Kelly Szutu – Medium

Kelly Szutu
in
Artificial Intelligence in Plain English

Ensemble Methods in Multiple Classifier System- Bagging, Boosting and Stacking

Ensemble methods reduce total error and improve the performance by combining the prediction made by multiple models…

5 min readApr 29, 2020

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Ensemble Methods in Multiple Classifier System- Bagging, Boosting and Stacking

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Kelly Szutu
in
DataDrivenInvestor

Things Behind the Decision Tree Method- Algorithm, Model Building and Issues

Decision Tree is a supervised learning method that uses a tree-like model for classification and regression…

5 min readApr 27, 2020

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Things Behind the Decision Tree Method- Algorithm, Model Building and Issues

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Kelly Szutu

Dimension Reduction- Feature Selection and Feature Extraction

Feature selection and feature extraction reduce dimension by selecting key variables . What are the similarities and different between…

3 min readApr 22, 2020

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Dimension Reduction- Feature Selection and Feature Extraction

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Kelly Szutu
in
Analytics Vidhya

Feature Extraction and Brand Perceptual Map Using PCA in R

What is PCA? A procedure that converts a set of possibly correlated variables into a set of linearly uncorrelated principal components…

4 min readApr 20, 2020

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Kelly Szutu
in
Analytics Vidhya

Feature Extraction Using Factor Analysis in R

What is Feature Extraction? A process to reduce the number of features in a dataset by creating new features from the existing ones…

5 min readApr 15, 2020

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Feature Extraction Using Factor Analysis in R

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Kelly Szutu
in
Analytics Vidhya

Feature Selection Using Wrapper Methods in R

What is Feature Selection? A process to filter irrelevant or redundant features from the dataset…

4 min readApr 13, 2020

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Feature Selection Using Wrapper Methods in R

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Kelly Szutu
in
Analytics Vidhya

3 Simple Steps to Merge a Large Number of Files using Python

After data extraction, we usually need to merge those files together for further analysis. It can be several files, but it can also be…

2 min readApr 10, 2020

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3 Simple Steps to Merge a Large Number of Files using Python

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Kelly Szutu

[Study] MSBA Comprehension Exam Review

Notes for the exam that cover all the courses I take in MSBA program

7 min readApr 10, 2020

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[Study] MSBA Comprehension Exam Review

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Kelly Szutu

[Study] ASU MSBA一年就讀心得

從當初申請研究所到現在也有一年的時間了…

6 min readApr 8, 2020

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[Study] ASU MSBA一年就讀心得

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Kelly Szutu

6 Methods for Data Visualization

As a data journalist, a storyteller, or even a data analyst, teaching yourself Python, R, Tableau or Power BI could be…

4 min readApr 6, 2020

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6 Methods for Data Visualization

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Kelly Szutu

Kelly Szutu

Journalist x Data Visualization | Data Analyst x Machine Learning | Python, SQL, Tableau | LinkedIn: www.linkedin.com/in/szutuct/

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