Results 141 to 150 of about 200,949 (284)

Risk‐aware safe reinforcement learning for control of stochastic linear systems

open access: yesAsian Journal of Control, EarlyView.
Abstract This paper presents a risk‐aware safe reinforcement learning (RL) control design for stochastic discrete‐time linear systems. Rather than using a safety certifier to myopically intervene with the RL controller, a risk‐informed safe controller is also learned besides the RL controller, and the RL and safe controllers are combined together ...
Babak Esmaeili   +2 more
wiley   +1 more source

Fat Debtors: Time Discounting, Its Anomalies, and Body Mass Index [PDF]

open access: yes
In view of the finding that debtors are likely to be more obese than nondebtors, we investigate whether interpersonal differences in body mass are, as in the case of debt behavior, related to those in time discounting and time discounting anomalies.
Fumio Ohtake   +2 more
core  

Regional Shopping Objectives in British Grocery Retail Transactions Using Segmented Topic Models

open access: yesApplied Stochastic Models in Business and Industry, EarlyView.
ABSTRACT Understanding the customer behaviours behind transactional data has high commercial value in the grocery retail industry. Customers generate millions of transactions every day, choosing and buying products to satisfy specific shopping needs.
Mariflor Vega Carrasco   +4 more
wiley   +1 more source

A Proposal for a New Prescriptive Discounting Scheme: The Intergenerational Discount Rate [PDF]

open access: yes
Cost-benefit analyses require comparing costs and benefits that occur at different points in time. Doing so, however, creates conflicts between short-term considerations — a discounting scheme has to be consistent with observed behaviours — and long-term
Stéphane Hallegatte
core  

Techno‐economic and environmental assessment of a hybrid renewable energy system for a date molasses factory in Iraq using HOMER Pro

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Iraq currently faces a significant electricity deficit estimated at approximately 18 000 MW, resulting in frequent and sometimes prolonged power outages that disrupt both economic activities and social life. The widening gap between energy supply and demand, combined with environmental concerns associated with fossil fuel consumption ...
Safaa Malik Abbas   +3 more
wiley   +1 more source

Should we discount future generations’ welfare? A survey on the “pure” discount rate debate. [PDF]

open access: yes
In A Mathematical Theory of Saving (1928), Frank Ramsey not only laid the foundations of the fruitful optimal growth literature, but also launched a major moral debate: should we discount future generations’ well-being?
Grégory Ponthière
core  

Sustainable and cost‐effective process design for energy‐self‐sufficient ethyl lactate production from sugar mill feedstocks: a techno‐economic approach

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Bio‐based ethyl lactate (EL) can replace several fossil‐derived products owing to its low toxicity, high solvent functionality, and environmental advantages. This study assesses the techno‐economic viability and greenhouse gas (GHG) reduction potential of producing EL from sugarcane A‐molasses and lignocelluloses in an energy self‐sufficient ...
Motshamonyane J. Phasha   +2 more
wiley   +1 more source

The Effect of a Constant or a Declining Discount Rate on Optimal Investment Timing [PDF]

open access: yes
This paper shows that exponential discounting may have anadvancing effect on the timing of investment, not captured bysensitivity analysis carried out for the complete range of instantaneous discount rates implicit in declining discounting.Declining ...
Gonzalo Edwards
core  

Process development priorities for scaling up direct microbial conversion of sugars into value‐added biochemicals

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The study identified process development priorities toward the feasible production of five value‐added biochemicals in a sugarcane biorefinery based on achievable bioconversion performances. Multiple process scenarios using A‐molasses as feedstock were simulated in Aspen Plus® via direct microbial conversions.
Manasseh K. Sikazwe   +2 more
wiley   +1 more source

Optimization of pharmaceutical research and development by early‐phase assessment of investigational medicinal products

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Small and mid‐sized pharmaceutical innovators often have limited in‐house health economics and market access expertise, and may struggle to align development strategies of investigational medicinal products with health system needs and payer expectations.
Zoltán Kaló   +5 more
wiley   +1 more source

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