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More Velikanov Vladimir's questions See All

How can I edit suggested publications?

Hi there! I regularly receive suggestion about papers and authors that are totally out of my area. Does anybody know how I can fix this? Thank you!

01 March 2021 9,574 4 View

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 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 calculate the electric field in the rotating frame (the question in the general relativity)?

In the classical electrodynamics, there is one problem - to find the EM fields created by the charge moving with the constant velocity in the circular orbit or in the helical path (free electrons...

12 January 2021 3,689 1 View

Do you know anything about Elena Bokus, the early 20th Century Architect / Architectural Designer?

The available research of early 20th century history of architecture in North Macedonia, suggests that probably the first female architect / architectural designer was Elena Bokus (born in 1893...

23 December 2020 2,039 2 View

Can you recommend a short and free Deep Learning course that is sufficient to enable implementation on Java?

It would be best if the material is available on the web, a pdf version is also possible. If you still have knowledge of a good video course, please share.

29 November 2020 4,769 2 View

Why the Helmholtz decomposition theorem is not applicable to the electrodynamics?

My question is caused by one curious fact of the electrodynamics. It is commonly accepted opinion that the electromagnetic fields can at least formally be decomposed onto the rotational and...

10 September 2020 8,668 3 View

COS7 cell transfection - do you have a good protocol?

Dear all, lately we ran into trouble with COS7 cell transfection, we get low transfection rate with the protocol we use. Do you have a good transfection protocol? Preferably Calcium transfection...

23 May 2020 842 2 View

Can an electron and a hole have one common coordinate y_0 of the center of the quantum orbit in a two-dimensional semiconductor in a magnetic field?

Can an electron and a hole have one common coordinate y_0 of the center of the quantum orbit in a two-dimensional semiconductor in a magnetic field? (if they have the same or opposite directions...

16 January 2020 5,009 8 View

What is the density of excitons on a two-dimensional semiconductor in an external magnetic (and without magnetic) field?

What is the average density of excitons on a two-dimensional semiconductor in an external magnetic (and without magnetic) field? What is the dependence of this density on the magnetic field B?

12 January 2020 173 2 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

What is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 View

How to define tie constraint between rigid body and another part in dynamic explicit model of Abaqus?

Hi dear researchers I connected a rigid body into the part of my structure by tie constraint and then I added displacement to rigid body, in static general step every thing is fine and these two...

28 February 2021 3,442 2 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

Yew-Chung Chak

Hi Prof. Vladimir,

You may try to work out the modeling in Juzzy, a Java-based toolkit for designing fuzzy systems (Type-1 & Type-2). It is also available to support the browser platforms. See JuzzyOnline.

http://juzzy.wagnerweb.net

Fabrice Clerot

. https://cran.r-project.org/web/packages/FuzzyR/FuzzyR.pdf

(type 1 only) .