- 对通用AI和机器学习概念的理解
- 熟悉音频或媒体档案格式及工具
目标受众
- 处理语音数据的数据科学家和AI工程师
- 开发基于转录应用的软件开发者
- 探索语音识别以实现自动化的组织
使用AI进行语音识别和转录,涉及通过机器学习模型和自然语言处理系统,将口语转换为书面文本。
本课程为讲师指导的培训(线上或线下),面向中级专业人员,旨在帮助他们实现、评估和优化AI驱动的语音转文本解决方案,以应对实际用例。
在本课程结束时,学员将能够:
- 了解现代语音识别模型的训练和部署过程。
- 评估开源和商业的语音转文本API。
- 处理多语言和特定领域的转录挑战。
- 为不同的音频源构建简单的转录工作流程。
课程形式
- 互动讲座与讨论。
- 大量练习与实践。
- 在实时实验环境中进行动手操作。
课程定制选项
- 如需为本课程定制培训,请联系我们进行安排。
Speech Recognition 技术概述
- 语音识别的历史与演变
- 声学模型、语言模型与解码
- 现代架构:RNNs、transformers 与 Whisper
音频预处理与转录基础
- 处理音频格式与采样率
- 清理、修剪与分段音频
- 从音频生成文本:实时与批量
Whisper 与其他 API 实作
- 安装与使用 OpenAI Whisper
- 调用云端 API(Google, Azure)进行转录
- 比较性能、延迟与成本
语言、口音与领域适应
- 处理多种语言与口音
- 自定义词汇与噪音容忍度
- 法律、医学或技术语言的处理
输出格式与整合
- 添加时间戳、标点符号与说话者标签
- 导出为文本、SRT 或 JSON 格式
- 将转录整合到 apps 或数据库中
Use Case 实作实验室
- 转录会议、访谈或播客
- 语音转文字指令系统
- 视频/音频流的实时字幕
评估、限制与伦理
- 准确性指标与模型基准测试
- 语音模型中的偏见与公平性
- 隐私与合规性考量
总结与下一步
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