Results 21 to 30 of about 102,816 (209)

Clinical and Anatomical Substantiation of Access to the Splenic and Left Renal Veins in the Operation of Distal Splenorenal Anastomosis

open access: yesНеотложная медицинская помощь, 2021
Aim of study. Development in an anatomical experiment of a technique for operative access to the splenic and left renal veins during distal splenorenal bypass surgery with justification of the possibility of its successful application in clinical ...
A. Yu. Anisimov   +4 more
doaj   +1 more source

Graph Clustering Based on Modularity Variation Estimations [PDF]

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2018
Graph clustering is one of the constantly actual data analysis problems. There are various statements of this problem. In this paper we consider the statement of search for a partition of a graph vertices set into disjoint subsets.
N. N. Martynov   +2 more
doaj   +1 more source

On Feedback Vertex Set: New Measure and New Structures

open access: yes, 2014
We present a new parameterized algorithm for the {feedback vertex set} problem ({\sc fvs}) on undirected graphs. We approach the problem by considering a variation of it, the {disjoint feedback vertex set} problem ({\sc disjoint-fvs}), which finds a ...
A Becker   +22 more
core   +1 more source

New results on stabbing segments with a polygon [PDF]

open access: yes, 2015
We consider a natural variation of the concept of stabbing a set of segments with a simple polygon: a segment s is stabbed by a simple polygon P if at least one endpoint of s is contained in P, and a segment set S is stabbed by P if P stabs every element
Díaz Bañez, José Miguel   +5 more
core   +2 more sources

Parts Semantic Segmentation Aware Representation Learning for Person Re-Identification

open access: yesApplied Sciences, 2019
Person re-identification is a typical computer vision problem which aims at matching pedestrians across disjoint camera views. It is challenging due to the misalignment of body parts caused by pose variations, background clutter, detection errors, camera
Hua Gao, Shengyong Chen, Zhaosheng Zhang
doaj   +1 more source

Regular colored graphs of positive degree [PDF]

open access: yes, 2016
Regular colored graphs are dual representations of pure colored D-dimensional complexes. These graphs can be classified with respect to an integer, their degree, much like maps are characterized by the genus.
Gurau, Razvan, Schaeffer, Gilles
core   +1 more source

Child Relativized Minimality and Grammaticality Judgement

open access: yesFrontiers in Psychology, 2020
Grammaticality judgements are the fundamental experimental source of generative linguistic theory. They may be difficult to elicit, especially in some populations, but generally they inform us neatly about what the grammar licenses or, on the contrary ...
Anna Gavarró
doaj   +1 more source

Mechanism of Immune System Based Multipath Fault Tolerant Routing Algorithm for Wireless Sensor Networks

open access: yesInternational Journal of Distributed Sensor Networks, 2013
It is significant to improve fault tolerance and transmission reliability for improving the overall performance of wireless sensor networks. Related studies on this issue become the hotspot at present.
Hongbing Li   +5 more
doaj   +1 more source

Genus two Heegaard splittings of orientable three-manifolds

open access: yes, 1997
It was shown by Bonahon-Otal and Hodgson-Rubinstein that any two genus-one Heegaard splittings of the same 3-manifold (typically a lens space) are isotopic.
Rubinstein, J. Hyam, Scharlemann, Martin
core   +4 more sources

On the Closing Lemma problem for vector fields of bounded type on the torus

open access: yes, 2008
We investigate the open Closing Lemma problem for vector fields on the 2-dimensional torus. Under the assumption of bounded type rotation number, the $C^r$ Closing Lemma is verified for smooth vector fields that are area-preserving at all saddle points ...
Lloyd, Simon
core   +1 more source

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