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Questions related from Sheema Khattak
How can we determine from the results of PSNR and MSE that how is the quality of the images for quantitative and qualitative analysis.
01 January 2018 8,679 3 View
Methods like ROC/AUC, precision,specificity and accuracy etc are used for quantitative analysis. What are other methods to evaluate the results.
11 November 2017 4,505 5 View
Since Random walker is used for both segmentation as well as classification. But it works on supervised learning so is it better to comapre it with other segmentation techniques or classification...
04 April 2017 3,932 3 View
How to understand what RVM is showing and how to plot an output out from the results?
10 October 2016 2,404 0 View
How should be the introduction portion written in a research article to get the paper published in computer vision.
09 September 2016 2,633 2 View
How can beginners write research article in such a way that it gets published in a reputable journal especially the crucial portions like experimental results and hence convincing the readers...
08 August 2016 1,035 8 View
In order to find abnormalities and eventually disease detection.
07 July 2016 2,180 2 View
Also kindly illustrate the key terms in the context of its implementation seeds,masks,labels and beta? what are these terms and what does they represent?
04 April 2016 4,631 2 View
SVM Classification results in the form of 2-d plot
09 September 2015 599 1 View
For PhD research any new ideas and methods
08 August 2015 8,863 1 View
image segmentation for disease detection, defect inspection, MRI,X-rays etc.
07 July 2015 7,428 6 View
I want to know every detail about RVM from definition to implementation. Research papers are not helping. Are there any easy to understand resources?
06 June 2015 2,165 1 View
Research areas: Computer vision, machine learning,image processing,medical imaging,defect inspection etc
05 May 2015 4,477 0 View
For PhD level research studies what are the current trends in medical image processing?
04 April 2015 7,889 1 View
I have found that w determines the orientation or direction of hyperplane. How can we more elaborate the vector w? Like does it mean which quadrant hyperplane is in ?
01 January 2015 8,775 3 View
matlab feature extraction for svm classification How to split so many features (for 47 images) (extracted using detectSURFFeatures(), ExtractFeatures() in matlab) into training and testing sets...
12 December 2014 3,962 6 View
MATLAB, specificity, sensitivity.
12 December 2014 709 10 View
How can I determine w.x+b? What I mean is does w,x refer to in svm? Also, the rest of the properties that model struct holds is unclear to me. I am talking in the context of libsvm in matlab?
12 December 2014 6,320 1 View
What about ROC? To segment an image into healthy and non-healthy regions, how do I check which method best segmented the image into these categories? Is there any tool in MATLAB for it, or some...
11 November 2014 1,315 9 View
How can I judge which image segmentation method performed well using ROC or perfcurve in MATLAB?
11 November 2014 9,124 8 View
The feature extraction is also done automatically using matlab built-in tools
11 November 2014 6,838 11 View
How can one come to know which feature from feature vector extracted from histogram, belongs to which segmented category on the basis of which one can construct label matrix for svm?
11 November 2014 9,804 0 View
What are they best optimized parameters to be used in svm for binary classification and linear kernel e.g values of -c, -b, -h, -s etc to get a best separating clusters of svm with separating...
09 September 2014 5,820 4 View
ROC: Receiver Operator Curve AUC: Area Under Curve.
09 September 2014 935 16 View
how to plot parameters of ROC out of SVM?
09 September 2014 6,665 2 View
How to display results in graph, plot or hyperplane of svm with w ,b and svs etc.
08 August 2014 6,736 3 View
Why do we compare kernels with precomputed kernels and how?
08 August 2014 2,307 5 View
The svm hyperplane graph with weights n bias etc all .
08 August 2014 4,610 3 View
e.g. scale_check.py etc how to use them in matlab libsvm
08 August 2014 378 0 View
What is the file format it accepts for svmtoy and how to display a proper svm plot with data points. I made .txt files in libsvm file syntax i.e. label index:value... but don't get datapoints in...
08 August 2014 2,088 1 View
formula for maximum entropy calculation
07 July 2014 7,840 7 View
to capture the local similarity of objects in image
07 July 2014 5,047 17 View
how to get started with libsvm in matlab, cant figure out; step by step
07 July 2014 1,294 6 View
For example the file heart_scale provided with the libsvm package. Do I need to make such files for training and testing? If yes how and on what basis?
07 July 2014 4,794 13 View
For example using imtool() or impixels() in matlab for pixel value retrieval for building training and test sets for svm.
07 July 2014 8,236 7 View
I do not have free access to digital library I need some material worth to write a thesis especially material from ieee, acm and science direct databases. Any idea how to solve this problem.
07 July 2014 5,980 4 View
Multiclass svm matlab image processing.
06 June 2014 2,900 7 View
Formulations of tsallis and renyi.
06 June 2014 1,283 1 View
How can lower approximations and upper approximations be computed in an image ?
06 June 2014 1,288 8 View
computing rough entropy in matlab
06 June 2014 8,110 2 View
Can histon that is computed from histogram refer both to upper and lower approx. in rough entropy?
06 June 2014 9,289 2 View
Multilevel threshold
06 June 2014 9,468 4 View
Kernel, approximate wavelet, rough, tsallis, renyi, complex, Phi, sharma mittal, shanon entropy.
06 June 2014 9,958 1 View
I'm looking for these formulations entropy methods and also details on putting formulations in matlab for implementation of rough, tsallis, renyi entropy methods. Also, can you please recommend a...
06 June 2014 10,017 5 View
How can I put values in its formula?
06 June 2014 9,605 1 View
For example different entropy methods and their results on comparison finding their precision.
06 June 2014 5,053 0 View
Use fwind2 to design an approximately circularly symmetric two-dimensional bandpass filter with passband between 0.1 and 0.5 (normalized frequency, where 1.0 corresponds to half the sampling...
06 June 2014 6,124 0 View
I want to know in the context of svm classification for image processing
05 May 2014 1,473 8 View
I want to know regarding SVM classification for image processing
05 May 2014 9,955 1 View
Is there a way of labeling multiple objects within an image or each object would be separated to get the results on their feature basis?
05 May 2014 2,894 2 View
Multilevel threshold.
05 May 2014 2,374 11 View
Applications of different types / theories and best entropy method used in image processing.
05 May 2014 6,990 7 View
According to my knowledge subplot() is used inside loop to display all images in a single figure. I tried it, but I get separate figures e.g. 24 counter in a loop for 24 images than 24 separate...
05 May 2014 5,405 6 View
Classification using svm on image dataset.
05 May 2014 1,978 1 View
Image processing in matlab
05 May 2014 4,802 6 View
What does the term filter size=5 mean?
05 May 2014 4,906 4 View
Multilevel thresholding based on entropy and image processing
05 May 2014 6,248 2 View
As bwlabel() works for labeling binary image how can we do the same for greyscale image in matlab?
04 April 2014 4,776 8 View
I need to display histograms and slopes of multiple images in single figure. How could I do that in MATLAB?
04 April 2014 2,230 5 View
How would I specify that group 1=apple,group 2 = orange and group3=banana?
04 April 2014 1,433 2 View
How can I use Libsvm for multi-class classification using matlab?
04 April 2014 1,443 20 View
I need to multiclass classify an image data set using matlab with svm but do not know the outline of flow. How would that happen?
04 April 2014 6,412 10 View
see above
03 March 2014 4,410 10 View
There are functions in Matlab for svmclassify, svmtrain, svmgroups, etc. that I don't understand. In which format image would data be passed as a parameter and which steps do what regarding source...
03 March 2014 9,188 31 View
