ID |
原文 |
译文 |
21175 |
针对极大值稀疏系数和剩余稀疏系数分别选择不同的融合规则进行融合,以保留更多的光谱信息和空间细节信息,最后进行IHS逆变换获得融合图像。 |
Then, each part is fused by different fusion rules to preserve more spectral and spatial detail information. Finally, inverse IHS transform is employed to obtain the fused image. |
21176 |
实验结果表明,与传统方法相比所提方法得到的融合图像主观视觉效果较好,且客观评价指标更优。 |
Experiments demonstrate that the proposed method provides better spectral quality and superior spatial information in the fused image than its counterparts. |
21177 |
在无源雷达系统中,监测通道信号中存在零频和非零频多径杂波,影响目标的检测。 |
In passive bistatic radar systems, there exists the zero and non-zero Doppler shift multipath clutter inthe surveillance channel. The multipath clutter affects the target detection. |
21178 |
时域自适应迭代滤波器(如LMS, NLMS, RLS等)常被用于无源雷达杂波抑制,但这些方法只适用于零频多径杂波。 |
Temporal adaptive iterative filter such as Least Mean Square (LMS), Normalized Least Mean Square (NLMS) and Recursive Least Square (RLS)are often used to reject multipath clutter in passive bistatic radar, but these methods are only applicable to reject zero Doppler shift multipath clutter. |
21179 |
该文针对零频和非零频多径杂波的问题,结合数字广播电视信号的正交频分复用波形特征,提出一种基于载波域自适应迭代滤波器的杂波抑制算法。 |
To solve the problem of zero and non-zero Doppler shift multipath clutter, combined with the orthogonal frequency division multiplexing waveform features of digital broadcasting television signals, a clutter rejection algorithm is proposed based on carrier domain adaptive iterative filter. |
21180 |
该算法利用同一载频下含有相同多普勒频移的多径杂波的相关性原理,进行杂波抑制。 |
The algorithm utilizes the correlation of multipath clutter with the same Doppler shift at the same carrier frequency in subcarrier domain to reject the zero and non-zero Doppler shift multipath clutter. |
21181 |
仿真和实测数据处理结果证明了算法的有效性。 |
Simulation and experiment data processing results show the superiority of the proposed algorithm. |
21182 |
属性基加密可以为雾-云计算中的数据提供机密性保护和细粒度访问控制,但雾-云计算系统中的移动设备难以承担属性基加密的繁重计算负担。 |
Attribute based encryption can provide data confidentiality protection and fine-grained access control for fog-cloud computing, however mobile devices in fog cloud computing system are difficult to bear the burdensome computing burden of attribute based encryption. |
21183 |
为解决该问题,该文提出一种可验证外包解密的离线/在线属性基加密方案。 |
In order to address this problem, an offline/onlineciphertext-plicy attribute-based encryption scheme is presented with verifiable outsourced decryption based onthe bilinear group of prime order. |
21184 |
该方案能够实现离线/在线的密钥生成和数据加密,同时支持可验证外包解密。 |
It can realize the offline/online key generation and data encryption. Simultaneously, it supports the verifiable outsourced decryption. |