Abstract: Weld bead inspection is important for high-quality welding. This paper summarizes our work on weld bead profile measurement, monitoring, and defect detection using a structured light-based ...
Abstract: Welding quality detection is a critical link in modern manufacturing, and the weld bead location is a prerequisite for the high-precision assessment of welding quality. It is generally ...
The prestigious Hot Springs Documentary Film Festival in Arkansas gets underway Friday, just as Oscar season is kicking into high gear. North America’s longest running festival dedicated to nonfiction ...
Ralph Ziman estimates he was 13 or 14 years old the first time he had a gun pulled on him in anger. It was the mid 1970s, and he was with friends outside a shopping mall in the northern suburbs of his ...
Next time you’re on I-290 west of Chicago — a stretch of road that’s notorious for traffic tie-ups — there’s now a good reason to slow down a bit, courtesy of Ironworkers Local 63. The union built a ...
Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...
SEATTLE — Tens of millions of small colorful glass beads, needled together by hand, now make up the body and interior of a decommissioned Cold War-era, Soviet-designed MiG-21 fighter jet. The Museum ...
SEATTLE — A steel gray fuselage with a bright red star painted on the side tail was about as ornate as the Soviets got when painting their MiG-21 fighter jets. But in Seattle, a surplus variant of the ...
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