Block 推出纯语音训练的 AI 模型 Dessa，可捕捉文本模型遗漏的情绪
原标题：Block's new AI model Dessa was trained entirely on human speech to catch emotions text-based models miss
AI 摘要
Block（Square 和 Cash App 的母公司）发布了一款名为 Dessa 的语音 AI 模型，号称是首个完全基于人类语音、不含任何文本数据、从零训练而成的模型。Dessa 直接以音频形式处理语音，能实时捕捉情绪、讽刺、笑声和停顿，并支持全双工交流，可在 MacBook Pro M4 Max 上本地运行。该模型目前尚未公开，团队正招募 AI 安全研究人员测试其潜在风险。
正文节选
Block's new AI model Dessa was trained entirely on human speech to catch emotions text-based models miss Block, the company behind Square and Cash App, has unveiled an AI speech model called Dessa. Block says Dessa is the first AI model trained entirely on human speech, with no text data at all, built from scratch. Instead of converting audio to text first, Dessa processes speech directly as audio. That lets it pick up on emotions, sarcasm, laughter, and pauses in real time. The model supports f