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Last seen: 13 Tage vor | Aktiv seit 2017

Followers: 0 Following: 2

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Programming Languages:
C++, C, C#, MATLAB, Visual Basic
Spoken Languages:
English, Turkish
Pronouns:
He/him
Professional Interests:
Statistics and Machine Learning Applications, Data Analysis

Statistik

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Frage

Comparing classification performance using Friedman Test
I am trying to compare the performance of three classifiers across four performance metrics using the Friedman test in MATLAB. S...

29 Tage vor | 3 Antworten | 0

3

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Clustering using Gower's Distance
Hello all, I have a dataset that includes both categorical and numerical features, and I'm looking to perform clustering on it. ...

5 Monate vor | 1 Antwort | 0

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Shapley based feature selection
Hello everyone, I am trying to perform Shapley based feature selection. I wrote the code below but I did not use the Ytest varia...

10 Monate vor | 2 Antworten | 0

2

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Data normalization using robust scaling
Hello all, I am trying to implement "Robust Scaling" but I am confused. Should I use "all" argument for "median" and "iqr" funct...

mehr als ein Jahr vor | 1 Antwort | 0

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How can I determine number of samples?
Hello all, my question may not be directly related to Matlab, but I'm trying to draw samples without replacement from my dataset...

mehr als ein Jahr vor | 1 Antwort | 0

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How can I convert indices into a binary matrix?
Hello all, I have a txt file that includes list of selected items (there are 10 items in total). I am reading the file using "re...

fast 2 Jahre vor | 2 Antworten | 0

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How to find selection frequency in a txt file?
Hello all, I have 10 txt files (I share an example) and each file has a list of selected items. I have 13 items in total. What I...

mehr als 2 Jahre vor | 1 Antwort | 0

1

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How can I color an image?
Hello, I'm trying to segment an image using the DBScan algorithm, but the result is black and white. How can I convert the resul...

mehr als 2 Jahre vor | 2 Antworten | 0

2

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I can't use installed toolbox functions
Hello all, I have "Financial Toolbox" but I can't use "autobinning" function. I am getting "Unrecognized function or variable 'a...

etwa 3 Jahre vor | 2 Antworten | 0

2

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How can I load .mat files?
Hello, I have 3 .mat files and I want to measure feature importance. Following code works fine with .txt files but I am getting ...

etwa 4 Jahre vor | 1 Antwort | 1

1

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Datasets containing numerical and categorical data
Hello all, I have a dataset containing both numerical and categorical data. I want to use classification algorithms. Should I ch...

etwa 4 Jahre vor | 1 Antwort | 0

1

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How can I change bar graph x-axis?
Hello, I want to order my bar graph (left hand side) in descending order but didn't succeed in ordering x-axis labels (right han...

mehr als 4 Jahre vor | 2 Antworten | 0

2

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How can I group data in order to build a table?
Hello, I want to group values according to the first column which repeats itself in every 5 records and displays the values side...

etwa 5 Jahre vor | 1 Antwort | 0

1

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How to save "optimoptions" to a file?
Is there a way to save "optimoptions" to a txt file? I tried the code below but it is not working. I also tried "dlmwrite" and "...

mehr als 5 Jahre vor | 1 Antwort | 0

1

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Particle swarm optimization solving an equation system
I want to use particle swarm optimization to solve 4 complex valued nonlinear equations just to compare the results I got from o...

mehr als 5 Jahre vor | 2 Antworten | 0

2

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Solving nonlinear equations using fmincon
Hello, I have 4 nonlinear equations with 4 unknows (x(1), x(2), x(3), x(4)). I can get solutions using "lsqnonlin" and "fsolve" ...

mehr als 5 Jahre vor | 1 Antwort | 0

1

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Evaluation of Clustering Algorithms
I am trying to learn basics of clustering and clustering algorithms. Sorry if it is a dumb question. Is there a way to use K-Med...

mehr als 5 Jahre vor | 1 Antwort | 0

1

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Plotting Matrix with Small and Large Values
I am trying to plot the matrix (machines (rows) vs. production times (in sec) (columns)) below. C1=[0.6018 0.6238 0.6001 0....

mehr als 6 Jahre vor | 1 Antwort | 0

1

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Different Bayes Optimization Results
Sorry if it is a dumb question but is it normal to get different values despite using the same seed value? Or Am I making a mist...

mehr als 6 Jahre vor | 1 Antwort | 0

1

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Accumulating Unique Set Values
I have 10 sets (each set includes 1s and 0s: 1 means element selected) and trying to find the unique sets and store its element ...

fast 7 Jahre vor | 1 Antwort | 0

1

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Converting Cell Array into Array
I have 4 matrices with fixed columns but different rows (4 * n-by-3) created inside a for loop. I am storing them in a cell arra...

fast 7 Jahre vor | 2 Antworten | 0

2

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Converting Logical Indices into Real Values
I am trying to seperate observations of each class (I have 2 classes) but somethings wrong with the answers. I dont have a class...

fast 7 Jahre vor | 1 Antwort | 0

1

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Adding Legend to Perfcurve
I am plotting "perfcurve" but class 2 is shown as a green circle in the legend. How can fix it? Thanks for the help. <</matla...

mehr als 7 Jahre vor | 1 Antwort | 0

1

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Saving Classification Learner Results
Is there a way to save (export) the classification learner results (history and current model window values) in txt (or word or ...

mehr als 7 Jahre vor | 1 Antwort | 1

1

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Grouping Figures with Subplots
I have 3 figures which has 5 subplots and a uitable. I want to group them together. I use the following code but in the first ru...

mehr als 7 Jahre vor | 1 Antwort | 0

1

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Bayesian Optimization <undefined> and NaN Results
Sorry, if it's a silly question. I am using Bayesian Optimization to optimize classifier hyperparameters but sometimes I having ...

mehr als 7 Jahre vor | 1 Antwort | 0

1

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Adding an Extra Input Parameter to the Function
How can I add an extra input parameter to the function below? I want to add switch-case inside the function. [features,hist...

mehr als 7 Jahre vor | 2 Antworten | 0

2

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Bayesian Optimization Results Evaluation
I am trying to learn and understand Bayesian Optimization. My code is working like in the documentation page but what is the dif...

mehr als 7 Jahre vor | 1 Antwort | 1

1

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Parameter Optimization using Simulated Annealing
I am new to optimization and trying to understand the basics, so sorry if it is a dumb question. Is it possible to tune paramete...

etwa 8 Jahre vor | 1 Antwort | 0

1

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Find the threshold point in a matrix
I have a 178x13 double matrix. In each column there is a point where each data value starts to stay same. I want to find them (r...

etwa 8 Jahre vor | 1 Antwort | 0

1

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