Do you think the following is a reliable database for crop production in Europe?

The following Web site provide detailed information for more than 26 crop types in Europe. https://map.onesoil.ai/2018?crop=almonds&last=crop#2.84/56.08/9.72 It is expected that this Web will...

09 October 2018 6,200 4 View

Why some literature are cited more than the others?

Although some literature's findings are more important than others, but they are less cited. Is it because of the rank of the journal? or due to other reasons? what are they?

04 May 2018 3,481 26 View

Are there differences between the period length of copyrights for published articles between different countries?

Copyright for a published article is an important issues, but there is still lack of knowledge of several related aspects like: Is the period length of a published article the same for all...

01 February 2018 7,091 0 View

What makes a research paper more appealing for citations than other research papers?

Dear Researchgate members, Some research papers deal with the same topic but using different approaches. What makes a research paper appealing for citation more than the other research...

09 October 2017 3,937 5 View

What is the most robust, efficient and reliable supercomputer in the world?

Supercomputers are needed to perform operations in short time compared to normal computers. Which supercomputer is the best in the world? and for what reasons is used? is it publicly available for...

08 September 2017 1,472 0 View

Are we really experiencing climate change?

08 September 2017 9,763 1 View

What is the best open source remote sensing software?

With the fast growing volume and the increasing complexity of the remote sensing images, there is always need for a compatible, reliable and efficient software. However, current commercial...

08 September 2017 3,938 2 View

Which country is the most productive in scientific research?

Nowadays the progress and development of any country is measured by the development and support of scientific research. Which country is contributing with scientific research that improves human...

08 September 2017 5,346 3 View

What are the best criteria to evaluate academic institutes around the world?

07 August 2017 2,232 0 View

Is it really necessary to patent an invention? Is it enough to publish a research work in a refereed journal to protect the copy right?

31 December 2015 8,614 4 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

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 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

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Choice of Ab for Co-IP: Does an anti-(tag) antibody (such as anti-flag/ anti-myc) a must if I am using co-transfected cells for Co-IP?

Hi guys, I am trying to detect the binding of 2 proteins by Co-immunoprecipitation. However, the choice of antibody is confusing me. I tried probing the endogenous protein right away but the...

16 February 2021 9,050 5 View

Is Genetic Algorithm usage for Motor Conception FEA optimization a good choice?

Hi RG community, Like the title shows ,i was wondering if choosing the GA for this kind of Optimizaiton is a good choice? For example we have a population of 100 (for 7-8 Optimization Variables),...

14 February 2021 1,160 7 View

What will happen when we assume an upper bound of OFV lower than the global minimum OFV ?

if we assume 20 is the upper bound of an objective function (OF) based on permutation a square matrix (nxn) , The minimum value of the OF=22, then we run a random operator to compute the OF by...

14 February 2021 6,056 5 View