Results 91 to 100 of about 46,941 (302)

Longitudinal measurements of inhibitory cognitive performance in patients with schizophrenia and bipolar disorder

open access: yesSchizophrenia Research: Cognition
Background: Cognitive impairment is a major determinant of functional outcome in psychotic spectrum disorders. Among cognitive domains, motor response inhibition has received limited longitudinal investigation.
A. Smyrnis   +7 more
doaj   +1 more source

On the Measurement of the (Non)linearity of Costas Permutations

open access: yesJournal of Applied Mathematics, 2010
We study several criteria for the (non)linearity of Costas permutations, with or without the imposition of additional algebraic structure in the domain and the range of the permutation, aiming to find one that successfully identifies Costas permutations ...
Konstantinos Drakakis
doaj   +1 more source

Ttsunami. An Interesting Mathematical Problem

open access: yesRevista de Matemática: Teoría y Aplicaciones, 2012
We present some key aspects regarding the mathematics and the computational tool that support the complex description of the physical process tsunami from two specific approaches.
Rodrigo González González   +2 more
doaj   +1 more source

Sustainable Productivity Growth in Agriculture: The Role of Shifts in R&D Investments and Technology

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The objective of the paper is to evaluate the long‐term prospects of sustainable productivity growth linked to plausible assumptions on public agricultural R&D investments as the key productivity driver. Second, it investigates the role of changing R&D focus from yield maximization to input saving technologies (fertilizers and pesticides). The
Zuzana Smeets Křístková   +4 more
wiley   +1 more source

Detección de cambios en la altura de la ola significativa en las costas cubanas

open access: yesRevista Cubana de Meteorología, 2023
El presente trabajo tiene como objetivo determinar los cambios de la altura de la ola significativa (Hsig) en las costas cubanas durante el período 1950-2022, como contribución a los estudios de variabilidad climática que se desarrollan en el país, en ...
Axel Hidalgo Mayo   +2 more
doaj  

Keeping Pace or Falling Behind? The Depth of Latin American Trade Agreements

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This article examines whether Latin American countries are keeping pace with global trends in trade agreement depth or falling behind. Using 681 agreements (1970–2019), we develop the Depth Index of Trade Agreements (DITA) to weight provisions endogenously through factor analysis based on co‐occurrence patterns.
Raphael Gomes da Silva   +2 more
wiley   +1 more source

Fondo actual de nitrato como metodología en la relación agua superficial – subterránea aplicado en el sudeste Bonaerense, Argentina

open access: yesDyna, 2018
La contaminación con nitrato en agua superficial y subterránea es un problema mundial vinculado especialmente con la intensa actividad agrícola. Las concentraciones elevadas afectan la calidad de las aguas y resulta ser un indicador importante de la ...
Carolina Maria Calvi   +2 more
doaj   +1 more source

Fermented Citrus as a Functional Food Matrix: Evaluating Probiotic, Prebiotic, and Postbiotic Potential

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
Fermented citrus transforms bioactive compounds into metabolites with probiotic and prebiotic properties, enhancing gut health, immunity, and metabolic balance. This review highlights fermentation's role in developing sustainable, health‐promoting functional foods while addressing challenges in process optimization, sensory quality, and commercial ...
Sony Kumari   +3 more
wiley   +1 more source

Factors Affecting Recollapse of the Augmented Vertebrae After Percutaneous Vertebral Augmentation: A Prospective Study

open access: yesAGING MEDICINE, EarlyView.
To investigate the relevant factors of augmented vertebrae recollapse after percutaneous vertebral augmentation (PVA) for the treatment of osteoporotic vertebral compression fractures (OVCFs). Intervertebral cleft (IVC) and those with PVP intervention are at higher risk of recollapse.
Yawen Zhang   +6 more
wiley   +1 more source

Puna Austral. Descripciones Petrográficas por la Señorita Mabel Costas y Norma E. Pezzutti

open access: yes, 1964
Fil: Costas, M.N. Ministerio de Economía. Secretaría de Minería. Dirección Nacional de Geología y Minería; Argentina.Fil: Pezzutti, N. Ministerio de Economía. Secretaría de Minería.
Costas, Mabel Norma, Pezzutti, Norma E.
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