Concepedia

Ali Ashrafi

AA

4

Publications

123

Citations

4

H-Index

2013

Active since

Affiliations

Semnan University(Current)

Ali Ashrafi is an author at Semnan University specializing in business, productivity, and numerical analysis.

Top concepts

BusinessManagementEngineeringProductivityNumerical AnalysisTourismEconomicsFuzzy LogicHospitalityEconometrics

Publications per year

2013–2021

4

Publications

4

The efficiency of the hotel industry in Singapore

Ali Ashrafi, Hsin‐Vonn Seow, Lai Soon Lee et al. · Tourism Management · 2013 · 59 citations

Productivity, Customer Satisfaction, Tourism Management +8

Numerical pricing based on fractional Black–Scholes equation with time-dependent parameters under the CEV model: Double barrier options

Maryam Rezaei, A. R. Yazdanian, Ali Ashrafi et al. · Computers & Mathematics with Applications · 2021 · 30 citations

Numerical Analysis, Option Pricing, Asset Pricing +7

Cost, Revenue and Profit Efficiency Models in Generalized Fuzzy Data Envelopment Analysis

Ali Ashrafi, Mozhgan Mansouri Kaleibar · Fuzzy Information and Engineering · 2017 · 20 citations · Full text

Fuzzy Systems, Engineering, Fuzzy Modeling +22

A new modified scaled conjugate gradient method for large-scale unconstrained optimization with non-convex objective function

Zahra Khoshgam, Ali Ashrafi · Optimization methods & software · 2018 · 14 citations

Numerical Analysis, Large-scale Global Optimization, Conjugate Gradient Algorithm +15

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