نتایج جستجو برای: مدل reward beta

تعداد نتایج: 336113  

Journal: : 2022

This article empirically studies the risk levels of individual pension portfolios, investment efficiency and also diversification investors in Türkiye with a novel administrative data month-end snapshots December 2019. To examine taking behavior, level Turkish investors, we compute beta coefficients, total together idiosyncratic systematic risk, Sharpe Ratio, loss from under-diversification inv...

Journal: :Journal of Economic Theory 2022

We prove existence of time consistent equilibria in a class dynamic models with recursive payoffs and generalized discounting involving both behavioral normative applications. Our Bellman equation method identifies separates both: strategic aspects the equilibrium problem allows to determine sufficient assumptions on preferences stochastic transition establish existence. In particular we show m...

Journal: :NeuroImage 2012
Azadeh HajiHosseini Antoni Rodríguez-Fornells Josep Marco-Pallarés

Reward processing in humans is carried out by an extensive fronto-subcortical network that might be coordinated by fast oscillatory electrical activity. Previous studies have identified an increase in beta-gamma oscillatory activity after the processing of positive feedback stimuli but the functional role of this electroencephalographic (EEG) correlate remains unclear. In the present study, we ...

Background and Aim: The primary purpose of this study was to investigate the relationships between reward sensitivity and punishment sensitivity and positive emotion regulation strategies and negative emotion regulation strategies among students. Materials and methods: 189 students studying at one of Tehran Universities were selected by accessible random sampling method, and then Emotion Regul...

2011
Ye Fan

Multi-armed bandit problem is to maximize a cumulated reward by playing arms sequentially without prior knowledge. Algorithms for this problem such as UCT have been successfully extended to computer GO programs and proved significantly effective by defeating professional players. The goal of the project is to implement a Renju AI based on Monte Carlo planning that is able to defeat the oldest k...

ژورنال: :سلامت و محیط زیست 0
افسانه شهبازی a shahbazi department of environmental science, environmental sciences research institute, shahid beheshti universityدکترای محیط زیست، استادیار پژوهشکده علوم محیطی، دانشگاه شهید بهشتی

زمینه و هدف: رشد چشمگیر استفاده از سورفکتانت تریتون ایکس-100 در صنایع سبب افزایش حضور این ماده در پساب ها و درنتیجه تهدیدی برای اکوسیستم های آبی شده است. تریتون به دلیل ساختار شیمیایی مولکولی خود از  نظر زیستی تجزیه پذیر نبوده و در زنجیره غذایی تجمع می یابد. روش بررسی: در این تحقیق ظرفیت جذبی شش نوع زئولیت سنتزی با نام کامل و اختصاصی zsm(26), zsm(236), beta(200), beta(35) y(usy), y(day), با ساخ...

ژورنال: سلامت کار ایران 2012
دارمی, زینب, عریضی, حمیدرضا,

  Background and aims: The relationship between physical-mental health and Migraine headaches and stress, especially job stress, is known. Many factors can construct job stress in work settings. The factor that has gained much attention recently is inequality (imbalance) of employees’ effort versus the reward they gain. The aim of the current attempt was to investigate the validity of effort-re...

Background and Aim: The main purpose of this study was to investigate the relationships between RST traits and emotion dysregulation include social anxiety, general anxiety, and depression in a student. Materials and methods: 189 students studying at one of the public universities in Tehran were selected by convenience sampling method and then the Patient Health Questionnaire-9, Generalized An...

Journal: : 2023

در این تحقیق به مقایسه تحلیلی و عددی آبشار جریان برگشتی مدل R با آبشارهای Q QI سیستم‌­های چندجزیی پایدار پرداخته می‌­شود. راستا برای اولین بار کدهای جهت طراحی منظور کد نرم‌افزار متلب نوشته شده‌­اند. نتایج نشان می‌­دهد که دو جزء 1k 2k از خوراک Nc جزء، تعداد معدودی قابل تعریف است همگی حالات خاصی می­‌باشد. هم‌­چنین یافته‌­ها مجموع مقدار برش جزیی همیشه برابر یک است. طریق داده می‌­شود صورتی میانگین ...

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