Results 81 to 90 of about 109,862 (217)

Variance Matrix Priors for Dirichlet Process Mixture Models With Gaussian Kernels

open access: yesInternational Statistical Review, EarlyView.
Summary Bayesian mixture modelling is widely used for density estimation and clustering. The Dirichlet process mixture model (DPMM) is the most popular Bayesian non‐parametric mixture modelling approach. In this manuscript, we study the choice of prior for the variance or precision matrix when Gaussian kernels are adopted.
Wei Jing   +2 more
wiley   +1 more source

Optimal Reinforcement Learning for Gaussian Systems

open access: yes, 2011
The exploration-exploitation trade-off is among the central challenges of reinforcement learning. The optimal Bayesian solution is intractable in general.
Hennig, Philipp
core  

Somebody Knows Something: Managerial Ability, Product Development, and Return‐on‐Investment in a Hit‐Driven Industry

open access: yesJournal of Economics &Management Strategy, EarlyView.
ABSTRACT In hit‐driven industries, product development is associated with a right‐skewed unconditional distribution of performance, and products in the right tail have outsized impacts. Understanding how exceptional performance is generated can improve resource allocation, but the literature advances two different narratives: one emphasizes postrelease
Darren Filson
wiley   +1 more source

Beyond subjective and objective in statistics [PDF]

open access: yes, 2015
We argue that the words "objectivity" and "subjectivity" in statistics discourse are used in a mostly unhelpful way, and we propose to replace each of them with broader collections of attributes, with objectivity replaced by transparency, consensus ...
Gelman, Andrew, Hennig, Christian
core  

MENTAL REPRESENTATIONS IN PHYSICAL EDUCATION STUDENTS’ EVALUATION OF GYMNASTICS SKILLS

open access: yesScience of Gymnastics Journal, 2017
Research provides evidence that mental representations control human actions. It also shows a relation between mental representations and factors that might influence performance evaluation. The evaluation of motor skills figures prominently in physical
Linda Hennig
doaj   +1 more source

Daily Predictors of Psychotic‐Like Experiences in Older Adults: The Role of Sleep Quality, Negative Emotions, and Cognitive Failures

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT Psychotic‐like experiences are subclinical psychotic symptoms that are usually accompanied by sleep problems, negative emotions, and poorer cognitive functioning. However, their night‐to‐day associations remain understudied in older adults. 72 participants aged 50–79 took part in a home‐based sleep study.
Vivien Tomacsek   +5 more
wiley   +1 more source

Conspecific cueing or cooperative feeding?—Foraging stable flies are visually attracted to conspecific flies

open access: yesMedical and Veterinary Entomology, EarlyView.
In two‐choice laboratory bioassays, food‐deprived and CO2‐stimulated stable flies were offered paired landing platforms that were baited or not (control) with conspecific flies. The presence of conspecifics prompted the attraction and landing of foraging stable flies.
Emmanuel Hung   +4 more
wiley   +1 more source

Aitiai as Middle Terms

open access: yesRevista de Filosofia Antiga, 2022
Aristotle’s aitiai (‘causes’) are middle terms in Aristotelian syllogisms. I argue that stating the aitia of a thing therefore amounts to re-describing this same thing in an alternative and illuminating way.
Boris Hennig
doaj  

Between and Beyond: Negotiating Belonging Within Queer Borderlands

open access: yesNations and Nationalism, EarlyView.
ABSTRACT Belonging is an affective, social and biopolitical phenomenon which is relationally negotiated and which produces material and symbolic ‘borders’. Subsequently, the politics of belonging refers to the construction, maintenance and policing of the borders of belonging.
Meg Poff
wiley   +1 more source

Noisy Politics, Quiet Technocrats: Strategic Silence by Central Banks

open access: yesRegulation &Governance, EarlyView.
ABSTRACT In contrast to the “quiet” politics of the pre‐2008 period, macroeconomic policy has become “noisy”. This break raises a question: How do independent agencies designed for quiet politics react when a contentious public turns the volume up on them?
Benjamin Braun, Maximilian Düsterhöft
wiley   +1 more source

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