Thesis etd-10242022-122407 |
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Thesis type
Tesi di laurea magistrale
Author
BICCHIELLI, NICOLA
URN
etd-10242022-122407
Thesis title
Use of Artificial Intelligent methods for the prediction of crime incidents in real world datasets
Department
INGEGNERIA DELL'INFORMAZIONE
Course of study
ARTIFICIAL INTELLIGENCE AND DATA ENGINEERING
Supervisors
relatore Ing. Renda, Alessandro
Keywords
- artificial intelligence
- classification
- crime prediction
- real world datasets
- regression
Graduation session start date
18/11/2022
Availability
Withheld
Release date
18/11/2092
Summary
Crime events in cities around the world have been proven to be unevenly distributed in space and time.
The first crime dataset that was analysed in detail contained over half a million crime records that were registered in the city of Boston, Massachusett. This dataset was explicitly used to understand the possible directions that could be followed to obtain interesting classification results. Next, a Swiss crime dataset was analysed. This dataset was much smaller compared to the previous one. After the preprocessing, many different types of analyses were made: the first was a regression analysis, which proved to obtain results that were of not very high quality. After this, various classification tasks (i.e. tasks with 2/3 classes, tasks that also considered exogenous data or only crimes that were committed during a specific part of the year) were described. The models that were used in these cases were to obtain very interesting results under specific circumstances. Finally, the classification models were compared to a state-of-the-art classification model, the Near Repeat prediction system, which was implemented in a way that could easily adapt to the structure of the given datasets.
The interesting results that were obtained in this thesis could certainly be used as a solid starting point for many other future analyses regarding the fascinating world of crime prediction.
The first crime dataset that was analysed in detail contained over half a million crime records that were registered in the city of Boston, Massachusett. This dataset was explicitly used to understand the possible directions that could be followed to obtain interesting classification results. Next, a Swiss crime dataset was analysed. This dataset was much smaller compared to the previous one. After the preprocessing, many different types of analyses were made: the first was a regression analysis, which proved to obtain results that were of not very high quality. After this, various classification tasks (i.e. tasks with 2/3 classes, tasks that also considered exogenous data or only crimes that were committed during a specific part of the year) were described. The models that were used in these cases were to obtain very interesting results under specific circumstances. Finally, the classification models were compared to a state-of-the-art classification model, the Near Repeat prediction system, which was implemented in a way that could easily adapt to the structure of the given datasets.
The interesting results that were obtained in this thesis could certainly be used as a solid starting point for many other future analyses regarding the fascinating world of crime prediction.
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