Results 11 to 20 of about 2,204,053 (310)

First-order Logic with Connectivity Operators

open access: yesACM Transactions on Computational Logic, 2023
First-order logic (FO) can express many algorithmic problems on graphs, such as the independent set and dominating set problem parameterized by solution size. However, FO cannot express the very simple algorithmic question whether two vertices are connected.
Nicole Schirrmacher   +2 more
openaire   +8 more sources

Document Binarization Based on Connected Operators [PDF]

open access: yes2009 10th International Conference on Document Analysis and Recognition, 2009
An original binarization method based on connected operators is proposed in this paper. Connected operators enable to filter and/or segment an image by preserving its contours. The proposed binarization method enables to extract relevant document objects by means of the component-tree structure.
Naegel, Benoît, Wendling, Laurent
openaire   +2 more sources

Proper Vertex Connection and Graph Operations [PDF]

open access: yesJournal of Interconnection Networks, 2019
A path in a vertex-colored graph is a vertex-proper path if any two internal adjacent vertices differ in color. A vertex-colored graph is proper vertex k-connected if any two vertices of the graph are connected by k disjoint vertex-proper paths of the graph.
Yingying Zhang, Xiaoyu Zhu
openaire   +3 more sources

A concept of operational lawmaking technology [PDF]

open access: yesSHS Web of Conferences, 2021
The technology of operational lawmaking is a subtype of lawmaking technology; the latter is a type of legal technology. The technology of operational lawmaking is characterized by an emergency, extraordinary content; suddenly emerging social relations ...
Umedov Kadriddin Minhodzhidinovich
doaj   +1 more source

The geometric νSMEFT: operators and connections

open access: yesJournal of High Energy Physics, 2023
Abstract We write down a geometric realization of the Standard Model Effective Field Theory (SMEFT) extended by nf flavours of light sterile neutrinos, a so-called geoνSMEFT. As with the geoSMEFT introduced by Helset, Martin and Trott, we show that a refactorization of the νSMEFT’s operator product expansion is possible, such that ...
openaire   +5 more sources

Assessment and calculation of the thermal stress state in reinforced concrete elements, taking into account dry-hot climatic conditions [PDF]

open access: yesE3S Web of Conferences, 2023
In the Republic of Uzbekistan great measures are carried out to improve the efficiency of construction production, radically improve the quality of materials and structures, increase the level of their operational reliability, rational use of raw ...
Khodjaeva Zulfiya   +3 more
doaj   +1 more source

Modelling Nonlinear Preloaded Multi-Bolted Systems on the Operational State

open access: yesEngineering Transactions, 2016
Modelling and calculations of asymmetrical multi-bolted connections at the operational stage are presented. The physical model of the joint is based on a flexible flange element that is connected with a flexible support by means of the rigid body bolt ...
Rafał GRZEJDA
doaj   +1 more source

Study of the Distribution of Normal Contact Pressure Between Parts Joined in a Multi-Bolted System under Operational Loads

open access: yesEngineering Transactions, 2019
Modelling and calculations of unsymmetrical multi-bolted connections treated as a system for different bolt models and contact layer models between the joined parts are presented. The modelling refers to preloaded and externally loaded connections.
Rafał GRZEJDA
doaj   +1 more source

Increasing the strength of fixed units of wheeled and tracked machines through the use of cylindrical fits with contour connection of parts [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2019
In the article researches of increase of strength of motionless connections of wheeled and caterpillar cars due to use of cylindrical landings with a contour connection of details are resulted.
Kurnosov N.E.   +3 more
doaj   +1 more source

Technical challenges in co-location of battery storage and generation plants

open access: yesThe Journal of Engineering, 2019
This paper has described the technical considerations that are necessary to ensure the cost-effective and reliable connection of battery energy storage systems co-located with existing generation plants.
A G Besant, V Hamidi
doaj   +1 more source

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