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PERFORMANCE COMPARISON OF 2D OBJECT RECOGNITION TECHNIQUES
Computer Vision Object Recognition Performance Comparison
2015/3/24
We propose an empirical performance evaluation of five different 2D object recognition techniques. For this purpose, two novel
recognition methods that we have developed with the aim to ful@...
基于迟滞行为的2D-SiC/SiC复合材料组份力学性能分析
2D-SiC/SiC 复合材料 迟滞行为 剪滞理论 迟滞模型 组份性能
2018/12/27
基于剪滞理论, 建立了单向纤维增强陶瓷基复合材料的加卸载理论模型, 分析了基体长碎块和短碎块对材料迟滞力学行为的不同影响. 通过拉伸循环加卸载试验, 获得了2D-SiC/SiC 复合材料的迟滞应力—应变行为.依据材料基体损伤特点, 将试验结果代入长碎块对应理论推导结果, 计算得到了4 个表征材料组份性能的参数:基体开裂应力为90 MPa, 热残余应力为19 MPa, 界面脱粘能为3.1 Jm2, ...
2D GEOMETRIC CORRECTION OF IKONOS IMAGERY USING GENETIC ALGORITHM
2D GEOMETRIC CORRECTION IKONOS IMAGERY GENETIC ALGORITHM
2015/3/13
2D GEOMETRIC CORRECTION OF IKONOS IMAGERY USING GENETIC ALGORITHM.
USING 2D GIS TO ASSIST 3D MODELLING OF THE ZARSHURAN GOLD DEPOSIT, IRAN
Spatial data Integration Geology Geophysics GIS Data mining Information extraction
2015/2/2
The Zarshuran gold deposit in NW Iran is an area of historic mining for gold and arsenic with considerable potential for discovery of economic gold mineralisation. Geological, geochemical and geophysi...
3D ENDOSCOPY VIDEO GENERATED USING DEPTH INFERENCE: CONVERTING 2D TO 3D
image processing computer vision 3d endoscopy converting 2d to 3d
2015/1/20
A novel algorithm was developed to convert raw 2-dimensional endoscope videos into 3-dimensional view. Minimally invasive surgeries aided with 3D view of the invivo site have shown to reduce errors an...
A 2D PLUS DEPTH VIDEO CAMERA PROTOTYPE USING DEPTH FROM DEFOCUS IMAGING AND A SINGLE MICROFLUIDIC LENS
2D plus depth DfD
2015/1/20
A new method for capturing 3D video from a single imager and lens is introduced in this research. The benefit of this method is that it does not have the calibration and alignment issues associated wi...
如何选择合适的特征表示一般物体类间差异和类内共性至关重要,因此,本文在2D SIFT(Scale Invariant Feature Transform,SIFT)的基础上,提出了基于点云模型的3D SIFT特征描述子,进而提出一种基于2D和3D SIFT特征级融合的一般物体识别算法.分别提取物体2维图像和3维点云的2D和3D SIFT特征描述子,利用"词袋"(Bag of Words,BoW)模...
AN APPROACH TO ESTIMATE OF 2D-3D MOTION OF SURFACES: THE FREQUENCY DOMAIN TECHNIQUE
Algorithms Computer vision Image registration 3D Modeling
2015/1/6
Phase correlation is one of the robustest methods for estimating planar translations: it is a global approach because it operates in the frequency domain using the whole image information and not just...
水中机器鱼2D仿真5VS5比赛中的点球策略
水中机器鱼 点球 5VS5 协同
2016/10/11
针对比赛平台模拟有水波扰动，使得点球策略的编写变得困难等问题，为了减轻水波对点球策略的不良 影响，在综合单鱼点球和多鱼协同点球策略的基础上，提出一种多鱼交替协同策略。利用单鱼点球的优势，保障在 短距离内小球前进方向的稳定性，同时巧妙地结合多鱼协同策略的优势，使得小球可以较为快速地前进。实验结果 表明：该策略能大大加快点球的实现，缩短运行时间。多鱼交替协同策略能够有效地减轻仿真平台中水波对点球策 略...
A Combined Quadtree/Delaunay Method for 2D Mesh Generation
mesh delaunay antenna finite element method domain decomposition scientific computing
2014/12/8
Unstructured simplicial mesh is an integral and critical part of many computational electromagnetics methods (CEM) such as the finite element method (FEM) and the boundary element method (BEM). Mesh q...
Effect of Clock and Power Gating on Power Distribution Network Noise in 2D and 3D Integrated Circuits
Supply Noise Power Gating Clock Gating Wavelet Analysis Linear Programming Genetic Algorithm
2014/12/8
In this work, power supply noise contribution, at a particular node on the power grid, from clock/power gated blocks is maximized at particular time and the synthetic gating patterns of the blocks tha...
2D仿真机器鱼协作过孔基于区域的动态协作策略
区域划分 数据特征 动态模型
2016/9/30
针对2D 仿真协作过孔项目因鱼的运行路线相对狭窄导致带球不稳定、带球效果不好以及死角多等问题， 提出一种合理利用平台环境的适当划分区域进行动态调整的协作策略。充分考虑尺寸因素和可控性因素对运动的影 响，将4 大区域比赛平台划分为9 个详尽区域，利用鱼体方向、鱼的位置、球的位置和球门的特征等数据构建动态 模型来求出最宜顶球目标点，并且整合夹角处等特殊情况。结果表明：该策略能解决因运行路线狭窄带来的不...
2D仿真机器鱼协作过孔策略
2D 仿真机器鱼 协作过孔 路径优化
2016/9/30
在机器鱼2D 仿真协作过孔比赛项目中，针对无球游动过程中固定路线的行进方法所存在的问题，提出 一种优化策略。根据比赛规则，将比赛分为无球游动和带球运输2 部分。在无球游动过程中，使用一种根据当前所 处位置动态选择最优路线的路径优化思路。在带球运输部分，利用场地的特殊性使用机器鱼身体的所有部位运输。 结果表明：优化后的策略能充分考虑该项目的得分要求和场地特点，在速度和稳定性上都有很大程度的提高。
2D仿真5VS5防守策略研究
机器鱼 多机器鱼协作 防守策略
2016/9/30
为提高水中多机器鱼协作能力，针对国际水中机器人大赛2D 仿真水球5VS5 项目，提出应对当前主流的 进攻方式的防守策略。对于直线型进攻方式，提出“勺子型”防守策略；对于勺子型进攻方式，提出“破勺子型” 防守策略。结果表明：该策略能很好地完成防守任务，其调整跟踪函数也能做到非常好的实时跟踪。运用该策略曾 经在2012 年中国水中机器人大赛上取得过亚军。
An Integrated Flexible Self-calibration Approach for 2D Laser Scanning Range Finders Applied to the Hokuyo UTM-30LX-EW
LIDAR laser range finder terrestrial laser scanning error model calibration bundle adjustment variance component estimation
2014/7/30
The paper presents a flexible approach for the geometric calibration of a 2D infrared laser scanning range finder. It does not require spatial object data, thus avoiding the time-consuming determinati...