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Multi-resolution texture synthesis from turntable image sequences
Xuedong WANG, Xiaojun WU, Xiaorong ZHANG
《机械工程前沿(英文)》 2012年 第7卷 第1期 页码 72-80 doi: 10.1007/s11465-012-0305-8
Texture synthesis and texture mapping are important technologies for rendering realistic three-dimensional scene. It has been widely used in virtual reality, urban modeling, 3D animation, gaming and other areas. In this paper, we propose a fast method to construct high quality texture map for multi-resolution texture synthesis from turntable image sequences. Given a 3D mesh model, we first get the projection relationship between 3D mesh and image sequences. We then use image sequences to construct a texture triangle for each 3D triangle mesh and get a global rectangular texture map for the whole mesh. Another approach to construct a texture map is using Stretch-minimizing mesh parameterization. Finally, we map the texture to mesh model to verify the quality of these two methods. The high performance of this method has been demonstrated in many real object models.
关键词: texture synthesis multi-resolution texture map texture mapping
Study on micro-texture and skid resistance of aggregate during polishing
Zhenyu QIAN, Lingjian MENG
《结构与土木工程前沿(英文)》 2017年 第11卷 第3期 页码 346-352 doi: 10.1007/s11709-017-0409-7
关键词: skid resistance of pavement micro-texture aggregates polishing test
Multi-objective optimization of surface texture for the slipperswash plate interface in EHA pumps
《机械工程前沿(英文)》 2022年 第17卷 第4期 doi: 10.1007/s11465-022-0704-4
关键词: electro-hydrostatic actuator axial piston pump slipper/swash plate interface multi-objective optimization surface texture
Effect of steady shear on multi-axial texture of symmetric diblock copolymers
XU Hui, LIU Honglai, HU Ying
《化学科学与工程前沿(英文)》 2007年 第1卷 第1期 页码 26-34 doi: 10.1007/s11705-007-0006-8
Xiaofeng ZHANG,Xu ZHANG,Guanghe LI
《环境科学与工程前沿(英文)》 2015年 第9卷 第2期 页码 269-278 doi: 10.1007/s11783-014-0672-y
关键词: moisture vertical distribution moisture temporal variation texture stratification irrigation meteorological forcing urban landscape
Application of MoS in the space environment: a review
《机械工程前沿(英文)》 2023年 第18卷 第3期 doi: 10.1007/s11465-023-0755-1
关键词: MoS2 soft metal space environment surface texture synergistic effect vibration
Laboratory and field evaluation of asphalt pavement surface friction resistance
Zhong WU, Chris ABADIE
《结构与土木工程前沿(英文)》 2018年 第12卷 第3期 页码 372-381 doi: 10.1007/s11709-017-0463-1
Pavement surface friction is a significant factor for driving safety and plays a critical role in reducing wet-pavement crashes. However, the current asphalt mixture design procedure does not directly consider friction as a requirement. The objective of this study was to develop a surface friction prediction model that can be used during a wearing course mixture design. To achieve the objective, an experimental study was conducted on the frictional characteristics of typical wearing course mixtures in Louisiana. Twelve wearing course mixtures including dense-graded and open-graded mixes with different combinations of aggregate sources were evaluated in laboratory using an accelerated polishing and testing procedure considering both micro- and macro texture properties. In addition, the surface frictional properties of asphalt mixtures were measured on twenty-two selected asphalt pavement sections using different in situ devices including Dynamic Friction Tester (DFT), Circular Texture Meter (CTM), and Lock-Wheel Skid Trailer (LWST). The results have led to develop a procedure for predicting pavement end-of-life skid resistance based on the aggregate blend polish stone value, gradation parameters, and traffic, which is suited in checking whether the selected aggregates in a wearing course mix design would meet field friction requirements under a certain design traffic polishing.
