Mohamed Helmy Khafagy

Publication Activity (10 Years)

Years Active: 2011-2023
Publications (10 Years): 14

Top Topics

Decision Tree Algorithm

Query Optimization

Data Replication

Top Venues

Publications

Motaz A. Ahmed, Mohamed Helmy Khafagy, Masoud E. Shaheen, Mostafa R. Kaseb
Dynamic Replication Policy on HDFS Based on Machine Learning Clustering. IEEE Access 11 (2023)
Hadeer Mahmoud, Mostafa Thabet, Mohamed Helmy Khafagy, Fatma A. Omara
Multiobjective Task Scheduling in Cloud Environment Using Decision Tree Algorithm. IEEE Access 10 (2022)
Gehad K. Hussien, Mohamed Helmy Khafagy, Mohamed H. Ibrahim, Mostafa R. Kaseb
A Comparative Study on Improving Straggler Tasks in Hadoop. WorldCIST (1) (2022)
Radhya Sahal, Mohamed Helmy Khafagy, Fatma A. Omara
Exploiting Reused-Based Sharing Work Opportunities in Big Data Multiquery Optimization with Flink. Big Data 9 (6) (2021)
Hadeer Mahmoud, Mostafa Thabet, Mohamed Helmy Khafagy, Fatma A. Omara
An efficient load balancing technique for task scheduling in heterogeneous cloud environment. Clust. Comput. 24 (4) (2021)
Radhya Sahal, Mohamed Helmy Khafagy, Fatma A. Omara
SOOM: Sort-Based Optimizer for Big Data Multi-Query. Big Data 8 (1) (2020)
Xiao-Yan Gao, Radhya Sahal, Gui-Xiu Chen, Mohamed Helmy Khafagy, Fatma A. Omara
Exploiting Sharing Join Opportunities in Big Data Multiquery Optimization with Flink. Complex. 2020 (2020)
Mostafa R. Kaseb, Mohamed Helmy Khafagy, Ihab A. Ali, ElSayed M. Saad
Multi-split HDFS Technique for Improving Data Confidentiality in Big Data Replication. WorldCIST (1) (2019)
Mostafa R. Kaseb, Mohamed Helmy Khafagy, Ihab A. Ali, ElSayed M. Saad
An improved technique for increasing availability in Big Data replication. Future Gener. Comput. Syst. 91 (2019)
Radhya Sahal, Marwah Nihad, Mohamed Helmy Khafagy, Fatma A. Omara
iHOME: Index-Based JOIN Query Optimization for Limited Big Data Storage. J. Grid Comput. 16 (2) (2018)
Mostafa R. Kaseb, Mohamed Helmy Khafagy, Ihab A. Ali, ElSayed M. Saad
Redundant Independent Files (RIF): A Technique for Reducing Storage and Resources in Big Data Replication. WorldCIST (1) (2018)
Radhya Sahal, Mohamed Helmy Khafagy, Fatma A. Omara
Big data multi-query optimisation with Apache Flink. Int. J. Web Eng. Technol. 13 (1) (2018)
Radhya Sahal, Mohamed Helmy Khafagy, Fatma A. Omara
Exploiting coarse-grained reused-based opportunities in Big Data multi-query optimization. J. Comput. Sci. 26 (2018)
Ahmed H. Abase, Mohamed Helmy Khafagy, Fatma A. Omara
Locality Sim: Cloud Simulator with Data Locality. CoRR (2017)
Mohamed Helmy Khafagy, Haytham Tawfeek al Feel
Distributed Ontology Cloud Storage System. NCCA (2012)
Haytham Tawfeek al Feel, Mohamed Helmy Khafagy
OCSS: Ontology Cloud Storage System. NCCA (2011)