上等人
2.According to these Laws the value of the life of a top-grade person of the upper class was measured by the weight of his body in gold, while the life of a lowest-grade person of the lower class was as cheap as a straw rope. However, the people of the lower class exceeded 95 percent of the total population of Tibet. 
7.The codes specified that the lives of people of the highest rank of the upper class, such as a prince, were literally worth their weight in gold, whereas the lives of people of the lowest rank of the lower class, such as women, butchers, hunters and craftsmen, were worth no more than the price of a straw rope.
8.In the law concerning the penalty for murder, it was written, "As people are divided into different classes and ranks, the value of a life correspondingly differs." The lives of people of the highest rank of the upper class, such as a prince or leading Living Buddha, are calculated in gold to the same weight as the dead body.
9.The Hilbert-Huang transform (HHT) is a new theory, which is first developed by Huang et al at the end of last century, for the signal analysis.
