QQ客服 官方微博 反馈留言

浏览/检索结果: 共10条，第1-10条 帮助 限定条件 专题：兰州理工大学    第一署名单位    第一作者单位    通讯作者单位     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：26/0  |  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   Audio fingerprint retrieval method based on feature dimension reduction and feature combination 期刊论文 KSII Transactions on Internet and Information Systems, 2021, 卷号: 15, 期号: 2, 页码: 522-539 作者:  Zhang, Qiu-Yu;  Xu, Fu-Jiu;  Bai, Jian 收藏  |  浏览/下载：14/0  |  提交时间：2021/06/03 Hamming distance  Information retrieval  Speech analysis  Dimension reduction  Distance algorithm  Feature combination  Feature dimensions  Information entropy  Mel-frequency cepstral coefficients  Retrieval accuracy  Retrieval efficiency   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：19/0  |  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   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：17/0  |  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 retrieval scheme based on long short-term memory neural network and deep hashing 期刊论文 KSII Transactions on Internet and Information Systems, 2020, 卷号: 14, 期号: 6, 页码: 2612-2633 作者:  Zhang, Qiu-Yu;  Li, Yu-Zhou;  Hu, Ying-Jie 收藏  |  浏览/下载：71/0  |  提交时间：2020/11/14 Brain  Cryptography  Data privacy  Efficiency  Hamming distance  Speech  Distance algorithm  Hashing algorithms  High-level features  Hyper-chaotic systems  Privacy and security  Retrieval accuracy  Retrieval efficiency  Sensitive informations   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：17/0  |  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   A classification retrieval method for encrypted speech based on deep neural network and deep hashing 期刊论文 IEEE Access, 2020, 卷号: 8, 页码: 202469-202482 作者:  Zhang, Qiuyu;  Zhao, Xuejiao;  Hu, Yingjie 收藏  |  浏览/下载：14/0  |  提交时间：2022/02/18 Binary codes  Chaotic systems  Classification (of information)  Convolution  Convolutional neural networks  Deep neural networks  Efficiency  Hamming distance  Hash functions  Information retrieval  Learning systems  Semantics  Speech   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：14/0  |  提交时间：2022/02/18 Authentication  Cloud computing  Cryptography  Hamming distance  Privacy by design   An efficient retrieval method of encrypted speech based on frequency band variance 期刊论文 Journal of Information Hiding and Multimedia Signal Processing, 2018, 卷号: 9, 期号: 6, 页码: 1452-1463 作者:  Zhang, Qiu-Yu;  Ge, Zi-Xian;  Qiao, Si-Bin 收藏  |  浏览/下载：5/0  |  提交时间：2020/11/14 Cryptography  Hamming distance  Information retrieval  Distance algorithm  Encrypted speech  Perceptual hashing  Retrieval accuracy  Retrieval efficiency  Retrieval methods  Retrieval performance  Speech features