Total tests displayed by https://www.worldometers.info/coronavirus/#countries include rapid tests also or are solely RT-PCR Tests?

COVID-19 CORONAVIRUS PANDEMIC (https://www.worldometers.info/coronavirus/#countries) displays the total tests conducted countrywise everyday. Is this number based solely on RT-PCR tests or it...

30 October 2020 2,248 3 View

How much sample size is necessary for the cross sectional study done in school/college level students about their smoking and drinking behaviors?

26 September 2020 8,101 7 View

Which strain is equivalent to shrinkage strain in ABAQUS?

I am modelling drying shrinkage strain in Abaqus. Problem is, Abaqus output history results gives different types of strains, please have a look in attachment. I am not sure which strain component...

23 September 2020 6,008 3 View

What are the employment opportunites after completed Ph.D with high impact factor(~3-4) 8 papers?

What are the employment opportunites after completed Ph.D with high impact factor(~3-4) 8 papers? Can any one suggest

08 June 2020 5,899 8 View

I am conducting an ethnography with mixed method approach, what would be the best sequential order: Quali to Quanti or vice-versa?

I'm doing an insider ethnography and using mixed method approach among disaster survivors resilience. As I belong to the same population pool as that of participants, it is said that ethnography...

19 March 2020 7,721 5 View

How to define thermal conductivity as function of temperature and time, in ABAQUS?

I am doing pure heat transfer analysis in ABAQUS. My in put variable is thermal conductivity. I want to define conductivity variation with temperature and time. In ABAQUS temperature dependent...

05 February 2020 9,479 2 View

Has anybody used the Elisa kits from Elisa Genie, LifeSpan BioSciences, Aviva Systems Biology, Abbexa and Antiboides-online?

I am looking for sandwich Elisa kits for human CTNND1, and I have found the kits from the above companies. However, our group are not familiar with these companies, and I cannot find publications...

02 February 2020 6,131 1 View

How to build a TiN cluster model for ab initio simulation?

Hi, There are many journals related to simulation that used Silicon cluster as the substrate model. I have also seen SiO2 cluster model on the research journal. However i can't seem to find any...

07 November 2019 8,171 1 View

Rules for paired sample t-test with samples from cell culture?

My experiment is isolating primary cells from biopsy of different patients. And then to culture the primary cells in two conditions, one is the negative control, and the experimental set-up is...

06 July 2019 6,194 5 View

Does subscriptions contributed significantly in impact factor?

if subscriptions significantly impacted on impact factor, it is worthless to be specific in subject specific journal. For example, better to target horticulture journal rather viticulture or pomology.

17 December 2018 3,916 3 View

How should I analyze the multiple scans in Malvern Zetasizer software?

Hello, I am currently using the Malvern Zetasizer software for the purpose of obtaining the size distribution of nanoparticles produced in the lab. When I perform the runs in the software to get...

15 February 2021 4,251 1 View

Which optimization algorithm is most efficient for fitting a regression model using training dataset?

The goal of regression model is either to minimize the prediction error or to maximize a classification accuracy depending on the type of the model. Is there any optimization algorithm that is...

10 February 2021 4,128 3 View

Why does the accuracy of NN decreases when two datasets are combined?

I am working on gait analysis using a feed-forward NN. When I use data from the accelerometer (3 columns for each axis if stored in a data frame), I get an accuracy of 95%, and when I used data...

07 February 2021 9,654 6 View

Which techniques are used to improve the accuracy of deep learning models by compressing neural networks?

Hi all, I am looking for enhancing the accuracy of a deep learning model using some techniques to compress neural networks. Could someone suggest to me some of the tools/techniques,...

29 January 2021 1,781 4 View

When is the right time to stop training a classification algorithm?

In this example giving 400 samples looks like there is an accuracy of 91.5% while training beyond that point, accuracy is getting decreased. Are 400 samples enough to keep for this example? If...

27 January 2021 5,657 3 View

45% top1 Accuracy on TinyImgeNet?

I trained a model from scratch no transfer learning of any kind I got top1 validation accuracy of 45.79 and top5 validation accuracy of 72.39. I did a lot of hyperparameters tuning I have seen...

19 January 2021 6,883 2 View

How to express accuracy of the neural network where the dataset has not been split into two, training set and test set?

In use, the weights obtained are considered with the greatest accuracy when the data set is divided, because the weights are initialized at random and the training data is swapped at random...

19 January 2021 5,714 4 View

Multicollinearity between bioclimatic variables in spatial distribution modelling?

Is there any manual guide to perform multicollinearity test between environmental (19 Bioclimatic) variables for MaxEnt modelling? Using all variables without removing the correlated one affects...

14 January 2021 3,807 7 View

Why do I have good performances for the test set but bad performances in predicting new data ?

Hello :) I'am trying to predict churn for the year of 2020 based on historical data from 2014 to 2019 on R Studio. The aim is to predict churn probability for every person. At the beginning...

13 January 2021 5,565 7 View

How to change an internal parameter during MATLAB fminseach?

An optimization is performed using the MATLAB fminseach function. This optimization has a parameter that adjusts the precision, and the larger the value, the wider the search range of solution...

12 January 2021 3,832 1 View