A doubt of ROC in R

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How to generate an output about sequence similarity in PSI-BLAST?

When I do PSI-BLAST for a protein sequence against a non-redundant database (3 iterations) I get a PSSM matrix. Is it possible to generate any other output from PSI-BLAST for the above problem...

10 November 2012 3,187 2 View

How to generate ROC curve from svm-light output?

My svmlight output for binary classification (+1 for true and -1 for false classes) is like +1 0.001 -1 -0.34 +1 0.9 +1 055 -1 -0.2 I tried generating roc in R using ROCR package. But I...

09 October 2012 590 15 View

What is PROSET s/w and what is it used for?

Can anyone help me reg proset s/w. ALso I need help in installing it and using it.

09 October 2012 9,403 0 View

How to draw ROC curve and RI curve for prediction generation using SVM?

Will Rapidminer tool help me in drawing a ROC curve? Moreover, I tried installing it, but could not.

09 October 2012 205 5 View

How to run PSIBlast standalone and generate PSSM file?

I want to run PSIBlast stanalone in my machine and want to create PSSM file. I have blast standalone and it has psiblast too. I tried running command in it, but it is giving an error. I used the...

09 October 2012 391 5 View

How to increase heap size in weka3.6?

I tried increasing heap size by editing RunWeka.ini file and changed it to 1024m from 256m. I am using large dataset. After changing the file I saved it and ran WEKA again. But still I am getting...

09 October 2012 1,451 1 View

How to execute cross validation and generate ROC curve in SVMlight?

For doing cross validation is it the parameter x which has to be used? Or is it some other parameter? I am confused. For doing 10 cross validation -x 10 will be fine. Also in SVM light how to...

09 October 2012 7,187 9 View

SVM light classifier

I have been using SVM light for classification. Have tried various kernels while training the model. Can anyone suggest how to use user defined kernel while training the model.

01 February 2012 4,205 2 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

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

How can I represent SDS-PAGE results for machine learning analysis?

I am trying to classify and analyze the results of an SDS-PAGE based array for bacterial detection using machine learning, but I have trouble finding the best way to represent the results with...

27 February 2021 9,176 3 View