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Finding a good data scientist has been likened to hunting for a unicorn: the required combination of technical skills is simply very hard to find in one person. In addition, good data science is not just rote application of trainable skill sets; it requires the ability to think flexibly about all these areas and understand the connections between them. This book provides a crash course in data science, combining all the necessary skills into a unified discipline. Unlike many analytics books, computer science and software engineering are given extensive coverage since they play such a central role in the daily work of a data scientist. The author also describes classic machine learning algorithms, from their mathematical foundations to real-world applications.

Reza Bosagh Zadeh is Founder CEO at Matroid and Adjunct Professor at Stanford University. His work focuses on Machine Learning, Distributed Computing, and Discrete Applied Mathematics. Reza received his PhD in Computational Mathematics from Stanford University under the supervision of Gunnar Carlsson. His awards include a KDD Best Paper Award and the Gene Golub Outstanding Thesis Award. He has served on the Technical Advisory Boards of Microsoft and Databricks.

It's no surprise that Amazon plans to push its Alexa speech recognition capability beyond the home where Alexa-powered Echo-connected speakers are used by millions of people to order take out, buy stuff from Amazon.com, order Uber rides, and play music, all using voice control. Everywhere, the home, the car, the office," Tom Taylor, Amazon's senior vice president of Alexa told a session at the company's annual AWS RE:Invent conference in Las Vegas last week. The Seattle Mariners, for example, installed Alexa in the 56 luxury suites at Safeco Field so customers can easily order food and drinks, Charlie Kindel, director of Alexa Home, noted during the same session. So, Alexa is already showing up in the workplace. Last year AWS made two key pieces of technology available to software builders to use however they wanted They were Amazon Lex for incorporating speech recognition into software and Polly, which does the same with text-to-speech recognition.

Holiday shopping is not what it used to be. This year, 51% of surveyed shoppers told Deloitte that they planned to do more holiday shopping online than in stores. And Cyber Monday dethroned Black Friday as the year's biggest shopping day, with customers spending $6.6 billion, according to Adobe Insights. That's $1.6 billion more than was spent on Black Friday. It was the single biggest day so far for mobile shopping.

If you missed the Ecobee4 sale the first time around, Amazon has you covered. Today the retailer is selling the Ecobee4 for $200. That's the same price we saw at Lowe's and others (including Amazon) on Black Friday. Usually this latest model of the Ecobee sells for the MSRP of $249. The big change with the Ecobee4 compared to its predecessor is built-in Alexa Voice Service.

Andrew Ng, co-founder of some of Alphabet Inc-owned Google's most prominent artificial intelligence projects, launches a new venture with iPhone assembler Foxconn to bring AI and so-called machine learning onto the factory floor. Consumers now experience AI mostly through image recognition to help categorize digital photographs and speech recognition that helps power digital voice assistants such as Apple Inc's Siri or Amazon.com But at a press briefing in San Francisco two days before Ng's Landing.ai Google Brain founder Andrew Ng said Foxconn has already signed up for his new firm, using AI for visual inspection in a factory's quality control efforts. Pictured, Chinese workers assemble electronic components at the Taiwanese technology giant Foxconn's factory in Shenzhen, in the southern Guangzhou province.

Consumers now experience AI mostly through image recognition to help categorize digital photographs and speech recognition that helps power digital voice assistants such as Apple Inc's Siri or Amazon.com But at a press briefing in San Francisco two days before Ng's Landing.ai In many factories, workers look over parts coming off an assembly line for defects. Ng showed a video in which a worker instead put a circuit board beneath a digital camera connected to a computer and the computer identified a defect in the part. Ng said that while typical computer vision systems might require thousands of sample images to become "trained," Landing.ai's

Consumers now experience AI mostly through image recognition to help categorize digital photographs and speech recognition that helps power digital voice assistants such as Apple Inc's Siri or Amazon.com But at a press briefing in San Francisco two days before Ng's Landing.ai In many factories, workers look over parts coming off an assembly line for defects. Ng showed a video in which a worker instead put a circuit board beneath a digital camera connected to a computer and the computer identified a defect in the part. Ng said that while typical computer vision systems might require thousands of sample images to become "trained," Landing.ai's

Black Friday, Cyber Monday, Green Monday … they're over and done, but the holiday deals continue. If you're still on the hunt for affordable gift ideas, or just want to treat yo' self to some new gear, look no further. We've gathered our favorite deals from around the web. Also be sure to read our many Holiday Gift Guides. If you own a PS4, you need PS Plus to play online.