The amount of casualties, injuries, and deaths caused by traffic accidents each year, as well as the significant economic costs involved, make them one of the most prominent global concerns. There are many factors that are responsible for causing road accidents. If these factors can be better understood and predicted, it might be possible to take measures to mitigate the damages and their severity.
This case study is part of Microsoft Code Without Barriers Hackathon 2022 program.
Thailand has a mission to reduce car accidents and improve road safety. Therefore, it is crucial to understand the causes of the accidents and identify risky areas. The project’s primary goal of this project is to figure out what factors increase the likelihood of accidents and to create a Machine Learning (ML) model to predict car accidents in each area and suggest how to prevent car accidents in the future.
As part of this research, I conducted an analysis of the accident reduction rates using Power BI and Azure Machine Learning on accident data from different provinces in Thailand over the period of 2018 to 2021. The analysis will be extended to other regions in Asia in the near future.
Data Source : Government Big Data Institute (GDBI) Collaborating with Department of Disease Control, Ministry of Public Health of Thailand
Globally, Every year, approximately 1.3 million people's lives are cut short due to a road traffic crash (WHO,2021). The number of casualties, injuries, and deaths caused by traffic accidents each year and the significant economic costs involved make traffic accidents one of the most prominent global concerns. A variety of factors cause road accidents. If these factors can be better understood and predicted, it might be possible to take measures to mitigate the damages and their severity.
The case study calls for further steps in identifying dynamic hotspots so that public and private entities can better manage resources.
The effective identification of dynamic hotspots can be used in several use cases, including allowing:
- local municipal / city authorities to more effectively organize their traffic control systems.
- Insurance companies to share this information with their clients for a safer driving experience.
- End-user apps such as Waze optimize routes by anticipating dangerous spots.
This is my first time using Azure for machine learning.
To implement and publish the model, there is a steep learning curve. As I do not have access to Power BI, I must borrow a window device in order to conduct the analysis and visualisation. Nevertheless, Microsoft Azure and Power BI are both extremely powerful tools. I look forward to using Microsoft Azure and Power BI more in my professional capacity.
Because the web service deployed in Azure couldn't be connected to Power BI, I built a simple interface for data entry and predicted output probability.
This current study faced several constraints, such as being limited to only four databases from the Injury surveillance system owned by the Division of Injury Prevention, Department of Disease Control, Ministry of Public Health, Thailand.
The datasets focus on the injured people that have got treatment in hospitals. There is a possibility that other techniques are present which are not listed in this presentation. Model training can be conducted using road-type data in further research.
As a result, it can improve traffic accident prediction and enhance the accuracy of predictive models, addressing the responsible factors for accidents.
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