Results 51 to 60 of about 1,079,572 (317)

LLM-based Maritime Training Feedback System: Implementing RAG-Enhanced Assessment Analysis with STCW Compliance [PDF]

open access: yesTransNav
This paper presents the implementation and evaluation of a Retrieval-Augmented Generation (RAG) system designed to provide automatic STCW- compliant feedback on maritime assessment questions.
Simon Baradziej
doaj   +1 more source

Flux Weakening Strategy Optimization for Five-Phase PM Machine with Concentrated Windings [PDF]

open access: yes, 2012
The paper applies an Efficient Global Optimization method (EGO) to improve the efficiency, in flux weakening region, of a given 5-phase Permanent Magnet (PM) machine. An optimal control for the four independent currents is thus defined.
JILIN, Gong   +3 more
core  

Optimization Library for Interactive Multi-Criteria Optimization Tasks

open access: yes, 2012
The commercial library Optimization 2.1 for interactive multi-criteria optimization tasks has been released along with Dymola 2013. The library offers several numerical optimization algorithms for solving different kinds of optimization tasks.
Pfeiffer, Andreas, Andreas Pfeiffer
core   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

A Fused Multiscale Pictorial Sequence Learning Mechanism Applied to Pavement Detection

open access: yesIEEE Access
Considering that most pavement anomaly detection algorithms are difficult to play a stable role in data related to different distributions of pavement anomalies, this paper proposes a pavement anomaly detection algorithm based on multi-scale fusion time ...
Zhang Jiazhen, Wang Xiulai, Zhao Shuxu
doaj   +1 more source

Model simplification and optimization of a passive wind turbine generator [PDF]

open access: yes, 2009
In this paper, the design of a "low cost full passive structure" of wind turbine system without active electronic part (power and control) is investigated. The efficiency of such device can be obtained only if the design parameters are mutually adapted
B. Sareni   +8 more
core   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Study on isothermal desorption characteristics of methane in shale from Longmaxi Formation in South Sichuan Basin

open access: yesYouqicang pingjia yu kaifa, 2021
At present, China’s shale gas is gradually began to change from exploration breakthrough to development and production. The rate of decline of shale gas production mainly depends on the desorption of the adsorbed gas in shale.
Lin Haiyu, Xiong Jian, LIU Xiangjun
doaj  

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

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