BSEM/SEM approach?

Hi all! I'm getting into BSEM approach and I am specially concerned about when it is recommended or not to use this model. I have tested a BSEM with a small sample obtaining excellent results,...

07 September 2020 3,919 3 View

Can you help me to find and share material by Ernesto Spinelli?

I am an Italian psychologist, currently I am a professor at the University of Sherbrooke, I work in the field of the existential humanist approach, especially the role of the art in palliative...

23 May 2020 6,863 3 View

Is there an easy way to derivatize silsesquioxanes?

I have a polymer end-capped with a Polysilsesquioxane (POSS) like the one here: https://en.wikipedia.org/wiki/Silsesquioxane#/media/File:Silsesquioxane_T8_Cube.png where *R=i-butyl*. I haven't...

12 March 2020 2,590 3 View

What solvent mixture/ratio should I use for preparing liposomes by REV method?

I have tried with chloroform-methanol (2:1 v/v) but the emulsion produced after sonication is not stable. Also, lipids don't dissolve well in pure ethyl ether.

24 February 2020 2,360 5 View

How can i count the number of instagram posts or tweets associated to a specific location (i.e. a specific street or square)?

I need to find a reliable method for calculating the number of pictures posted on Instagram or of tweets, associated to a specific public open space. The objective is to create a social database,...

16 February 2020 6,175 6 View

Could you suggest any scale to assess parents' satisfaction with their children's schools?

Hi all! I'a looking for a scale to assess parents' satisfaction with their children's schools. I have found some different papers about parents satisfaction but no one seems to offer just what I...

10 December 2018 8,430 3 View

Loading control for WB in High Five insect cells?

30 August 2017 7,901 6 View

Can I extract mRNA from fixed cells?

I want to sort my cells using a marker that require intracellular staining and so, fixation and permeabilation. After that staining, and sorting, can I use these cells as source for mRNA extraction?

01 November 2016 1,286 1 View

No title

30 May 2016 4,100 10 View

What is the best programming language for an open-source computer vision project? Which one would you prefer as potential developer?

We have recently developed a tracking system capable of following several individuals keeping their correct identities in spite of crossings or overlaps (www.idtracker.es). It will be published in...

13 May 2014 9,685 72 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

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

How to perform EEG classification of Alzheimer and control groups?

I am doing a project on classification of EEG signals of Alzheimer's disease and control groups. Previously, I extracted the alpha power of the EEG signals and found out the strengths. I want a...

18 February 2021 8,502 2 View

Can you please suggest me how to convert EDF file into Mat file for EEG datasets?

Hi sir, 1.can you please suggest to me how to convert the EDF (European Data format) file into a Mat(Matlab) file for EEG datasets?. 2. Also suggest some publicly available EEG Motor Imagery...

15 February 2021 7,620 1 View

Alpha/Theta Ratio with MNE-Python?

Does Anyone have an experience with generating Alpha/theta ratio of EEG signals using MNE Python. I have generated the necessary Alpha-Theta bands, properly filtered it. So, someone with...

30 January 2021 754 1 View

How to find statistical data of EEG signals?

Hi all, I hope everyone is doing good. I am working on Machine Learning, I am working on EEG data for which I have to extract statistical features of the data. Using mne library I have extracted...

29 January 2021 6,686 1 View

What method should I use for time-varying signal analysis?

Hello! We have a project where participants engaged in reading, thinking and then responding to an ethical dilemma. We used the EMOTIV 14 channel headset to track brain activity. The reading,...

29 January 2021 4,182 3 View

Can I project all raw motor imagery EEG data onto two spatial filters developed from training data?

Greetings RG community, I have been working on a pipeline for the classification of EEG motor imagery signals. This is currently being done on the Giga Science MI dataset with 52 subjects, using...

28 January 2021 6,947 2 View

Can you apply graph theoratic functional connectivity analysis to study cognitive processes under external stimuli?

Can functional connectivity analysis using Graph Theory (Hub-ness, clustering coefficient, etc) be applied to study cognitive processes? I felt most of the analysis to study the brain after...

25 January 2021 4,575 3 View

Where can I get a Music therapy database for Alzheimer's Disease?

I am working on the effect of music therapy on persons with Alzheimer's Disease. I require EEG signals of healthy individuals and people with Alzheimer's Disease/Dementia that have undergone music...

22 January 2021 8,613 5 View