搜索结果: 1-15 共查到“测绘科学技术 Robust”相关记录63条 . 查询时间(0.1 秒)
TOWARDS ROBUST SELF-CALIBRATION FOR HANDHELD 3D LINE LASER SCANNING
structured light self-calibration laser scanning 3D reconstruction
2018/3/5
This paper studies self-calibration of a structured light system, which reconstructs 3D information using video from a static consumer camera and a handheld cross line laser projector. Intersections b...
ROBUST CYLINDER FITTING IN THREE-DIMENSIONAL POINT CLOUD DATA
Feature Extraction Geometric Shape Laser Scanning Object Recognition Pole Modelling Robust PCA Robust Regression Surface Fitting
2017/7/12
This paper investigates the problems of cylinder fitting in laser scanning three-dimensional Point Cloud Data (PCD). Most existing methods require full cylinder data, do not study the presence of outl...
BLOCKWISE BINARY PATTERN: A ROBUST AND AN EFFICIENT APPROACH FOR OFFLINE SIGNATURE VERIFICATION
BLOCKWISE BINARY PATTERN EFFICIENT APPROACH FOR OFFLINE SIGNATURE VERIFICATION
2017/6/19
This paper presents a variant of local binary pattern called Blockwise Binary Pattern (BBP) for the offline signature verification. The proposed approach has three major phases : Preprocessing, Featur...
IDENTIFICATION OF A ROBUST LICHEN INDEX FOR THE DECONVOLUTION OF LICHEN AND ROCK MIXTURES USING PATTERN SEARCH ALGORITHM (CASE STUDY:GREENLAND)
Hyperspectral Remote Sensing Mineral Exploration Geological Mapping Spectral Mixture Analysis Spectrometry Lichen
2016/11/24
Lichens are the dominant autotrophs of polar and subpolar ecosystems commonly encrust the rock outcrops. Spectral mixing of lichens and bare rock can shift diagnostic spectral features of materials of...
A FAST AND ROBUST ALGORITHM FOR ROAD EDGES EXTRACTION FROM LIDAR DATA
Mobile Mapping Systems (MMS) LiDAR data Point clouds Road edges extraction Rough plane Refined plane
2016/11/11
Fast mapping of roads plays an important role in many geospatial applications, such as infrastructure planning, traffic monitoring, and driver assistance. How to extract various road edges fast and ro...
ROBUST VISION-BASED POSE ESTIMATION ALGORITHM FOR AN UAV WITH KNOWN GRAVITY VECTOR
UAV machine vision external orientation estimation motion capture system
2016/11/11
Accurate estimation of camera external orientation with respect to a known object is one of the central problems in photogrammetry and computer vision. In recent years this problem is gaining an incre...
FAST AND ROBUST SEGMENTATION AND CLASSIFICATION FOR CHANGE DETECTION IN URBAN POINT CLOUDS
Urban Point Cloud Mobile Laser Scanning Segmentation Classification 3D-Features
2016/7/28
Change detection is an important issue in city monitoring to analyse street furniture, road works, car parking, etc. For example, parking surveys are needed but are currently a laborious task involvin...
CENTIMETER-LEVEL, ROBUST GNSS-AIDED INERTIAL POST-PROCESSING FOR MOBILE MAPPING WITHOUT LOCAL REFERENCE STATIONS
Differential GNSS Sensor Orientation Mobile Mapping GNSS-Aided Inertial Georeferenicng Airborne Mapping Direct Geroeferencing PPP
2016/7/28
For almost two decades mobile mapping systems have done their georeferencing using Global Navigation Satellite Systems (GNSS) to measure position and inertial sensors to measure orientation. In order ...
FAST AND ROBUST STEM RECONSTRUCTION IN COMPLEX ENVIRONMENTS USING TERRESTRIAL LASER SCANNING
Terrestrial Laser Scanning Stem Detection Cylinder Fitting RANSAC Self-adaptive Cylinder Growing Point Cloud Sampling
2016/7/27
Terrestrial Laser Scanning (TLS) is an effective tool in forest research and management. However, accurate estimation of tree parameters still remains challenging in complex forests. In this paper, we...
ROBUST PARALLEL MOTION ESTIMATION AND MAPPING WITH STEREO CAMERAS IN UNDERGROUND INFRASTRUCTURE
Stereo Visual Odometry 3D Reconstruction Parallel Structure Underground Infrastructure
2016/7/5
Presently, we developed a novel robust motion estimation method for localization and mapping in underground infrastructure using a pre-calibrated rigid stereo camera rig. Localization and mapping in u...
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 ...
PENALIZED SPLINE:A GENERAL ROBUST TRAJECTORY MODEL FOR ZIYUAN-3 SATELLITE
Penalized Spline Trajectory Model ZiYuan-3 Satellite Band-to-band Registration Multispectral Images
2016/7/4
Owing to the dynamic imaging system, the trajectory model plays a very important role in the geometric processing of high resolution satellite imagery. However, establishing a trajectory model is diff...
ROBUST BUILDING OUTLINE REPRESENTATION AND EXTRACTION
Building Extraction Building Description Hough Transform Graph Search Region Grow
2016/3/17
This paper presents an efficient and robust strategy for building description and extraction from high resolution aerial image. This approach is different from traditional techniques in shapeformation...
ROBUST PHASE CORRELATION BASED FEATURE MATCHINIG FOR IMAGE CO-REGISTRATION AND DEM GENERATION
Phase Correlation Feature Matching Robust Method Image Co-registration Disparity Mapping DEM
2015/12/31
This paper presents a robust phase correlation based sub-pixel feature matching technique and its application in motion flow estimation, pixel-to-pixel image-co-registration and DEM generation. We pro...
