Abstract: In the capture method of direct sequence spread spectrum signal, after the pseudo-code phase alignment, the residual Doppler frequency offset needs to be further estimated. For the signal ...

This repository contains analytic code for the paper "Algorithms to Improve Fairness in Medicare Risk Adjustment" by Marissa Reitsma, Thomas McGuire, and Sherri Rose (2025), JAMA Health Forum. [Link] ...

If you happen to be on a Texas highway sometime this summer, and see a 50,000-pound semi truck barreling along with nobody behind the wheel, just remember: A self-driving truck is less likely to kill ...

An international team of researchers has released an artificial intelligence system capable of autonomously conducting scientific research across multiple disciplines — generating papers from initial ...

Zeroth-order Optimization (ZO) has received wide attention in machine learning, especially when computing full gradient is expensive or even impossible. Recently, ZO has emerged as an important ...

Some companies are working to remedy the issue. Some AI chatbots rely on flawed research from retracted scientific papers to answer questions, according to recent studies. The findings, confirmed by ...

According to a report by The Washington Post, scientists with the Environmental Protection Agency's Office of Water were ordered by "political appointees" to stop work on studies that were headed for ...

The company behind ChatGPT is putting together a team capable of developing algorithms to control robots and appears to be hiring roboticists who work specifically on humanoids. The company has ...

Researchers at Northwestern University said the number of junk scientific publications is growing, and bad actors are profiting. "These people are ruining it for all of us," said Northwestern ...

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 easiest pieces first. But this kind of sorting has a cost.