NSTL国家科技图书文献中心

1. Using spanners to improve network performance NSTL国家科技图书文献中心

Rozenberg G. | Segal M. - 《Computer networks》 - 2025,257(Feb.) - 1.1～1.15 - 共15页

摘要： a new, minimum-cuts based spanner* algorithm, when* | ) controller to perform load balancing. The proposed spanner | addition, we show how to maintain the spanner* under* | © 2024 Elsevier B.V.In this paper we introduce | the goal is twofold: (a) to decrease the number of

关键词： Centralized networking | Minimum cut | Spanner

2. Lightweight Near-Additive Spanners NSTL国家科技图书文献中心

Yuval Gitlitz | Ofer Neiman ... - 《Graph-Theoretic Concepts in Computer Science》 - International Workshop on Graph-Theoretic Concepts in Computer Science - 2025, - 236～250 - 共15页

摘要：An (α, β)-spanner* of a weighted graph G = (V* | , we obtain an (1 + ε, O(k/ε)~k · W (·, ·))-spanner | also bound the number of edges in our spanner* by O(kn* | parameters of interest for spanners* are their size (number* | spanners, where α = 1 + ε for arbitrarily small ε > 0. We

关键词： Spanners | Lightness | Shortest path | Weighted graph

3. Spanners under the Hausdorff and Frechet distances NSTL国家科技图书文献中心

Tsuri Farhana | Matthew J. Katz - 《Information processing letters》 - 2025,187(Jan.) - 106513.1～106513.8 - 共8页

摘要：-spanner* (resp., an -Frechet-spanner) of S, if for any* | most . We show that anyt-spanner* of a planar point* | -set S is a (t~2-1)~(1/2)/2-Hausdorff-spanner* and a* | min{t/2, (5t~2-2t-3)~(1/2)/4}-Frechet spanner. We | points S and an _1, -Hausdorff-spanner* of S and an _2*

关键词： Computational geometry | Geometric spanners | Frechet distance

4. Constructing red-black spanners for mixed-charging vehicular networks NSTL国家科技图书文献中心

Bereg, Sergey | Higashikawa, Yuya ... - 《Theoretical computer science》 - 2025,1023 - 共10页

摘要： problem of building a red-black spanner* for a mixed* | directly in the spanner* (i.e., no red-red edge), and the* | goal is to build a linear-size spanner* with a bounded* | be shown that a spanner* with an optimal stretch* | constrained to build the spanner* purely from a given road*

关键词： Geometric spanners | Red-black road network | Delaunay triangulations | Approximation algorithms

5. The Exact Spanning Ratio of the Parallelogram Delaunay Graph NSTL国家科技图书文献中心

Prosenjit Bose | Jean-Lou De Carufel ... - 《Algorithmics of Wireless Networks》 - International Symposium on Algorithmics of Wireless Networks - 2025, - 144～158 - 共15页

摘要：Finding the exact spanning ratio of a Delaunay | graph has been one of the longstanding open problems | in Computational Geometry. Currently there are only | four convex shapes for which the exact spanning ratio | of their Delaunay graph is known: the equilateral

关键词： Geometric spanner | Delaunay graph | Spanning ratio

6. LDGI: Location-Discriminative Geo-Indistinguishability for Location Privacy NSTL国家科技图书文献中心

Youwen Zhu | Yuanyuan Hong ... - 《IEEE Transactions on Knowledge and Data Engineering》 - 2025,37(3) - 1282～1293 - 共12页

摘要： assistance of the spanner* graph, at the cost of a slight* | Geo-Indistinguishability (GI) is a powerful | privacy model that can effectively protect location | information by limiting the ability of an attacker to infer | a user's true location. In real life, locations

关键词： Privacy | Perturbation methods | Measurement | Servers | Noise | Euclidean distance | Sensitivity | Protection | Differential privacy | Degradation

7. Frontline professionals' experiences of navigating boundaries in a layered care and support system for individuals with complex care needs in the Netherlands NSTL国家科技图书文献中心

van Muijden, Teyler | Petit-Steeghs, Viole...... - 《Social science and medicine》 - 2025,366 - 117692～117692 - 共12页

摘要： boundaries (creating boundary spanners, co-locations, and | Fragmented care systems, characterized by | horizontal and vertical boundaries, hinder | interprofessional collaboration for individuals with complex care | needs. This study explores how frontline professionals

关键词： Boundary work | Interprofessional collaboration | Complex care needs | Boundaries | Boundary objects | Boundary spanners | Institutional layering

8. Evolving Dynamics of Relational Coordination: A Study of Progression of Care Huddles in Hospital Observation Services NSTL国家科技图书文献中心

Gomes, Paulo J. | Mirzaei, Tala - 《Medical care research and review》 - 2025,82(1) - 88～99 - 共12页

摘要：, the role of informal boundary spanners* in* | Health care organizations are increasingly | using team huddles to enhance communication, improve | patient experience, and deliver timely care. However | , established practices, resource constraints, and

关键词： huddling | relational coordination | emergency department | observation | length of stay

9. Enhancing anti-disturbance performance of redundant cable-driven parallel robots: Analysis and tension distribution method NSTL国家科技图书文献中心

Jinhao Duan | Hanqing Liu ... - 《Mechanism and Machine Theory》 - 2025,205 - 105861～ - 共23页

摘要： resist external wrenches* and exert wrenches to the* | wrench space and Augmented Available Wrench Set (AAWS | mapping between cable tensions and terminal wrenches* of* | Anti-disturbance performance reflects the core | performance of cable-driven parallel robots (CDPRs) to

关键词： Anti-disturbance performance | Augmented available wrench set | Redundant cable-driven parallel robot | Tension distribution

