Abstract: This article considers the point-to-point tracking control problem for a class of unknown nonlinear discrete-time systems with output saturation. A novel data-driven finite-iteration ...

The United States suffered a setback in building its warship fleet amid China's growing sea power after the U.S. Navy terminated a frigate program plagued by significant delays. Secretary of the Navy ...

Abstract: To solve the problem that UNet performs poorly in multi-class segmentation on large datasets, this paper proposes a new neural network model, B-UNet. UNet has some problems, such as poor ...

The U.S. Navy is reducing the number of frigate warships that are being produced in Wisconsin from six to two. Navy Secretary John Phelan announced in a Nov. 25 social media post that the service will ...

The Constellation-class frigate will now go the same way as the Zumwalt-class destroyer and the Littoral Combat Ship—expensive programs canceled well before their time, at great cost to the taxpayer.

The Navy said late Tuesday it plans to cancel the bulk of the $22 billion Constellation-class guided-missile frigate program dogged by delays and cost overruns. Navy Secretary John Phelan announced ...

The USN terminated work on four Constellation-class frigates, shown here in a rendering. (US Navy) The US Navy (USN) is making a “strategic shift away from the Constellation-class frigate programme”, ...

The US Navy’s beleaguered shipbuilding program took a major hit on Tuesday as Navy Secretary John Phelan announced he was cancelling plans to buy Constellation-class frigates, once heralded as a key ...

ROME — The US Navy is cancelling its Constellation frigate program following months of cost overruns and delays but plans to keep two vessels that are already being built in Wisconsin. “We’re ...

Fincantieri and the U.S. Navy have reached an agreement to redefine the future of the Constellation-class frigate program, ensuring work continues on the first two ships while cancelling four later ...

The U.S. Navy has announced plans to cancel the final four ships in its $22 billion Constellation-class frigate program. In a video posted to X on Wednesday, Navy Secretary John Phelan said the ...

The U.S. Navy has canceled the next four planned Constellation-class guided-missile frigates as the service reevaluates its fleet composition and acquisition strategy, according to multiple public ...