Results 161 to 170 of about 190,067 (305)

Algebraic Properties of Transfer Function Matrices for Meromorphic Nonlinear Time-Varying Systems

open access: yesTransactions of the Institute of Systems, Control and Information Engineers, 2013
Yu Kawano, Toshiyuki Ohtsuka
openaire   +2 more sources

Food, Affluence and the Consumption Basket*

open access: yesEconomic Papers: A journal of applied economics and policy, EarlyView.
There are significant disparities across nations in incomes and spending. For example, consumers in the poorest countries spend more than half of their income on food, while in the richest, this is one‐tenth or less. We use data from the International Comparison Program for 176 countries to estimate cross‐country demand equations focusing on food and ...
Hai Long Vo, Kenneth W. Clements
wiley   +1 more source

Generalized triangle group based S-box construction for secure image encryption. [PDF]

open access: yesSci Rep
Abbasi AZ   +5 more
europepmc   +1 more source

Addressing ecological challenges from a quantum computing perspective

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract With increased access to data and the advent of computers, the use of statistical tools and numerical simulations is becoming commonplace for ecologists. These approaches help improve our understanding of ecological phenomena and their underlying mechanisms in increasingly complex environments.
Maxime Clenet   +2 more
wiley   +1 more source

Measuring the time‐varying market efficiency in the prewar and wartime Japanese stock market, 1924–1943

open access: yesAsia‐Pacific Economic History Review, Volume 65, Issue 1, Page 131-159, March 2025.
Abstract This study examines the adaptive market hypothesis in the prewar and wartime Japanese stock market using a new market capitalization‐weighted price index. First, we find that the degree of market efficiency varies over time and with major historical events. This implies that the hypothesis is supported in this market.
Kenichi Hirayama, Akihiko Noda
wiley   +1 more source

Examining associations between foundational and complex mathematics skills in people with Down syndrome and typically developing children

open access: yesBritish Journal of Developmental Psychology, EarlyView.
Abstract Acquiring mathematical competence is essential to independent living. In this study, we investigated the mathematics profile in young people with Down syndrome (DS), and the relations between foundational and more complex mathematics skills.
Su Morris   +2 more
wiley   +1 more source

“I can do math!”: A self‐regulated learning intervention to enhance math‐related motivational factors and performance in middle school

open access: yesBritish Journal of Educational Psychology, EarlyView.
Abstract Introduction Self‐regulated learning (SRL) interventions have been widely recognized for their potential to enhance students' academic achievement; however, their effects on math‐related motivational constructs remain less explored. This study investigated the impact of an SRL intervention on multiple math‐related motivational factors (math ...
Federica Granello   +4 more
wiley   +1 more source

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