Sleep analysis - FAQS.TIPS

More Taposh Dutta Roy's questions See All

What are the fundamental ideas of Monte Carlo dimensionality estimation, compared to Rasch residuals PCA?

I read an interesting article from Christensen (2007): A Monte Carlo approach to unidimensionality testing in polytomous rasch models. But do you have some further thoughts or maybe other...

08 August 2024 4,245 0 View

How to quantify polystyrene microplastic (8 micron) bioaccumulation in fish tissue?

"I have treated adult zebrafish with 8-micron polystyrene microplastic and want to study the bioaccumulation in different organs. Can this be done using hydrogen peroxide digestion followed by...

05 August 2024 853 3 View

In the presence of VERY high concentration (1000 ppm) of silicon, the adsorption isotherms of arsenic are showing anomalous trends, why so?

I conducted an adsorption experiment of arsenic on soil in the presence of different doses of silicon as competing ions to see the effect of silicon on arsenic adsorption and desorption. I took 5...

03 August 2024 6,500 3 View

How can I get clearer background for my western blot?

I am running a western on HIV envelope protein. The size is around 50Kda and I am using rat anti-HA for the first stain and a second stain of mouse anti-CA. Primary antibody dilution is 1: 1000...

29 July 2024 6,484 5 View

Can Langmuir constant related to bonding energy (Kl) and Freundlich exponent (1/n) indicative of ads intensity show opposite trends with temperature?

The adsorbate is Arsenic and the adsorbent is a soil

18 July 2024 332 8 View

How to resolve ‘[ atomtypes ] Invalid order for directive atomtypes’ error in Gromacs?

I have been using Gromacs 2021.7. I wanted to simulate two small molecules in water. But, while generating the ions.tpr, I am getting the following error. The topol.top and .itp files for each...

17 July 2024 9,897 4 View

How can we calculate the polygon scanner speed by changing the supply voltage?

I am using a polygon mirror scanner that have 6 facets and the dc brushless motor speed was given 10,000 RPM. Now I want to know how to calculate the polygon speed if I change the power supply...

11 July 2024 5,942 1 View

How to give excitation to Crossed Dipole Antenna in HFSS?

I'm attempting to simulate a crossed dipole antenna. For excitation, I've placed a lumped port along each dipole. However, the resulting radiation pattern is similar to that of a single dipole....

08 July 2024 1,876 3 View

Does anyone know if there is a lab scale encapsulation machine available for purchase?

05 July 2024 3,889 1 View

How to troubleshoot error E1 on Biorad Powerpac Basic despite using sufficient and fresh buffer?

I have used this BIorad Powerpac Basic for 4 years now, before which it was used for another 5-6 years. Generally we addressed the E1 error by compensating with fresh buffer and/or filling the...

01 July 2024 7,104 1 View

Medical question: Is OSA the cause of Afib and HTN?

Does Obstructive Sleep Apnea either cause or exacerbate Atrial fibrillation? Hypertension? We know they are comorbid factors in 50-70% of all OSA patients, and with OSA being so hard to detect...

29 July 2024 7,760 1 View

How do I avoid sleep while studying?

I want to study without feeling sleepy or tired or bored. How do I study for 3 hours without feeling sleepy while I am studying?

06 July 2024 5,589 3 View

How is artificial intelligence being utilized to enhance the diagnosis and treatment of sleep apnea?

AI has the potential to improve the management of sleep apnea by personalizing treatment, enhancing diagnostic accuracy, and advancing our understanding of the condition.

03 July 2024 9,393 2 View

How does sleep affects life- span in humans?

How does rest promotes,modulates or inhibits the longevity of humans?

07 June 2024 3,964 1 View

Best Covariate for a mixed ANOVA?

Hi everyone, I am studying the effects of odor presentation during sleep and wakefulness on psychotherapy outcomes. My experimental design includes: * A between-subject factor: Group (sleep or...

30 May 2024 6,252 3 View

Sleep diary zip file for REDCap?

Hi I am hoping someone would share a zip file to set up the Consensus Sleep diary in REDCap. Alternatively, if anyone has a suggetion for a good way to design the question "How long did it take...

27 May 2024 9,755 0 View

I need EEG data set for seizures, sleep, awake and epilepsy. In which open source i can access the data?

Electroencephalography (EEG) data set for awake, sleep, and seizures

23 May 2024 7,148 0 View

Can I have research on sleep and time allocation so that I could run the statistics in Stata?

final project

11 May 2024 3,077 0 View

Request for Assistance with VSH 15-Item Tool Approval and Survey Instrument?

would like to use the VSH 15-item tool to assess sleep quality, but I'm unsure where to obtain approval for its use. I understand that the developer of the tool has passed away. Could you please...

03 May 2024 609 0 View

How to interpret results for regression and correlation analysis?

Hi all, I did a multiple regression analysis with four IVs (autistic traits, ADHD traits, anxiety symptoms and depressive symptoms) and DV (sleep problem) and the overall regression was...

23 March 2024 150 3 View