Who agrees a perfect existence of course is best and before God allows mortals in one, suffering is probably unfortunately inevitable? How? Why?

01 January 1970 0 8K Report

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Why are reaction forces so high when I add vibration to cutting model?

Hi I am trying to model a cutting problem with a blade and comparing the results with and without ultrasonic vibration. From experimental results in our group, the use of ultrasound can...

13 June 2024 7,461 4 View

Best Tools for Wrist PPG Signal Analysis: Your Recommendations?

I'm conducting research on photoplethysmography (PPG) signals obtained from smartwatches worn on the wrist. The main goal is to analyze the PPG waveform and extract key fiducial points and...

13 June 2024 3,286 0 View

Why diagonal terms in Abaqus stiffness matrix are infinite?

I am running some simulations in Abaqus to extract the stiffness matrix of a FE model with geometric nonlinearity. I want to provide to Abaqus a set of nodal displacements (all the dofs in the...

28 May 2024 4,797 2 View

Is it possible to combine a time-series of tree-ring widths and and a time-series of diameter at breast height measurements into one TS?

Hello together! I have some time-series for tree-rings from dating from 1850-2016 and diameter at breast height (DBH) from 1996-2022 for the same plot, however the sampled trees for tree-rings...

16 May 2024 5,295 2 View

Is priori knowledge only instincts? Why?

I think so because The Random Slate Theorem

03 May 2024 3,082 7 View

How to fix driver conflicts of an ancient Skyscan 1072 micro CT with DT3157 video grabber ?

I am currently trying to get a Skyscan 1072 micro CT to work again. After the mainboard on the original PC died, we tried to set the machine up on a new computer. We managed to control the source,...

28 April 2024 381 0 View

Statistics: Is it worth using a t-test on pre and post survey data with 12 or less responses?

Is it worth using a paired t-test on pre and post survey data with 12 or less responses? Or should one rely more on the mean and standard deviation of the two data sets to evaluate the survey...

27 April 2024 8,703 8 View

What about religion, God, multi verse, etc.?

1)Religion(or at least spirituality) calms my mind, particularly, the built in belief of only one reality. God created the only reality. The afterlife is another dimension. We have free will but,...

25 April 2024 10,055 0 View

Handling BrainVision matlab files with ECG data in EEGLAB?

I have 217 preprocessed BrainVision matlab files (.mat) with ECG data in them. I've been having trouble creating a study for these. I know BioSig works for ECG data, but it doesn't seem to work...

21 April 2024 1,028 2 View

EEGLAB - how to import multiple .mat files from different folders all at once?

I have 25 folders for 25 participants, all with .mat files inside that are preprocessed. Most of them have the same amount of .mat files - a couple participants didn't finish the study, so they...

17 April 2024 1,897 3 View

GC-MS retention index prediticon?

Hello experts, Does anyone know any free software about retention index prediction ?

08 August 2024 7,403 2 View

Hello Everyone ! I'm looking for a good journal to publish my manuscript with low publication cost?

I am Looking for a Science Journal with good impact factor and low publication cost to publish a review paper. Your suggestions would be appreciated.

06 August 2024 6,796 3 View

Is there an alternative to a multinomial regression which allows the DV to be non mutually exclusive?

I am trying to analyse data from a survey examining what variables affect teachers perceived barriers to incorporating technology into their classroom. I have 5 predictor variables however my DV...

06 August 2024 1,752 3 View

Why do we equate male and female arousal?

Women, on the other hand, can become physically aroused (increased blood flow in the reproductive organs) without becoming psychologically aroused even in the slightest. (Robert Weiss)

05 August 2024 9,537 2 View

For an in-vitro drug release study, what molecular weight cut-off (MWCO) dialysis bag is required for a 117 kDa protein?

kindly reply me. Thanking you in advance.

05 August 2024 7,727 4 View

Any idea about 'International Research Journal of commerce , arts and science? Is it a UGC listed journal?

Any idea about 'International Research Journal of commerce , arts and science? Is it a UGC listed journal? Kindly advice

04 August 2024 7,367 3 View

Are authors sowing for scientific Journals to be reaping the benefits? We are charged for publication but we offer free peer review services, why?

As authors and academic writers, we usually prepare our manuscript using our own resources. We submit these manuscripts to scientific Journals for peer review and publication sometimes at a fee....

03 August 2024 7,304 2 View

I need the datasets of Microgrid for system identification?

Hi I am working on data driven model of the microgrid, for that, i need the reliable datasets for the identification of MG data driven Model. Thanks

02 August 2024 5,748 4 View

What is the role of oxidative stress in toxin-induced carcinogenesis?

What is the role of oxidative stress in toxin-induced carcinogenesis? I am currently researching the impact of environmental toxins on children's health and would greatly appreciate insights from...

02 August 2024 3,174 1 View

Should I remove an item from a scale to raise Cronbach's alpha and McDonald's omega or is it better to leave it if they are both over .7 already?

Hello! I have this scale which had 10 items initially. I had to remove items 8 and 10 because they correlated negatively with the scale, and then I removed item 9 because Cronbach's alpha and...

01 August 2024 4,606 7 View