According to Hsu, the theoretical framework used by anthropologists must be supported by the results of fieldwork, and Teng has done a very thorough job of providing excellent first-hand materials. Close observation over an extended period of time by local citizens can make up for the shortcomings of academic research.
許木柱指出，人類學的理論建構與驗證，都需要以田野調查的基本資料作為基礎，而鄧相揚的田野調查是很深入紮實的第一手資料，有很好的參考價值。地方文史工作者的長期觀察，可以彌補研究者之不足。