Mahnaz Behroozi

5 Questions 18 Answers 0 Followers

Questions related from Mahnaz Behroozi

Is there any method or rule of thumb that can define the percentage of bearable missing data in one variable?

I'm working on a set of clinical data and am eager to know if there is any method that can help me to decide whether to keep a variable (feature) or discard it because of the percentage of its...

01 January 2015 5,887 5 View

How can we find the optimum K in K-Nearest Neighbor?

Sometimes it's mentioned that, as a rule of thumb, setting K to the square root of the number of training patterns/samples can lead to better results. Is there any justification for that term or...

02 February 2014 7,784 41 View

How to optimize a combination of parameters using genetic algorithms?

I have a number of parameters in my proposed method in the field of cascade classification. With the means of different parameter settings, I obtained different accuracy. I want to find the best...

09 September 2013 8,395 47 View

I'm new to Weka and want to invoke classifiers and other Weka's capabilities from Matlab. Is there anyone who can help?

I implemented the following piece of code. clc;close all;clear all; import weka.classifiers.Classifier import weka.classifiers.bayes.BayesNet import weka.classifiers.Evaluation; v0 =...

05 May 2013 5,911 5 View

Is there anyone who is expert in "cascade ensemble learning"? I need a powerful and preferably new survey on this area.

The best thesis I found in this field is "Efficient Boosted Ensemble-Based Machine Learning In The Context Of Cascaded Frameworks", written by Teo Susnjak. It is a very useful resource and also a...

01 January 2013 6,880 2 View