Despite the advantages of all-weather and all-day high-resolution imaging,synthetic aperture radar(SAR)images are much less viewed and used by general people be
Dear editor,rnJPEG steganalysis mainly includes feature extraction and classification [1, 2], and thus the quality of the extracted features has an important in
本文按照2008年SNA修订的研究与开发(R&D)支出的核算方法以及重庆市R&D经费支出和地区生产总值数据等,在合理采纳R&D资本存量折旧率、R&D支出价格指数和基期R&D资本存量的基
Dear editor,rnMany real-world systems exhibit a two-time-scale behavior,such as Hindmarsh-Rose oscillators,DC motors,power net-works,and other related systems.S
眼底检查是眼科检查中的重要手段,常用工具是检眼镜,可以看到眼睛的视网膜区域。随着技术的进步,眼底照相也被越来越多地使用,通过专业的眼底相机拍摄眼底视网膜的照片,并能通过信息系统进行存储与查询,可以看到传统检眼镜的观察区域,还可以通过数字化的图像进行进一步的分析。下图就是眼底照片的示例,正常人的眼底形态由视盘、黄斑、
党的十九届五中全会从国家战略高度规划在“十四五”时期推进统计现代化改革.国家统计局局长宁吉喆提出从工作理念、标准指标、调查制度、方法手段、国民经济核算、分析服务
Dear editor,rnStrain technology has become a common solution in the semiconductor manufacturing industry since 90-nm technol-ogy node to overcome the severe car
Super-high mechanical strength and excellent lubrication property at the nanoscale render graphene a promising ultra-thin solid lubricant.However,macroscale fri
严格执行统一核算方法制度rn2020年是“十三五”规划收官之年,做好全年统一核算工作对于准确判断经济形势、科学制定决策规划具有重要意义.在当前全球新冠肺炎疫情尚未得到有
Dear editor,rnSAR tomography(TomoSAR)[1]as an adavnced technique forms an elevation aperture along the elevation direction.Therefore,it has the ability of resol