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Key Skills

Software

Label Studio

Top Subject Matter

AI voice data labeling

TTS annotation

user behavior analysis

Top Data Types

Audio

Top Task Types

Classification

Freelancer Overview

Experienced in AI voice data annotation, audio classification, and user behavior analysis. Skilled in data labeling, quality control, and workflow execution. Familiar with audio datasets, classification tasks, and AI training support processes. Also experienced in data analysis within the mobile and 3C retail industry. Worked on Xiaodu Smart Speaker projects with a broad and diverse user base, including a large number of elderly users and dialect speakers. Experienced in handling complex audio data, regional accents, and varied speech patterns, which helped improve annotation accuracy and user behavior analysis quality.

Labeling Experience

Baidu – Xiaodu Smart Speaker | AI Voice Data Annotation & User Behavior Research

Don't discloseAudioClassification

Responsible for TTS voice data annotation, classification, and quality inspection to ensure accuracy and consistency across the labeling pipeline. Worked on organizing and maintaining a label system while performing voice data cleaning to improve downstream usability. Supported AI model training by providing label and data support for speech recognition and voice interaction optimization. • TTS voice data annotation and classification • Quality control for label accuracy and consistency • Voice data cleaning, intent classification, and label system organization • Support for speech recognition/interaction experience optimization

2020 - 2021

Education

Work History