搜索结果: 1-15 共查到“测绘科学技术 cameras”相关记录92条 . 查询时间(0.078 秒)
3D CAMERAS ACQUISITIONS FOR THE DOCUMENTATION OF CULTURAL HERITAGE
spherical photogrammetry indoor mapping SLAM RGB-D data accuracy comparison
2019/3/4
Photography has always been considered as a valid tool to acquire information about reality. Nowadays, its versatility, together with the development of new techniques and technologies, allows to use ...
A NOVEL TECHNIQUE FOR PRECISION GEOMETRIC CORRECTION OF JITTER DISTORTION FOR THE EUROPA IMAGING SYSTEM AND OTHER ROLLING-SHUTTER CAMERAS
Europa photogrammetry jitter geometric correction active-pixel sensors
2018/5/14
We use simulated images to demonstrate a novel technique for mitigating geometric distortions caused by platform motion (“jitter”) as two-dimensional image sensors are exposed and read out line by lin...
INVESTIGATION INTO THE USE OF ACTION CAMERAS IN THE DOCUMENTATION OF ARCHITECTURAL DETAILS – THE CASE STUDY OF A BAROQUE CHAMBER
low-cost photogrammetry Xiaomi camera accuracy shape analysis cultural heritage frescoes
2018/6/4
In this paper the possibility of using the Xiaomi 4K action cameras as a low-cost sensor for the generation of high resolution documentation of architecture and architectural elements in the field of ...
IMPROVING SPHERICAL PHOTOGRAMMETRY USING 360° OMNI-CAMERAS: USE CASES AND NEW APPLICATIONS
Spherical Photogrammetry Equirectangular Panoramas 360° omni-camera Architectural Heritage Dissemination
2018/6/4
During the last few years, there has been a growing exploitation of consumer-grade cameras allowing one to capture 360° images. Each device has different features and the choice should be entrusted on...
THE EXAMPLE OF USING THE XIAOMI CAMERAS IN INVENTORY OF MONUMENTAL OBJECTS - FIRST RESULTS
Low-Cost Dense Image Matching Monumental Objects XIAOMI Cameras Quality Assessment SfM MVS
2018/3/5
At present, digital documentation recorded in the form of raster or vector files is the obligatory way of inventorying historical objects. Today, photogrammetry is becoming more and more popular and i...
DESIGN AND IMPLEMENTATION OF A NOVEL PORTABLE 360° STEREO CAMERA SYSTEM WITH LOW-COST ACTION CAMERAS
Action Camera Calibration Fisheye Stereo Indoor Low-Cost Mobile Mapping Panorama
2018/3/5
The demand for capturing indoor spaces is rising with the digitalization trend in the construction industry. An efficient solution for measuring challenging indoor environments is mobile mapping. Imag...
GEOMETRIC STITCHING METHOD FOR DOUBLE CAMERAS WITH WEAK CONVERGENCE GEOMETRY
Weak Convergence Stitching DEM Block Adjustment RFM
2017/7/12
In this paper, a new geometric stitching method is proposed which utilizes digital elevation model (DEM)-aided block adjustment to solve relative orientation parameters for dual-camera with weak conve...
COMPARISON OF DIGITAL SURFACE MODELS FOR SNOW DEPTH MAPPING WITH UAV AND AERIAL CAMERAS
snow height dense point cloud digital surface model aerial camera
2016/11/30
Photogrammetric workflows for aerial images have improved over the last years in a typically black-box fashion. Most parameters for building dense point cloud are either excessive or not explained and...
KINECT V2 AND RGB STEREO CAMERAS INTEGRATION FOR DEPTH MAP ENHANCEMENT
3D modelling real-time range cameras RGB stereo cameras sensor integration
2016/11/11
Today range cameras are widespread low-cost sensors based on two different principles of operation: we can distinguish between Structured Light (SL) range cameras (Kinect v1, Structure Sensor, ...) an...
ONLY IMAGE BASED FOR THE 3D METRIC SURVEY OF GOTHIC STRUCTURES BY USING FRAME CAMERAS AND PANORAMIC CAMERAS
Cultural Heritage Close Range Photogrammetry Immersive Photogrammetry Spherical Photogrammetry Point Cloud Virtualization HDR 360 Images Panoramas Immersive Images Spherical Images
2016/11/11
Indoor Gothic apse provides a complex environment for virtualization using imaging techniques due to its light conditions and architecture. Light entering throw large windows in combination with the a...
CHANGING THE PRODUCTION PIPELINE – USE OF OBLIQUE AERIAL CAMERAS FOR MAPPING PURPOSES
Oblique camera Dense Image Matching 3D building extraction Mapping
2016/11/8
This paper discusses the potential of current photogrammetric multi-head oblique cameras, such as UltraCam Osprey, to improve the efficiency of standard photogrammetric methods for surveying applicati...
ORIENTATION MODELING FOR AMATEUR CAMERAS BY MATCHING IMAGE LINE FEATURES AND BUILDING VECTOR DATA
Direct Georeferencing Feature Line Matching Line Control Orientation Modeling Orientation Parameters
2016/7/27
With the popularity of geospatial applications, database updating is getting important due to the environmental changes over time. Imagery provides a lower cost and efficient way to update the databas...
POSE ESTIMATION AND MAPPING USING CATADIOPTRIC CAMERAS WITH SPHERICAL MIRRORS
Close Range Photogrammetry Catadioptric cameras Pose estimation Spherical mirrors
2016/7/27
Catadioptric cameras have the advantage of broadening the field of view and revealing otherwise occluded object parts. However, they differ geometrically from standard central perspective cameras beca...
A NEW AUTOMATIC SYSTEM CALIBRATION OF MULTI-CAMERAS AND LIDAR SENSORS
System Calibration LIDAR Multi-Camera Point Cloud
2016/7/5
In the last few years, multi-cameras and LIDAR systems draw the attention of the mapping community. They have been deployed on different mobile mapping platforms. The different uses of these platforms...
IMAGE CAPTURE WITH SYNCHRONIZED MULTIPLE-CAMERAS FOR EXTRACTION OF ACCURATE GEOMETRIES
Mobile Mapping Action Cameras Panoramic Photogrammetry Spherical Panorama Stereo Camera Dense Point Cloud Generation Multi-Sensor
2016/7/5
This paper presents a project of recording and modelling tunnels, traffic circles and roads from multiple sensors. The aim is the representation and the accurate 3D modelling of a selection of road in...