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Questions related from Manas Ranjan Prusty
I have a 4-class problem with 5different classifiers. I want to find the best classifier among these 5 classifiers based on the area under the roc curve (AUC) concept. I have AUC of each of the 4...
05 May 2015 798 7 View
I have a multi class classification problem for various classifiers. I want to check which one is better among these classifier in total. I read some where that volume under the roc surface would...
05 May 2015 2,708 1 View
I want to call a matlab function from a graphical user interface developed using VB or GLG. This .m file could be a matlab library function or user-defined function Is this possible?If yes, please...
03 March 2015 468 3 View
I want to develop a GUI using matlab guide where there is a provision to upload data file from the pc where the program or code is running. This is like online uploading the data rather than...
01 January 2015 7,064 3 View
In-built packages are available in MATLAB for support vector machine and neural networks implementation. How can I analyze and test data sets? Can I use these packages or do I have to write...
01 January 2015 886 8 View
It is said that we should go for a ten times ten-fold cross validation. What does this mean and how is this done? What is the actual need of doing so?
01 January 2015 688 8 View
I am trying to analyse a Principal component analysis of a data set. But when I trying to take columns more than 5 as principal components, matlab throws an error saying 'out of memory'. How to...
11 November 2014 6,616 6 View
I would like to explain this question with an example. It is bit lengthy but please bear with me. Let say, I have 3 events and each have a specific trend of time dependent data for a particular...
10 October 2014 3,241 1 View
I want to classify some time series events. Due to the occurrence of an event, particular parameter continuously changes w.r.t time. This changing trend of the parameter is different for different...
10 October 2014 5,754 4 View
I have a dataset and I want to classify it. Is it necessary to run the 10-fold cross validation technique for more than once in order to generalize my accuracy?
09 September 2014 9,012 4 View
I have a standard set of sequential time based data which shows the trend of some events individually. I want to compare these data and check it with another new set of sequential time based data...
09 September 2014 4,987 4 View
K-nearest neighbor is a instance based learning or lazy learning algorithm. Does it any way convinces us to accept it as a machine learning algorithm? Is there any paper which strongly recommends...
09 September 2014 2,271 1 View
I am working on classification based problems using various supervised machine learning algorithms. I have found out simple accuracy based on correct classification. Is it necessary to go for...
09 September 2014 9,011 3 View
I aim at solving a classification problem using two-layered neural network with back propagation algorithm. Will my accuracy increase if I increase the no of neurons in the hidden layer of this...
09 September 2014 8,800 7 View
I am working on classification based problem using machine learning. I came across two abbreviation ROC and AUS which are said to be classification measures. What are the expansion of these and...
09 September 2014 1,356 1 View
In writing the pseudo code for support vector machine and artificial neural network, what are the steps we should mention?
09 September 2014 7,887 7 View
In PCA, based on the eigen values of the covariance matrix of the dataset, it is decided as to which column/variable is of importance. I want to know what is the real and practical use of finding...
09 September 2014 3,938 8 View
I am working on online time based event identification and pattern recognition. I am in a juvenile stage in my field. I wanted to know about any free available softwares which is very user...
08 August 2014 7,710 7 View
I want to know that which is the best software easily interface-able for visualizing online time series data. This graph plots values on the same graph each cycle time. It is like an online...
08 August 2014 9,808 3 View
I wanted to work on fuzzy inductive reasoning(FIR) and its written that SAPS-II toolbox is easier to work with for FIR. It is also said that this can be worked using MATLAB. But I am not able to...
04 April 2014 1,295 1 View
I am interested to work on fuzzy logic based temporal rules. So wanted to know about tools using which I can do this.
02 February 2014 6,387 1 View
I am having some events which are time dependent. For example, a malfunctioning of a component caused substantial change in some parameters and that may lead to another event after a certain...
02 February 2014 6,486 2 View