Análise de áudio e vídeo sob a óptica do perito fonoaudiólogo da região Centro-Oeste e Distrito Federal do Brasil

Abstract

ABSTRACT The objective of this research is to understand the relevance of audio and video material for the outcome of an expert process, to identify the contribution of the quality of audio and video material to an expert process and to characterize the quality of this material delivered to speech therapist experts. Methodology: Cross-sectional research, descriptive with a qualitative approach, with a sample composed of two speech therapist experts. The research was divided into five stages, initially consisting of a bibliographic review, survey of the number of eight speech therapist experts registered on the platform of the Court of Justice of the Midwest region and Federal District of Brazil. Scheduling of interviews, with semi-structured questions through the Microsoft Teams platform, the last step being the textual compilation (it is the transformation of sound content into words, being a clear and coherent narrative in the communicative intentions of the speakers that go beyond orality , being an interpretative process) of the answers containing the findings. Conclusion: It is concluded that, through the findings that the media files are of reduced quality, that the comparison of speakers takes place through the questioned material and the standard speech sample and several factors can be considered as the manipulation of the material in the platforms used, lack of technical knowledge of computers involving algorithms, filters, domain of elements related to the behavior of sound waves, quality of equipment, and compliance with the chain of custody.