I have just begun my machine learning course from Andrew Ng at Coursera so I thought that this challenge would be a good test of my learnings. I apologise for the delay for article writing as I was not sure if I should have taken this challenge or not since the dataset seemed difficult to […]
Data Exploration, Observations and Data Preparation Planning
In progress
1. Business Understanding The air quality in Sofia, Bulgaria, has been a problem for some time already. The population of the city is constantly increasing and this brings more traffic on the streets. The car ownership in Sofia is among the highest in Europe with around 600 cars per 1000 citizens. Another huge issue in […]
SofiaAirRMarkdown2
Preliminary Analisys Due to the objective focused on predicting air quality forecast for the next 24 hours per station, first step should be data understanding for citizen science air quality measurements to group it by station and summarize them by day. To complete this task for inspection and pre-processing in order to find missing data, outliers and […]
Sofia Air 2.0 A study to investigate the static factors that are affecting the air pollution levels Note: Due to the high methodological complexity and the sheer size of the data the experts’ team authoring this case decided to postpone the traffic data for one of our next cases. So, the current case (which is […]
Business Understanding Air pollution is one of the major global topics in every part of the modern life – politics, ecology, social responsibility etc. In the last few years it became a major topic for Bulgaria and especially for Sofia. It is a well – known fact that our capital’s air is rather polluted. The […]
Week 1 – Kick off article. Feedbacks: First, Kudo’s for setting this up. Amazing kick off considering all the moving part. A few things for next time, especially keeping the remote folks in mind. The audio on youtube had a lot of static – any way you can eliminate that? The slides were hard to […]
1. Business Understanding Particulate matter is considered the air pollutant of greatest concern to the health of the urban population. Researches have shown that exposure to PM can lead to increased days lost from work or school, emergency room visits, hospital stays, and deaths. Both short and long-term exposures to PM can lead to […]
Article (1)
