Errors in DNA sequences?

I am trying to better understand the scope of DNA replication and sequencing errors, e.g. 1. I have seen similar error rates of 10e4 to 10e5 for cell & instrumental DNA replication,...

24 February 2021 4,397 3 View

Can I perform Zeta-potential analysis with for nanoparticles dispersed in propylene glycol using disposable capillary cell (DST1070) ?

I am conducting a zeta-potential experiment but it shows I have a poor quality result and my sample conductivity is low. My sample is copper nanoparticles dispersed in propylene glycol.

05 December 2020 3,966 9 View

No title

02 July 2020 1,966 6 View

Please help; How can I address ontological, epistemological, axiological issues in my research?

I am studying an application of Competence Based Training by teachers. I want to know how they apply it in classrooms, if they have any Pedagogy Content Knowledge (PCK) deficiency in using such a...

05 May 2020 1,039 15 View

Why is my antenna showing an impedance of 106.6 Ohms on the smith chart instead of 50 Ohms?

Hello everyone, I'm having difficulty with the line input impedance of a patch antenna signal. It's showing s1,1 impedance of 117 ohms on the smith chart but the correct impedance should be 50...

16 March 2020 6,552 3 View

Is there a statistical distribution to model the sum of independent squared Gaussian random variables with different means and variances?

The sum of squared zero-mean Gaussian random variables with different variances can be modeled by a generalized Chi-square distribution. However, I am looking for the PDF of the sum of squared...

06 January 2020 2,001 6 View

What mathematical function or formulae can enable me superimpose multiple curves (up to 25 ) on one another?

I wish to shift multiple lines or curves (up to 25 lines/curves) so that they are superimposed on one another. This is to enable me see clearly the points or regions where any one of the curves...

25 November 2019 6,530 4 View

Binary online matrix calculator?

Please could someone assist with sites of an online matrix binary calculator

19 November 2019 5,522 3 View

How to model a hyperelastic plate in ansy apdl?

I am modelling an elastomeric bearing in ansys apdl but the elastomer does not bulge under compressive load as it should. it "splashes out" under any significant loading. is it the loading problem...

26 June 2019 2,003 3 View

What is a good measure of surface roughness (i.e. topographic complexity) that can be derived from a DEM?

I want to generate an environmental layer depicting topographic roughness, or complexity, scores using a DEM in ArcMap. I know there are lots of available methods (i.e....

09 April 2019 6,563 4 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 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

How can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View

How could I process data in RCT to include it in meta-analysis?

I'm in the process of doing a meta-analysis and have encountered some problems with the RCT data. One of my outcom is muscle strength. In one study, I have three different measurements of muscle...

25 February 2021 7,603 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

Satellite orbit estimation using Recurrent Neural Network - what should I use?

Hello, I am a master's student studying in Yonsei Univeristy, Korea. I am trying to estimate the state of satellite, using Neural Network. Below is a simple flow of my study. 1. Train (t0 ~ t1)...

23 February 2021 6,383 3 View

Any Differences in COVID-19 vaccines?

Are there any differences (outside of the clinical trials that led to their EUA) observed in the rate of infection among those who have received the Pfizer vs Moderna vaccine since the mass...

22 February 2021 9,727 6 View

How can I get the coding gene sequences of Hela and U2OS cell lines? Is mRNA sequence of Hsp90 alpha tissue specific??

I am looking for hsp90 mRNA sequence in Hela and U2OS cell lines, I have tried through ncbi but always the output is hsp90 in homo sapiens not in the specific cell line. Kindly, could any one...

22 February 2021 1,853 3 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Difficulty in debugging code to correct error - TypeError: '<' not supported ?

I am trying with a Unet code ontained from net ...in tensorflow. When trying to predict the segmentation result with the trained and saved model with metric " iou" using "CustomObjectScope"...

22 February 2021 5,254 1 View