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GENERATING ACCURATE 3D MODELS OF ARCHITECTURAL HERITAGE STRUCTURES USING LOW-COST CAMERA AND OPEN SOURCE ALGORITHMS
Structure-From-Motion Dense Point Cloud Mesh Open Source Algorithms Architectural Heritage
2017/6/20
These studies have been conductedusing non-metric digital camera and dense image matching algorithms, as non-contact methods of creating monuments documentation.In order toprocess the imagery, few ope...
Intensity Calibration and Imaging with SwissRanger SR-3000 Range Camera
Calibration Infrared Image Camera LIDAR Radiometry Close Range
2015/12/4
Intensity images acquired with range imaging instruments can be used in the future for various applications, e.g. face recognition, assisting blind people in travelling and walking, automatic robotic ...
On-orbit Stellar Camera Calibration based on Space Resection with Multi-images
on-orbit calibration stellar camera space resection multi star images satellite attitude accuracy
2015/11/20
Due to the intense vibration and/or the change of space environmental factors such as temperature, pressure, etc., the stellar camera parameters might change during satellites launching or while orbit...
Fisheye Lens Camera System Application To Cultural Heritage Data Acquisition
Fisheye Lens Camera System Application Cultural Heritage Data Acquisition
2015/11/11
Fisheye Lens Camera System Application To Cultural Heritage Data Acquisition.
Object Tracking in the Presence of Occlusions via a Camera Network
Tracking occlusion auxiliary particle filter camera network noisy perspective camera model
2015/8/17
Object Tracking in the Presence of Occlusions via a Camera Network.
为了满足人们的多元化通信需求,构建可靠的低成本通信链路,本文利用日常生活中的屏幕显示设备和照相摄像设备,构建了新型Display-to-Camera通信系统.描述了系统基本链路并建立系统模型,阐述了收发机实现框架和关键技术;搭建实验系统,设计了符合显示屏显示特性的新型彩色条码流,用以承载信息;接收端利用计算机图像处理技术,匹配、跟踪识别信号区域,过滤系统背景噪声;利用帧分类和颜色增强技术抑制了系统...
Robust extraction of image correspondences exploiting the image scene geometry and approximate camera orientation
IBM - Bundle adjustment - SIFT - 3D image - spanning tree
2014/4/25
Image-based modeling techniques are an important tool for producing 3D models in a practical and cost effective manner. Accurate
image-based models can be created as long as one can retrieve precise...
Camera Link在Virtex5系列FPGA上的实现
Camera Link Virtex5 信道链路 帧获取器 现场可编程门阵列
2013/12/10
针对当前工业相机和图像采集卡Camera Link标准接口需要使用专用集成电路才能实现的问题,提出采用最新Xilink的Virtex5系列现场可编程门阵列 (field programmable gate array, FPGA),使用甚高速集成电路硬件描述语言(very high speed integrated circuits hardware description language, V...
AEROTRIANGULATION SUPPORTED BY CAMERA STATION POSITION DETERMINED VIA PHYSICAL INTEGRATION OF LIDAR AND SLR DIGITAL CAMERA
Photogrammetry System Calibration LIDAR SLR Digital Camera Aerotriangulation
2014/6/5
Nowadays lidar and photogrammetric surveys have been used together in many mapping procedures due to their complementary characteristics. Lidar survey is capable to promptly acquire reliable elevation...
CALIBRATION OF LOW COST DIGITAL CAMERA USING DATA FROM SIMULTANEOUS LIDAR AND PHOTOGRAMMETRIC SURVEYS
Lidar Camera Calibration Bundle Adjustment Direct Georeferencing Photogrammetry IOP On-the-job calibration
2014/4/25
Digital photogrammetric products from the integration of imagery and lidar datasets are a reality nowadays. When the imagery and lidar surveys are performed together and the camera is connected to the...
Camera motion analysis (CMA) is very useful for many video content analysis tasks, but few works competently handle the videos with significant camera or object motion. In
this paper, we present an e...
Design and implementation of high-speed digital CMOS camera driving control timing and data interface
CMOS image sensor High-speed Digital Camera High frame rate Camera Link data port SOPC
2011/12/15
High-speed digital cameras are progressing rapidly with the development of CMOS image sensor in these few years. In order to develop a high-speed CMOS industrial digital camera, the CMOS image sensor ...