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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 ...
RADIOMETRIC CROSS-CALIBRATION OF GAOFEN-1 WFV CAMERAS WITH LANDSAT-8 OLI AND MODIS SENSORS BASED ON RADIATION AND GEOMETRY MATCHING
Radiometric Cross-Calibration, Geometry Matching, Radiative Transfer Model, Water Vapor Effects, Synchronization Verification
2018/5/14
Cross-calibration has the advantages of high precision, low resource requirements and simple implementation. It has been widely used in recent years. The four wide-field-of-view (WFV) cameras on-board...
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...
CAN WE USE LOW-COST 360 DEGREE CAMERAS TO CREATE ACCURATE 3D MODELS?
360° camera Accuracy Automation Low-cost Orientation Orthophoto Surface reconstruction
2018/6/4
360 degree cameras capture the whole scene around a photographer in a single shot. Cheap 360 cameras are a new paradigm in photogrammetry. The camera can be pointed to any direction, and the large fie...
COMPARISON BETWEEN RGB AND RGB-D CAMERAS FOR SUPPORTING LOW-COST GNSS URBAN NAVIGATION
Urban Navigation Relative Orientation Kalman filter RGB-D Kinect GNSS Low-cost
2018/6/5
A pure GNSS navigation is often unreliable in urban areas because of the presence of obstructions, thus preventing a correct reception of the satellite signal. The bridging between GNSS outages, as we...
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...
第六届IEEE国际计算机相机与显示研讨会（6th IEEE International Workshop on Computational Cameras and Displays）
第六届 IEEE国际计算机相机与显示 研讨会
2017/6/22
Computational photography has become an increasingly active area of research within the computer vision community. Within the few last years, the amount of research has grown tremendously with dozens ...
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...
OVERVIEW OF DIGITAL FORENSICS ALGORITHMS IN DSLR CAMERAS
DSLR cameras digital image forensics fixed pattern noise hot pixel flat field
2017/6/19
The widespread usage of the mobile technologies and the improvement of the digital photo devices getting has led to more frequent cases of falsification of images including in the judicial practice. C...
第一届人类活动分析与高度多样化的照相机研讨会（The First International Workshop on Human Activity Analysis with Highly Diverse Cameras）
第一届 人类活动分析与高度多样化的照相机 研讨会
2017/3/28
In recent computer vision research, diverse types of cameras have enabled various forms of human activity analysis. Surveillance cameras are used to sense crowd behaviors on the street. Smartphones or...
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...
A new Rice University technique grabs images of chemical processes that happen faster than most laboratory cameras are able to capture them.The technique, super temporal resolution microscopy (STReM),...