Results 21 to 30 of about 177,969 (45)

Spatially Constrained Spectral Clustering Algorithms for Region Delineation [PDF]

open access: yesarXiv, 2019
Regionalization is the task of dividing up a landscape into homogeneous patches with similar properties. Although this task has a wide range of applications, it has two notable challenges. First, it is assumed that the resulting regions are both homogeneous and spatially contiguous.
arxiv  

Studying Transition Region Phenomena with Solar-B/EIS [PDF]

open access: yesarXiv, 2007
Transition region lines in active regions can become strongly enhanced in coronal footpoints and active region blinkers. The weak transition region lines found in the Solar-B/EIS wavebands will thus become useful for diagnostic studies of these events.
arxiv  

Sub-optimality of the Han--Kobayashi Achievable Region for Interference Channels [PDF]

open access: yesarXiv, 2015
Han-Kobayashi achievable region is the best known inner bound for a general discrete memoryless interference channel. We show that the capacity region can be strictly larger than the Han-Kobayashi region for some channel realizations, and hence the strict sub-optimality of Han-Kobayashi achievable region.
arxiv  

Colombian Consensus on the Treatment of Placenta Accreta Spectrum (PAS) [PDF]

open access: yesRev Colomb Obstet Ginecol, 2022
Nieto-Calvache AJ   +22 more
europepmc   +1 more source

The Structure of Motivic Homotopy Groups [PDF]

open access: yesarXiv, 2015
We study the stable motivic homotopy groups $\pi_{s,w}$ of the 2-completion of the motivic sphere spectrum over $\mathbb{C}$. When arranged in the $(s,w)$-plane, these groups break into four different regions: a vanishing region, an $\eta$-local region that is entirely known, a $\tau$-local region that is identical to classical stable homotopy groups ...
arxiv  

Region crossing change on spatial theta-curves [PDF]

open access: yesarXiv, 2019
A region crossing change at a region of a spatial-graph diagram is a transformation changing every crossing on the boundary of the region. In this paper, it is shown that every spatial graph consisting of theta-curves can be unknotted by region crossing changes.
arxiv  

[Recommendations for local-regional anesthesia during the COVID-19 pandemic]. [PDF]

open access: yesBraz J Anesthesiol, 2020
Lima RME   +9 more
europepmc   +1 more source

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