Results 11 to 20 of about 3,753,442 (268)

Novel externalities

open access: yesPublic Choice, 2023
AbstractNovel externalities are social activities for which the emerging cost (or benefit) of the spillover is unknown and must be discovered. Negative novel externalities have regained international salience following the COVID-19 pandemic. Such cases frequently are invoked as evidence of the limits of liberal political economy for dealing with public
Nick Cowen, Eric Schliesser
openaire   +3 more sources

Novel drugs--novel branding [PDF]

open access: yesQJM, 2011
There has been increasing use of a number of different novel psychoactive substances (often referred to as ‘legal highs’) over the last few years. The drug that has received the most publicity is mephedrone.1 However, there were 41 new substances detected in Europe in 2010.2 These novel psychoactive substances are often purchased from Internet-based ...
Wood, D. M.   +4 more
openaire   +3 more sources

Elastic temporal alignment for few‐shot action recognition

open access: yesIET Computer Vision, 2023
Few‐shot action recognition aims to learn a classification model with good generalisation ability when trained with only a few labelled videos. However, it is difficult to learn discriminative feature representations for videos in such a setting.
Fei Pan   +4 more
doaj   +1 more source

Use Of Natural Gas Become a Petrochemical with Zeolite Catalyst [PDF]

open access: yesE3S Web of Conferences, 2021
Methane is a hydrocarbon compound that can be used for various purposes. Currently, methane is widely used as fuel, and continues to be developed as a synthetic gas material and petrochemical products that have added value, one of which is formaldehyde ...
Susilowati S., Karaman Novel
doaj   +1 more source

Raman Spectra and Bulk Modulus of Nanodiamond in a Size Interval of 2–5 nm

open access: yesNanoscale Research Letters, 2017
Nanodiamond in a 2–5-nm size interval (which is typical for an appearance of quantum confinement effect) show Raman spectra composed of 3 bands at 1325, 1600, and 1500 cm−1 (at the 458-nm laser excitation) which shifts to 1630 cm−1 at the 257-nm laser ...
Mikhail Popov   +8 more
doaj   +1 more source

Risk Minimization Against Transmission Failures of Federated Learning in Mobile Edge Networks

open access: yesIEEE Access, 2020
A variety of modern AI products essentially require raw user data for training diverse machine learning models. With the increasing concern on data privacy, federated learning, a decentralized learning framework, enables privacy-preserving training of ...
Yuting Yan   +5 more
doaj   +1 more source

COG6‐CDG: Novel variants and novel malformation [PDF]

open access: yesBirth Defects Research, 2022
AbstractBackgroundDeficiency of Conserved Oligomeric Golgi (COG) subunits (COG1–8) is characterized by both N‐ and O‐protein glycosylation defects associated with destabilization and mislocalization of Golgi glycosylation machinery components (COG‐CDG).
Cirnigliaro, Lara   +10 more
openaire   +4 more sources

Simulation of the effect of polarization Coulomb field scattering on device linearity in AlGaN/GaN heterostructure field effect transistors using the Monte Carlo method

open access: yesAIP Advances, 2021
This paper demonstrates the improvement of device linearity in AlGaN/GaN heterostructure field effect transistors (HFETs) using polarization Coulomb field (PCF) scattering and investigates the relationship between device linearity and PCF scattering ...
Yongxiong Yang   +5 more
doaj   +1 more source

Safe reinforcement learning for dynamical systems using barrier certificates

open access: yesConnection Science, 2022
Safety control is a fundamental problem in policy design. Basic reinforcement learning is effective at learning policy with goal-reaching property. However, it does not guarantee safety property of the learned policy.
Qingye Zhao, Yi Zhang, Xuandong Li
doaj   +1 more source

Low levels of classical BSE infectivity in rendered fat tissue

open access: yesVeterinary Research, 2018
BSE infectivity in mesentery fat is most likely associated with embedded nervous tissue. To prove this mesentery containing celiac ganglion was taken from oral BSE infected cattle in different stages of the disease and from one control animal.
Christine Fast   +4 more
doaj   +1 more source

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