Results 21 to 30 of about 3,741,721 (286)

Dermal exposure to toluene diisocyanate and respiratory cancer risk

open access: yesEnvironment International, 2017
Human exposure to toluene diisocyanate (TDI) occurs mainly through inhalation of vapors in occupational settings where TDI is produced or used, but dermal exposure to TDI is also possible during some operations.
Robyn L. Prueitt   +4 more
doaj   +1 more source

On microscopic origins of generalized gradient structures [PDF]

open access: yes, 2015
Classical gradient systems have a linear relation between rates and driving forces. In generalized gradient systems we allow for arbitrary relations derived from general non-quadratic dissipation potentials.
Liero, Matthias   +3 more
core   +3 more sources

Bigravity from gradient expansion [PDF]

open access: yes, 2016
We discuss how the ghost-free bigravity coupled with a single scalar field can be derived from a braneworld setup. We consider DGP two-brane model without radion stabilization.
Tanaka, Takahiro, Yamashita, Yasuho
core   +2 more sources

A Stable Chemokine Gradient Controls Directional Persistence of Migrating Dendritic Cells

open access: yesFrontiers in Cell and Developmental Biology, 2022
Navigation of dendritic cells (DCs) from the site of infection to lymphoid organs is guided by concentration gradients of CCR7 ligands. How cells interpret chemokine gradients and how they couple directional sensing to polarization and persistent ...
Thomas Quast   +7 more
doaj   +1 more source

Positive Gradients [PDF]

open access: yesCell Systems, 2015
The new associate vice chancellor of computational heath sciences at the University of California San Diego reflects on the coming era of big data in medicine.
openaire   +2 more sources

Generalized Stochastic Gradient Learning [PDF]

open access: yes, 2005
We study the properties of generalized stochastic gradient (GSG) learning in forwardlooking models. We examine how the conditions for stability of standard stochastic gradient (SG) learning both di1er from and are related to E-stability, which governs ...
Evans, George W.   +2 more
core   +2 more sources

Gradient networks

open access: yesJournal of Physics A: Mathematical and Theoretical, 2008
We define gradient networks as directed graphs formed by local gradients of a scalar field distributed on the nodes of a substrate network G. We derive an exact expression for the in-degree distribution of the gradient network when the substrate is a binomial (Erdos-Renyi) random graph, G(N,p).
Toroczkai, Zoltan   +4 more
openaire   +2 more sources

Self-Cleaning Cement-Based Building Materials

open access: yesBuildings, 2022
The modern rhythm of human life leads to well-known problems, which are air, water and soil pollution and climate warming. An increase in the power of industries and vehicles leads not only to atmospheric pollution by-products of incomplete fuel ...
Azariy Lapidus   +5 more
doaj   +1 more source

Converging an Overlay Network to a Gradient Topology [PDF]

open access: yes, 2011
In this paper, we investigate the topology convergence problem for the gossip-based Gradient overlay network. In an overlay network where each node has a local utility value, a Gradient overlay network is characterized by the properties that each node ...
Dowling, Jim   +5 more
core   +3 more sources

Critical Points Extraction from Building Façades by Analyzing Gradient Structure Tensor

open access: yesRemote Sensing, 2021
This paper proposes a building façade contouring method from LiDAR (Light Detection and Ranging) scans and photogrammetric point clouds. To this end, we calculate the confidence property at multiple scales for an individual point cloud to measure the ...
Dong Chen   +6 more
doaj   +1 more source

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