搜索结果: 46-60 共查到“测绘科学技术 Video”相关记录61条 . 查询时间(0.101 秒)
DEVELOPMENT OF REAL TIME 3D MEASUREMENT SYSTEM AND SYNTHESIS OF RANGE IMAGES WITH VIDEO IMAGES
Range images 3D Measurement 3D CG Animation
2015/1/6
We have developed a new type of 3D measurement system which enabled us to obtain successive 3D range data at video rate with an error within ±0.3%In this paper, we try to reconstruct realistic colored...
DIGITAL MULTISENSORAL VIDEO-THERMAL SYSTEM FOR CLOSE RANGE METROLOGY APPLICATIONS
Multi-sensor Vision system Image sequence Image processing Monitoring Measurement Applications Informations extraction
2015/1/6
The presented digital multisensoral, hybride system VISION PLUS along with software POPOS combines the video and thermal images acquisition and advanced processing on one system-measurement platform. ...
A METHOD OF MODELING DEFORMATION OF AN OBJECT EMPLOYING SURROUNDING VIDEO CAMERAS
Modeling 3-D modeling Shape recovery Deformation Motion Non-rigid objects Factorization
2015/1/6
A novel technique is presented for modeling deformation of an object, not only its front side but also the rear side,employing surrounding multiple video cameras. In order to make a 3-D model of an ob...
DYNAMIC MODELING AND GEOREGISTRATION OF AIRBORNE VIDEO SEQUENCES
Calibration Dynamic processes Image registration Image sequence Photogrammetry
2015/1/6
Rigorous sensor and dynamic modeling techniques are required if spatial information is to be accurately extracted from video imagery. First, a math model for an uncalibrated video camera and a descrip...
Video-based Mobile Mapping System Using Smartphones
Close Range Photogrammetry Mobile Mapping System Smartphones MEMS Epipolar Geometry
2014/12/4
The last two decades have witnessed a huge growth in the demand for geo-spatial data. This demand has encouraged researchers around the world to develop new algorithms and design new mapping systems i...
Evaluation of Skybox Video and Still Image products
Video Small/micro satellites Orientation Orthorectification DEM/DTM
2014/12/4
The SkySat-1 satellite lauched by Skybox Imaging on November 21 in 2013 opens a new chapter in civilian earth observation as it is the first civilian satellite to image a target in high definition pan...
Integration of prior knowledge into dense image matching for video surveillance
Close Range Stereoscopic Image Matching Surface Reconstruction
2014/9/9
Three-dimensional information from dense image matching is a valuable input for a broad range of vision applications. While reliable approaches exist for dedicated stereo setups they do not easily gen...
Statistical Model For Pseudo-Moving Objects Recognition In Video Surveillance Systems
Outlier Objects Pseudomoving Objects Statistical Criteria Bayesian Integration Logistic Regression
2014/9/9
This paper considers a statistical approach to define pseudo-moving (false) objects in video surveillance systems by constructing systems of hypothesis with the criteria based on statistical behaviora...
Geographic Video 3d Data Model And Retrieval
Geographic Video Data Model 3D GIS Data Retrieval
2014/7/23
Geographic video includes both spatial and temporal geographic features acquired through ground-based or non-ground-based cameras. With the popularity of video capture devices such as smartphones, the...
MODEL-TO-IMAGE REGISTRATION AND AUTOMATIC TEXTURE MAPPING USING A VIDEO SEQUENCE TAKEN BY A MINI UAV
Texture Mapping Urban Matching 3D Building Models UAV
2014/4/24
3D city models are used in many fields. Photorealistic building textures find applications such as façade reconstruction, thermal building inspections and heat leakage detection using thermal inf...
SPECTRUM-BASED OBJECT DETECTION AND TRACKING TECHNIQUE FOR DIGITAL VIDEO SURVEILLANCE
Object detection tracking monitoring video image
2014/4/29
This paper presents a motion detection and object tracking technique for digital video surveillance applications. Motion analysis algorithms are based on processing of multiple-regression pseudospectr...
REAL TIME SPEED ESTIMATION FROM MONOCULAR VIDEO
Video images speed estimation monocular video object tracking optical flow traffic surveillance
2014/4/28
In this paper, detailed studies have been performed for developing a real time system to be used for surveillance of the traffic flow by using monocular video cameras to find speeds of the vehicles fo...
EXTRACTION OF BENTHIC COVER INFORMATION FROM VIDEO TOWS AND PHOTOGRAPHS USING OBJECT-BASED IMAGE ANALYSIS
Marine Oceans Mapping Bathymetry Recognition Object Camera Photography
2014/4/30
Mapping benthic cover in deep waters comprises a very small proportion of studies in the field of research. Majority of benthic cover mapping makes use of satellite images and usually, classification ...
AUTOMATIC EXTERIOR ORIENTATION PROCEDURE FOR LOW-COST UAV PHOTOGRAMMETRY USING VIDEO IMAGE TRACKING TECHNIQUE AND GPS INFORMATION
Automation Exterior Orientation Matching Video Tracking GPS Robust
2014/4/29
In this paper, we propose the automatic exterior orientation procedure for the Low-cost Unmanned Aerial Vehicle (UAV) photogrammetry. The Low-cost UAV has become useful tool for low altitude photogram...
REAL-TIME UAV BASED GEOSPATIAL VIDEO INTEGRATED INTO THE FIRE BRIGADES CRISIS MANAGEMENT GIS SYSTEM
UASlgeospatial videolGISlfire brigadlcrisis management
2014/5/9
During a fire incident live airborne video offers the fire brigade an additional means of information. Essential for the effective usage
of the daylight and infra red video data from the UAS is that...