Wireless sensor net works[1]consist of hundredsand eventhousands of sensor nodes cooperating witheach other to gather infor mationabout a sensed area.As we know
Objective To study the factors which influence the dose distribution of brachytherapy in cervical cancer.Methods Ninety-five patients with cervical cancer Ⅱ-Ⅲ
Orthogonal frequency division multiplexing(OFDM)is now widely applied for high-rate datacommunication systems.But one of the main draw-backs of OFDMis its sensi