Title :
In silico Modeling and Global Optimization of Dynamic Bio-optical Processes for Probing, in vivo, Biological Features of Neoplasia
Author :
Papoutsoglou, George ; Stamatiadou, Maria ; Balas, Costas
Author_Institution :
Dept. of Electron. & Comput. Eng., Tech. Univ. of Crete, Chania, Greece
Abstract :
We present the first in silico simulation of biomarker uptake kinetics and of the associated dynamic optical signals, measured in vivo in neoplastic epithelial tissue. We introduce a new, non-invasive method for estimating and mapping of both structural and functional, neoplasia-correlated parameters. The method relies on model-based fitting of dynamic optical signals, measured in vivo, and on solving the inverse problem with the aid of global sensitivity analysis and global optimization approaches.
Keywords :
bio-optics; biological tissues; biomedical optical imaging; inverse problems; medical computing; molecular biophysics; optimisation; sensitivity analysis; biomarker uptake kinetics; dynamic optical signals; functional parameter; global optimization; global sensitivity analysis; inverse problem; model-based fitting; neoplasia; neoplastic epithelial tissue; non-invasive method; structural parameter; Biological system modeling; Biomedical optical imaging; In vivo; Neoplasms; Optical imaging; Optical sensors; Optimization; Computational Biology; Global Optimization; Inverse Modeling; Neoplasia; Optical Biopsy; Sensitivity Analysis;
Conference_Titel :
Biomedical Engineering and Biotechnology (iCBEB), 2012 International Conference on
Conference_Location :
Macau, Macao
Print_ISBN :
978-1-4577-1987-5
DOI :
10.1109/iCBEB.2012.474