云南高校图书馆联盟文献共享服务平台- 国家自然科学基金(61272317)

国家自然科学基金(61272317): 作品数：14被引量：53H指数：5; 导出分析报告; 相关作者：岳丽华万寿红毛成林夏瑜汪启伟更多>>; 相关机构：安徽大学中国科学技术大学更多>>; 相关期刊：《计算机技术与发展》《Chinese Journal of Electronics》《中国科学院大学学报（中英文）》《小型微型计算机系统》更多>>; 相关主题：PRIVACY-PRESERVINGFPGASAR图像边缘检测算法边缘检测更多>>; 相关领域：自动化与计算机技术电子电信理学天文地球更多>>

基于Avalon总线的音频频谱分析系统设计与实现被引量：4: 《计算机技术与发展》2019年第3期169-172,共4页姚梦茹胡永兵李慧; 国家自然科学基金(61272317); 伴随电子与通信技术的发展,数字音频广播、多媒体通信等这些数字音频处理技术在社会上得到了广泛的应用,同时对人们生活的影响日益深远。目前市面上的多数调音器都是使用振动原理的,一些高端的调音器会同时使用声音原理和振动原理配合...; 关键词：FPGA NIOS Ⅱ系统 AVALON总线频谱分析快速傅里叶变换

基于UCOSIII系统的音频信号分析设计与实现被引量：5: 《计算机技术与发展》2018年第7期130-133,共4页李慧胡永兵姚梦茹; 国家自然科学基金(61272317); 传统的音频信号分析设备功能全、精度高,但这些设备不但体积大、结构复杂、反应速度慢、适应范围窄,而且造价非常昂贵,影响了它在小型化系统中的应用。针对这些问题,设计以STM32103单片机为运算核心,采用UCOSIII嵌入式多任务操作系统。...; 关键词：音频信号 UCOSIII系统播放 STM32 频谱

基于FPGA的多节点光纤传输系统设计与实现被引量：4: 《计算机技术与发展》2018年第3期197-200,共4页许义宝胡永兵陈庆然; 国家自然科学基金(61272317); 传统的人工巡检输油管线抄表采集数据的方法效率低下、实时性差,已无法满足现今石油管道运输的发展需求。为满足管线状态实时监测的需求,实现输油管线多监测节点远距离状态数据采集的智能化,基于FPGA和光纤通信技术,设计实现了一种多节...; 关键词：FPGA VERILOGHDL 光纤通信多节点数据采集

Time-Dependent Demographic Prediction Based on Time-Back-Propagation Method: 《Chinese Journal of Electronics》2018年第1期35-40,共6页KE Yuyang XIONG Yan HU Yiqing LIU Shichen; supported by the National Natural Science Foundationof China(No.61202404,No.61170233,No.61232018,No.61272472,No.61272317);the Fundamental Research Funds for the Central Universities(No.WK0110000041); In various applications like personalized search and recommendation, full demographic information is a precondition for many applications' well performance,but such ideal dataset rarely exists in practical scenarios.W...; 关键词：Time-back-propagation(TBP) Time series Time-dependent demographic prediction

基于稀疏表示的Data Matrix码图像修复算法被引量：1: 《计算机技术与发展》2018年第1期60-63,68,共5页陈庆然许义宝李新华; 国家自然科学基金(61272317); 稀疏表示理论凭借其建模简单、鲁棒性高与抗干扰能力强等优势成为研究热点,将稀疏理论应用于图像修复已成为图像处理领域新的研究方向。针对工业现场中常出现的被遮挡而不能识别的二维码图像,提出一种基于稀疏表示模型的块聚类图像修复...; 关键词：DATA Matrix码图像修复块聚类稀疏表示

Personalized Privacy-Preserving Trajectory Data Publishing被引量：6: 《Chinese Journal of Electronics》2017年第2期285-291,共7页LU Qiwei WANG Caimei XIONG Yan XIA Huihua HUANG Wenchao GONG Xudong; supported by the National Natural Science Foundation of China(No.61202404,No.61170233,No.61232018,No.61272472,No.61272317);the Fundamental Research Funds for the Central Universities(No.WK0110000041); Due to the popularity of mobile internet and location-aware devices,there is an explosion of location and tra jectory data of moving objects.A few proposals have been proposed for privacy preserving tra jectory data p...; 关键词：Personalization Tra jectory data Privacy-preserving data publishing

Similar Time Series Retrieval Using Only Important Segments被引量：3: 《Chinese Journal of Electronics》2017年第1期22-26,共5页GONG Xudong WANG Caimei XIONG Yan HUANG Wenchao; supported by the National Natural Science Foundation of China(No.61202404,No.61170233,No.61232018,No.61272472,No.61272317);the Fundamental Research Funds for the Central Universities(No.WK0110000041); Similar time series searching plays an important role in applications such as time series classification and outlier detection. We observe that different segment of a time series may have different significance, thus ...; 关键词：Similarity search Time series Algorithm

Incorporating Spatial Distribution Feature with Local Patterns for Content-Based Image Retrieval被引量：1: 《Chinese Journal of Electronics》2016年第5期873-879,共7页WAN Shouhong JIN Peiquan XIA Yu YUE Lihua; supported by the National Natural Science Foundation of China(No.61272317);the General Program of Natural Science Foundation of AnHui of China(No.1208085MF90); Local patterns record the gray-level differences between a referenced pixel in an image and its surrounding pixels, which have been commonly used to describe the image features. However, traditional local patterns ign...; 关键词：Feature extraction or construction Image retrieval Feature representation

Privacy-Preserving Collaborative Filtering Based on Time-Drifting Characteristic被引量：3: 《Chinese Journal of Electronics》2016年第1期20-25,共6页ZHAO Feng XIONG Yan LIANG Xiao GONG Xudong LU Qiwei; supported by National Natural Science Foundation of China(No.61202404,No.61170233,No.61232018,No.61272472,No.61272317,No.61300170);the Fundamental Research Funds for the Central Universities(No.WK0110000036);University Provincial Natural Science Foundation of Anhui Province(No.KJ2013A040); Recommendation has become increasingly important because of the information overload. Collaborative filtering(CF) technique, as the most popular recommendation method, utilizes the historical preferences of users to p...; 关键词：Collaborative filtering （CF） Random-ization PRIVACY Varying Weight Time-drifting character-istic.

A Water/Land Segmentation Algorithm Based on an Improved Chan-Vese Model with Edge Constraints of Complex Wavelet Domain被引量：8: 《Chinese Journal of Electronics》2015年第2期361-365,共5页MAO Chenglin WAN Shouhong YUE Lihua XIA Yu; supported by the National Natural Science Foundation of China(No.61272317);the General Program of Natural Science Foundation of Anhui of China(No.1208085MF90); A novel model for segmentation of water/land in Synthetic aperture radar(SAR) images is presented. The proposed model calculates the global matrix of oriented gradient of histograms on wavelet subbands based on the mu...; 关键词：Water/land segmentation Complex wavelet transform MULTI-SCALE Orientation SELECTIVITY EDGE information CHAN-VESE model

国家自然科学基金(61272317)