Prognostics and Health Management (PHM): Where are we and where do we (need to) go in theory and practice

E Zio - Reliability Engineering & System Safety, 2022 - Elsevier
We are performing the digital transition of industry, living the 4th industrial revolution,
building a new World in which the digital, physical and human dimensions are interrelated in …

A hybrid knowledge-based recommender system for e-learning based on ontology and sequential pattern mining

JK Tarus, Z Niu, A Yousif - Future Generation Computer Systems, 2017 - Elsevier
In recent years, there has been significant growth in the use of online learning resources by
learners. However, due to information overload, many learners are experiencing difficulties …

Evaluating collaborative filtering recommender algorithms: a survey

M Jalili, S Ahmadian, M Izadi, P Moradi… - IEEE access, 2018 - ieeexplore.ieee.org
Due to the explosion of available information on the Internet, the need for effective means of
accessing and processing them has become vital for everyone. Recommender systems …

Improving the accuracy of collaborative filtering recommendations using clustering and association rules mining on implicit data

MK Najafabadi, MN Mahrin, S Chuprat… - Computers in Human …, 2017 - Elsevier
The recommender systems are recently becoming more significant in the age of rapid
development of the Internet technology due to their ability in making a decision to users on …

A hybrid recommender system for e-learning based on context awareness and sequential pattern mining

JK Tarus, Z Niu, D Kalui - Soft Computing, 2018 - Springer
The rapid evolution of the Internet has resulted in the availability of huge volumes of online
learning resources on the web. However, many learners encounter difficulties in retrieval of …

An attention-based deep learning method for solving the cold-start and sparsity issues of recommender systems

N Heidari, P Moradi, A Koochari - Knowledge-Based Systems, 2022 - Elsevier
Matrix Factorization is a successful approach for generating an effective recommender
system. However, most existing matrix factorization methods suffer from the sparsity and cold …

An ontology-based hybrid e-learning content recommender system for alleviating the cold-start problem

J Jeevamol, VG Renumol - Education and Information Technologies, 2021 - Springer
An e-learning recommender system (RS) aims to generate personalized recommendations
based on learner preferences and goals. The existing RSs in the e-learning domain still …

A survey of attack detection approaches in collaborative filtering recommender systems

F Rezaimehr, C Dadkhah - Artificial Intelligence Review, 2021 - Springer
Nowadays, due to the increasing amount of data, the use of recommender systems has
increased. Therefore, the quality of the recommendations for the users of these systems is …

TCARS: Time-and community-aware recommendation system

F Rezaeimehr, P Moradi, S Ahmadian… - Future Generation …, 2018 - Elsevier
With the abundance of information produced by users on items (eg, purchase or rating
histories), recommender systems are a major ingredient of online systems such as e-stores …

Singular value decomposition based recommendation using imputed data

X Yuan, L Han, S Qian, G Xu, H Yan - Knowledge-Based Systems, 2019 - Elsevier
Among widely used recommendation methods, singular value decomposition (SVD) based
approaches are the most successful ones. Although SVD-based methods are effective, they …