Powers of 2 represent intervallic movements by octaves. This widens all intervals equally, thereby maintaining intervallic and tonal consistency. Qinghai's folk music is known for its intervallic leaps in melody. His compositions often make use of repeated patterns, odd-metered time signatures, and intervallic leaps. Melodies often feature an intervallic leap, such as a perfect fourth or octave. The tropes are used for structural and intervallic views on the twelve-tone system. This is known as an "intervallic "approach. NINJAM stands for "Novel Intervallic Network Jamming Architecture for Music". Intervallic relationships such as "affekt" are used to evoke certain emotions. In this instance, the intervallic relationships remain the same, but the tone colour has changed.