What is the complexity of a linear convex optimization ?

10 November 2015 6,767 3 View

I am looking for a good book on LTE Physical layer implementation with DSP + FPGA board ?

Digital signal processing implementation

10 November 2015 7,148 1 View

Apart from raptor and LT codes, what are the new generations of fountains codes?

09 October 2015 9,498 1 View

Regarding LDPC codes, what is the difference between message passing, beleif propagation, min-sum, bit flipping algorithms ?

LDPC decoders

09 October 2015 2,349 0 View

Apart from decoding complexity, is there any advantage in using fountain codes over random linear network coding on a line and non-mesh network ?

assume that the decoding complexity is not an issue.

09 October 2015 2,837 1 View

Examples of implementation of cooperative coding or network coding in the norms and standards.

cooperative coding and network coding

09 October 2015 5,336 0 View

Apart from decoding complexity, is there any advantage in using fountain codes over random linear network coding on a line and non-mesh network ?

assume that the decoding complexity is not an issue

09 October 2015 9,058 2 View

What are the methods of encoding LDPC codes ?

without calculating the matrix G.

08 September 2015 678 5 View

Why permutation codes were not retained for the NB PLC standards ?

permutation codes are good for criss-cross error correction

08 September 2015 8,133 0 View

Could I have the exact definition of a PHY layer frame ?

Are the frames over the physical layer processed completely independently?

08 September 2015 6,145 1 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

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 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 code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

How can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

What are the application of Fixed points thoery in Chemistry.?

It is said that fixed point theory has lot of applications not in the field of mathematics only but also in various areas. So I am looking for applications in Chemistry only..

26 February 2021 3,533 1 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View