Title	C-RLE: Energy efficient compression approach for Wireless Sensor Networks
Author	Marwen Roukhami, Younes Lahbib, Abdelkader Mami
Citation	Vol. 18  No. 6  pp. 49-58
Keywords	Wireless sensor networks (WSNs), low power data compression, energy efficiency, hardware design FPGA, Cortex-M3 STM32L1.

Title	Microaneurysms, Haemorrhages and Exudates based Diabetic Retinopathy: Automatic Early Detection Systems and the State of the Art
Author	Khaled A. Almejalli
Citation	Vol. 18  No. 6  pp. 43-48
Keywords	Diabetic Retinopathy, Microaneurysm, Early Detection, Fundus Images, Exudate, Haemorrhage.

Title	Measurement of Contribution Rate of Energy Saving and Emission Reduction in China's Scientific and Technological Innovation
Author	Wang Huishuo and Zhou Zhitian
Citation	Vol. 18  No. 6  pp. 37-42
Keywords	Technological innovation，Energy conservation，Contribution rate

Title	An Overview of Uninterruptible Power Supply System with Total Harmonic Analysis & Mitigation: An Experimental Investigation for Renewable Energy Applications
Author	Mahendar Kumar, Zubair .A Memon, M .Aslam Uqaili and Mazhar H. Baloch
Citation	Vol. 18  No. 6  pp. 25-36
Keywords	UPS, control techniques, storage sources, renewable energy, active power filter and THD