Are there any solutions for remote eye-tracking?

Since with the pandemic it doesn't look like we are going back to the lab soon, in my lab we were looking for solutions to conduct remote webcam-based eye-tracking. I've been looking at...

31 January 2021 7,315 5 View

Do you perceive this as a moral hazard?

It is now common for some peer-reviewed journals to offer paid editorial support for language editing and translation to authors. Is this perceived as a moral hazard? I would say it depends on the...

26 August 2020 4,486 3 View

Does anyone knows a good method to remove glycerol from a plant extract?

I would like to perform some NMR and LC-MS analyses with a polar extract in glycerol and water but I need to get rid of the glycerol first, does anyone knows a good method?

10 April 2019 4,163 4 View

How to estimate the cycle aging of Lithium-ion batteries?

Dear researchers, I would like to have an understanding on ways to estimate the cycle aging of Lithium-ion batteries. Could you provide some articles regarding this topic? Moreover, I would like...

08 November 2018 5,365 3 View

Is recommended the use of antibiotic in cell culture growing in bioreactors?

All my research was done in T75 flask using culture media + antibiotic (pen/strep), but now im trying to scale to bioreactor and the cost rises with the use of antibiotic... How much can vary my...

22 May 2018 5,555 3 View

Can I use the literature related to an instrument/survey if, having previously been validated in another language, this changed its factor structure?

The original version of the instrument has 5 dimensions, however, when validating it in my language, the optimal factor solution was 2 factors. I conducted a study using this last validated...

13 June 2017 5,711 4 View

Do you have any contact for a serious spanish - english translating services for a manuscript?

18 January 2017 4,303 3 View

What effects may mimicry have on the predatory behavior or success rate of the model organism?

My partner and I are proposing a study about the effects of mimicry in moth larvae on the predatory behavior of coral snakes and are looking for any journal articles that might be able to help us...

12 July 2015 5,020 3 View

Is the best fit model of nucleotide substitution predicted in MEGA6 and jmodeltest the same?

05 June 2015 4,268 0 View

Is there an equivalent to Mixed ANOVA to compare proportions in two groups (CG and EG) at three different points in time?

I conducted a research in which we compared the effects of two training methods in the acquisition and retention of competence in a particular clinical skill. After submitting a paper to a...

01 February 2015 6,279 6 View

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 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

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

How to interpolate from a time-series database ?

Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...

24 February 2021 9,105 2 View

How can misfit between business requirents and ERP system business process be reduced?

One main reason for failure of most ERP implementations is the misfit between business requirents and ERP system business process be reduced. How can the misfit between business requirents and ERP...

22 February 2021 5,709 5 View

Must a control group to be in the same semester that a experimental group for a study in education?

Hi everyone, I'm researching about mobile learning in higher education. Due to the small number of the students in the semesters, I cannot have a experimental and control group together. I'm...

22 February 2021 3,653 11 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

How do I collect online measures in a same-different task?

The same-different task requires to subjects to indicate whether a pair of stimuli seen or heard are the same (say AA or BB) or different (say AB or BA). Researchers often collect offline measures...

20 February 2021 9,226 2 View

Can I arbitrarily take a cycle number of 40 for the gene that was not expressed at all in qPCR results calculation?

I ran RT-qPCR for a control and a treated group and it appears that my gene of interest was not expressed at all in any of the subjects in the control group. So I was wondering if I could...

20 February 2021 6,243 10 View