10. Taking knowledge exchange to practice: A scoping review of practical case studies to identify enablers of success in environmental management NSTL国家科技图书文献中心

Tyreen Kapoor | Chris Cvitanovic ... - 《Environmental policy and governance》 - 2025,35(1) - 114～131 - 共18页

摘要： (often boundary spanners) to establish trust with | Abstract A gap exists in the literature on how | to implement theories of knowledge exchange (KE | ) into practice within an environmental management | context. To support the improved practice of KE, we

关键词： boundary objects | boundary organizations | evidencebased practice | knowledge broker | knowledge mobilization | knowledge transfer | science communication | science policy

摘要： a new, minimum-cuts based spanner algorithm, when | ) controller to perform load balancing. The proposed spanner | addition, we show how to maintain the spanner under | © 2024 Elsevier B.V.In this paper we introduce | the goal is twofold: (a) to decrease the number of

关键词： Centralized networking | Minimum cut | Spanner

摘要：An (α, β)-spanner of a weighted graph G = (V | , we obtain an (1 + ε, O(k/ε)~k · W (·, ·))-spanner | also bound the number of edges in our spanner by O(kn | parameters of interest for spanners are their size (number | spanners, where α = 1 + ε for arbitrarily small ε > 0. We

关键词： Spanners | Lightness | Shortest path | Weighted graph

摘要：-spanner (resp., an -Frechet-spanner) of S, if for any | most . We show that anyt-spanner of a planar point | -set S is a (t~2-1)~(1/2)/2-Hausdorff-spanner and a | min{t/2, (5t~2-2t-3)~(1/2)/4}-Frechet spanner. We | points S and an _1, -Hausdorff-spanner of S and an _2

关键词： Computational geometry | Geometric spanners | Frechet distance

摘要： problem of building a red-black spanner for a mixed | directly in the spanner (i.e., no red-red edge), and the | goal is to build a linear-size spanner with a bounded | be shown that a spanner with an optimal stretch | constrained to build the spanner purely from a given road

关键词： Geometric spanners | Red-black road network | Delaunay triangulations | Approximation algorithms

摘要：Finding the exact spanning ratio of a Delaunay | graph has been one of the longstanding open problems | in Computational Geometry. Currently there are only | four convex shapes for which the exact spanning ratio | of their Delaunay graph is known: the equilateral

关键词： Geometric spanner | Delaunay graph | Spanning ratio

摘要： assistance of the spanner graph, at the cost of a slight | Geo-Indistinguishability (GI) is a powerful | privacy model that can effectively protect location | information by limiting the ability of an attacker to infer | a user's true location. In real life, locations

关键词： Privacy | Perturbation methods | Measurement | Servers | Noise | Euclidean distance | Sensitivity | Protection | Differential privacy | Degradation

摘要： boundaries (creating boundary spanners, co-locations, and | Fragmented care systems, characterized by | horizontal and vertical boundaries, hinder | interprofessional collaboration for individuals with complex care | needs. This study explores how frontline professionals

关键词： Boundary work | Interprofessional collaboration | Complex care needs | Boundaries | Boundary objects | Boundary spanners | Institutional layering

摘要：, the role of informal boundary spanners in | Health care organizations are increasingly | using team huddles to enhance communication, improve | patient experience, and deliver timely care. However | , established practices, resource constraints, and

关键词： huddling | relational coordination | emergency department | observation | length of stay

摘要： resist external wrenches and exert wrenches to the | wrench space and Augmented Available Wrench Set (AAWS | mapping between cable tensions and terminal wrenches of | Anti-disturbance performance reflects the core | performance of cable-driven parallel robots (CDPRs) to

关键词： Anti-disturbance performance | Augmented available wrench set | Redundant cable-driven parallel robot | Tension distribution

摘要： (often boundary spanners) to establish trust with | Abstract A gap exists in the literature on how | to implement theories of knowledge exchange (KE | ) into practice within an environmental management | context. To support the improved practice of KE, we

关键词： boundary objects | boundary organizations | evidencebased practice | knowledge broker | knowledge mobilization | knowledge transfer | science communication | science policy

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国家科技图书文献中心

摘要： a new, minimum-cuts based spanner* algorithm, when* | ) controller to perform load balancing. The proposed spanner | addition, we show how to maintain the spanner* under* | © 2024 Elsevier B.V.In this paper we introduce | the goal is twofold: (a) to decrease the number of

摘要：-spanner* (resp., an -Frechet-spanner) of S, if for any* | most . We show that anyt-spanner* of a planar point* | -set S is a (t~2-1)~(1/2)/2-Hausdorff-spanner* and a* | min{t/2, (5t~2-2t-3)~(1/2)/4}-Frechet spanner. We | points S and an _1, -Hausdorff-spanner* of S and an _2*

摘要： problem of building a red-black spanner* for a mixed* | directly in the spanner* (i.e., no red-red edge), and the* | goal is to build a linear-size spanner* with a bounded* | be shown that a spanner* with an optimal stretch* | constrained to build the spanner* purely from a given road*

摘要： assistance of the spanner* graph, at the cost of a slight* | Geo-Indistinguishability (GI) is a powerful | privacy model that can effectively protect location | information by limiting the ability of an attacker to infer | a user's true location. In real life, locations

摘要：, the role of informal boundary spanners* in* | Health care organizations are increasingly | using team huddles to enhance communication, improve | patient experience, and deliver timely care. However | , established practices, resource constraints, and

摘要： resist external wrenches* and exert wrenches to the* | wrench space and Augmented Available Wrench Set (AAWS | mapping between cable tensions and terminal wrenches* of* | Anti-disturbance performance reflects the core | performance of cable-driven parallel robots (CDPRs) to