Abstract: This work aims to compare two different Feature Extraction Algorithms (FEAs) viz. Principal Component Analysis (PCA) and Linear Discriminant Analysis (LDA), using a K-Nearest Neighbor (KNN) ...

A Florida man convicted of raping and killing his next-door neighbor was executed Tuesday evening, the state's 15th execution this year. Florida has executed more people than any other state this year ...

Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price. Unhappy with their meager profits, they meet one night in a ...

LinkedIn support accidentally revealed its algorithm: it tracks "viewer tolerance," reducing visibility for authors whose posts are consistently ignored. To succeed, diversify content types weekly, ...

A Cleveland Park resident’s crusade to bring attention to the nuisance of marijuana fumes got another boost this week, spurring her to continue her one-woman fight against the smoke emanating from her ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

The White House has answered what had been one of the major outstanding questions regarding its pending deal to transfer TikTok’s US operations to a majority American ownership group: Under the ...

White House press secretary Karoline Leavitt on Saturday revealed further details of a deal reached between the U.S. and China over control of the popular social media platform TikTok, sharing that ...

Difficulty digesting large meals may limit where these temperature-sensitive snakes can call home — and that might be a good thing in places where they're invasive. When you purchase through links on ...

On a scorching July afternoon in Shanghai, dozens of Chinese students hunch over tablet screens, engrossed in English, math and physics lessons. Algorithms track every keystroke, and the seconds spent ...

Artificial intelligence has been rapidly changing the K-12 education landscape—from providing opportunities for personalized learning to assisting with nonteaching tasks. As the new school year kicks ...

With six stitches across his cheek, Richard Catrone’s face was still bloodied and bandaged when he spoke to NBC New York. The 67-year-old is in pain, but thankful he was not more seriously hurt when ...