Results 151 to 160 of about 6,542 (225)

Perfect Matching Under Precedence Constraints

open access: yesNetworks, Volume 87, Issue 2, Page 175-190, March 2026.
ABSTRACT In this article, we motivate and define variants of perfect matching under precedence constraints where a perfect matching is built incrementally and precedence constraints ensure that an edge may only be added to the matching if the edge's predecessor vertices have already been covered.
Christina Büsing, Corinna Mathwieser
wiley   +1 more source

Subset‐Row Inequalities and Unreachability in Path‐Based Formulations for Vehicle Routing and Scheduling Problems

open access: yesNetworks, Volume 87, Issue 2, Page 111-130, March 2026.
ABSTRACT This work considers branch‐price‐and‐cut algorithms for variants of the vehicle‐routing problem in which subset‐row inequalities (SRIs) are used to strengthen the linear relaxation. SRIs often help to substantially reduce the size of the branch‐and‐bound search tree.
Stefan Faldum   +2 more
wiley   +1 more source

Enhancing Robustness in Finite‐Strain Crystal Plasticity: An Interior Point Method With Sequential Rotation Updates

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 1, March 2026.
ABSTRACT Crystal plasticity simulations offer insights into the anisotropic deformation of polycrystalline materials such as metals and alloys. However, rate‐independent crystal plasticity models encounter the Taylor ambiguity, where the active slip systems and plastic slip magnitudes are not uniquely defined, posing well‐known numerical challenges [1].
Felix Steinmetz, Lisa Scheunemann
wiley   +1 more source

Entropy in Image Analysis. [PDF]

open access: yesEntropy (Basel), 2019
Sparavigna AC.
europepmc   +1 more source

Real‐Time Detection of Crossing‐Gate Rod Breakage: Sequential Classification and Alerting Based on One‐Class SVM in a Railway Telemeter System

open access: yesArtificial Intelligence for Engineering, Volume 2, Issue 1, Page 78-89, March 2026.
This study presents a real‐time anomaly detection method for railway crossing‐gate rod breakage using one‐class SVM. The proposed sequential framework monitors classification score transitions and issues alerts based on a dynamic threshold, enabling unsupervised, field‐deployable failure detection without relying on labelled fault data.
Tomoaki Kashiwao   +5 more
wiley   +1 more source

Gibbs manifolds. [PDF]

open access: yesInf Geom
Pavlov D, Sturmfels B, Telen S.
europepmc   +1 more source

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