AI变天！HeyGen发布“有灵魂”的数字人Avatar IV 一张照片秒变“戏精”数字人，表情比真人还细腻
全球知名AI视频平台HeyGen正式发布Avatar IV数字人模型。基于创新的“扩散式音频驱动表情引擎”，用户仅需一张照片、一段30秒内的语音或文本脚本，即可生成高度逼真的数字人视频，表情、动作与语义情感深度同步，引发行业广泛关注。逼真演绎，源于先进技术内核Avatar IV仅需用户上传一张照片（支持侧脸及多角度图像）和30秒内的语音/脚本，即可生成动态数字人。新模型通过分析语音的节奏、语调及情绪，驱动数字人的面部表情、微动作(如点头、停顿)及肢体语言，显著提升真实感。例
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