What are the easy methods or techniques to synthesize green nano particles?

because many technical steps are there to get a particular plant nano particle and its expensive too

14 January 2021 1,556 4 View

For a PCR the volume of each component is standard ?

for example the total volume is 50microliters how can we know that what will be the amount of template , buffer, enzyme, primers (forward and reverse), dNTPs, MgCl2 and water?

02 January 2021 3,352 6 View

How can we know about the final concentration of each component to be used in the master mix for the PCR ?

Final concentration for each component in master mix depends on what or how it will be known that in this master mix the concentration required is __ microliters ?

02 January 2021 5,764 2 View

How can I separate features and the background to measure pixel intensity?

For image processing, I am using ImageJ. I need to separate the features from the background and calculate pixel intensity of features and background. Can anybody help me in this? Thanks

09 December 2020 7,472 9 View

Which are the appropriate metrics can be used to calculate overall Precision, Recall and F-measure in different data samples? and when can use F1?

If we have three different domain of data (e.g. security, AI and sport) and we did 3 different case study or experiments (1 for each domain) and we estimate the Precision, Recall and F-measure for...

07 December 2020 9,833 3 View

How can stem cells repair damaged cells?

How can stem cells repair damaged cells? Could anyone provide papers show the therapeutic potential of stem cells in vitro (on the disease model)?

29 November 2020 9,534 6 View

How can to calculate the Computational complexity/cost (espatially, number of operations and space/memory cost) for an algorithm?

As we know, computational complexity of an algorithm is the amount of resources (time and memory) required to run it. If I have algorithm that represents mathematical equations , how can estimate...

25 November 2020 6,950 7 View

Which is the best scale available to measure conflict management styles?

I have come across multiple instruments for conflict. Now I'm confused as to which one to use. Expert opinions are welcome.

22 November 2020 3,651 5 View

Chi square test for the over time tested variable ?

16 November 2020 8,291 4 View

Help me find the transfer function of the following non linear coupled ODE system ?

I need to find the transfer function for the system in MATLAB. I do know the ss2tf command but its not that simple. Please guide.

08 November 2020 4,414 1 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 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

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 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

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

How could I process data in RCT to include it in meta-analysis?

I'm in the process of doing a meta-analysis and have encountered some problems with the RCT data. One of my outcom is muscle strength. In one study, I have three different measurements of muscle...

25 February 2021 7,603 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

How to interpolate from a time-series database ?

Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...

24 February 2021 9,105 2 View

Is it mandatory to specify Subjects Combinations in Generalized Linear Mixed Models (SPSS)?

Hi all, I have data with two levels: lets think of the classic example of students and schools. When running the analysis in SPSS and selecting the Random Effects, we can select (we can or we...

24 February 2021 7,379 4 View

Satellite orbit estimation using Recurrent Neural Network - what should I use?

Hello, I am a master's student studying in Yonsei Univeristy, Korea. I am trying to estimate the state of satellite, using Neural Network. Below is a simple flow of my study. 1. Train (t0 ~ t1)...

23 February 2021 6,383 3 View