We are developing tools for biomedical imaging including microscopy as well as human brain measurements. If you have a particular research question regarding wave propagation or light scattering in biological tissue, you are welcome to discuss it with us! Contact: xcheng17@bu.edu<\/p>\n
Dynamic speckle model:<\/strong><\/p>\n A fast way to compute speckle pattern evolution. It is useful for speckle-based techniques such as laser speckle contrast imaging (LSCI) and speckle contrast optical spectroscopy (SCOS).<\/p>\n https:\/\/github.com\/BUNPC\/DynamicSpeckleModel<\/a><\/p>\n Cite paper: Zilpelwar S, Sie EJ, Postnov D, Chen AI, Zimmermann B, Marsili F, Boas DA, Cheng X. Model of dynamic speckle evolution for evaluating laser speckle contrast measurements of tissue dynamics. Biomedical Optics Express. 2022 Dec 1;13(12):6533-49.<\/span><\/p>\n <\/p>\n Beam propagation model:<\/strong><\/p>\n Our model based on the beam propagation method calculates the wave propagation in the scattering medium.\u00a0<\/span><\/p>\n https:\/\/github.com\/BUNPC\/Beam-Propagation-Method<\/a><\/p>\n Cite paper: Cheng X, Li Y, Mertz J, Sakad\u017ei\u0107 S, Devor A, Boas DA, Tian L. Development of a beam propagation method to simulate the point spread function degradation in scattering media. Optics letters. 2019 Oct 15;44(20):4989-92.<\/span><\/p>\n <\/p>\n Monte Carlo wave model:<\/strong><\/p>\n It combines Monte Carlo simulation (photon picture) with wave propagation that calculates the traditional and time-domain DCS signals from first principles.<\/p>\n