How to evaluate Mean and Variance of Min Function?

Assume two real random vectors from observation such that ${\bf{z_1}}=[x_r(0) x_i(0) x_r(1) x_i(1)...x_r(N/2-1) x_i(N/2-1)]$ and ${\bf{z_2}}=[x_r(T) x_i(T) x_r(T+1) x_i(T+1)...x_r(N/2+T-1)...

10 November 2016 6,581 18 View

What are some general things to take care before submitting paper to IEEE letter?

Hi, I am thinking to submit my paper in IEEE letter. I want to know to know what are the things I should to keep in mind before submitting in IEEE letter so that the chances of Acceptance will be...

06 July 2016 4,372 5 View

What are the basic difference between Lemma, Corrolary, Proposition and Theorem in any Research Work ?

05 June 2016 5,604 0 View

How to check the stability of the estimation performance?

Trying to find out the performance of DLMS based detection. Before that I need check out the stability of estimation performance. But I don't know the way how to check the stability of estimation...

03 April 2016 2,434 2 View

How can I plot an ROC curve?

I have a doubt in plotting an ROC , I have following parameters 1) Probablity of detection Theoritical (Pd_theory) 2) Probablity of false alarm assumed (Pfa) 3) Probablity of detection simulated...

02 March 2015 7,831 17 View

How many ways by which threshold can be determine for particular CFAR detection?

In spectrum sensing, threshold is the most important term for estimating performance measure. In order to carry out particular type of CFAR detection, threshold is determined by reverse...

31 December 2014 7,401 4 View

How do I choose cyclic frequency in cyclostationary feature detection?

11 December 2014 320 9 View

Can anyone help with implementing Cyclostationary Detector in spectrum sensing?

I have Implemented this detector in AWGN channel in Matlab but I am getting vague results. As its performance doesn't vary with change in SNR. Its a very strange result for me. I don't know what...

10 November 2014 3,203 7 View

Is it possible that adding noise to a signal can increase detection probability?

I am simulating a feature detector in noisy environment which consist of AWGN Noise and Impulsive Noise. But I am getting a strange result as Signal with Impulsive+AWGN noise has better detection...

10 November 2014 7,005 17 View

How to Implement Cyclostationary Feature Detection in Matlab?

I am working on Spectrum Sensing in Cognitive Radio. I want to implement Cyclostationary Feature Detection in Matlab. I had gone through many papers regarding this concept but unfortunately I...

09 October 2014 8,112 11 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

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 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

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

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 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