Results 81 to 90 of about 544,925 (236)

Horizon-Independent Optimal Prediction with Log-Loss in Exponential Families

open access: yes, 2013
We study online learning under logarithmic loss with regular parametric models. Hedayati and Bartlett (2012b) showed that a Bayesian prediction strategy with Jeffreys prior and sequential normalized maximum likelihood (SNML) coincide and are optimal if ...
Bartlett, Peter   +4 more
core  

Minimum Average Deviance Estimation for Sufficient Dimension Reduction

open access: yes, 2016
Sufficient dimension reduction reduces the dimensionality of data while preserving relevant regression information. In this article, we develop Minimum Average Deviance Estimation (MADE) methodology for sufficient dimension reduction.
Adragni, Kofi P.   +2 more
core   +1 more source

Organic Light‐Emitting Diode in Phototherapy Applications

open access: yesAdvanced Photonics Research, EarlyView.
This article systematically reviews the development of organic light‐emitting diodes (OLEDs) in phototherapy, constructs a technical framework, and establishes a multidimensional knowledge graph encompassing indications, wavelengths, and light intensity.
Yingguang Zhu   +9 more
wiley   +1 more source

Cover Time in Edge-Uniform Stochastically-Evolving Graphs

open access: yesAlgorithms, 2018
We define a general model of stochastically-evolving graphs, namely the edge-uniform stochastically-evolving graphs. In this model, each possible edge of an underlying general static graph evolves independently being either alive or dead at each discrete
Ioannis Lamprou   +2 more
doaj   +1 more source

Families of generalized Kloosterman sums [PDF]

open access: yes, 2013
We construct p-adic relative cohomology for a family of toric exponential sums which generalize the classical Kloosterman sums. Under natural hypotheses such as quasi-homogeneity and nondegeneracy, this cohomology is acyclic except in the top dimension ...
Haessig, C. Douglas, Sperber, Steven
core  

Strong Proton‐Phonon Coupling Drives Fast Ion Transport in Perovskites

open access: yesAdvanced Science, EarlyView.
Experimental and computational phonon analysis of ABO3‐type proton conductor BaSnO3 shows that substitution on the B‐site with yttrium forms an imaginary phonon mode which is instrumental for the function as proton conductor. This overcompensates the adverse proton trapping effect of the yttrium.
Alexey Rulev   +8 more
wiley   +1 more source

Natural Real Exponential Families with Cubic Variance Functions

open access: yesThe Annals of Statistics, 1990
Pursuing the classification initiated by Morris (1982), we describe all the natural exponential families on the real line such that the variance is a polynomial function of the mean with degree less than or equal to 3. We get twelve different types; the first six appear in the fundamental paper by Morris (1982); most of the other six appear as ...
Letac, Gerard, Mora, Marianne
openaire   +2 more sources

Single‐Field Evolution Rule Governs the Dynamics of Representational Drift in Mouse Hippocampal Dorsal CA1 Region

open access: yesAdvanced Science, EarlyView.
Long‐term hippocampal place‐code dynamics are investigated using calcium imaging across weeks of maze navigation. Analyses reveal a novelty‐irrelevant Single‐Field Evolution Rule (SFER), where active fields promote persistence and inactive fields decline.
Cong Chen   +10 more
wiley   +1 more source

Cinnamic‐Hydroxamic‐Acid Derivatives Exhibit Antibiotic, Anti‐Biofilm, and Supercoiling Relaxation Properties by Targeting Bacterial Nucleoid‐Associated Protein HU

open access: yesAdvanced Science, EarlyView.
Cinnamic‐hydroxamic‐acid derivatives (CHADs) are identified as novel inhibitors of the bacterial nucleoid‐associated protein HU, exhibiting potent antibacterial, anti‐biofilm (both inhibition and eradication), and DNA relaxation (anti‐supercoiling) activities. Moreover, CHADs demonstrate strong synergistic effects with multiple antibiotics.
Huan Chen   +22 more
wiley   +1 more source

The Hybrid Market Segmentation of Electric Vehicles in Ukraine Using Data Science Methods [PDF]

open access: yesProblemi Ekonomiki
The article examines the current issue of effective market segmentation for electric vehicles in Ukraine. This market, on one hand, demonstrates exponential growth, while on the other, it develops in the context of significant economic and social ...
Andrusyk Yevhenii V.   +1 more
doaj   +1 more source

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