How to model a mass with two terminals in Simulink?

You can connect a mass from one terminal in Simulink. Is there a trick to get an equivalent to mass with the possibility to connect from two terminals? (like the ones we see in control systems books)

09 October 2016 301 1 View

How to get LaTeX to number references by citation order?

LaTeX can cite documents properly, but does not number them in order of their appearance. Rather, it simply numbers them as they are in the BibTex file. Is there an instruction to force numbering...

08 September 2016 513 6 View

Is it possible to generate random numbers that satisfy certain 'mu' and 'sigma' for normal distribution?

04 May 2016 2,152 6 View

Are manuscript editing services provided by some publishers worth the money?

11 December 2015 1,224 1 View

How do irradiance and temperature affect the parasitic resistances in PV cells?

Please be thorough or recommend papers to read about such topic

11 December 2015 2,126 4 View

Is there any book you would recommend about deregulated electricity markets?

08 September 2015 7,834 1 View

What are the typical ways to model errors in wind power forecast?

And how to know which method is actually more reliable than other? We virtually cannot tell unless we see the measured data

08 September 2015 6,041 3 View

How to model wind turbines to meet the characteristics provided by their manufacturers?

And is there any way to do this using only the datasheet values yet getting accurate results?

06 July 2015 9,251 0 View

How important are publications when submitting for an academic vacancy?

And if the candidate was a single-author or the main author for most of their publications, does that count as a plus? And what are some pieces of advice you may give for someone who intends to...

05 June 2015 3,052 1 View

What are the factors that determine simulation accuracy in Simulink?

And if the system is stiff or highly non-linear, is there a general (or nearly general) rule-of-thumb to verify the results?

05 June 2015 2,595 9 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 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

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

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02 March 2021 932 1 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View