Results 21 to 30 of about 246,522 (205)

Assessment of Ex-Vitro Anaerobic Digestion Kinetics of Crop Residues Through First Order Exponential Models: Effect of LAG Phase Period and Curve Factor [PDF]

open access: yesMehran University Research Journal of Engineering and Technology, 2013
Kinetic studies of AD (Anaerobic Digestion) process are useful to predict the performance of digesters and design appropriate digesters and also helpful in understanding inhibitory mechanisms of biodegradation.
Abdul Razaque Sahito   +2 more
doaj  

Interest Rates Term Structure under Ambiguity

open access: yesRisks, 2017
After financial crisis, the role of uncertainty in decision making processes has largely been recognized as the new variable that contributes to shaping interest rates and bond prices. Our aim is to discuss the impact of ambiguity on bonds interest rates
Silvia Romagnoli, Simona Santoro
doaj   +1 more source

Market risk, value-at-risk and exponential weighting

open access: yesEconomics and Business Review, 2022
Banks and financial intermediaries are exposed to market risk. The aim of the paper is to explore the implications of legal requirements on market risk valuation. The focus is on the calculation of the permissible weighting factor of the concept of value-
Broll Udo, Förster Andreas
doaj   +1 more source

Asymptotics of work distributions: the pre-exponential factor [PDF]

open access: yesThe European Physical Journal B, 2011
We determine the complete asymptotic behaviour of the work distribution in driven stochastic systems described by Langevin equations. Special emphasis is put on the calculation of the pre-exponential factor which makes the result free of adjustable parameters.
Nickelsen, D., Engel, A.
openaire   +3 more sources

Fluctuation and dissipation within a deformed holographic model with backreaction

open access: yesPhysics Letters B, 2021
In this work we study the fluctuation and dissipation of a string attached to a brane in a deformed and backreacted AdS-Schwarzschild spacetime. This space is a solution of Einstein-dilaton equations and contains a conformal exponential factor exp⁡(k/r2)
Nathan G. Caldeira   +3 more
doaj   +1 more source

pre-exponential factor [PDF]

open access: yes, 2014
Citation: 'pre-exponential factor' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.P04811 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Modified seasonal factors in exponential smoothing [PDF]

open access: yes, 1990
Current practice uses statistical tests to determine whether seasonal factors should be applied in a given forecasting situation. Research suggests that an optimal policy might lie somewhere between using full seasonal factors and using no seasonal factors on series. This research proposes and tests use of a modified seasonality factor.
Armstrong   +10 more
openaire   +2 more sources

Non-Isothermal Kinetic Analysis of the Dehydroxylation of Kaolinite in Dynamic Air Atmosphere

open access: yesActa Technologica Agriculturae, 2017
A non-isothermal kinetic analysis of kaolinite dehydroxylation was carried out using thermogravimetric analysis on powder samples with heating rates from 1 to 30 °C・min-1 in a dynamic air atmosphere.
Ondro Tomáš   +2 more
doaj   +1 more source

Kinetic Parameters of Biomass Pyrolysis by TGA

open access: yesBioResources, 2016
Pyrolysis processes of typical biomass, such as corn stalk and birch chips, were investigated by thermogravimetric analysis (TGA). The apparent activation energy and pre-exponential factor were calculated with the adoption of the improved Coats-Redfern ...
Ming Zhai   +5 more
doaj   +1 more source

Time-series analysis with smoothed Convolutional Neural Network

open access: yesJournal of Big Data, 2022
CNN originates from image processing and is not commonly known as a forecasting technique in time-series analysis which depends on the quality of input data. One of the methods to improve the quality is by smoothing the data.
Aji Prasetya Wibawa   +5 more
doaj   +1 more source

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