Showing 2025Show all
2 papers · 1 filter
eess.AS2025
Voice Privacy Preservation with Multiple Random Orthogonal Secret Keys: Attack Resistance Analysis
Kohei Tanaka, Hitoshi Kiya, Sayaka Shiota
Recently, opportunities to transmit speech data to deep learning models executed in the cloud have increased. This has led to growing concerns about speech privacy, including both…
cs.CV2025
Scale and Rotation Estimation of Similarity-Transformed Images via Cross-Correlation Maximization Based on Auxiliary Function Method
Shinji Yamashita, Yuma Kinoshita, Hitoshi Kiya
This paper introduces a highly efficient algorithm capable of jointly estimating scale and rotation between two images with sub-pixel precision. Image alignment serves as a critica…