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Progress in Natural Science

Estimating mean trabecular bone spacing based on the combination of Hilbert transform and fundamental frequency estimation
LI Ying (李颖)1, XU Feng (徐峰)1, LIU ChengCheng (刘成成)2, a), XU KaiLiang (许凯亮)3, TA DeAn (他得安)1,4,5,b)& WANG WeiQi (王威琪)1
1. Department of Electronic Engineering, Fudan University, Shanghai 200433, China; 2. Institute of Acoustics, Tongji University, Shanghai 200092, China; 3. Sorbonne Université, UPMC Univ Paris 06, INSERM UMR S 1146, CNRS UMR 7371, LaboratoiredImagerieBio
Abstract:  Ultrasonic backscatter signals from cancellous bone are sensitive to the microstructure of trabecular bone, and thus enable the feasibility to extract microstructural information of trabecular bone. The mean trabecular bone spacing (MTBS) is an important
Keywords:  Ultrasonic backscatter; Mean trabecular bone spacing estimation; Hilbert transform and fundamental frequency estimation; Cancellous bone microstructure
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