Results 91 to 100 of about 1,000,377 (259)

On the Graceful Cartesian Product of Alpha-Trees

open access: yesTheory and Applications of Graphs, 2017
A \emph{graceful labeling} of a graph $G$ of size $n$ is an injective assignment of integers from the set $\{0,1,\dots,n\}$ to the vertices of $G$ such that when each edge has assigned a \emph{weight}, given by the absolute value of the difference of the
Christian Barrientos, Sarah Minion
doaj   +1 more source

Programmable Flocks: Hierarchical Swarm Control via Dynamic Parameter Injection

open access: yesAdvanced Intelligent Systems, EarlyView.
We present a method for the control of robot swarms which allows the shaping and the translation of patterns of simple robots (“smart particles”), using two types of devices. These two types represent a hierarchy: a larger group of simple, oblivious robots (which we call the workers) that is governed by simple local attraction forces and a smaller ...
Vivek Shankar Varadharajan   +1 more
wiley   +1 more source

Overcoming the Phase Discontinuity Problem in RIS Optimization: A Robust and Scalable Phase‐Aware Deep Regression Framework via Hybrid CNN–LSTM Architecture

open access: yesAdvanced Intelligent Systems, EarlyView.
The phase discontinuity problem—where the cyclic nature of phase angles causes catastrophic errors near the ±π boundary—is a fundamental obstacle in learning‐based reconfigurable intelligent surface (RIS) optimization. A phase‐aware hybrid CNN–LSTM framework resolves this by decomposing phase predictions into sine–cosine components, mapping circular ...
Seda Savaşçı Şen   +3 more
wiley   +1 more source

Graceful Labeling of Wheel Graph and Middle Graph of Wheel Graph under IBEDE and SIBEDE Approach

open access: yes, 2018
In this paper, we studied the Incident Binary Equivalent Decimal Edge Graceful Labeling (IBEDE) [1] and Strong Incident Binary Equivalent Decimal Edge Graceful Labeling (SIBEDE) [1] for Wheel Graph W1,n and Middle Graph of Wheel Graph M(W1,n).
V. Rajeswari, K. Thiagarajan
semanticscholar   +1 more source

Nanostructured Deep Eutectic Systems in Healthcare: From Bioactive Solvents to Intelligent Biointerfaces, Wearables, and AI‐Driven Design

open access: yesAdvanced NanoBiomed Research, EarlyView.
Beyond the green solvent paradigm, this review redefines Deep Eutectic Systems (DES) as programmable supramolecular nanoassemblies. We survey their biomedical convergence: stabilizing thermolabile mRNA to enable cold chain‐free logistics, reshaping transdermal microneedle delivery, enabling long‐term wearables via eutectogels, and utilizing Generative ...
Jeesu Moon, Min Seo Kim, Jae‐Seung Lee
wiley   +1 more source

Accelerating Sustainable Epoxy Resin Development Through Bayesian Optimization and Inverse Design

open access: yesJournal of Applied Polymer Science, EarlyView.
Development of a machine learning framework for the optimization of the Tg of partially bio‐based epoxy resin formulations in a 13‐component design space using Bayesian optimization, active learning, random design, and inverse design. The results show that the BO effectively navigates high‐dimensional formulation spaces, and the final ML model could ...
Natalie Wunder   +3 more
wiley   +1 more source

Node-graceful graphs

open access: yesComputers & Mathematics with Applications, 1988
The authors generalize the well-known concept of a graceful graph by introducing the notion of a node-graceful graph. Furthermore, they give some examples of node-graceful graphs which are very interesting because they show the connection between graph theory and its applications to an expanding range of domains.
Harary, Frank, Hsu, D.Frank
openaire   +1 more source

Single‐subject designs in character education: Methods for rigorous, contextual, and practitioner‐led research

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Character education research is often constrained by blunt methodological tools. Surveys capture breadth without depth; case studies offer richness but lack replicability; and randomised controlled trials (RCTs), though indispensable at the policy level, are costly, disruptive and ill‐suited to everyday practice with individual pupils.
Shane McLoughlin
wiley   +1 more source

Graceful Labelling of Corona Product of Aster Flower Graph

open access: yes, 2018
There are many graph labelling that have been developed, one of which is a graceful labelling. A graceful labelling of a graph G = (V, E) with E edges is an injectivef: V(G) → {0, 1, ...
Elvi Khairunnisa, K. Sugeng
semanticscholar   +1 more source

Some Graceful Graphs

open access: yesInternational Journal of Mathematics and Soft Computing, 2014
In this paper, we have investigate some general classes of connected graceful graphs. We prove that cycles $C_{n}, C_{m}$ joined by an arbitrary path $P_{k}$, where $m,n \equiv 0$ (mod $4$), a cycle $C_{n}$, ($n \equiv 2$ (mod $4$)) with twin chords and a path union of cycles $C_{n}$, ($n \equiv 0$ (mod $4$)) are graceful graphs.
Meera Meghapara   +2 more
openaire   +1 more source

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