Results 11 to 20 of about 2,683,768 (284)

MATHEMATICAL PRINCIPLES OF BUILDING RATING SYSTEMS

open access: yesСтатистика и экономика, 2016
Mathematical definition of the rating system is formulated, shown its applicability to a wide class of choice situations on the basis of quantitative characteristics of the object.
Alexander A. Solodov
doaj   +1 more source

Evaluation of influencing factors on tea production based on random forest regression and mean impact value

open access: yesAgricultural Economics (AGRICECON), 2019
Overproduction of tea in the major producing countries is an important factor which restricts the development of tea. Therefore, the factors from the economic, social and environmental system affecting tea production have become the focus of both ...
Yihui Chen, Minjie Li
doaj   +1 more source

Application of expert evaluation methods in determining the significance of criteria for usability of railway traction rolling stock

open access: yesTransport, 2023
Railway rolling stock must meet the requirements related to its use in the transportation process. The significance of these requirements can be determined using expert testing methods.
Lijana Maskeliūnaitė   +2 more
doaj   +1 more source

On the Weights of Nations: Assigning Voting Weights in a Heterogeneous Union [PDF]

open access: yes, 2006
We study indirect democracy in which countries, states, or districts each elect a representative who later votes at a union level on their behalf. We show that the voting rule that maximizes the total expected utility of all agents in the union involves ...
Barberà, Salvador, Jackson, Matthew O.
core   +4 more sources

Weighted Compositions [PDF]

open access: yesCanadian Mathematical Bulletin, 1961
By a composition of a positive integer n is meant a representation of n as a sum of one or more positive integers where the order of the summands is taken into account. Thus for example 4 has the eight compositions 4 = 3 + 1 = 1 +3 = 2 + 2 = 2 + 1 + 1 = 1 + 2 + 1 = 1 + 1 + 2 = 1 + 1 + 1 + 1.
Moser, L., Whitney, E. L.
openaire   +1 more source

Research on evaluation of coal mine emergency management capability based on multi-level extension

open access: yesMeikuang Anquan, 2021
In order to reduce the harm caused by serious accidents in coal mines and improve the emergency management capabilities of coal mines, based on the theory of extension theory, this paper establishes an extension model for coal mine emergency management ...
GAO Kangya, CHEN Shaojie, QI Yinge
doaj   +1 more source

Extreme weights in Steinhaus triangles [PDF]

open access: yes, 2016
Let {0 ...
Brunat Blay, Josep M.   +1 more
core   +2 more sources

Research on the problem of solar energy storage system based on AHP [PDF]

open access: yesE3S Web of Conferences, 2022
Solar energy storage, while currently widely used as a clean and sustainable resource, is a critical issue that impacts the widespread use of solar energy technology.
Chai Xianyi   +3 more
doaj   +1 more source

Adult Female Spruce Bedworm, \u3ci\u3eChoristoneura Fumiferana\u3c/i\u3e (Lepidoptera: Tortricidae), Dry Weight in Relationship to Pupal Fresh Weight and Case Diameter [PDF]

open access: yes, 2017
(excerpt) The weights of adult insects are often measured in production and population studies in order to estimate such variables as growth rates, food conversion efficiencies, fecundity, and others.
Koller, C. N   +2 more
core   +2 more sources

Određivanje težina kriterijuma primenom rangiranja

open access: yesVojnotehnički Glasnik, 2014
U radu su prikazani mogući načini određivanja težina kriterijuma na osnovu ranga kriterijuma. Prikazane su metode: linearnih težina sa promenljivim koeficijentom smera, inverznih težina, centroida rangova, sume rangova, raspodele verovatnoća rangova i ...
Milić R. Milićević   +1 more
doaj   +1 more source

Home - About - Disclaimer - Privacy