IEEE

Hybrid CNN-LSTM and Proximal Policy Optimization Model for Traffic Light Control in a Multi-Agent Environment

Abstract: Conventional traffic light control systems often exhibit rigid timing patterns, limited flexibility, and insufficient adaptability to changing traffic conditions. This paper addresses urban ...
IEEE

Distributed Optimization for Traffic Light Control and Connected Automated Vehicle Coordination in Mixed-Traffic Intersections

Abstract: In this letter, we consider the problem of coordinating traffic light systems and connected automated vehicles (CAVs) in mixed-traffic intersections. We aim to develop an optimization-based ...
The Spokesman-Review

Air traffic controller shortages emerge, U.S. transportation secretary says

WASHINGTON - U.S. airports reported more than 20 incidents of air traffic controller shortages on Saturday, Transportation Secretary Sean Duffy said, in the latest sign of the government shutdown’s ...
Los Angeles Times

Government shutdown continues to disrupt flights as air traffic controllers work without pay

This is read by an automated voice. Please report any issues or inconsistencies here. The ongoing government shutdown has triggered widespread flight delays and ground stops at major U.S. airports due ...
NBC New York

Air traffic controllers are about to miss their first paycheck, forcing some into side gigs

Four days into the government shutdown, Jack Criss, an air traffic control specialist at Andrews Air Force Base in Maryland, assumed a second role — driving for DoorDash. “My financial obligations ...
TravelPulse

Air Traffic Control Staffing Shortages Delaying Flights at Key Airports Across US

The shutdown of the United States Government continues to impact travel, as the Federal Aviation Administration (FAA) announced that air traffic control staffing issues have delayed flights at ...
Reuters

Staff shortages shutting two Canadian airport control towers periodically, memo says

MONTREAL, Oct 24 (Reuters) - A shortfall of air traffic controllers in Canada is at times forcing airport towers at Kelowna and Winnipeg airports to close when the one controller on duty goes on a ...
CNN

Lingering government shutdown causing flight delays and making air travel ‘less safe’ every day

Every day of the federal government shutdown air traffic controllers calling out sick have caused flight delays, Transportation Secretary Sean Duffy said Friday. “It’s different every day,” he told ...
Wall Street Journal

Xi Jinping’s Purges Shrink Ranks of China’s Communist Elite—and Boost His Power

China’s military parade projects Xi Jinping’s strongman image, but the show of unity could mask tensions from his relentless purges, as analyst Drew Thompson observes. Photo: Photo: KCNA/Reuters ...
TribLIVE.com

Murrysville has few options to protect traffic light control boxes

Murrysville officials have had problems in recent years with crashes on Route 22 causing damage to the electrical boxes that control several traffic lights along the highway. The municipality plans to ...
The New York Times

Comey’s Defense Against Charges Begins

Comey’s defense: Lawyers for James B. Comey, the former F.B.I. director, mounted a twin defense against the criminal charges he is facing, arguing that the Trump administration brought the case as ...