Training-Free Safe Text Embedding Guidance for Text-to-Image Diffusion Models - Na, Byeonghu; Kang, Mina; Kwak, Jiseok; Park, Minsang; Shin, Jiwoo; Jun, SeJoon; Lee, Gayoung; Kim, Jin-Hwa; Moon, Il-chul (Advances in Neural Information Processing Systems, 2025)