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Dimitrios Zacharatos

Recently Published

Global Temperatures
Spider Temperature Plot
Plot
Covid deaths divided by confirmed infections
Covid deaths divided by population
Smoothing methods
standard normal
Confusion matrix performance for different cut points
Prediction distribution for binary outcome
Confusion matrix
CAT simulation using catR
MNIST dataset in keras
PLOT MTMM
CFA measurement invariance
CFA MTMM
Diagnostics for one dimensional IRT with binary items
Scatterplot
test profvis
Syntactic Structures in R
Logistic function plot for Titanic
Receiver Operating Characteristic Curve using ggplot2
Response frequencies per factor in ggplot
Classification and regression trees before and after pruning
Importance plot for rpart object using ggplot2
Model diagnostics for pruning rpart object using rpart and ggplot2
Seasonal decomposition of average land temperature
ACF Function using ggplot with confidence intervals
Lag Plot using ggplot and forecast
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Age Adjusted Death Rate per Year
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Deaths in US
Decision Tree
Variable Importance for Random Forest Model
Trade Exchange Greece
Death Causes in US
Death Causes in US
Death Causes in US
Death Causes in US
Death Causes in US
Decision Tree for Survival in Titanic
Research and Development Expenditure (% GDP)
Military expenditure (% GDP)
Government Expenditure (% of GDP)
Imports (% of GDP)
GDP (Constant 2000US$)
Trade in Services (% of GDP)
Adolescent Fertility Rate
Fertility Rate
Fertility Rate
Trade in Services (% of GDP)
Fertility Rate
USD TO EURO - EURO TO USD
Mosaic Plot using ggplot2
Cross tables using ggplot2
Example of scree plot with automated factor extraction criteria using ggplot2 and simulated data
Stacked Factor Loadings with Correlation Matrix
check http://dmirman.github.io/
Stacked Factor Loadings From Simulated Personality Questionnaire Data
Y axis represents individual question X axis represents loadings
Wrapped and Ordered Factor Loadings From Simulated Personality Questionnaire Data
Y axis represents individual question X axis represents loading
Population Projection for 2005
3D Scatter Plot using plotly and simulated data with cholesky decomposition
Playing with random letter clouds