NSTL国家科技图书文献中心

1. Mobility of geometric constraint systems with extrusion symmetry NSTL国家科技图书文献中心

Owen, J. | Schulze, B. - 《Beitrage zur Algebra und Geometrie》 - 2025,66(2) - 345～389 - 共45页

摘要：If we take a (bar-joint) framework, prepare an | identical copy of this framework, translate it by some | vector tau documentclass[12pt]{minimal} usepackage | {amsmath} usepackage{wasysym} usepackage{amsfonts | } usepackage{amssymb} usepackage{amsbsy} usepackage{mathrsfs

关键词： Bar-joint framework | Point-hyperplane framework | Symmetry | Infinitesimal rigidity | Finite motion | Mechanism

2. Rigidity of symmetric linearly constrained frameworks in the plane NSTL国家科技图书文献中心

Nixon, Anthony | Schulze, Bernd ... - 《Discrete Applied Mathematics》 - 2025,361 - 370～388 - 共19页

摘要：A bar-joint framework (G, p) is the | combination of a finite simple graph G = (V, E) and a | placement p : V - Rd. The framework is rigid if the only | edge-length preserving continuous motions of the | vertices arise from isometries of the space. Motivated by

关键词： Rigidity | Linearly constrained framework | Incidental symmetry | Symmetric framework | Recursive construction

3. Modularity conditions in Leibniz algebras NSTL国家科技图书文献中心

Paez-Guillan, Pilar | Siciliano, Salvatore ... - 《Journal of algebra and its applications》 - 2025,24(8) - 共15页

摘要：In this paper, we continue the study of the | subalgebra lattice of a Leibniz algebra. In particular, we | find out that solvable Leibniz algebras with an upper | semi-modular lattice are either almost-abelian or | have an abelian ideal spanned by the elements with

关键词： Leibniz algebra | subalgebra lattice | modular lattice | upper semi-modular lattice | weak quasi-ideal

4. On 2-superirreducible polynomials over finite fields NSTL国家科技图书文献中心

Bober, J. W. | Du, L.... - 《Indagationes Mathematicae》 - 2025,36(3) - 753～763 - 共11页

摘要：We investigate k-superirreducible polynomials | , by which we mean irreducible polynomials that | remain irreducible under any polynomial substitution of | positive degree at most k. Let F be a finite field of | characteristic p. We show that no 2-superirreducible

关键词： Irreducibility | Finite fields | Polynomial compositions

5. Exploratory functional data analysis NSTL国家科技图书文献中心

Qu, Zhuo | Dai, Wenlin ... - 《Test》 - 2025,34(2) - 459～482 - 共24页

摘要：With the advance of technology, functional | data are being recorded more frequently, whether over | one-dimensional or multi-dimensional domains. Due to | the high dimensionality and complex features of | functional data, exploratory data analysis (EDA) faces

关键词： Clustering | Data visualization | Exploratory data analysis | Functional boxplot | Multivariate functional data | Outlier detection

6. Experimental and theoretical evidence of universality in superfluid vortex reconnections NSTL国家科技图书文献中心

Stasiak, Piotr Z. | Xing, Yiming ... - 《Proceedings of the National Academy of Sciences of the United States of America.》 - 2025,122(21) - e2426064122～e2426064122 - 共5页

摘要：The minimum separation between reconnecting | vortices in fluids and superfluids obeys a universal | scaling law with respect to time. The prereconnection | and the postreconnection prefactors of this scaling | law are different, a property related to

关键词： reconnections | superfluids | vortices | turbulence

7. ACCOUNTING FOR SHARED COVARIATES IN SEMIPARAMETRIC BAYESIAN ADDITIVE REGRESSION TREES NSTL国家科技图书文献中心

Prado, Estevao B. | Parnell, Andrew C.... - 《The Annals of applied statistics》 - 2025,19(1) - 共27页

摘要：We propose some extensions to semiparametric | models based on Bayesian additive regression trees | (BART). In the semiparametric BART paradigm, the | response variable is approximated by a linear predictor | and a BART model, where the linear component is

关键词： Bayesian additive regression trees | Bayesian nonparametric regression | generalised linear models | semiparametric regression | Trends in International Mathematics and Science Study | TIMSS 2019

8. Mitigating bias in long-term terrestrial ecoacoustic studies NSTL国家科技图书文献中心

Jarrett, David | Barnett, Ross ... - 《The Journal of Applied Ecology》 - 2025,62(4) - 761～772 - 共12页

摘要：Long-term biodiversity monitoring is needed to | track progress towards ambitious global targets to | reduce species loss and restore ecosystems. The recent | development of cheap and robust acoustic recording devices | offers a cost-effective means of gathering standardised

