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浏览/检索结果: 共11条，第1-10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   Content-based encrypted speech retrieval scheme with deep hashing 期刊论文 Multimedia Tools and Applications, 2022, 卷号: 81, 期号: 7, 页码: 10221-10242 作者:  Zhang, Qiu-yu;  Zhao, Xue-jiao;  Zhang, Qi-wen;  Li, Yu-zhou 收藏  |  浏览/下载：17/0  |  提交时间：2022/04/21 Binary codes  Convolutional neural networks  Cryptography  Deep neural networks  Efficiency  Extraction  Feature extraction  Hamming distance  Information retrieval  Mapping  Semantic Web  Semantics  Spectrographs  Speech  Content-based  Convolutional neural network  Deep hashing  Deep semantic feature  Encrypted speech  Encrypted speech retrieval  Semantic features  Spectrograms  Speech retrieval   Encrypted Speech Retrieval Scheme Based on Multiuser Searchable Encryption in Cloud Storage 期刊论文 Security and Communication Networks, 2022, 卷号: 2022 作者:  Zhang, Qiuyu;  Fu, Minrui;  Huang, Yibo;  Zhao, Zhenyu 收藏  |  浏览/下载：24/0  |  提交时间：2022/06/20 Access control  Cryptography  Digital storage  Long short-term memory  Semantics  Ciphertext-policy attribute-based encryptions  Cloud storages  Encrypted speech  Memory network  Multiusers  Privacy protection  Searchable encryptions  Speech data  Speech encryption  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   A retrieval algorithm for encrypted speech based on convolutional neural network and deep hashing 期刊论文 Multimedia Tools and Applications, 2021, 卷号: 80, 期号: 1, 页码: 1201-1221 作者:  Zhang, Qiu-yu;  Li, Yu-zhou;  Hu, Ying-jie 收藏  |  浏览/下载：13/0  |  提交时间：2021/03/02 Convolution  Data mining  Efficiency  Hamming distance  Hash functions  Semantics  Speech  Chaotic encryptions  Convolution neural network  Distance algorithm  Normalization algorithms  Retrieval accuracy  Retrieval algorithms  Retrieval efficiency  Semantic structures   Multi-format speech BioHashing based on spectrogram 期刊论文 Multimedia Tools and Applications, 2020, 卷号: 79, 期号: 33-34, 页码: 24889-24909 作者:  Huang, Yi-bo;  Wang, Yong;  Zhang, Qiu-yu;  Zhang, Wei-zhao;  Fan, Man-hong 收藏  |  浏览/下载：11/0  |  提交时间：2020/11/14 Authentication  Chaotic systems  Discrete cosine transforms  Eigenvalues and eigenfunctions  Factorization  Spectrographs  Authentication algorithm  Nonnegative matrix factorization  Real time performance  Security problems  Speech perception  Strong robustness  Two dimensional discrete cosine transform  Unidirectionality   An encrypted speech retrieval algorithm based on Chirp-Z transform and perceptual hashing second feature extraction 期刊论文 Multimedia Tools and Applications, 2020, 卷号: 79, 期号: 9-10, 页码: 6337-6361 作者:  Zhang, Qiu-yu;  Ge, Zi-xian;  Hu, Ying-jie;  Bai, Jian;  Huang, Yi-bo 收藏  |  浏览/下载：9/0  |  提交时间：2020/11/14 Cryptography  Efficiency  Extraction  Feature extraction  K-means clustering  Matrix algebra  Security of data  Z transforms  Chirp Z transform  Encrypted speech  Perceptual hashing  Random Matrix  Speech denoising   An Encrypted Speech Retrieval Method Based on Deep Perceptual Hashing and CNN-BiLSTM 期刊论文 IEEE Access, 2020, 卷号: 8, 页码: 148556-148569 作者:  Zhang, Qiuyu;  Li, Yuzhou;  Hu, Yingjie;  Zhao, Xuejiao 收藏  |  浏览/下载：13/0  |  提交时间：2020/11/14 Bismuth compounds  Brain  Convolutional neural networks  Cryptography  Deep learning  Hamming distance  Information retrieval  Learning systems  Speech  Distance algorithm  Hyper-chaotic systems  Neural network model  Perceptual feature  Perceptual hashing  Recall and precision  Retrieval accuracy  Retrieval efficiency   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   A retrieval algorithm of encrypted speech based on short-term cross-correlation and perceptual hashing 期刊论文 MULTIMEDIA TOOLS AND APPLICATIONS, 2019, 卷号: 78, 期号: 13, 页码: 17825-17846 作者:  Zhang, Qiu-yu;  Zhou, Liang;  Zhang, Tao;  Zhang, Deng-hai 收藏  |  浏览/下载：3/0  |  提交时间：2019/11/15 Encrypted speech retrieval  Short-term cross-correlation coefficient  Perceptual hashing  Scrambling encryption  Feature extraction of encrypted speech