DataFrame is a class implemented by this plugin. It uses a Matrix to hold chart data in a simple and accessible structure, adding an header (an Array of strings or characters to identify columns) and ...

After I transfer a mdf file to dataframe , these kind columns are big memory using and can not be used by me. And because of this array dtype is not supported I can not convert dataframe to parquet ...

A delay-and-sum beamformer for 3D imaging using row-column arrays and written in CUDA is presented and compared to an existing similar GPU-based beamformer written in the MATLAB programming language.