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mjostaszewski

Marek Ostaszewski

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Ngram-based next word prediction
The final presentation for the Data science course on Coursera by JHU
Data Science Capstone: Exploratory data analysis
The first assignment of the Data Science Capstone, the report describing the exploratory data analysis of the SwiftKey text corpus.
Developing Data Products - Week 4 slides
Presentation required for the final assignment of the Developing Data Products course.
R Markdown presentation with plotly of Mexican Hat wavelet
Developing Data Prodicts - Week 3 assignment
Leaflet map of air quality monitors in US
Locations of selected air quality monitors un US using leaflet
Exploratory analysis of NOAA Storm Database
The exploratory analysis is performed on the dataset of NOAA Storm Database. The dataset, after an extensive cleaning, is used for three analyses. First, I take an overview of total impact on population health and economic damage by all storm-related events over time. Second, I identify the events most harmful for population health in United States. Finally, I identify the events causing the biggest economic damage across United States. I briefly discuss each figure.