Publications by Eric Lehmphul

American Sign Language Image Classification

06.08.2023

Code Show All Code Hide All Code American Sign Language Image Classification American Sign Language Image Classification Objective Data Source Read in Data Glimpse at Data Normalize Data Explore Data Frequency of Labels Explore Images Machine Learning XG Boost CNN Which Performed Better? (XG Boost vs CNN) Conclusion Eric Lehmp...

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PH Prediction

06.08.2023

Instructions This is role playing. I am your new boss. I am in charge of production at ABC Beverage and you are a team of data scientists reporting to me. My leadership has told me that new regulations are requiring us to understand our manufacturing process, the predictive factors and be able to report to them our predictive model of pH. Pleas...

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Multi-class Classification of Brain MRI Scans using Machine Learning

07.06.2023

Multi-class Classification of Brain MRI Scans using Machine Learning Multi-class Classification of Brain MRI Scans using Machine Learning Abstract Introduction The Author The Problem Literature Review Methodology Data Exploration Data Preparation Convolutional Neural Network Analysis Experimentation and Results Model 1 Model ...

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Multi-class Classification of Brain MRI Scans using Machine Learning

16.05.2023

Multi-class Classification of Brain MRI Scans using Machine Learning Multi-class Classification of Brain MRI Scans using Machine Learning Abstract Introduction The Author The Problem Literature Review Methodology Data Exploration Data Prepration Convolutional Neural Network Analysis Experimentation and Results Model 1 Model 2...

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DATA624: Project 2

13.05.2023

Instructions This is role playing. I am your new boss. I am in charge of production at ABC Beverage and you are a team of data scientists reporting to me. My leadership has told me that new regulations are requiring us to understand our manufacturing process, the predictive factors and be able to report to them our predictive model of pH. Pleas...

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DATA624: Homework 9

01.05.2023

Code Show All Code Hide All Code DATA624: Homework 9 DATA624: Homework 9 Objective 8.1 Part A Part B Part C Part D 8.2 8.3 Part A Part B Part C 8.7 Part A Part B Part C Eric Lehmphul 4/23/2023 library(tidyverse) library(party) library(mlbench) library(randomForest) library(caret) library(gbm) library(rpart) library(AppliedPred...

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DATA624: Homework 8

23.04.2023

Code Show All Code Hide All Code DATA624: Homework 8 DATA624: Homework 8 Objective 7.2 Models Best Model MARS Variable Selection 7.5 Data Preparation Part A Part B Part C Eric Lehmphul 4/2/2023 library(AppliedPredictiveModeling) library(caret) library(mlbench) library(dplyr) library(corrplot) Objective Do problems 7.2 and 7...

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DATA624: Homework 7

02.04.2023

Code Show All Code Hide All Code DATA624: Homework 7 DATA624: Homework 7 Objective Exercise 6.2 Part: a Part: b Part: c Part: d Part: e Part: f Exercise 6.3 Part: a Part: b Part: c Part: d Part: e Part: f Eric Lehmphul 3/26/2023 library(AppliedPredictiveModeling) library(caret) library(dplyr) library(corrplot) Objective In Kuhn and...

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DATA624: Project 1

27.03.2023

Code Show All Code Hide All Code DATA624: Project 1 DATA624: Project 1 Objective Part A - ATM Forecast Read in Data Data Exploration Data Modeling Part B - Forecasting Power Read in Data Data Exploration Data Modeling Eric Lehmphul 3/12/2023 library(tidyverse) library(readxl) library(fpp3) library(forecast) Objective This pr...

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DATA624: Homework 6

19.03.2023

Code Show All Code Hide All Code DATA624: Homework 6 DATA624: Homework 6 Task Exercises 9.1 9.2 9.3 9.5 9.6 9.7 9.8 Eric Lehmphul 3/12/2023 library(fpp3) library(ggpubr) Task Do the exercises 9.1, 9.2, 9.3, 9.5, 9.6, 9.7, 9.8 in Hyndman. Please submit both the Rpubs link as well as your .rmd file. Exercises 9.1 Figure 9.32 shows the...

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