Has anyone used Cohen's kappa measure as a performance tool to evaluate heart sound segmentation quality?

04 June 2020 0 154 Report

Has anyone used Cohen's kappa measure as a performance tool to evaluate heart sound segmentation quality? Otherwise, is there any other physiological signal for which this measure parameter is used or applied?

Badges
Science method

More Roilhi Ibarra's questions See All

Can convergence (SCF) be improved for transitional metals?

In Guassian, which convergence algorithm is best for working with transition metal interaction? It is taking a long time to even get the first block of coordinates, in the output file it said to...

28 January 2024 4,276 1 View

How can the book 'Language, Literature, and Education: Insights from Órbita Científica Journal' enhance teacher training in language and literature?

This question aims to encourage readers to reflect on how the perspectives presented in the book 'Language, Literature, and Education: Insights from Órbita Científica Journal' can have a positive...

16 September 2023 3,453 5 View

How to fix error in Jmol to plot MEP?

I used to plot the MEP in Jmol from the output of an optimization/Frequencies from gaussian09 field, but if the output is from gaussian16 I get the following error: "No partial charges were read...

13 May 2023 8,609 0 View

Is there a good protocol for measuring ascorbate levels in plant leaves?

Hi All, I need to measure the ascorbic acid redox state [Asc]/[DHA] in plant leaves. I’m wondering if anyone has any decent protocols for this? Best regards, Christian

26 January 2022 9,884 3 View

What statistical tools should we use if we are aiming to find out the perceived stress level and coping strategies of working college students?

We have two Likert-type scales: Brief-COPE and Perceived Stress Scale.

08 December 2021 343 3 View

Has anyone calculated a molecular dynamics (BOMD) under the effect of an electric field in Gaussian?

Dear all. Someone has ever made a calculation of Born Oppenheimer molecular dynamics under the effect of an electric field along a direction.

09 June 2021 8,210 5 View

What are the environmental variables that influence the Northeastern gray whale population?

I am currently working on my M.Sc. thesis studying how climate change affects the presence of the gray whale in one of its main breeding areas in Mexico. We have considered temperature,...

16 November 2020 9,143 3 View

How do you usually assess the planktonic Foraminifera fragmentation?

When you want to analyze -in the Berger (1970)'s sense- the planktonic Foraminifera fragmentation, what do you usually count? Do you differentiate fragments from broken planktonic...

13 September 2020 1,627 4 View

Where can I find a protocol to prepare dentine or enamel material for isotopical (C, O, Sr) analyses?

The idea is to couple these new materials to a spectrometer that already works with rock samples

02 June 2019 5,160 2 View

Does anyone has a Fortran script to read namelist.wps and namelist.input?

I created an R package to make interactive plots of the wrf domains, named wrftools https://github.com/atmoschem/wrftools. The function needs you to enter the namelist.wps information manually....

09 December 2018 6,097 3 View

Tissue homogenization in mouse with FastPrep-24™ 5G - is the D matrix system useful?

I need to lyse and homogenise mouse tissues. So far I have experimented with liver and lung tissue, using matrix D. The liver was completely lysed with 6 repetitions of the standard program, but...

31 July 2024 9,186 0 View

When you express a protein, why do we express not only the domain we want, but also the protein around it?

I want to express STK4, and I've searched the paper for reference. When I check the protein kinase domain sequence for that kinase on Uniprot, it's 30-281, but the paper expresses the protein...

20 July 2024 4,951 1 View

What it is, that we do not know about the possible Social Impact of the AI on Society. Education, Human Computer Interaction and the Global Economy?

As with most changes in life, there will be positive and negative impacts on society as artificial intelligence continues to transform the world we live in. How that will balance out is anyone’s...

20 July 2024 10,062 3 View

Do the parts of the body that are situated at a longer distance from the central nervous system have the least control & coordination comparatively?

What would be the effect of distance from CNC cum Heart on the structure and function of a particular part of the human body? Do short people have evolutionary advantages to control body parts in...

09 July 2024 2,052 3 View

Are there any people using biolegend anti- mouse CCR2-BV785?

Hi, I'm working on heart flow cytometry, and I use anti-mouse CCR2-BV785 (biolegend, cat150621) for staining, 20 minutes, 4 degree. But I couldn't see any CCR2+ cells. So I'm not sure if it's...

03 July 2024 3,969 4 View

What is your preference regarding Artificial Intelligence apps/methods/platforms for image analysis?

Please, let me know the apps, platforms, or methodologies based on AI to analyze images, such as radiographic or histology images. Tell me your experience of using AI in assessing patterns,...

30 June 2024 4,430 4 View

Impact of nuclear-mitochondrial DNA segments (NUMTs) in phylogeny construction?

"Nuclear-mitochondrial DNA segments (NUMTs) are mitochondrial DNA (mtDNA) fragments that have been inserted into the nuclear genome." (Xue et al., 2023) I would like to know under this...

20 June 2024 603 1 View

What is the role of the pharmacist in the management of ischemic heart disease?

Comprehensive Overview of Myocardial Infarction: Etiology, E... What is the role of the pharmacist in the management of ischemic heart disease?

15 June 2024 4,907 1 View

I am researching for materials pertaining to introducing the nursing field to school age children to spark interest in nursing profession /healthcare?

Hello I am researching this topic to obtain resources to write a paper at our facility to reinforce the need to have involvement with the local schools for a topic close to my heart nursing....

11 June 2024 6,634 5 View

What is the sampling rate of the Polar H10?

I have read a few papers that have indicated that the sampling rate of the Polar h10 is 1000 Hz. 1) Navalta et al., Heart rate processing algorithms and exercise duration on reliability and...

10 June 2024 4,744 1 View