As you work to become a data scientist, you’ll often encounter large and complex datasets. To make sense of this information (for yourself and others), you’ll need to learn how to deal with it. This is where skills in data wrangling come in handy. This is where you’ll clean, orga...
I recently heard a story about a famous scientist who had made several very important medical achievements. He was asked why he was so much more creative than the average person 。 我最近听到了一个关于一位著名科学家的故事 ,他在医学上取得了几项非常重要的成就。他被问到为什么他比一般人更有创...
It's clear that farmers in many parts of the world are going to find things harder in the coming decades. Last week, BBC Future explored one scientist's efforts to help crops cope with the increased probability of droughts. By using the genes from resurrection (复活) plants, Jill Farrant ...
French computer scientist Yann LeCun, a professor at New York University and chief AI scientist at Meta, invented CNNs in the 1980s when he was a researcher at the University of Toronto. His aim was to improve the tools for recognizing handwritten digits by using neural networks. Although hi...
With three times a week, your gets enough exercise and you want to do more to be healthy. , with twice a week,you don't get much change (改变). You just don't do it often enough, so you can't completely (完全地) the fun of exercising."...
Data scientist. Financial analyst. Marketplace fraud analyst. Mathematical statistician. Polling analyst. Risk assurance analyst. Statistician. Johnson explains that there is an important distinction between the types of statistics jobs someone can obtain if he or she has a doctorate in the field comp...
The researchers then used a machine-learning technique to give each participant a score for how much of their daily energy intake came from ultra-processed foods, says Loftfield. They found that, on average, ultra-processed food accounted for 50% of the participants’ energy intake, but the...
In What Really Sank the Titanic: New Forensic Discoveries, Jennifer Hooper McCarty, a materials scientist at Oregon Health and Science University, and Tim Foecke, a scientist at the National Institute of Standards and Technology, make the case that it wasn't the ship's steel that was weak; ...
Got skills with a keyboard? You can work from homeandmake a decent living with a little elbow grease. I support a family of four in an economically depressed area, working from home as a writer. My other option would be Lowe’s, making a third as much for more hours. ...
“Science and everyday life cannot and should not be separated.” Those were the words uttered by pioneering British scientist Rosalind Franklin, who firmly believed that the pursuit of science should be 26 to all. As a woman working in the first half of the 20th century, Franklin's contrib...