01 January 1970 0 10K Report

Please feel free to share your knowledge about intuitive examples for offset function in optimal cost functional. I've illustrated one of the case examples, attached here.

More Saeb AmirAhmadi Chomachar's questions See All
Is it possible and practical to build an electronic box with this transfer function?

PID controller is reportedly widely built and used in control systems engineering for industrial applications. The PID-controller has a transfer function as: (Kd*s^2+Kp*s+Ki)/s. Therefore, it...

08 November 2020 8,181 10 View

Why do we usually implement negative feedback? Why not positive feedback?

We all have been accustomed to design a controller with negative feedback loop. I have read in some texts as Ogata control engineering book that, positive feedback loops are more satisfying than...

05 October 2020 9,013 58 View

What if we flip the role of actuator and plant blocks in a linear control system block diagram?

We all have been accustomed to see a block diagram for a linear control system, where in the forward path, first sits the controller, then actuator, and then plant. What if we flip the blocks of...

05 October 2020 9,735 21 View

What are the major causes of rejection of scientific papers?

What determines the success or failure in publication of scientific manuscripts? More often than not, scientific manuscripts are prone to rejection, because of the process being mysterious and to...

30 September 2020 1,005 1 View

Can you propose two functions of totally different expressions in x, but exactly the same numerical value when plotted?

Can you propose two functions of totally different expressions in x, but exactly the same numerical value when plotted? I mean two functions; y1=f1(x), and y2=f2(x), which are totally of...

24 September 2020 9,326 4 View

Which journal do you recommend for publishing my paper on foundations of physics (mechanics)?

I have developed a paper on modified Newtonian dynamics, and in some aspects, it is related to foundations of physics and mechanics. Please recommend me a journal, where I can get a peer-review of...

02 April 2020 8,503 0 View

Is there any explicit analytic solution for the brachistochrone problem?

The brachistochrone is a well-known problem in calculus of variations and optimal control. I ask if there is any explicit solution to the problem?. In the existing texts, x and y are usually...

29 February 2020 792 5 View

Why is Newton's second law of motion to be tested near the earth surface to fail?

I've heard some researchers say Newton's second law of motion if to be tested near the earth surface could possibly fail. But what is the glitch of the Newtonian dynamics, possibly for a falling...

10 November 2019 1,675 3 View

Can we say, at any control problem, control variable u approaches zero as state variable x approaches zero?

It seems the state evolution ode; xdot=f(x,u), is known to satisfy f(0,0)=0, hence f(0,u(0))=0, then can we conclude at any control system, always u(0)=u(x=0)=0, and get the result that...

19 September 2019 3,096 3 View

Is it possible to control a control system in real domain, with a control signal which contains complex (imaginary) values?

Assume we have a control system in state space as: xdot1=u1, xdot2=u2, where x is state and u is control. I am interested to know the possibility of complex valued control signal to control such...

27 August 2019 7,335 3 View

Similar questions and discussions
Is it possible to plot the atom-projected band structure using GPAW?

Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...

07 August 2024 269 3 View

Should I include H atom into C3N5 when i am doing DFT modelling?

Hi all, my experimental XPS results shown that my C3N5 sample consists of N-H bond, hence in this case I should incorporate the N-H bond into my DFT modelling. However, I do notice several papers...

07 August 2024 8,414 2 View

Are there any good simple systems or platforms to recommend?

In order to show people the beauty of control and enhance enthusiasm for learning control theories, are there any good simple systems or platforms to recommend?

05 August 2024 10,034 1 View

Why do exism movements become permanent dictatorship threats within liberal democracy thinking under majority rule-independent rule of law system?

Exism movements after gaining power within liberal democracies under majority rule and independent rule of law system become permanent dictatorship threats, but why this is the case is not clear...

04 August 2024 8,125 3 View

How to use Density Functional Theory to calculate carrier mobilities of solid system?

Hello, everyone. I have tried to determine carrier motilities of some materials, by Density Functional Theory, using Quantum ESPRESSO. There are a few methods to do it, like a package called...

04 August 2024 8,894 1 View

Senescence-associated beta galactosidase staining is False Positive in control group?

Hi guys If anyone is currently working on aging cells, you guys would like to give me some advice. I'm testing against biomarker (SA-beta-Gal), I encountered a false positive in the control group...

02 August 2024 6,735 1 View

Are current regulations effective in preventing cancer caused by toxins?

I am currently researching the impact of environmental toxins on children's health and would greatly appreciate insights from experts in the field. If you are an expert or researcher working on...

02 August 2024 4,474 2 View

Some new emerging problems on application of RL for scheduling in IoT networks?

I have seen plenty of existing works on applied Reinforcement Learning (RL) policies for optimized scheduling in IoT networks including Q-learning, DQNs, and the newer ones including PPO for...

01 August 2024 8,754 2 View

How to make a Lateral flow control line more uniform?

We have a lateral flow test on Sartorius 140 NC. The conjugate is gold-monoclonal antibody. Using different control lines (GAM, protein A, protein G) we get a very strong leading edge with reduced...

31 July 2024 4,510 3 View

How can I calculate formation energy using VASP-Ab-initio?

I would like to calculate the formation energy of P2-Na0.67Fe0.5Mn0.5O2 based on DFT, what should I do step by step. Any help would be appreciated. Thanks.

29 July 2024 8,248 2 View

Our partners will collect data and use cookies for ad personalization and measurement. Learn how we and our ad partner Google, collect and use data. Agree & close