Results 61 to 70 of about 6,802 (157)

Measuring I2P Censorship at a Global Scale

open access: yes, 2019
To appear in Proceedings of the 9th USENIX Workshop on Free and Open Communications on the Internet (FOCI '19). San Francisco, CA.
Hoang, Nguyen Phong   +2 more
openaire   +2 more sources

Application of signal separation to diffraction image compression and serial crystallography

open access: yesJournal of Applied Crystallography, Volume 58, Issue 1, Page 138-153, February 2025.
We introduce a new signal‐separation algorithm for precise background assessment and describe its application to single‐crystal image compression and serial crystallography data pre‐processing.We present here a methodology for real‐time analysis of diffraction images acquired at a high frame rate (925 Hz) and its application to macromolecular serial ...
Jérôme Kieffer   +7 more
wiley   +1 more source

Efficient Direct Localization Based on Sparsity‐Gradient Hybrid Optimization

open access: yesElectronics Letters, Volume 61, Issue 1, January/December 2025.
The letter proposes a hybrid optimization method for direct position determination (DPD) that addresses the trade‐off between localization precision and computational load. By combining sparse correlation‐domain modelling with gradient‐based refinement, the method achieves sub‐grid accuracy while reducing runtime by an order of magnitude compared to ...
Ying Xiao, Zilan Yu, Xi Chen
wiley   +1 more source

Illness Stigma and Shame in People With Chronic Illnesses vs. SARS‐CoV‐2 Survivors: Associations With Psychological Distress Through Psychological Flexibility and Self‐Compassion

open access: yesClinical Psychology &Psychotherapy, Volume 31, Issue 6, November/December 2024.
ABSTRACT Individuals with chronic illnesses and those infected with SARS‐CoV‐2 often face stigma, shame, and psychological distress related to their conditions. Higher psychological flexibility and self‐compassion are often associated with less stigma and shame.
Saga Berglund   +9 more
wiley   +1 more source

GAT-LA: Graph Attention-Based Locality-Aware Sampling for Modeling the Dynamic Evolution of I2P Routing Topologies

open access: yesTechnologies
Anonymous communication networks such as the Invisible Internet Project (I2P) are essential for safeguarding privacy and ensuring freedom of expression, necessitating robust performance and security evaluation in controlled environments. Network testbeds
Runnan Tan   +5 more
doaj   +1 more source

Individual power in human motivation – Review and theoretical perspective

open access: yesActa Psychologica
There are many studies in Psychology and other sciences about the concept of power. We believe that individual power is one of the most critical factors in human motivation, which is considered by prominent motivation theories, like Choice Theory or ...
João M.S. Carvalho, Ana Conde
doaj   +1 more source

Counterterms and dual holographic anomalies in CS gravity

open access: yes, 2005
The holographic Weyl anomaly associated to Chern-Simons gravity in 2n+1 dimensions is proportional to the Euler term in 2n dimensions, with no contributions from the Weyl tensor.
A. Schwimmer   +22 more
core   +1 more source

Self-Dual Skyrmions on the Spheres $S^{2N+1}$

open access: yes, 2018
We construct self-dual sectors for scalar field theories on a $(2N+2)$-dimensional Minkowski space-time with target space being the $2N+1$-dimensional sphere $S^{2N+1}$.
Amari, Y., Ferreira, L. A.
core   +1 more source

Feynman integral in $\mathbb R^1\oplus\mathbb R^m$ and complex expansion of $_2F_1$

open access: yes, 2016
Closed form expressions are proposed for the Feynman integral $$ I_{D, m}(p,q) = \int\frac{d^my}{(2\pi)^m}\int\frac{d^Dx}{(2\pi)^D} \frac1{(x-p/2)^2+(y-q/2)^4} \frac1{(x+p/2)^2+(y+q/2)^4} $$ over $d=D+m$ dimensional space with $(x,y),\,(p,q)\in
Pogány, Tibor K., Shpot, Mykola A.
core   +1 more source

Sudakov-type minoration for log-concave vectors

open access: yes, 2014
We formulate and discuss a conjecture concerning lower bounds for norms of log-concave vectors, which generalizes the classical Sudakov minoration principle for Gaussian vectors.
Latała, Rafał
core   +1 more source

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