Harmonizing Tonal Representation: An In-Depth Analysis of Models in Tonal Linguistics

In the realm of tonal representation, considerable strides have been taken in the past few decades. Yet, a consensus remains elusive on a number of pivotal questions, including (1) the defining characteristics of a tonal language, (2) the elemental attributes of tones, (3) the identification of the tone-bearing unit, (4) the nature of tonal features as binary or privative, (5) the optimal representation of contour tones, and (6) the arrangement of register and tone features. This review paper embarks on an exploration of the diverse models that have significantly contributed to the abstract representation of tone. By examining the similarities and differences among these models, we aim to expand our comprehension of tonological studies and illuminate pathways for the future investigation of tone and tonal systems.