12 sentiment analysis algorithms were compared on the accuracy of tweet classification. The fasText deep learning system was the winner. — Sentiment analysis is used to determine if the sentiment in a piece of text is positive, negative, or neutral. Sentiment analysis is a form of natural language processing and is part of a subcategory of NLP techniques known as information extraction. One job of a data scientist is to choose…

The NHTSA website’s section on self-driving vehicles starts off with some compelling statistics: 36,560 people killed in motor vehicle accidents in the US in 2018 90% of motor vehicles accidents are caused by driver error Moreover, according to the website, today’s driver assistance technologies such as emergency braking and pedestrian…

Many of today’s consumer vehicles have Level 2 self-driving capabilities. This means that the car will automatically stay in the correct lane and accelerate/decelerate on its own. However, the driver must always have their eyes on the road and be ready to take over immediately. In GM vehicles, this is…

In 1949, George Orwell wrote his dystopian novel Nineteen Eighty Four that described a future society in which the government continuously monitored everyone’s actions and conversations. AI technology has now made that level of monitoring possible, and society needs to cope with the consequences. Facial Recognition in China Facial recognition is perhaps the AI…

Imagine the damage an intelligent virus could inflict. It would arrive at the network perimeter. Or worse, it would penetrate your firewalls via a phishing attack. It would take stock of the system’s defenses, make real-time intelligent decisions, and start attacking. For example, it could conceivably turn its virus characteristics…

State and local governments are starting to permit the testing of driverless cars. This will likely result in accidents and traffic jams. — There were over 37,000 fatal accidents in the US in 2017. Someday, driverless cars may make our roads safer. At the same time, millions of seniors and people with disabilities suffer from limited mobility. Driverless cars and taxis might someday provide mobility for this population.

In the early 1980s, AI was a hot topic — just like it is now. Back then, nearly every software product was re-branded as containing some form of AI, and the hype was out of control. This re-branding is happening again in 2020. In 1976, my Yale University colleague, Professor…

Sure, we can ask Siri or Alexa to answer a question or perform an action for us. But Siri and Alexa can only respond to pre-programmed questions and commands. (You can find a detailed explanation of how personal assistants work here). …

Many people are worried about artificial intelligence taking over the world. A recent study found that 60% of the people in the UK fear AI. Tesla founder Elon Musk says that AI is humanity’s “biggest existential threat,” and that it poses a “fundamental risk to the existence of civilization.” Let’s…