Abstract: We describe a method of processing an EEG and/or MEG signal to generate image data representing a 3D current distribution, J, within the brain, the method comprising: capturing a plurality of electric and/or magnetic measurements from the exterior of the head; solving an integral equation for a part of said current distribution to generate said image data representing said 3D current distribution, wherein said integral equation comprises an integral of a first function representing said part of said current distribution and of a second function (?Tvs(r,?)) representing the geometry and conductivity of the head independent of said current distribution; wherein said solving comprises: modelling the head as at least two regions separated by at least one internal boundary, and solving a set of partial differential equations, one for each said internal region, each partial differential equation comprising a geometry-conductivity function (w(r,?)) representing the geometry and conductivity of the respective region,

Abstract: We describe a method of processing an EEG and/or MEG signal to generate image data representing a 3D current distribution, J, within the brain, the method comprising: capturing a plurality of electric and/or magnetic measurements from the exterior of the head; solving an integral equation for a part of said current distribution to generate said image data representing said 3D current distribution, wherein said integral equation comprises an integral of a first function representing said part of said current distribution and of a second function (??vs (r, ?)) representing the geometry and conductivity of the head independent of said current distribution; wherein said solving comprises: modelling the head as at least two regions separated by at least one internal boundary, and solving a set of partial differential equations, one for each said internal region, each partial differential equation comprising a geometry-conductivity function (w(r, ?)) representing the geometry and conductivity of the respective regi

Abstract: The present invention relates to a system and method for non-invasively examination of internal structures of an object by producing dielectric images utilizing reflection and transmission 5 measurements using microwave radiation, characterized by an antenna array surrounding a region of interest for the examination, a microwave transceiver for measuring reflected and transmitted electromagnetic fields, a computational module for receiving detected radiation and for processing data based on the detected radiation, the computational module further being operatively arranged to execute a reconstruction procedure utilized to compute an image of the 10 dielectric profile under detection.

Abstract: The present invention relates to a system and method for non-invasively examination of internal structures of an object by producing dielectric images utilizing reflection and transmission 5 measurements using microwave radiation, characterized by an antenna array surrounding a region of interest for the examination, a microwave transceiver for measuring reflected and transmitted electromagnetic fields, a computational module for receiving detected radiation and for processing data based on the detected radiation, the computational module further being operatively arranged to execute a reconstruction procedure utilized to compute an image of the 10 dielectric profile under detection.