Alexey Karpov 0001 Andrey Ronzhin Alexander Nechaev Svetlana Chernakova Multimodal system for hands-free PC control. 1-4 2005 EUSIPCO https://ieeexplore.ieee.org/document/7077921/ conf/eusipco/2005 db/conf/eusipco/eusipco2005.html#KarpovRNC05