نتایج جستجو برای: ssem

تعداد نتایج: 42  

Journal: :Annals of the Rheumatic Diseases 2021

Background: Syndemics comprises the interaction of two or more biological diseases in different socio-cultural situations and context varying healthcare standards that exacerbates their deleterious effects on health individuals, communities, societies (1). There is increasing interest using syndemics study RMDs. Objectives: To identify quantitative qualitative RMDs studies focused through a sys...

Journal: :Biometrics 2012
Ruixin Guo Hongtu Zhu Sy-Miin Chow Joseph G Ibrahim

There has been great interest in developing nonlinear structural equation models and associated statistical inference procedures, including estimation and model selection methods. In this paper a general semiparametric structural equation model (SSEM) is developed in which the structural equation is composed of nonparametric functions of exogenous latent variables and fixed covariates on a set ...

2014
W Christopher Risher Sagar Patel Il Hwan Kim Akiyoshi Uezu Srishti Bhagat Daniel K Wilton Louis-Jan Pilaz Jonnathan Singh Alvarado Osman Y Calhan Debra L Silver Beth Stevens Nicole Calakos Scott H Soderling Cagla Eroglu

During cortical synaptic development, thalamic axons must establish synaptic connections despite the presence of the more abundant intracortical projections. How thalamocortical synapses are formed and maintained in this competitive environment is unknown. Here, we show that astrocyte-secreted protein hevin is required for normal thalamocortical synaptic connectivity in the mouse cortex. Absenc...

2007
T. I. Rashba J. W. F. Valle

The observation of g-mode candidates by the SoHO mission opens the possibility of probing the internal structure of the solar radiative zone (RZ) and the solar core more directly than possible via the use of the p-mode helioseismology data. We study the effect of rotation and RZ magnetic fields on g-mode frequencies. Using a self-consistent static MHD magnetic field model we show that a 1% g-mo...

2007
J. W. F. Valle

The observation of g-mode candidates by the SoHO mission opens the possibility of probing the internal structure of the solar radiative zone (RZ) and the solar core more directly than possible via the use of the p-mode helioseismology data. We study the effect of rotation and RZ magnetic fields on g-mode frequencies. Using a self-consistent static MHD magnetic field model we show that a 1% g-mo...

Journal: :Current opinion in neurobiology 2012
Jennifer N Bourne Kristen M Harris

Structural plasticity of dendritic spines and synapses is an essential mechanism to sustain long lasting changes in the brain with learning and experience. The use of electron microscopy over the last several decades has advanced our understanding of the magnitude and extent of structural plasticity at a nanoscale resolution. In particular, serial section electron microscopy (ssEM) provides acc...

2002
Joaquin Quiñonero Candela Ole Winther

In this paper, we consider Tipping’s relevance vector machine (RVM) [1] and formalize an incremental training strategy as a variant of the expectation-maximization (EM) algorithm that we call Subspace EM (SSEM). Working with a subset of active basis functions, the sparsity of the RVM solution will ensure that the number of basis functions and thereby the computational complexity is kept low. We...

Journal: :Malaysian Journal of Social Sciences and Humanities 2022

This writing is a needs analysis study to draft Pedagogical Content Knowledge (PCK) acting in implementing the teaching of Theater Arts coaches Malaysian School (SSeM). The background externally related existing content knowledge and effective skills teacher's directly practice form noble values discipline. was conducted specifically identify PCK focusing field by explore practices implementati...

Journal: :Remote Sensing 2023

Deep learning (DL) models have recently been widely used in UAV aerial image semantic segmentation tasks and achieved excellent performance. However, DL are vulnerable to adversarial examples, which bring significant security risks safety-critical systems. Existing research mainly focuses on solving digital attacks for segmentation, but patches with physical attack attributes more threatening t...

Journal: :The Journal of comparative neurology 2012
Georgeann S O'Brien Sandra Rieger Fang Wang Gromoslaw A Smolen Robert E Gonzalez JoAnn Buchanan Alvaro Sagasti

Peripheral sensory axons innervate the epidermis early in embryogenesis to detect touch stimuli. To characterize the time course of cutaneous innervation and the nature of interactions between sensory axons and skin cells at early developmental stages, we conducted a detailed analysis of cutaneous innervation in the head, trunk, and tail of zebrafish embryos and larvae from 18 to 78 hours postf...

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