Results 131 to 140 of about 78,303 (310)

Factorization Machine‐Based Active Learning for Functional Materials Design with Optimal Initial Data

open access: yesAdvanced Intelligent Discovery, EarlyView.
This work investigates the optimal initial data size for surrogate‐based active learning in functional material optimization. Using factorization machine (FM)‐based quadratic unconstrained binary optimization (QUBO) surrogates and averaged piecewise linear regression, we show that adequate initial data accelerates convergence, enhances efficiency, and ...
Seongmin Kim, In‐Saeng Suh
wiley   +1 more source

Crater Observing Bioinspired Rolling Articulator (COBRA)

open access: yesAdvanced Intelligent Systems, EarlyView.
Crater Observing Bio‐inspired Rolling Articulator (COBRA) is a modular, snake‐inspired robot that addresses the mobility challenges of extraterrestrial exploration sites such as Shackleton Crater. Incorporating snake‐like gaits and tumbling locomotion, COBRA navigates both uneven surfaces and steep crater walls.
Adarsh Salagame   +4 more
wiley   +1 more source

Intuitionistic Fuzzy Hamiltonian Cycle by Index Matrices [PDF]

open access: yesAnnals of computer science and information systems, 2020
Velichka Traneva, Stoyan Tranev
doaj   +1 more source

On pre-Hamiltonian Cycles in Hamiltonian Digraphs

open access: yes, 2014
Let $D$ be a strongly connected directed graph of order $n\geq 4$. In \cite{[14]} (J. of Graph Theory, Vol.16, No. 5, 51-59, 1992) Y. Manoussakis proved the following theorem: Suppose that $D$ satisfies the following condition for every triple $x,y,z$ of vertices such that $x$ and $y$ are non-adjacent: If there is no arc from $x$ to $z$, then $d(x)+d(y)
openaire   +2 more sources

Hamiltonian cycles for finite Weyl groupoids

open access: yesJournal of Algebra and Its Applications
Let [Formula: see text] be the Cayley graph of a finite Weyl groupoid [Formula: see text]. In this paper, we show an existence of a Hamiltonian cycle of [Formula: see text] for any [Formula: see text]. We exactly draw a Hamiltonian cycle of [Formula: see text] for any (resp. some) irreducible [Formula: see text] of rank three (resp. four).
Takato Inoue, Hiroyuki Yamane
openaire   +2 more sources

Quantum Carnot Bound from Petz Recovery Maps

open access: yesAdvanced Physics Research, EarlyView.
A quantum bound (ηP$\eta_P$, the Petz Limit) is derived for the efficiency (η$\eta$) of a heat engine utilizing two‐level quantum systems (qubits) as the working substance. This limit, based on Petz recovery maps, is stricter than the classical Carnot limit (ηC$\eta_C$) for irreversible cycles.
Douglas Mundarain   +2 more
wiley   +1 more source

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