Title	Signal Reconstruction through Compressive Sensing and Principal Component Analysis in Wireless Sensor Networks
Author	Kia Jahanbin1* and Saeed Mehrjoo2
Citation	Vol. 17  No. 6  pp. 147-154
Keywords	Compressive sensing, compressive distilled sensing distilledsensing:distributed principal component analysis wireless sensor network

Title	A Useful Implementation of Medical Image Registration for Brain Tumor Growth Investigation in a Three Dimensional Manner
Author	Emrah Irmak¹, Mustafa Burak T?RK?Z²
Citation	Vol. 17  No. 6  pp. 155-161
Keywords	Geometrical Transformation, 3D Medical Image Registration, Optimization, Tumor Growth

Title	Hiding Encrypted Data into Audio File
Author	Hazem Kathem Qattous
Citation	Vol. 17  No. 6  pp. 162-170
Keywords	Cryptography . Steganography . Pohlig-Hellman . One-Time-Pad . Least Significant Bit . Text Compression

Title	Centroid Energy-Based Sleep Scheduling Design in Dense Wireless Sensor Networks using Evolutionary Algorithms
Author	Seyed Mojtaba Hosseinirad†
Citation	Vol. 17  No. 6  pp. 171-184
Keywords	Sleep scheduling, wireless sensor network, LEACH, SEP, energy conservation.