An immense proportion of alleged felons are under the influence of mindaltering substances when they are arrested, and many people arrested for drug offenses and other crimes are addicted. Indeed, possession and use of illicit substances, which are necessary criteria of addiction, are crimes in every state and under federal law. Assessing the moral and legal responsibility of agents who engage ...

With the development of Internet and information technology, the digital crimes are also on the rise. Computer forensics is an emerging research area that applies computer investigation and analysis techniques to help detection of these crimes and gathering of digital evidence suitable for presentation in courts. This paper provides foundational concept of computer forensics, outlines various p...

Objective. Violence involving children has been one of the least documented areas of violent crime. The purpose of this study was to develop cost estimates to assess the magnitude of juvenile violence in Pennsylvania in terms of both victimizations and perpetrators. Our study is the first to address 4 critical questions. First, how large a share of violence is juvenile violence? Second, is the ...

Different machine learning approaches were conceptualized and implemented for predicting the probabilities of crime categories for crimes reported in San Francisco. The crimes records used in the research are downloaded from a competition on Kaggle. A Bayesian model, a mixture of Guassians model (stratified and unstratified), and logistic regression are implemented. A satisfactory result was ac...

We aim to classify the type of crimes committed within San Francisco, given the time and location of a criminal occurrence. This study is important and beneficial. Using data mining approaches, we can predict the location, type and time of criminal occurrences in the city. We also explore some interesting questions, for example, if more crimes occur on certain days of the week or certain times ...