腾讯全新AI绘画升级！微调技术让生成图像美感提升300%
近日，腾讯推出了一种新方法，旨在提升 AI 生成图像的真实感与美学评分。据悉，这一微调技术在仅用32块 H20显卡训练10分钟后就能实现显著的收敛效果，其人工评估得分甚至提升了300% 以上。当前的扩散模型虽然能够借助奖励机制来优化图像质量，但却面临着一些挑战。首先，模型优化步骤较少，容易出现所谓的 “奖励作弊” 现象，即模型为了获取高分而生成质量较低的图像。其次，离线调整奖励模型的过程不够灵活，限制了实时优化的能力。为了解决这些问题，腾讯团队提出了两个创
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