Results 131 to 140 of about 716,706 (268)

An extension of the basic local independence model to multiple observed classifications

open access: yesBritish Journal of Mathematical and Statistical Psychology, EarlyView.
Abstract The basic local independence model (BLIM) is appropriate in situations where populations do not differ in the probabilities of the knowledge states and the probabilities of careless errors and lucky guesses of the items. In some situations, this is not the case. This work introduces the multiple observed classification local independence model
Pasquale Anselmi   +8 more
wiley   +1 more source

Revisiting the Adequacy Theorem for Fragments of Łukasiewicz Logic

open access: yesBulletin of the Section of Logic
A. V. Figallo introduced the 3-valued Super Łukasiewicz logic expanded with the Δ operator, denoted as C3↣,Δ, in 1990. This operator is used in the definition of 3-valued Łukasiewicz algebras, and it is not possible to recover Δ through implication and ...
Miguel Pérez-Gaspar   +2 more
doaj   +1 more source

A Hybrid Intuitionistic Logic: Semantics and Decidability

open access: yes, 2005
An intuitionistic, hybrid modal logic suitable for reasoning about distribution of resources was introduced by Jia and Walker. The modalities of the logic allow validation of properties in a particular place, in some place and in all places.
Damiano Macedonio   +5 more
core  

Progressively Projected Newton's Method

open access: yesComputer Graphics Forum, EarlyView.
Abstract Newton's Method is widely used to find the solution of complex non‐linear simulation problems. To guarantee a descent direction, it is common practice to clamp the negative eigenvalues of each element Hessian prior to assembly—a strategy known as Projected Newton (PN)—but this perturbation often hinders convergence.
J. A. Fernández‐Fernández   +2 more
wiley   +1 more source

A Hybrid Intuitionistic Logic: Semantics and Decidability

open access: yes, 2006
An intuitionistic, hybrid modal logic suitable for reasoning about distribution of resources was introduced by Jia and Walker. The modalities of the logic allow validation of properties in a particular place, in some place and in all places.
Chadha, R., Macedonio, D., Sassone, V.
core  

Survey on Visualization of Information Diffusion over Networks

open access: yesComputer Graphics Forum, EarlyView.
Abstract Information Diffusion (ID) describes how a value (e.g., a pathogen, a rumor, a packet) spreads through an underlying “medium” network of elements (e.g., a social or computer network). Understanding the information diffusion process is essential to predicting trends, controlling misinformation, and enhancing decision‐making as well as ...
T. Baumgartl   +8 more
wiley   +1 more source

Building a Potemkin village in occupied China: Japan's wartime system of linked trade, 1939–43

open access: yesThe Economic History Review, EarlyView.
Abstract The paper discusses the novel but little‐known exchange rate system of Japanese‐occupied North China during the Second Sino‐Japanese War, in which exporters were given the right to import in the form of a piece of yellow paper, which could be sold in the secondary market.
Shinji Takagi
wiley   +1 more source

Algebraic logic and logical geometry in arbitrary varieties of algebras

open access: yes, 2012
The paper consists of two parts. The first part is devoted to logic for universal algebraic geometry. The second one deals with problems and some results. It may be regarded as a brief exposition of some ideas from the book in progress: B.Plotkin, E.Aladova, E.Plotkin, "Algebraic logic and logical geometry in arbitrary varieties of algebras"
openaire   +2 more sources

An Apos Investigation into Students’ Understanding of Logical Algebraic Connectives

open access: yesJournal of Medives: Journal of Mathematics Education IKIP Veteran Semarang
this research focused on understanding Applied Science students' abilities to correctly apply equality on connectives properties to algebraic logic expressions and to comprehend the students' schema. This was done by assessing the students’ understanding
Idowu Oluwaseun Longe   +1 more
doaj   +1 more source

Rational Expectations Fools' Bubbles

open access: yesInternational Economic Review, EarlyView.
ABSTRACT We develop a rational, Walrasian model of speculative bubbles inspired by the Kindleberger–Minsky view, which describes bubbles as wave‐like market processes. Touched off by an initial shock, price booms are initially self‐reinforcing but become self‐destructive later when prices surpass fundamental value.
Luis Araujo, Antonio Doblas‐Madrid
wiley   +1 more source

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