搜索结果: 1-13 共查到“知识库 Hough Transform”相关记录13条 . 查询时间(0.078 秒)
SAR IMAGE REGISTRATION USING A NEW APPROACH BASED ON THE GENERALIZED HOUGH TRANSFORM
Remote Sensing Vision Sciences Radar Analysis Registration Algorithms Matching Transformation
2015/12/30
Radar Imaging using SAR systems provides specific information that is very useful in the frame of "Digital Earth" applications (i.e. flood supervision, forestry or agriculture watch,). The main intere...
A Robust Estimation Algorithm of Epipolar Geometry through the Hough Transform
Computer vision Fundamental Matrix Epipolar Geometry Collinear Point Redundancy the Hough Transform
2015/12/3
Fundamental matrix is an algebraic expression of the epipolar geometry, and plays a very important role in the computer vision. It is all along an important research topic that how to raise the precis...
HOUGH-TRANSFORM AND EXTENDED RANSAC ALGORITHMS FOR AUTOMATIC DETECTION OF 3D BUILDING ROOF PLANES FROM LIDAR DATA
LIDAR Processing Detection Extraction Building Segmentation Modelling
2015/11/10
Airborne laser scanner technique is broadly the most appropriate way to acquire rapidly and with high density 3D data over a city.Once the 3D Lidar data are available, the next task isthe automatic da...
EXTENDING GENERALIZED HOUGH TRANSFORM TO DETECT 3D OBJECTS IN LASER RANGE DATA
Laser scanning Point cloud Object Recognition 3D Generalized Hough Transform Automation
2015/11/10
Automated detection and 3D modelling of objects in laser range data is of great importance in many applications. Existing approaches to object detection in range data are limited to either 2.5D data (...
EFFICIENT HOUGH TRANSFORM FOR AUTOMATIC DETECTION OF CYLINDERS IN POINT CLOUDS
Cylinder detection Object recognition Hough Transform Reverse Engineering
2015/8/13
We present an efficient Hough transform for automatic detection of cylinders in point clouds. As cylinders are one of
the most frequently used primitives for industrial design, automatic and ro...
COMPARISON OF EDGE DETECTION AND HOUGH TRANSFORM TECHNIQUES FOR THE EXTRACTION OF GEOLOGIC FEATURES
Remote Sensing Geomorphology Algorithms Feature
2015/6/2
Photointerpretation of geologic lineaments is a subjective process. Therefore there is a need for automation of lineament mapping
using optimal edge detection techniques. Efforts made in this direct...
FACIAL FEATURES DETECTION USING TEXTURE HOUGH TRANSFORM
Local Binary Pattern Object detection
2015/5/21
The paper presents an original method for object detection. The “texture” Hough transform is used as the main tool in the search.
Unlike classical generalized Hough transform, this variation uses te...
In close-range images, normally a large number of geometrical features is available. For photogrammetrists, the detection of shapes such as straight lines is very useful. These features are very helpf...
HOUGH TRANSFORM FOR INTERIOR ORIENTATION IN DIGITAL PHOTOGRAMMETRY
Hough Transform Local Dynamic Thresholding Digital Photogrammetry Interior Orientation
2014/12/31
It is known that Hough transform is insensitive to noise and the desired results can be acquired even in the damaged image. Because of its applicability to the image with variations such as rotations ...
INTERIOR RECONSTRUCTION USING THE 3D HOUGH TRANSFORM
interior reconstruction 3D modeling plane detection opening classifi cation occlusion reconstruction
2014/4/25
Laser scanners are often used to create accurate 3D models of buildings for civil engineering purposes, but the process of manually
vectorizing a 3D point cloud is time consuming and error-prone (Ada...
基于改进随机Hough变换的棉桃识别技术(Cotton Recognition Based on Randomized Hough Transform)
棉花 识别 随机Hough变换 区域标记
2010/12/29
为准确识别自然环境中被遮挡的棉花,提出一种基于随机Hough变换的棉花识别方法。为了减小运算量,首先基于RGB彩色模型的(R-B色差通道进行图像分割,利用区域标记获取棉花最小外接矩形区域。然后在有效区域内采用边界跟踪方法获取轮廓信息,根据棉桃轮廓的数学模型进行随机Hough变换。仿真表明:当棉花轮廓信息丢失量小于1/2时,识别效果良好。而且由于轮廓提取和Hough变换均在有效区域进行,参数空间大...
基于改进Hough变换的收获机器人行走目标直线检测(Walking Goal Line Detection Based on Improved Hough Transform on Harvesting Robot)
收获机器人 导航 随机Hough变换 直线检测 边缘检测
2010/2/26
提出了基于改进随机Hough变换(RHT)的收获机器人行走目标直线检测算法。将摄像机安装在联合收获机的顶部,在收获过程中采集农田场景图像。根据已收获区域、未收获区域和非农田区域的不同颜色特征,利用统计分析和边缘检测,确定行走目标直线的终点位置以及直线方向上的候选点。以候选点为点集,采用改进RHT完成直线检测。与传统的RHT相比,避免了无效采样和累积问题。经过对多幅图片的处理,证明算法能够有效检测出...
AUTOMATIC 3D BUILDING RECONSTRUCTION FROM AIRBORNE LASER SCANNING AND CADASTRAL DATA USING HOUGH TRANSFORM
Building Reconstruction Algorithms Point Cloud
2015/6/1
Urban environments of modern cities are described digitally in large public databases and datasets of e.g. laser scanning and ortho
photos. These data sets are not necessarily linked to each other, ...