ID |
原文 |
译文 |
26045 |
结果表明,第一通带和第二通带的中心频率变化范围分别为 0. 2 ~ 0. 4GHz 和 1. 2 ~ 1. 42GHz,调节百分比分别为 66. 5% 和 15. 4% 。 |
Both the simulation and testing results show that, the center frequencies of the first and second passbands range from 0. 2 to 0. 4GHz and from 1. 2 to 1. 42GHz, respectively, and their adjustment percentages are 66. 5% and 15. 4% , respectively. |
26046 |
仿真与测试的结果吻合良好,证明该设计方法是有效的。 |
The simulation results are well consistent with the testing results, proving that our filter design method is effective. |
26047 |
该滤波器可应用到作弊防控系统中。 |
The designed filter can be applied to the cheat prevention and control system. |
26048 |
针对当前三维 OFDM 系统存在的频谱效率较低问题,提出了一种具有规则分布的四维信号星座图改进设计方法,并建立了相应的 OFDM 系统模型。 |
In order to improve the spectral efficiency and symbol error rate (SER) of three-dimensional orthogonal frequency division multiplexing (OFDM )system, a simple method for designing four dimensional signal constellations and corresponding OFDM system model based on designed constellations are proposed in this paper. |
26049 |
在所提出的四维 OFDM 系统中,输入的比特信息通过设计的四维信号星座图映射到 OFDM 信号的子载波,再利用二维离散傅里叶反变换把 OFDM 信号从频域调制到时域。 |
In proposed system, the incoming information bits are mapped through four dimensional signal mapper to each subcarrier of OFDM signals which is represented by two complex number. OFDM signal in the frequency domain is modulated into the time domain usingthe two-dimensional inverse discrete Fourier transform(IDFT). |
26050 |
所设计的 8 点和 16 点四维星座图信号点分布弥补了以往高维星座图信号点无规则的缺陷,具有进一步降低误码率的潜能。 |
In addition, both designed 8 points and 16 points four dimensional constellations structure have a certain regular. |
26051 |
通过对提出系统在 AWGN 和频率选择性衰落信道环境下的性能仿真验证,所提出的基于四维 8 点和 16 点 OFDM 系统比传统三维 OFDM 具有更优的误码率性能,且系统的频谱效率提高了三分之一。 |
Simulation results show that the proposed system has better SER performance compared with the corresponding three-dimensional OFDM systems, and the spectral efficiency can also be increased by one third. |
26052 |
为了在光照复杂、纹理丰富的图像上获得更好的去阴影效果,基于生成对抗网络提出了一种新颖的阴影去除方法。 |
To obtain a better shadow removal result on images with complex illumination and texture, we proposed anovel approach based on generative adversarial networks. |
26053 |
首先,所提网络中的阴影检测子网为阴影图像生成阴影掩膜,基于该检测结果提出一种光照敏感的多尺度图像分解方法,在几乎不损失光照信息的同时提取图像纹理信息; |
Firstly, shadow mask is generated by the shadow detection sub-netfrom input shadow image. Based on this detection result, we proposed an illumination sensitive multi-scale image decomposition method to extract the texture information with less or no illumination information loss. |
26054 |
然后,蒙版生成子网为分解后的低尺度图像生成相应的蒙版用于去除其中阴影; |
Secondly, shadow matte is generated by the matte generation sub-net for the low scale shadow image to remove shadows in it. |