How to calculate EEG Theta cordance with Matlab?

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How to compare different models with different inputs and data length?

I want to run 5 different models to estimate stream flow. In order to optimize the characteristics of these models I use Taguchi method. So I have to run different models according to the Taguchi...

11 February 2021 7,986 6 View

How to find strain energy release rate GI, GII, GIII in Abaqus?

I modeled a simple crack in abaqus. I get J-integral as output as well as components of stress intensity factor KI, KII, KIII. However, I do not know how to get GI, GII and GIII. I searched in...

04 January 2021 1,783 2 View

What is the best way of moscaicing overlapping images?

I have several images with overlaping areas. I try to mosaic them using rasterio.merge library. But rasterio.merge funtion replaces those overlapping pixels with "nan" values. I then tried both...

29 December 2020 9,849 1 View

How can I check the correlation between a group of features and one feature?

Hello all, I have a dataset that contains some pressure meters in a water distribution network and all valves of the network. Since I do not have the graph of the water distribution network, I...

30 October 2020 2,333 4 View

Any idea why my Western Blot Stripping buffer doesn't work?

I activated my membrane twice in total and hybridized it with two different antibodies. The first antibody was the specific antibody I was looking for and the second one was GAPDH. I then...

29 October 2020 5,530 6 View

Changing TEM mode to TE and TM modes?

Hi there, I would be grateful if someone could let me his opinion about this question: There is a coplanar stripline waveguide excited with a TEM mode. My question is that how to create TE and...

11 October 2020 5,816 3 View

I have problem with my SDS gels in western blot and wondering anyone could help?

So when I prepare my 10% SDS gel for Western blot, I see that my resolving solution is perfect but my stacking solution does not seem to be working properly. So when I take the comb out, the wells...

17 September 2020 3,355 7 View

How can we optimize a water distribution system if we do not have the zones' topology (pipes graph )?

Hello everyone, My issue is about a water distribution system that I am working on a zone of the system where does not exist any plan for the place of pipes. However, we have the place of...

14 September 2020 5,978 6 View

Whats this plant?

Dear All Hi I wanted to know the scientific name of this plant species. would you please help me to identify it. Actually, I found it in the area in the East of Iran.

21 August 2020 6,705 2 View

Which version of Mplus is suitable to assess the exploratory factor analysis of a questionnaire with 20 items?

Dear Researchers and statistical analysts, Which version of Mplus is suitable to assess the exploratory factor analysis (EFA) of a questionnaire with 20 items? I'm working on initial validation of...

14 August 2020 3,341 4 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 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

OpenBCI eeg--has anyone used them?

I'm looking to try out an off-the-shelf EEG set for some exploratory work. Curious if anyone has used the OpenBCI, and how much set-up work is required. I've heard they are more difficult to get...

01 March 2021 4,128 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 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 to prevent ANFIS Model from negative prediction values in MATLAB?

I have input and output data set for "ANFIS modeling in MATLAB", and I am getting some negative predicted values of output in testing. However, the predicted values of output in training are...

28 February 2021 3,459 3 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

How does an AC-DC power supply Flyback Converter Based USB Charger Model using Matlab/Simulink looks like?

I am required to learn about Flyback converters and I got stuck not knowing to full design of the power supply flyback converter Based USB Charger Model using Simulink, especially the design model...

25 February 2021 5,435 2 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