Forecasting of BTC volatility: comparative study between parametric and nonparametric models

R Khaldi, A El Afia, R Chiheb - Progress in Artificial Intelligence, 2019 - Springer
Bitcoin has rapidly gained much attention by media, investors and scholars, since it is widely
used for investment purposes as an alternative to regular currencies. The price of bitcoin is …

Forecasting of weekly patient visits to emergency department: real case study

R Khaldi, A El Afia, R Chiheb - Procedia computer science, 2019 - Elsevier
Emergency department (ED) is the most crowded entity in hospitals, because it is the access
point of almost all patients looking for care without beforehand appointment. Accordingly …

Performance prediction of pharmaceutical suppliers: comparative study between DEA-ANFIS-PSO and DEA-ANFIS-GA

R Khaldi, AE Afia, R Chiheb - International Journal of …, 2019 - inderscienceonline.com
The selection of a pharmaceutical supplier is a critical task within a hospital. Dealing with the
wrong supplier may plague the overall healthcare supply chain, especially patient's life …

Artificial neural networks optimization and convolution neural networks to classifying images in remote sensing: A review

KA AlAfandy, H Omara, M Lazaar… - … on Big Data and Internet of …, 2019 - dl.acm.org
One of important functions of remote sensing data is producing the land-use/land-cover
maps. Image classification is one of important applications for remote sensing imaginary …

Text classification using fuzzy TF-IDF and machine learning models

M Bounabi, K El Moutaouakil, K Satori - … on big data and Internet of …, 2019 - dl.acm.org
The representation of the information has an important impact on the text classification task.
Several weighting methods were proposed in the literature, and the term frequency-inverse …

Forecasting of bitcoin daily returns with eemd-elman based model

R Khaldi, A El Afia, R Chiheb, R Faizi - Proceedings of the international …, 2018 - dl.acm.org
The present study investigates the application of EEMD-ELMAN model to forecast the daily
returns of the Bitcoin. More than seven years data were collected online from 18th July 2010 …

Feedforward and recurrent neural networks for time series forecasting: comparative study

R Khaldi, R Chiheb, A El Afia - Proceedings of the International …, 2018 - dl.acm.org
This study aims at examining and comparing the ability of ANNs variances, including MLP,
RBFNN, ELMAN and JORDAN in forecasting monthly data of four different time series …

Performance evaluation of public healthcare supply chain management: a critical literature review

AA Longaray, N Marube, L Ensslin… - International …, 2023 - inderscienceonline.com
Performance evaluation tools have been vastly used in many areas of healthcare, and
supply chains in specific. However, the adoption of performance appraisal in the public …

EVALUATING SUPPLY CHAIN MANAGEMENT PERFORMANCE IN PUBLIC HEALTH CARE: AN MCDA APPROACH

N Marube, AA Longaray, L Ensslin, SR Ensslin… - Pesquisa …, 2024 - SciELO Brasil
Rising demand for more efficient and higher-quality public services has challenged public
managers to meet these expectations. Performance evaluation has emerged as a crucial …

A 4-level reference for self-adaptive processes based on SCOR and integrating Q-Learning

H Mezouar, A El Afia - Proceedings of the 4th International Conference …, 2019 - dl.acm.org
The supply chain operations reference (SCOR) is a model to improve, and communicate
supply chain flows within an organization and with its suppliers and customers. In this paper …