic Turbulence)?

Hello everyone I have read Lundgren(2002) article "Linearly forced isotropic turbulence" which by adding a linear forcing to momentum equation, he was able to get forced isotropic turbulence. I...

08 January 2023 4,546 2 View

Training for new staff?

I am looking for some training for new staff that will be starting in a self contained classroom with students with ASD. Most new staff have little to no experience working with students with ASD....

03 August 2024 6,717 3 View

Will the leadership style used in the U.S. be successful in Australia, or will the Australians respond better to another?

Will the leadership style used in the U.S. be successful in Australia, or will the Australians respond better to another? Which leadership training methodology would be most successful with your...

14 July 2024 173 4 View

How can novel network architectures, such as software-defined networking (SDN) and network function virtualization (NFV), in Handover?

How can novel network architectures, such as software-defined networking (SDN) and network function virtualization (NFV), contribute to improved handover performance and reduced latency in future...

12 July 2024 6,183 1 View

How to apply virtual site for a polymer?

Dear All, I have a PDB structure for a complex and large polymer. I need to perform MD simulations using the OPLS-AA force field. I obtained the force field parameters from LigParGen and created...

11 July 2024 5,109 0 View

Is there any research paper on impact of knowledge sharing, training and development on employees retention??

I want to make thesis on this topic is it right??

06 July 2024 7,101 5 View

Has India been largest exporter of virtual water in world & virtual water trade affect environment & relationship between virtual & a water footprint?

Has India been the largest exporter of virtual water in the world and virtual water trade affect the local environment and relationship between virtual water and a water footprint?

03 July 2024 4,529 7 View

Are there different databases similar to the Zinc database or how can I solve this problem in the Zinc database?

We were using the Zinc database for the virtual compound library in our studies, but there have been problems downloading a large number of compounds for a while. Are there different databases...

30 June 2024 8,144 1 View

How to design an online training, learning platform ?

when designing an e-learning platform what model and programming language do you select?

29 June 2024 7,504 4 View

Is a binary classifier based on Gaussian models resistant to the problem of training set imbalance?

A binary classifier based on multivariate Gaussian models, which estimates the mean vector and the variance-covariance matrix during the training phase and returns the class with the highest...

23 June 2024 10,114 1 View

I am working on a network for facial expretion recognition and I have problem with the loss function can anyone help?

I am using dice loss and wing loss for loss function and my network outputs are heatmaps and landmarks and I am trying to train on both of them at a same time do you guys know how to solve this...

22 June 2024 10,013 2 View

Kolita Weerasekera

Corona was a huge boost to the popularisation of online teaching and virtual classroom, since face-to-face teaching was badly affected.

Chinaza Godswill Awuchi

Check https://www.weforum.org/agenda/2020/04/coronavirus-education-global-covid19-online-digital-learning/

Also check https://www.frontiersin.org/articles/10.3389/fpubh.2020.576227/full

Kiprotich Kiptum

Face to face learning has been affected to higher degree while part time has been also affected negatively. Virtual training has increased of late.

Chuck A Arize

Everyone has been forced into online learning and face-to-face classes have been much smaller to adhere to guidelines.