What are the software/tools available for SEM image analysis of bacterial biofilms?

Dear Researchers: Greetings! I am interested in learning electron microscopy image analysis of bacterial biofilms, mainly using open-source software. I have been using basic functions and tool...

28 May 2020 5,572 4 View

The condition has length > 1 in ifelse in r?

When the condition has length > 1 in ifelse in r and there are more than 2 statements how to use ifelse? I have a data set wherre I want to categorise people in to categories using sveveral...

04 March 2020 4,811 6 View

Does Scipy.Optimization.minimize API has the ability to converge into global minimum when local minimums are there?

In the python library Scipy, the optimization.minimize() API has several algorithms which we can use to optimize our objective functions. But in my case, when I use this API with those algorithms...

21 January 2020 1,069 6 View

When we are using already available records, in a retrospective cohort study the sample size calculation to be done in which formula?

I have started a study of record available at clinic collected years back.So it seems to be a retrospective cohort study.But when calculating sample size I feel like it to be done in normal cross...

12 August 2019 866 3 View

What would be the suitable machine learning algorithm for a smaller dataset?

What would be the suitable ML methods for a low dimensional dataset e.g. 3000 x 5 (3000 records, 4 input variables and a single output)? Will Bayesian regularization methods work well due to its...

01 August 2019 1,217 3 View

How to convert SNP data in microsoft excel into hapmap?

I have a big data set of SNP in excel format, how can i convert them into hapmap

01 March 2018 2,605 1 View

Can someone suggests good molecular markers for population genetics of leafy liverworts?

i'm looking for good molecular markers on populaion genetic studies of leafy liverworts

27 February 2017 6,106 1 View

How to find the actual transition state of a reaction?

25 August 2016 7,629 3 View

Can a tool which has been validated as a self-administered questionnaire, be used in a study as an Interviewer-administered questionnaire?

20 July 2016 5,811 4 View

How to interpret three way ANOVA significant interaction effect (none of the others are significant) ?

I conducted 2*2*2 experiment and only main interaction is significant (2*2*2). All the other interactions and direct effects are not significant. Please let me know the steps of interpreting the...

12 May 2016 2,260 4 View

Why should we choose deep learning to machine learning? Why is CNN better for image classification? Can I get Typical Answer?

What Characteristics makes CNN work better?

03 March 2021 1,458 4 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 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

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

What is the difference between L1 and L2 regularization in machine learning?

L1 and L2 regularization

28 February 2021 4,187 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 any Machine Learning/AI algorithm that lets you predict with incomplete features without missing value imputation process?

For instance, the model is trained with A,B,C,D,E features to predict F target. Then, I want to make prediction on a new data, but with only A,C,D,E is known without doing missing value imputation...

28 February 2021 1,556 6 View