关键词: friction skid resistance polishing PSV LWST micro-texture macro-texture
《化学科学与工程前沿(英文)》 2023年 第17卷 第6期 页码 759-771 doi: 10.1007/s11705-022-2269-5
关键词: hydrocracking convolutional neural networks self-organizing map deep learning data-driven optimization
A bacterial artificial chromosome-based physical map of
Yuhua FU,Zhiqiang XIA,Shujuan WANG,Xin CHEN,Cheng LU,Mingcheng LUO,Hongbin ZHANG,Wenquan WANG
《农业科学与工程前沿(英文)》 2016年 第3卷 第4期 页码 321-329 doi: 10.15302/J-FASE-2016124
刘经南,董杨,詹骄,高柯夫
《中国工程科学》 2019年 第21卷 第3期 页码 92-97 doi: 10.15302/J-SSCAE-2019.03.004
自动驾驶地图作为实现汽车自动驾驶的关键基础设施,对于推动我国自动驾驶领域的商业化开发至关重要。现阶段,我国受地图测绘、应用和监管等相关法律法规的制度掣肘,在自动驾驶地图的产业化进程方面相对滞后。为此,本文着重分析了我国在自动驾驶地图开发、应用和管理中面临的主要政策法规问题:自动驾驶地图是否需加密的问题、自动驾驶地图部分地理信息表达受限的问题、自动驾驶地图地理信息采集资质和审图流程的问题、自动驾驶地图事故责任和保险问题、自动驾驶地图相关测试规范和测试场景问题。同时结合国内外自动驾驶领域的发展趋势,给出加快我国自动驾驶汽车开发和商业化进程的四点建议:制定自动驾驶地图管理模式、允许自动驾驶地图应用试点及有序开放、适当放开企业权限及优化审核流程、建立国家级自动驾驶地图平台。
林宗坚
《中国工程科学》 2000年 第2卷 第4期 页码 43-47
文章针对当前我国1:5和1:1万地形图更新的大规模生产的迫切需求,提出在原有地形图栅格式数字化的基础上,叠加经过精密纠正配准的航空或卫星遥感影像,以栅格方式更新地物要素的全过程方法。文中特别阐述了:1)地形图栅格数字化不同于矢量数字化的扫描采样分辨率问题;2)区别于传统的“针孔式”控制点概念的图像图形阵列控制点技术;3)由于DEM(数字高程模型)数据缺乏或精度不足引起的航空航天影像与地形图图形配准误差的局部纠正方法;4)定性指导定量的影像判读方法;5)从遥感影像提取地物结构信息的半自动化方法。文章最后列出
黄卫,路小波,余彦翔,凌小静
《中国工程科学》 2004年 第6卷 第3期 页码 19-24
提出了一种基于纹理和小波分析的车牌定位方法。针对图像背景复杂,且车牌所占比例较小的特点,提出了一种确定基元分类阈值的二值化方法;根据车牌字符分布规律,提出了二值纹理基元分析方法,提取车牌候选区域;基于小波分析提取车牌区域竖笔画特征,采用隶属度定量表征车牌竖笔画特征、位置特征及形状特征,给出综合这些特征、从候选区域提取车牌区域的方法。测试结果表明,该方法正确定位率超过96%
Optimization of process parameters for mature landfill leachate pretreatment using MAP precipitation
Wei LI, Xiaowen DING, Min LIU, Yuewen GUO, Lei LIU
《环境科学与工程前沿(英文)》 2012年 第6卷 第6期 页码 892-900 doi: 10.1007/s11783-012-0440-9
关键词: magnesium ammonium phosphate precipitation mature landfill leachate optimization ammonium-nitrogen
王甜甜,李振兴,林洪,郭晓华
《中国工程科学》 2014年 第16卷 第9期 页码 64-68
本文通过分析腌制大菱鲆质构及理化指标的变化,研究食盐浓度、腌制时间和腌制方式等对腌制大菱鲆品质的影响。结果表明:食盐浓度和腌制时间对腌制大菱鲆咀嚼度影响显著(P<0.05),对硬度、弹性和胶黏性无显著影响;腌制方式对腌制品的硬度、弹性和胶黏性影响显著(P<0.05),对咀嚼度无显著影响。在腌制过程中,食盐浓度每增加2 %,酸价降低1.03 mg/g,过氧化值平均降低0.1 g/100 g;腌制时间越长,酸价和过氧化值均有所升高;对感官评价来说,腌制时间有比较显著的影响(P<0.05)。由此可知,腌制工艺对大菱鲆产品的品质有显著的影响,本文通过分析各参数的影响,为进一步优化大菱鲆腌制工艺提供基础数据。
Optimization of fuel supply map during starting process of electronic controlled diesel engine
LIANG Jinguang, YU Xiumin, GAO Yue, WANG Yunkai, YU Hongyang, Gong Baoli
《能源前沿(英文)》 2008年 第2卷 第4期 页码 410-415 doi: 10.1007/s11708-008-0080-8
关键词: supply management CA498Z process controlled distributor
标题 作者 时间 类型 操作
Multi-resolution texture synthesis from turntable image sequences
Xuedong WANG, Xiaojun WU, Xiaorong ZHANG
期刊论文
Study on micro-texture and skid resistance of aggregate during polishing
Zhenyu QIAN, Lingjian MENG
期刊论文
Multi-objective optimization of surface texture for the slipperswash plate interface in EHA pumps
期刊论文
Effect of steady shear on multi-axial texture of symmetric diblock copolymers
XU Hui, LIU Honglai, HU Ying
期刊论文
The effect of texture and irrigation on the soil moisture vertical-temporal variability in an urban artificial
Xiaofeng ZHANG,Xu ZHANG,Guanghe LI
期刊论文
Laboratory and field evaluation of asphalt pavement surface friction resistance
Zhong WU, Chris ABADIE
期刊论文
Multiple input self-organizing-map ResNet model for optimization of petroleum refinery conversion units
期刊论文
A bacterial artificial chromosome-based physical map of
Yuhua FU,Zhiqiang XIA,Shujuan WANG,Xin CHEN,Cheng LU,Mingcheng LUO,Hongbin ZHANG,Wenquan WANG
期刊论文
Optimization of process parameters for mature landfill leachate pretreatment using MAP precipitation
Wei LI, Xiaowen DING, Min LIU, Yuewen GUO, Lei LIU
期刊论文