Chroma Feature Analysis and Synthesis Chroma features are an interesting and powerful representation for music audio in which the entire spectrum is projected onto 12 bins representing the 12 distinct semitones (or chroma) of the musical octave.

用初等相似变换将一般实矩阵化为上H矩阵。Hessenberg矩阵-With elementary similarity transformation will be on general matrix into H matrix.Hessenberg matrix

一个经典的Tiny编译器的全部源代码，包括词法分析，语法分析，语义分析及中间代码生成-design an application that can compare similarity of two documents.