Jove
Visualize
Contáctanos
JoVE
x logofacebook logolinkedin logoyoutube logo
ACERCA DE JoVE
Visión GeneralLiderazgoBlogCentro de Ayuda JoVE
AUTORES
Proceso de PublicaciónConsejo EditorialAlcance y PolíticasRevisión por ParesPreguntas FrecuentesEnviar
BIBLIOTECARIOS
TestimoniosSuscripcionesAccesoRecursosConsejo Asesor de BibliotecasPreguntas Frecuentes
INVESTIGACIÓN
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchivo
EDUCACIÓN
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualCentro de Recursos para ProfesoresSitio de Profesores
Términos y Condiciones de Uso
Política de Privacidad
Políticas

Videos de Conceptos Relacionados

Woodward–Hoffmann Selection Rules and Microscopic Reversibility01:34

Woodward–Hoffmann Selection Rules and Microscopic Reversibility

Electrocyclic reactions, cycloadditions, and sigmatropic rearrangements are concerted pericyclic reactions that proceed via a cyclic transition state. These reactions are stereospecific and regioselective. The stereochemistry of the products depends on the symmetry characteristics of the interacting orbitals and the reaction conditions. Accordingly, pericyclic reactions are classified as either symmetry-allowed or symmetry-forbidden. Woodward and Hoffmann presented the selection criteria for...
Random Variables01:09

Random Variables

A random variable is a single numerical value that indicates the outcome of a procedure. The concept of random variables is fundamental to the probability theory and was introduced by a Russian mathematician, Pafnuty Chebyshev, in the mid-nineteenth century.
Uppercase letters such as X or Y denote a random variable. Lowercase letters like x or y denote the value of a random variable. If X is a random variable, then X is written in words, and x is given as a number.
For example, let X = the...
Entropy Change in Reversible Processes01:10

Entropy Change in Reversible Processes

In the Carnot engine, which achieves the maximum efficiency between two reservoirs of fixed temperatures, the total change in entropy is zero. The observation can be generalized by considering any reversible cyclic process consisting of many Carnot cycles. Thus, it can be stated that the total entropy change of any ideal reversible cycle is zero.
The statement can be further generalized to prove that entropy is a state function. Take a cyclic process between any two points on a p-V diagram.
Propagation of Uncertainty from Random Error00:59

Propagation of Uncertainty from Random Error

An experiment often consists of more than a single step. In this case, measurements at each step give rise to uncertainty. Because the measurements occur in successive steps, the uncertainty in one step necessarily contributes to that in the subsequent step. As we perform statistical analysis on these types of experiments, we must learn to account for the propagation of uncertainty from one step to the next. The propagation of uncertainty depends on the type of arithmetic operation performed on...
Transition State Theory01:25

Transition State Theory

Transition-state theory, also known as activated-complex theory, provides a molecular-level explanation of reaction rates in both gas-phase and solution-phase reactions. It extends earlier kinetic models by considering the formation of a short-lived, high-energy configuration during a reaction.The progress of a chemical reaction can be represented using a reaction profile, which plots potential energy against the reaction coordinate. As two reactant molecules approach one another, their...
Language and Cognition01:27

Language and Cognition

Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.

También podría leer

Artículos Relacionados

Artículos vinculados a este trabajo por autores compartidos, revista y gráfico de citas.

Ordenar por
Same author

Granulomatous mastitis during pregnancy with sudden onset of gait difficulty and erythema nodosum: A case report and review of the literature.

The journal of obstetrics and gynaecology research·2024
Same author

Information geometric bound on general chemical reaction networks.

Physical review. E·2024
Same author

Emergent invariance and scaling properties in the collective return dynamics of a stock market.

PloS one·2024
Same author

Quantum advantage in variational Bayes inference.

Proceedings of the National Academy of Sciences of the United States of America·2023
Same author

Ansatz-Independent Variational Quantum Classifiers and the Price of Ansatz.

Scientific reports·2022
Same author

Pretreatment with Perlecan-Conjugated Laminin-E8 Fragment Enhances Maturation of Grafted Dopaminergic Progenitors in Parkinson's Disease Model.

Stem cells translational medicine·2022

Video Experimental Relacionado

Updated: Jul 10, 2026

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments
08:12

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments

Published on: March 1, 2022

La transición Berezinskii-Kosterlitz-Thouless en un modelo de lenguaje aleatorio sensible al contexto.

Yuma Toji1, Jun Takahashi2, Vwani Roychowdhury3

  • 1Hokkaido University, Graduate School of Information Science and Technology, Sapporo, Hokkaido 060-0814, Japan.

Physical review. E
|February 20, 2026
PubMed
Resumen
Este resumen es generado por máquina.

Los investigadores demuestran una transición de fase en un nuevo modelo de lenguaje, inspirado en la física. Este hallazgo sugiere que las propiedades críticas del lenguaje natural pueden derivarse de las fases Berezinskii-Kosterlitz-Thouless (BKT), no solo del ajuste fino.

Más Videos Relacionados

Augmenting Large Language Models via Vector Embeddings to Improve Domain-Specific Responsiveness
03:14

Augmenting Large Language Models via Vector Embeddings to Improve Domain-Specific Responsiveness

Published on: December 6, 2024

Videos de Experimentos Relacionados

Last Updated: Jul 10, 2026

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments
08:12

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments

Published on: March 1, 2022

Augmenting Large Language Models via Vector Embeddings to Improve Domain-Specific Responsiveness
03:14

Augmenting Large Language Models via Vector Embeddings to Improve Domain-Specific Responsiveness

Published on: December 6, 2024

Área de la Ciencia:

  • Física Estadística Física de las estadísticas.
  • La lingüística computacional es la lingüística computacional.
  • Procesamiento del lenguaje natural.

Sus antecedentes:

  • Las propiedades críticas de la ley de poder en los lenguajes naturales se asemejan a las transiciones de fase de los sistemas físicos.
  • Los modelos de lenguaje grande (LLM) muestran similitudes con conceptos físicos como las leyes de escala.
  • Existe una brecha en la identificación de modelos de lenguaje generativo que exhiben transiciones de fase definidas por la física estadística.

Objetivo del estudio:

  • Para construir y analizar un modelo de lenguaje probabilístico exhibiendo una transición de fase.
  • Investigar la aplicabilidad de los conceptos de física estadística al modelado del lenguaje natural.
  • Explorar la naturaleza de las propiedades críticas en los lenguajes naturales.

Principales métodos:

  • Desarrolló un modelo de lenguaje aleatorio sensible al contexto inspirado en el modelo 1D Potts.
  • Demostró numéricamente una transición de fase inequívoca mediante la sintonización de un parámetro del modelo.
  • Definido y analizado un parámetro de orden que captura los sesgos de frecuencia del símbolo.

Principales resultados:

  • El parámetro de orden pasó de cero a no cero en el límite de longitud infinita, lo que indica una singularidad.
  • Se identificó la transición como una variante de la transición Berezinskii-Kosterlitz-Thouless (BKT).
  • Características de fase BKT observadas en un sistema unidimensional, un fenómeno raro.

Conclusiones:

  • Las propiedades críticas del lenguaje natural podrían explicarse genéricamente por las fases de BKT.
  • Esto desafía la necesidad de ajustar o auto-organizar la criticidad para explicar las propiedades del lenguaje.
  • El estudio proporciona un raro ejemplo de una fase BKT en un sistema 1D, con implicaciones para la física y la lingüística.