News by Subject Technology & Engineering

How long has it been since you logged onto a Web site and you were prompted to decide whether to opt out of 'cookies' that the site told you will enhance your online experience? Minutes? Hours?

Research from Michigan State University is one of the first to identify common attributes of cybercrime networks, revealing how these groups function and work together to cause an estimated $445-600 billion of harm globally per year.

Mass communication professors at the University of Kansas analyzed a year of Twitter activity from nearly 500 climate change NGOs from 79 countries and found those from rich nations were most engaged and had the biggest audience, leaving others at risk of not having their message heard and being left out of the global movement.

Refugees are often the target of hate speech on social media, but researchers at Carnegie Mellon University are now leveraging artificial intelligence to identify and highlight sympathetic and supportive social media posts.

Live chat tools allow for communication between sellers and buyers. They are popular instruments for e-commerce sites that don't have the advantage of face-to-face communication that brick-and-mortar stores do. New research in the INFORMS journal Information Systems Research says these live chats can actually increase sales and boost profits.

Find a restaurant. Book a hotel. Choose a product to buy. Online ratings and reviews from other customers can help with making decisions on all of these, and their use has exploded in the past decade. But online ratings of physicians? A new poll suggests they don't yet hold as much sway with the Americans who use the most health care: people over age 50.

In a paper published this week in the Proceedings of ACM Sigmetrics Conference, MIT researchers describe a model for forecasting financials that uses only anonymized weekly credit card transactions and three-month earning reports. Tasked with predicting quarterly earnings of more than 30 companies, the model outperformed the combined estimates of expert Wall Street analysts on 57 percent of predictions.

Thanks to the implementation of advanced random access schemes using efficient, low complexity algorithms. According to a study published in International Journal of Satellite Communications and Networking of which one of its authors is Giuseppe Cocco, a researcher at the DTIC and at the German Aerospace Center (DLR).