搜索结果: 1-15 共查到“遥感信息工程 cloud”相关记录49条 . 查询时间(0.192 秒)
IMPROVED PARAMETERIZATION OF WATER CLOUD MODEL FOR HYBRID-POLARIZED BACKSCATTER SIMULATION USING INTERACTION FACTOR
Water cloud model Vegetation descriptors Hybrid-polarized backscatter Interaction factor Leaf area index
2017/8/10
The prime aim of this study was to assess the potential of semi-empirical water cloud model (WCM) in simulating hybrid-polarized SAR backscatter signatures (RH and RV) retrieved from RISAT-1 data and ...
POINT CLOUD ANALYSIS FOR CONSERVATION AND ENHANCEMENT OF MODERNIST ARCHITECTURE
3D survey Conservation Modernist Architecture
2017/4/5
Documentation of cultural assets through improved acquisition processes for advanced 3D modelling is one of the main challenges to be faced in order to address, through digital representation, advance...
IMAGE-BASED AIRBORNE LiDAR POINT CLOUD ENCODING FOR 3D BUILDING MODEL RETRIEVAL
Point Cloud Encoding Spatial Histogram 3D Model Retrieval Cyber City Modeling
2016/12/1
With the development of Web 2.0 and cyber city modeling, an increasing number of 3D models have been available on web-based model-sharing platforms with many applications such as navigation, urban pla...
AN OPTIONAL THRESHOLD WITH SVM CLOUD DETECTION ALGORITHM AND DSP IMPLEMENTATION
cloud detection DSP SVM classifier threshold emulator
2016/11/30
This paper presents a method which combines the traditional threshold method and SVM method, to detect the cloud of Landsat-8 images. The proposed method is implemented using DSP for real-time cloud d...
CLOUD DETECTION OF OPTICAL SATELLITE IMAGES USING SUPPORT VECTOR MACHINE
Cloud Detection Classification Support Vector Machine
2016/11/23
Cloud covers are generally present in optical remote-sensing images, which limit the usage of acquired images and increase the difficulty of data analysis, such as image compositing, correction of atm...
POINT CLOUD REFINEMENT WITH A TARGET-FREE INTRINSIC CALIBRATION OF A MOBILE MULTI-BEAM LIDAR SYSTEM
LIDAR Intrinsic Calibration Mobile Mapping 3D Automatic Computer Processing Velodyne
2016/7/27
LIDAR sensors are widely used in mobile mapping systems. The mobile mapping platforms allow to have fast acquisition in cities for example, which would take much longer with static mapping systems. Th...
CLOUD REMOVAL FROM SENTINEL-2 IMAGE TIME SERIES THROUGH SPARSE RECONSTRUCTION FROM RANDOM SAMPLES
Sentinel-2 Clouds Image Time Series Image processing Pre-processing
2016/7/27
In this paper we propose a cloud removal algorithm for scenes within a Sentinel-2 satellite image time series based on synthetisation of the affected areas via sparse reconstruction. For this purpose,...
TOWARDS OBJECT DRIVEN FLOOR PLAN EXTRACTION FROM LASER POINT CLOUD
Indoor Modelling Mobile Laser Floor Plan Door Detection Point Cloud Reconstruction
2016/7/27
During the last years, the demand for indoor models has increased for various purposes. As a provisional step to proceed towards higher dimensional indoor models, powerful and flexible floor plans can...
URBAN ROAD DETECTION IN AIRBONE LASER SCANNING POINT CLOUD USING RANDOM FOREST ALGORITHM
ALS Random Forest classification road detection
2016/7/27
The objective of this research is to detect points that describe a road surface in an unclassified point cloud of the airborne laser scanning (ALS). For this purpose we use the Random Forest learning ...
POINT CLOUD ORIENTED SHOULDER LINE EXTRACTION IN LOESS HILLY AREA
Point cloud Proceedings Terrestrial 3D Laser Scanner shoulder line DEM Loess hilly
2016/7/27
Shoulder line is the significant line in hilly area of Loess Plateau in China, dividing the surface into positive and negative terrain (P-N terrains). Due to the point cloud vegetation removal methods...
CHANGE DETECTION OF MOBILE LIDAR DATA USING CLOUD COMPUTING
Point Cloud Cloud Computing Change Detection Mobile Mapping LiDAR
2016/7/27
Change detection has long been a challenging problem although a lot of research has been conducted in different fields such as remote sensing and photogrammetry, computer vision, and robotics. In this...
A FAST METHOD FOR MEASURING THE SIMILARITY BETWEEN 3D MODEL AND 3D POINT CLOUD
Partial Similarity 3D Point Cloud 3D Mesh Laser Scanning 3D Object Retrieval Weighted Hausdorff Distance
2016/7/5
This paper proposes a fast method for measuring the partial Similarity between 3D Model and 3D point Cloud (SimMC). It is crucial to measure SimMC for many point cloud-related applications such as 3D ...
CO-REGISTRATION AIRBORNE LIDAR POINT CLOUD DATA AND SYNCHRONOUS DIGITAL IMAGE REGISTRATION BASED ON COMBINED ADJUSTMENT
Airborne LiDAR Point Cloud Data synchronous digital image co-registration combined adjustment
2016/7/4
Aim at the problem of co-registration airborne laser point cloud data with the synchronous digital image, this paper proposed a registration method based on combined adjustment. By integrating tie poi...
WAVELET ENHANCEMENT OF CLOUD-RELATED SHADOW AREAS IN SINGLE LANDSAT SATELLITE IMAGERY
Wavelet image fusion shadow frequency decomposition Landsat
2015/12/31
Cloud-related shadows represent areas with low illumination conditions that affect remote sensing image quality. In this research, a wavelet-based image sharpening algorithm was developed to enhance s...
THE EFFICACY OF SEMI-AUTOMATIC CLASSIFICATION RESULT BY USING DIFFERENT CLOUD DETECTION AND DIMINUTION METHOD
Image processing Change detection Image understanding Matching Air quality
2015/12/28
Passive Remote Sensing is multi-spectral, rapid and high resolution, but it is very easily influenced by intended to the atmosphere conditions, such as fog and haze. In the past, there have been many ...