Vibrotactile Feedback Enhancement for Polishing Tasks: A Perceptual Study of Signal Deformation Strategies. - Amane Tamada; Shogo Sakairi; Natsuki Hayami; Naruhiro Mega; Rie Nishihama; Takako Yoshida; Taro Nakamura 001; Manabu Okui (SII, 2026)