关键词： acoustic indices | bias | bioacoustics | biodiversity | ecoacoustics | monitoring | passive acoustics

9. Algebraic hierarchical locally recoverable codes with nested affine subspace recovery NSTL国家科技图书文献中心

Kathryn Haymaker | Beth Malmskog ... - 《Designs,codes and crytography》 - 2025,93(1) - 111～132 - 共22页

摘要：Codes with locality, also known as locally | recoverable codes, allow for recovery of erasures using | proper subsets of other coordinates. These subsets are | typically of small cardinality to promote recovery using | limited network traffic and other resources

关键词： Locality | Hierarchy | Availability | Fiber product codes | Reed-Muller codes

10. Triangulations of Prisms and Preprojective Algebras of Type A NSTL国家科技图书文献中心

Iyama, Osamu | Williams, Nicholas J... - 《International mathematics research notices: IMRN》 - 2024,2024(13) - 10236～10254 - 共19页

摘要：We show that isomorphism classes of | indecomposable $tau $-rigid pairs over $Pi _{n}$, the | preprojective algebra of $A_{n}$, are in bijection with | internal $n$-simplices in the prism $Delta _{n} times | Delta _{1}$, the product of an $n$-simplex with a 1

摘要：If we take a (bar-joint) framework, prepare an | identical copy of this framework, translate it by some | vector tau documentclass[12pt]{minimal} usepackage | {amsmath} usepackage{wasysym} usepackage{amsfonts | } usepackage{amssymb} usepackage{amsbsy} usepackage{mathrsfs

关键词： Bar-joint framework | Point-hyperplane framework | Symmetry | Infinitesimal rigidity | Finite motion | Mechanism

摘要：A bar-joint framework (G, p) is the | combination of a finite simple graph G = (V, E) and a | placement p : V - Rd. The framework is rigid if the only | edge-length preserving continuous motions of the | vertices arise from isometries of the space. Motivated by

关键词： Rigidity | Linearly constrained framework | Incidental symmetry | Symmetric framework | Recursive construction

摘要：In this paper, we continue the study of the | subalgebra lattice of a Leibniz algebra. In particular, we | find out that solvable Leibniz algebras with an upper | semi-modular lattice are either almost-abelian or | have an abelian ideal spanned by the elements with

关键词： Leibniz algebra | subalgebra lattice | modular lattice | upper semi-modular lattice | weak quasi-ideal

摘要：We investigate k-superirreducible polynomials | , by which we mean irreducible polynomials that | remain irreducible under any polynomial substitution of | positive degree at most k. Let F be a finite field of | characteristic p. We show that no 2-superirreducible

关键词： Irreducibility | Finite fields | Polynomial compositions

摘要：With the advance of technology, functional | data are being recorded more frequently, whether over | one-dimensional or multi-dimensional domains. Due to | the high dimensionality and complex features of | functional data, exploratory data analysis (EDA) faces

关键词： Clustering | Data visualization | Exploratory data analysis | Functional boxplot | Multivariate functional data | Outlier detection

摘要：The minimum separation between reconnecting | vortices in fluids and superfluids obeys a universal | scaling law with respect to time. The prereconnection | and the postreconnection prefactors of this scaling | law are different, a property related to

关键词： reconnections | superfluids | vortices | turbulence

摘要：We propose some extensions to semiparametric | models based on Bayesian additive regression trees | (BART). In the semiparametric BART paradigm, the | response variable is approximated by a linear predictor | and a BART model, where the linear component is

关键词： Bayesian additive regression trees | Bayesian nonparametric regression | generalised linear models | semiparametric regression | Trends in International Mathematics and Science Study | TIMSS 2019

摘要：Long-term biodiversity monitoring is needed to | track progress towards ambitious global targets to | reduce species loss and restore ecosystems. The recent | development of cheap and robust acoustic recording devices | offers a cost-effective means of gathering standardised

关键词： acoustic indices | bias | bioacoustics | biodiversity | ecoacoustics | monitoring | passive acoustics

摘要：Codes with locality, also known as locally | recoverable codes, allow for recovery of erasures using | proper subsets of other coordinates. These subsets are | typically of small cardinality to promote recovery using | limited network traffic and other resources

关键词： Locality | Hierarchy | Availability | Fiber product codes | Reed-Muller codes

摘要：We show that isomorphism classes of | indecomposable $tau $-rigid pairs over $Pi _{n}$, the | preprojective algebra of $A_{n}$, are in bijection with | internal $n$-simplices in the prism $Delta _{n} times | Delta _{1}$, the product of an $n$-simplex with a 1

关键词： CLUSTER ALGEBRAS | QUIVER VARIETIES | ARC DIAGRAMS | MODULES | CATEGORIES

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