Dr. Prof. Yehia A. El-Mashad
Proffesions
Photos
![](http://images.videotorium.hu/recordings/1/1v/1vo/mastermedia/thumbnails/1vo_1vk_360_20.png)
Enhancement of Information Retrieval Based-on
Dr. Prof. Yehia A. El-Mashad
H. A. Ali 14 years ago - 10:34
H. A. Ali 14 years ago - 10:34
![](http://images.videotorium.hu/recordings/1/1v/1vn/mastermedia/thumbnails/1vn_1vj_360_20.png)
e-Learning Challenges and Opportunities
Dr. Prof. Yehia A. El-Mashad
14 years ago - 12:45
![](http://images.videotorium.hu/recordings/1/1v/1vc/mastermedia/thumbnails/1vc_1v8_360_20.png)
Modifying the E-learning Lecture Environment
Dr. Prof. Yehia A. El-Mashad
Abbas Mohamed Abd Elhamid 14 years ago - 33:18
Abbas Mohamed Abd Elhamid 14 years ago - 33:18