ASA and p-values: towards the revelation of beta (eg. 1-beta = power of the test) values in future papers ?

02 March 2016 8,374 9 View

When can we consider ANOVA robust enough in front of normality and homoscedasticity rejection ?

02 March 2016 2,774 17 View

Equivalent of the Matlab fminsearch function in R ?

I'm usually fitting curve on Matlab using "fminsearch" function, which is a really useful and powerful function.As I'm currently more using R than Matlab... I wonder if that kind of function or...

09 October 2014 1,192 6 View

Can a post-hoc test (tuckey LSD) fail to find a significant difference when a ANOVA does find a significant difference ?

I saw many times a significant observation after post-hoc test when ANOVA results showed no significant observation. I'm just interested by the opposite (see above), because it never happened to...

08 September 2014 6,374 15 View

Does a tool (or an article) exist on in silico comparison of different genome/proteome of different organisms (preferably on bacteria) ?

08 September 2014 4,755 2 View

The choice of post-hoc test?

Because we are all more curious than we should be, ANOVA giving a p-value < 0.05 appear to be not sufficient.However it exists many ways to find what statistic group(s) is different from the...

06 July 2014 1,133 13 View

What is necessary to write down when your are doing a Principal Component Analysis ?

I'm finalizing an article where I found useful to used PCA to shows interaction between variables. However I found several papers using that tool and as many version to communicate on PCA...

06 July 2014 7,357 5 View

Is it "fair" and feasible to rotate the graphics of Principal Component Analysis?

04 May 2014 8,045 6 View

Is there alternative analysis to Principal Component Analysis (PCA)?

I would like to represent factors in functions of each other by doing a MANOVA where all factors would be the response and but also factors to see how they may interact each other. I would really...

03 April 2014 6,878 9 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

What kind of intervention will be relevant to increase motivation among young sport trainees?

Any suggestion on what book to read is also welcome.

03 March 2021 1,646 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View