09 September 2016 6 4K Report

trochospiral with cylindric top.

More Amr S. Zaky's questions See All
How To Define An Initial Current For A Coil In Magnetic Fields Physics?

I'm simulating a coil with voltage source. How to define the coil initial current so that I don't need to wait for the transient period to finish? Or how to initiate the time stepping solution...

15 May 2024 509 0 View

Statistical test that compare 2 areas under the curve in ROC curve analysis?

ROC curve analysis to detect the best cut-off of the independent variables in the prediction models

12 May 2024 8,423 4 View

Prediction curves , what is new?

how to do calibration curves for the prediction models in SPSS, i think it is important in addition to the external validation

26 April 2024 2,037 3 View

What is the agricultural area using center-pivot irrigation in Egypt and how many center-pivot irrigation devices are there?

area using center-pivot irrigation in Egypt Number of center-pivot irrigation devices

16 February 2024 1,376 0 View

Is there any reference for blood grouping in experimental rats?

How could we differentiate between blood groups in rats?

31 January 2024 3,915 1 View

Where should I put the decimal after weighting the data from NHANES database?

I am conducting a cross-sectional study from NHANES database. I used the "Full.sample.2.year.interview.weight" to weight the data. However, I do not know where should I put the decimal to finish...

10 January 2024 10,034 3 View

Inquiry about sleeping quality scale for free?

I want to know a scale measure sleeping quality but need no fees to use it and I want it to be available in Arabic version so can anyone help to recommend me a sleeping quality scale that is for...

03 November 2023 6,301 0 View

Peace be upon yu. I would like an answer to: How to use artificial intelligence and (its sites) to support and support research that studies economic?

Peace be upon you. I would like an answer to: How to use artificial intelligence and (its sites) to support and support research that studies economic, financial and monetary affairs and aspects?

21 October 2023 8,630 0 View

How can I compare percentages from different groups with different sample sizes?

I would like to compare the percentage of slices which show gamma oscillations with the percentage of other slices from different conditions which also show gamma taking into consideration that...

08 October 2023 9,421 6 View

Does anyone knows a reliable entity to develop a Patient-derived xenograft (PDX) model for hepatocellular carcinoma? and an estimated cost for that?

Does anyone know a reliable entity to develop a Patient-derived xenograft (PDX) model for hepatocellular carcinoma? and an estimated cost for that? I would appreciate it a lot if you could send...

07 October 2023 1,541 0 View

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