Anusha a S

8 Questions 2 Answers 0 Followers

Questions related from Anusha a S

Is it appropriate to represent correlation coefficient (Pearson or Spearman) as percentage?

I am tabulating the results of a few studies in literature. Some studies have attempted classification and have indicated their results as accuracy in percentage, while some studies have done...

01 January 2019 2,382 3 View

Is WatchPAT a home sleep monior?

Is WatchPAT from Itamar medical a home sleep monitor or sleep apnea monitor? Can it be used to generate the ground truth for sleep staging? Any reliable references of the use of the device as a...

12 December 2018 8,878 2 View

Can we implement a "Mixture of Experts'" model for clasification using learning algorithms like LDA, QDA etc?

Hi, The "Mixture of Experts" concept in machine learning is mostly described in the existing literature as a combination of multiple neural networks. Is it possible to implement the model using...

11 November 2018 498 5 View

What is the difference between Subject specific and Epoch specific clustering?

Many of the machine learning algorithms use k-means clustering to improve the clasification performance based on human physiological signals. However, while some studies uses a subject specific...

11 November 2018 8,407 2 View

What is the advantage of using statistical techniques before feature selection using wrapper method?

I have seen literature reporting the use of statistical techniques like Mann-Whitney U test and Cohen's D effect size to identify most suitable subset of features for a classifcation problem. But...

09 September 2018 5,674 2 View

Is there any criteria for the choosing classifiers for any classification problem?

I am trying to perform a multilevel stress classification. The existing literature reports the use of LDA, QDA, SVM-linear, SVM-rbf, kNN and NB for classification. But, are these classifiers...

09 September 2018 2,211 3 View

How does the AttributeSelectedClassifier in WEKA works?

Is there any document giving a mathematical representation of the working of AttributeSelectedClassifer in WEKA?

07 July 2018 4,017 1 View

Can a stress measurement questionnaire induce additional stress?

We are using STAI questionnaires to measure the stress levels in subjects undergoing invasive clinical procedures. I just wanted to know if administering a questionnaire to measure stress levels...

07 July 2018 8,539 1 View