Urban color planning will not only excavate historical context to strengthen urban difference and highlight urban individuality,thereby forming urban style and features that are easy to identify and perceive,but integ...Urban color planning will not only excavate historical context to strengthen urban difference and highlight urban individuality,thereby forming urban style and features that are easy to identify and perceive,but integrate natural landscape and control urban color,open space,green space system and architectural elements to crate a splendid visual space.Adhering to the concept of inheriting the historical context and culture,urban color planning of Xuzhou City fully taps the cultural potential of the historical and cultural resources,natural landscape resources and local customs and practices and carries out a practical exploration of urban color and urban style and features as well as the heritage and development of local culture through the urban color planning of"one centre,two axes,two belts,three sections",so as to provide a constructive reference for urban color planning of other cities in China.展开更多
实木地板具有自然生长的色彩和纹理,是室内装饰的优良材料,为了满足特定的室内装饰要求的艺术效果,实木地板的尺寸需要精确、颜色需要协调,因此在生产过程中需要对实木地板的几何尺寸进行测量并对颜色进行分类,以满足客户的个性化需求...实木地板具有自然生长的色彩和纹理,是室内装饰的优良材料,为了满足特定的室内装饰要求的艺术效果,实木地板的尺寸需要精确、颜色需要协调,因此在生产过程中需要对实木地板的几何尺寸进行测量并对颜色进行分类,以满足客户的个性化需求。然而,传统人工分选的方法受劳动强度、工作效率、检测客观度等因素的制约,难以满足日益增长的产业自动化与智能化发展需求。本文基于机器视觉技术,对实木地板的几何尺寸和颜色采集系统进行设计,对实木地板外观尺寸测量和色差识别算法进行优化。在几何轮廓尺寸测量中,更多地考虑生产过程中木地板随机姿态对测量精度的影响,通过ArUco(Augmented Reality University of Cordoba)码实时感知木地板的三维姿态并进行矫正,提高尺寸测量的精度;在色差识别中,通过梯度自相关算子对木纹进行识别和去除,并以Lab颜色空间表征色差。经实验验证,本文的方法可根据基准板对加工缺失、多余轮廓进行识别,尺寸检测相对精度约0.8%,木地板的色差得到较好地表征和识别。展开更多
文摘Urban color planning will not only excavate historical context to strengthen urban difference and highlight urban individuality,thereby forming urban style and features that are easy to identify and perceive,but integrate natural landscape and control urban color,open space,green space system and architectural elements to crate a splendid visual space.Adhering to the concept of inheriting the historical context and culture,urban color planning of Xuzhou City fully taps the cultural potential of the historical and cultural resources,natural landscape resources and local customs and practices and carries out a practical exploration of urban color and urban style and features as well as the heritage and development of local culture through the urban color planning of"one centre,two axes,two belts,three sections",so as to provide a constructive reference for urban color planning of other cities in China.
文摘实木地板具有自然生长的色彩和纹理,是室内装饰的优良材料,为了满足特定的室内装饰要求的艺术效果,实木地板的尺寸需要精确、颜色需要协调,因此在生产过程中需要对实木地板的几何尺寸进行测量并对颜色进行分类,以满足客户的个性化需求。然而,传统人工分选的方法受劳动强度、工作效率、检测客观度等因素的制约,难以满足日益增长的产业自动化与智能化发展需求。本文基于机器视觉技术,对实木地板的几何尺寸和颜色采集系统进行设计,对实木地板外观尺寸测量和色差识别算法进行优化。在几何轮廓尺寸测量中,更多地考虑生产过程中木地板随机姿态对测量精度的影响,通过ArUco(Augmented Reality University of Cordoba)码实时感知木地板的三维姿态并进行矫正,提高尺寸测量的精度;在色差识别中,通过梯度自相关算子对木纹进行识别和去除,并以Lab颜色空间表征色差。经实验验证,本文的方法可根据基准板对加工缺失、多余轮廓进行识别,尺寸检测相对精度约0.8%,木地板的色差得到较好地表征和识别。
