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浏览/检索结果: 共5条，第1-5条 帮助 已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 A retrieval method for encrypted speech based on improved power normalized cepstrum coefficients and perceptual hashing 期刊论文 Multimedia Tools and Applications, 2022, 卷号: 81, 期号: 11, 页码: 15127-15151 作者:  Zhang, Qiu-yu;  Bai, Jian;  Xu, Fu-jiu 收藏  |  浏览/下载：19/0  |  提交时间：2022/06/20 Authentication  Chaotic systems  Discrete wavelet transforms  Efficiency  Extraction  Hamming distance  Hash functions  Information retrieval  Principal component analysis  Speech  Cepstrum  Chaotic mapping  Encrypted speech  Encrypted speech retrieval  Features extraction  Henon chaotic mapping  Perceptual hashing  Power  Power normalized cepstrum coefficient  Speech feature extraction  Speech features  Speech retrieval   Encrypted speech perceptual hashing authentication algorithm based on improved 2D-Henon encryption and harmonic product spectrum 期刊论文 MULTIMEDIA TOOLS AND APPLICATIONS, 2022, 卷号: 81, 期号: 18, 页码: 25829-25852 作者:  Huang, Yi-bo;  Chen, Teng-fei;  Zhang, Qiu-yu;  Zhang, Yuan;  Yan, Shao-hui 收藏  |  浏览/下载：18/0  |  提交时间：2022/04/21 Encrypted speech authentication  Perceptual hashing  Improved 2D-Henon  HPS  Matching accuracy  Security   An encrypted speech authentication and tampering recovery method based on perceptual hashing 期刊论文 MULTIMEDIA TOOLS AND APPLICATIONS, 2021, 卷号: 80, 期号: 16, 页码: 24925-24948 作者:  Zhang, Qiu-yu;  Zhang, Deng-hai;  Xu, Fu-jiu 收藏  |  浏览/下载：2/0  |  提交时间：2021/06/03 Encrypted speech authentication  Perceptual hashing  Least square curve fitting  Tampering location  Tampering recovery   An efficient retrieval approach for encrypted speech based on biological hashing and spectral subtraction 期刊论文 Multimedia Tools and Applications, 2020, 卷号: 79, 期号: 39-40, 页码: 29775-29798 作者:  Zhang, Qiu-yu;  Li, Gai-li;  Huang, Yi-bo 收藏  |  浏览/下载：14/0  |  提交时间：2020/11/14 Authentication  Conformal mapping  Cryptography  Discrete wavelet transforms  Efficiency  Fast Fourier transforms  Hamming distance  Photomapping  Signal reconstruction  Speech  Speech communication  Autocorrelation functions  Distance algorithm  Encrypted speech  Integrity authentications  Mapping algorithms  Retrieval efficiency  Spectral subtractions  Strong robustness   An encrypted speech authentication method based on uniform subband spectrum variance and perceptual hashing 期刊论文 TURKISH JOURNAL OF ELECTRICAL ENGINEERING AND COMPUTER SCIENCES, 2020, 卷号: 28, 期号: 5, 页码: 2467-2482 作者:  Zhang, Qiuyu;  Zhang, Denghai;  Zhou, Liang 收藏  |  浏览/下载：20/0  |  提交时间：2022/03/01 Encrypted speech authentication  perceptual hashing  uniform subband spectrum variance  feature extraction of encrypted speech  tamper location