LDWS

According to the special requirements of LDWS for road image , this paper aims itself at the defect in image processing of LDWS in existence , and combining the advanced image processing algorithm in existence , make progress in eliminating noise , exact threshold division and keeping efficiency pixel .

根据车道偏离预警系统对于道路图像的特殊要求，针对现有图像处理的不足之处，并结合目前最先进的图像处理算法，在减少噪声、阈值分割以及保存有效像素等方面取得了明显的进展。

Aligning optical axis and axis of rotation in LDWS by reflection of plane grating

极坐标激光直写系统光轴和转轴对准的光栅反射对准法

The result shows that LDWS has effective heat insulation properties which can be used to replace the traditional building materials and current heat insulation materials .

施胶量则对其热学性能无显著影响。与现有的建筑保温材料相比，轻质麦秸板具有良好的保温隔热性能，可以作为建筑材料代替传统的墙体材料及现有的保温材料。

Lane Departure Warning System ( LDWS ) is an important research direction of vehicle driving assistant technology and an integral part of Intelligent Transportation System .

车道偏离报警系统是车辆辅助驾驶技术的一个重要研究方向，也是智能交通系统的组成部分。

Several studies of optimization were carried out to improve the practicability and stability of lane departure warning system ( LDWs ) based on machine vision .

为了提高基于机器视觉车道偏离报警系统的可靠性和实用性，对基于视觉的车道偏离报警系统各个环节的优化做了研究。

The performance of LDWS , such as intensity control , coordinates orientation and auto focusing , directly affects the diffractive efficiency of fabricated element .

激光直写系统的性能，比如光强控制、坐标定位以及自动对焦等，直接影响制成器件的衍射效率。

The developed polar coordinate Laser Direct Writing System ( LDWS ) is described here . The system can be used to manufacture the masks of binary optical elements .

介绍了研制的极坐标激光直接写入系统.该系统可用于二元光学掩模的制作.最大掩模直径为100mm；

DOE with high diffractive efficiency can be fabricated by laser aided fabrication technology LDWS ( laser direct writing system ), similar to the way manufacturing micro electronics .

采用类似于微电子加工手段的激光辅助制造技术&激光直写技术，可以制作具有高衍射效率的DOE。

Research of Lane-Departure-Warning-System ( LDWS ) based on Computer Vision is now the focus of vehicle proactive safety system , and embedded real-time image-processing system is the hardware base of the LDWS .

基于计算机视觉的车道跑偏告警系统是目前汽车主动安全技术研究的重要内容，而嵌入式实时图像处理系统是实现上述车道跑偏告警系统的基本硬件支撑。

Lane Departure Warning System ( LDWS ) is mainly focus on help driver to keep vehicle in the lane under fatiguing or monotonous driving scenarios on highways and highway like roads . Onboard self-determination navigation system is developed for helping drivers to obtain traffic information .

车道偏离预警系统是一种辅助驾驶员保持车辆在车道内行驶的车道偏离警示系统。车载自主导航系统正是旨在辅助驾驶员获得道路交通网路况信息而设计开发的智能信息系统。