Results 71 to 80 of about 18,397 (132)

Fracton models from product codes

open access: yesPhysical Review Research
We explore a deep connection between fracton order and product codes. In particular, we propose and analyze conditions on classical seed codes which lead to fracton order in the resulting quantum product codes.
Yi Tan   +4 more
doaj   +1 more source

A General Dynamic Programming Approach to the Optimal Water Storage Management for Irrigation

open access: yesMathematical Methods in the Applied Sciences, Volume 49, Issue 3, Page 1987-1997, February 2026.
ABSTRACT This paper proposes a dynamic programming approach targeted to solve a natural resource problem of water storage management for irrigation in an environmentally and socially sustainable way. The problem we address in our formulation, focusing on the control of water storage in tanks, is based on assumptions that are less restrictive than those
Abdelkader Belhenniche   +3 more
wiley   +1 more source

Hamiltonian Cycles on Ammann-Beenker Tilings

open access: yesPhysical Review X
We provide a simple algorithm for constructing Hamiltonian graph cycles (visiting every vertex exactly once) on a set of arbitrarily large finite subgraphs of aperiodic two-dimensional Ammann-Beenker (AB) tilings.
Shobhna Singh   +2 more
doaj   +1 more source

Robust estimation of a Markov chain transition matrix from multiple sample paths

open access: yesStatistica Neerlandica, Volume 80, Issue 1, February 2026.
Markov chains are fundamental models for stochastic dynamics, with applications in a wide range of areas such as population dynamics, queueing systems, reinforcement learning, and Monte Carlo methods. Estimating the transition matrix and stationary distribution from observed sample paths is a core statistical challenge, particularly when multiple ...
Lasse Leskelä, Maximilien Dreveton
wiley   +1 more source

Nested quasicrystalline discretisations of the line [PDF]

open access: yes, 2006
One-dimensional cut-and-project point sets obtained from the square lattice in the plane are considered from a unifying point of view and in the perspective of aperiodic wavelet constructions.
Gazeau, J. -P.   +2 more
core   +4 more sources

Decoding the Self: Single‐Trial Prediction of Self‐Boundary Meditation States From Magnetoencephalography Recordings

open access: yesHuman Brain Mapping, Volume 47, Issue 1, January 2026.
Meditation‐induced self‐boundary dissolution can be predicted from magnetoencephalography recordings using Lempel‐Ziv complexity and oscillatory power as neural markers. We demonstrate significantly above‐chance classification of altered self‐experience on a single‐trial basis and show that it is mediated by complex activation patterns across brain ...
Henrik Röhr   +8 more
wiley   +1 more source

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