EvalTalker: 学习评估基于真实人像的多主体说话人类
EvalTalker: Learning to Evaluate Real-Portrait-Driven Multi-Subject Talking Humans
AI总结:
EvalTalker通过构建大规模多Talker生成的说话人类质量评估数据集,提出了一种能够感知整体质量、人类特征和身份一致性的新型质量评估框架,以提升多主体说话人类生成的质量和用户体验。
摘要:
语音驱动的说话人类(TH)生成,通常称为“Talker”,目前在多主体驱动能力方面存在局限性。将这一范式扩展到“多Talker”,能够同时动画化多个主体,引入更丰富的交互性和更强的沉浸感在视听交流中。然而,当前的多Talker仍然表现出明显的质量退化,这是由于技术限制导致的,从而导致用户体验不佳。为了解决这一挑战,我们构建了THQA-MT,第一个大规模的多Talker生成的说话人类质量评估数据集,包含来自15个代表性多Talker的5,492个多Talker生成的TH(MTHs),使用在线收集的400个真实人像。通过主观实验,我们分析了不同多Talker之间的感知差异,并确定了12种常见的失真类型。此外,我们引入了EvalTalker,一种新的TH质量评估框架。该框架能够感知整体质量、人类特征和身份一致性,同时整合Qwen-Sync来感知多模态同步性。实验结果表明,EvalTalker在与主观评分的相关性上表现优异,为未来高质量多Talker生成和评估研究提供了稳健的基础。
英文摘要:
Speech-driven Talking Human (TH) generation, commonly known as "Talker," currently faces limitations in multi-subject driving capabilities. Extending this paradigm to "Multi-Talker," capable of animating multiple subjects simultaneously, introduces richer interactivity and stronger immersion in audiovisual communication. However, current Multi-Talkers still exhibit noticeable quality degradation caused by technical limitations, resulting in suboptimal user experiences. To address this challenge, we construct THQA-MT, the first large-scale Multi-Talker-generated Talking Human Quality Assessment dataset, consisting of 5,492 Multi-Talker-generated THs (MTHs) from 15 representative Multi-Talkers using 400 real portraits collected online. Through subjective experiments, we analyze perceptual discrepancies among different Multi-Talkers and identify 12 common types of distortion. Furthermore, we introduce EvalTalker, a novel TH quality assessment framework. This framework possesses the ability to perceive global quality, human characteristics, and identity consistency, while integrating Qwen-Sync to perceive multimodal synchrony. Experimental results demonstrate that EvalTalker achieves superior correlation with subjective scores, providing a robust foundation for future research on high-quality Multi-Talker generation and evaluation.
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