Electroencephalogram of Human:The Difference between Uncompressed Sound Source and Compressed Sound Sources

Abstract

In recent years,the music market has changed from CD to digital distribution. MP3 is the representative compressed sound source of online music services. However, MP3 formatted quality is inferior to uncompressed sound sources such as CD-DA formatted. Because MP3 formatted quality has less information as compared to CD-DA formatted. The object this study is used by analyzing EEG to determine if people can recognize such difference sound.This time we divide into two subject patterns which worry about less information quality data such as MP3 formatted whereas others don't worry about less information data. As a result we cloud find difference. So we report the progress of this study.