搜索结果: 1-15 共查到“测绘科学技术 UAV images”相关记录16条 . 查询时间(0.062 秒)
QUALITY FEATURES FOR THE INTEGRATION OF TERRESTRIAL AND UAV IMAGES
photogrammetry data fusion terrestrial images UAV
2019/3/1
The paper presents an innovative approach for improving the orientation results when terrestrial and UAV images are jointly processed. With the existing approaches, the processing of images coming fro...
ACCURATE ESTIMATION OF ORIENTATION PARAMETERS OF UAV IMAGES THROUGH IMAGE REGISTRATION WITH AERIAL OBLIQUE IMAGERY
Unmanned Aerial Vehicles Aerial Oblique Imagery Image Matching Image Orientation
2017/7/13
Unmanned Aerial Vehicles (UAVs) have gained popularity in acquiring geotagged, low cost and high resolution images. However, the images acquired by UAV-borne cameras often have poor georeferencing inf...
IMAGE NETWORK GENERATION OF UNCALIBRATED UAV IMAGES WITH LOW-COST GPS DATA
UAV images uncalibrated camera Image Network Generation GPS Space Coordinate Transformation Self-calibration Bundle adjustment
2016/7/27
The use of unmanned air vehicle (UAV) images acquired by a non-metric digital camera to establish an image network is difficult in cases without accurate camera model parameters. Although an image net...
A ROBUST REGISTRATION ALGORITHM FOR POINT CLOUDS FROM UAV IMAGES FOR CHANGE DETECTION
andslide dynamics normal distance bundle block adjustment with self-calibration structure from motion 3D dense surface reconstruction Unmanned Aerial Vehicle (UAV)
2016/7/5
Landslides are among the major threats to urban landscape and manmade infrastructure. They often cause economic losses, property damages, and loss of lives. Temporal monitoring data of landslides from...
ROBUST MOSAICKING OF UAV IMAGES WITH NARROW OVERLAPS
Image Mosaicking Geometric correction UAV Images Narrow overlaps
2016/7/5
This paper considers fast and robust mosaicking of UAV images under a circumstance that each UAV images have very narrow overlaps in-between. Image transformation for image mosaicking consists of two ...
DENSE 3D POINT CLOUD GENERATION FROM UAV IMAGES FROM IMAGE MATCHING AND GLOBAL OPTIMAZATION
Image matching 3D Point Cloud UAV global optimization
2016/7/5
3D spatial information from unmanned aerial vehicles (UAV) images is usually provided in the form of 3D point clouds. For various UAV applications, it is important to generate dense 3D point clouds au...
AN INTEGRATIVE OBJECT-BASED IMAGE ANALYSIS WORKFLOW FOR UAV IMAGES
UAV Images Image Stitching Binary Partition Tree OBIA Hierarchical Segmentation
2016/7/5
In this work, we propose an integrative framework to process UAV images. The overall process can be viewed as a pipeline consisting of the geometric and radiometric corrections, subsequent panoramic m...
ACCURACY ASSESSMENT OF COASTAL TOPOGRAPHY DERIVED FROM UAV IMAGES
Digital Surface Model Coastal monitoring UAV photogrammetry Accuracy
2016/7/5
To monitor coastal environments, Unmanned Aerial Vehicle (UAV) is a low-cost and easy to use solution to enable data acquisition with high temporal frequency and spatial resolution. Compared to Light ...
PRECISE 3D GEO-LOCATION OF UAV IMAGES USING GEO-REFERENCED DATA
UAV Geo-location Direct Geo-referencing Database matching Ray-DSM intersection
2016/1/15
In most of UAV applications it is essential to determine the exterior orientation of on-board sensors and precise ground locations of images acquired by them. This paper presents a precise methodology...
AN IMAGE-BASED TECHNIQUE FOR 3D BUILDING RECONSTRUCTION USING MULTI-VIEW UAV IMAGES
Unmanned Aerial Vehicles (UAVs) Modelling 3D reconstruction Mesh Semi Global Matching (SGM)
2016/1/15
Nowadays, with the development of the urban areas, the automatic reconstruction of the buildings, as an important objects of the city complex structures, became a challenging topic in computer vision ...
AUTOMATIC GEO-REFERENCING MOBILE LASER SCANNING DATA TO UAV IMAGES
Mobile Laser Scanning UAV images Geo-reference Pairwise Registration Adjustment Trajectory
2015/9/10
In this paper, a framework for adjusting mobile laser scanning point cloud data to improve the accuracy is proposed by integrating high resolution UAV images and MLS. First, aerial triangulated images...
AUTOMATED DSM EXTRACTION FROM UAV IMAGES AND PERFORMANCE ANALYSIS
DSM Stereo matching Epipolar lines UAV Photogrammetry
2015/9/10
As technology evolves, unmanned aerial vehicles (UAVs) imagery is being used from simple applications such as image acquisition to complicated applications such as 3D spatial information extraction. S...
A Novel 3D Building Damage Detection Method Using Multiple Overlapping UAV Images
Building Damage Detection 3D Change Detection 3D registration UAV Images SFM
2014/9/29
In this paper, a novel approach is presented that applies multiple overlapping UAV imagesto building damage detection. Traditional building damage detection method focus on 2D changes detection (i.e.,...
STUDY ON CONSTRUCTION OF 3D BUILDING BASED ON UAV IMAGES
City Image Camera Mosaic Texture System Test
2014/4/25
Based on the characteristics of Unmanned Aerial Vehicle (UAV) system for low altitude aerial photogrammetry and the need of three dimensional (3D)city modeling, a method of fast 3D building modeling u...
OBJECT-BASED CHANGE DETECTION USING GEOREFERENCED UAV IMAGES
UAVs Change Detection GPS/INS, SIFT
2014/5/9
Unmanned aerial vehicles (UAV) have been widely used to capture and down-link real-time videos/images. However, their role as a
low-cost airborne platform for capturing high-resolution, geo-referenc...