Making Cortana smarter: how machine learning is becoming more dynamic

Machine learning is improving everything from image and speech recognition to predicting when machinery will fail. It's what makes Cortana smart enough to crack jokes and predict sports matches, as well as tell you when to leave early for your meeting because the traffic is bad. But there's still a long way for digital assistants to go before we can really trust them.We're still testing computer systems that try to help us, not on facts but on how well they communicate, claims Bing's search dire