Results 31 to 40 of about 2,296,453 (296)

MVG Mechanism: Differential Privacy under Matrix-Valued Query

open access: yes, 2018
Differential privacy mechanism design has traditionally been tailored for a scalar-valued query function. Although many mechanisms such as the Laplace and Gaussian mechanisms can be extended to a matrix-valued query function by adding i.i.d.
Alatalo P. I.   +7 more
core   +1 more source

Analytical Approach to Determining the Angular Coordinates of Links of Planetary Mechanisms

open access: yesМеханика машин, механизмов и материалов
The article considers the generally accepted kinematic theory of calculation of planetary mechanisms, based on the principle of equivalence of the real and reversed mechanisms (Willis method).
Oleg N. Protasenya, Alla A. Kalina
doaj   +1 more source

The Bounded Laplace Mechanism in Differential Privacy

open access: yesThe Journal of Privacy and Confidentiality, 2019
The Laplace mechanism is the workhorse of differential privacy, applied to many instances where numerical data is processed. However, the Laplace mechanism can return semantically impossible values, such as negative counts, due to its infinite support ...
Naoise Holohan   +3 more
doaj   +1 more source

Partial differential equations from integrable vertex models

open access: yes, 2014
In this work we propose a mechanism for converting the spectral problem of vertex models transfer matrices into the solution of certain linear partial differential equations.
Baxter R. J., W. Galleas
core   +1 more source

Characterization and Optimization of a Differential System for Underactuated Robotic Grippers

open access: yesMachines
This paper delves into the potential of an optimized differential system within an underactuated tendon-driven soft robotic gripper, a crucial component that enhances the grasping abilities by allowing fingers to secure objects adapting to different ...
Sebastiano Angelella   +3 more
doaj   +1 more source

Differential-activity driven instabilities in biphasic active matter [PDF]

open access: yes, 2017
Active stresses can cause instabilities in contractile gels and living tissues. Here we describe a generic hydrodynamic theory that treats these systems as a mixture of two phases of varying activity and different mechanical properties.
Mahadevan, L.   +2 more
core   +3 more sources

Mechanism for negative differential conductivity in holographic conductors

open access: yesJournal of High Energy Physics, 2020
We clarify the mechanism for negative differential conductivity in holographic conductors. Negative differential conductivity is a phenomenon in which the electric field decreases with the increase of the current.
Shuta Ishigaki, Shin Nakamura
doaj   +1 more source

A type of symmetrical differential lever displacement amplification mechanism

open access: yesMechanics & Industry, 2021
The paper proposes a type of symmetrical flexure hinge displacement amplification mechanism, which is based on the differential lever to effectively improve the displacement output stroke of the PZT and reduce the additional displacement.
Fan Wei   +3 more
doaj   +1 more source

The thermal visualisation of latent fingermarks on metallic surfaces [PDF]

open access: yes, 2011
Recent published research has lead to improved techniques for recovering latent fingermarks from metallic surfaces. The present study corroborates and extends some of the work carried out by Bond [1], [2] and [3], but an alternative mechanism is proposed
O’Connor, D., Wightman, Graham
core   +3 more sources

Clinical Insights Into Hypercalcemia of Malignancy in Childhood

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Hypercalcemia of malignancy (HCM) is a rare but life‐threatening metabolic emergency in children that occurs in less than 1% of pediatric cancer cases, with a reported incidence ranging from 0.4% to 1.0% across different studies. While it is observed in 10%–20% of adult malignancies, pediatric HCM remains relatively uncommon.
Hüseyin Anıl Korkmaz
wiley   +1 more source

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