搜索结果: 121-135 共查到“知识库 地图制图技术”相关记录3149条 . 查询时间(6.667 秒)
THE XII CENTURY TOWERS, A BENCHMARK OF THE ROME COUNTRYSIDE ALMOST CANCELLED: THE SAFEGUARD PLAN BY LOW COST UAV AND TERRESTRIAL DSM PHOTOGRAMMETRY SURVEYING AND 3D WEB GIS APPLICATIONS
XII century towers Rome Mid-Age countryside Cultural Heritage preservation close-range photogrammetry UAV photogrammetry integrated survey low-cost action camera GPS Web GIS 2D and 3D
2018/3/5
This is the consequence of the phenomenon identified with the “Incasalamento” neologism, described in depth in the following paper, intended as the general process of expansion of the urban society in...
TOWARDS A FAST, LOW-COST INDOOR MAPPING AND POSITIONING SYSTEM FOR CIVIL PROTECTION AND EMERGENCY TEAMS
3D modelling Emergency response Orientation Rapid mapping RGB-D camera RPAS Photogrammetry
2018/3/5
Civil protection and emergency teams work usually under very risky conditions that endanger their lives. One of the factors contributing to such risks is the lack of knowledge about their physical env...
A LOW-COST PANORAMIC CAMERA FOR THE 3D DOCUMENTATION OF CONTAMINATED CRIME SCENES
360 cameras Crime Scene Documentation Photogrammetry Feature Extractors
2018/3/5
Crime scene documentation is a fundamental task which has to be undertaken in a fast, accurate and reliable way, highlighting evidence which can be further used for ensuring justice for victims and fo...
基于ＤＷＴＳＶＤ压缩量化的数字图像盲水印算法
奇异值分解（ＳＶＤ） 离散小波变换 μ律压缩 量化索引调制 盲水印 数字水印
2018/6/11
为了解决奇异值分解（ｓｉｎｇｕｌａｒｖａｌｕｅｄｅｃｏｍｐｏｓｉｔｉｏｎ，ＳＶＤ）算法提取水印时需要原始载体图像的缺陷，以及
量化索引调制（ｑｕａｎｔｉｚａｔｉｏｎｉｎｄｅｘｍｏｄｕｌａｔｉｏｎ，ＱＩＭ）均匀量化不适用于非均匀信号的问题，通过引入 μ律压缩技术，
提出一种新的基于 ＤＷＴＳＶＤ压缩量化的数字图像盲水印算法。该算法对载体图像进行分块，对每一分块实施离
散小波变换（ｄｉｓｃｒｅ...
研究不同水稻种植区施氮效果差异，旨在加强氮肥精准养分管理，提高作物产量和肥料效率，从而减少农田氮排放。【方法】通过对2005—2013年吉林省测土配方施肥田间试验中不施氮肥处理（N0P2K2）及3个氮梯度（0.5N2P2K2）、（N2P2K2）、（1.5N2P2K2）处理进行分析，研究不同水稻种植区的产量、氮肥施用效果及氮肥农学利用率，探讨各区域施氮效果及减排潜力。【结果】吉林省各地区水稻产量差异...
ARCHITECTURAL HERITAGE VISUALIZATION USING INTERACTIVE TECHNOLOGIES
Heritage Visualization 3D Modelling Augmented Reality HBIM
2017/8/30
With the increased exposure to tourists, historical monuments are at an ever-growing risk of disappearing. Building Information Modelling (BIM) offers a process of digitally documenting of all the fea...
BIM ORIENTATION: GRADES OF GENERATION AND INFORMATION FOR DIFFERENT TYPE OF ANALYSIS AND MANAGEMENT PROCESS
Scan to BIM Building Information Modeling (BIM) Modelling&Management Information System (MMIS) Grade of Generation (GoG) Grade of Information (GoI) Grade of Accuracy (GoA)
2017/8/30
Architecture, Engineering and Construction (AEC) industry is facing a great process re-engineering of the management procedures for new constructions, and recent studies show a significant increase of...
THE PARALLEL IMPLEMENTATION OF ALGORITHMS FOR FINDING THE REFLECTION SYMMETRY OF THE BINARY IMAGES
Reflection Symmetry of Images Binary Images High-Performance Computing Parallel Performance Evaluation
2017/6/19
In this paper, we investigate the exact method of searching an axis of binary image symmetry, based on brute-force search among all potential symmetry axes. As a measure of symmetry, we use the set-th...
ARAB-NORMAN HERITAGE: STATE OF KNOWLEDGE AND NEW ACTIONS AND INNOVATIVE PROPOSAL
Arab-norman architecture restoration geomatics cataloguing data-base
2017/6/20
This paper wants to offers a perlustrative recognition on the 'state of the studies', concerning to the Arab-Norman architecture of Palermo, admissed by Unesco in 2015 and explain a research in progre...
CRITICAL ISSUES AND KEY POINTS FROM THE SURVEY TO THE CREATION OF THE HISTORICAL BUILDING INFORMATION MODEL: THE CASE OF SANTO STEFANO BASILICA
Terrestrial Laser Scanning Point Cloud Image Processing Building Information Modeling Cultural Heritage St. Stefano Basilica
2017/6/20
The new era of designing in architecture and civil engineering applications lies in the Building Information Modeling (BIM) approach, based on a 3D geometric model including a 3D database. This is eas...
FROM THE ROAD SIGN TO THE MAP: 3D MODELING IN SUPPORT OF THE URBAN AND RURAL ROAD CONDITIONS
aerial photogrammetry points cloud road sign drone UAV
2017/6/20
Unmanned Aerial Vehicles (UAV), commonly known as a drone, and an Unmanned Aircraft Systems (UAS) have been spreading on a massive scale during the last few years, especially for civilian use. And thi...
VISUAL ANALYSIS AND PROCESSING OF CLUSTERS STRUCTURES IN MULTIDIMENSIONAL DATASETS
Multidimensional Data Visual Analysis Elastic Maps Cluster Structures
2017/6/19
The article is devoted to problems of visual analysis of clusters structures for a multidimensional datasets. For visual analyzing an approach of elastic maps design [1,2] is applied. This approach is...
FOREGROUND DETECTION ON DEPTH MAPS USING SKELETAL REPRESENTATION OF OBJECT SILHOUETTES
Foreground Continuous skeleton Medial axes Segmentation Kinect
2017/6/19
This article considers the problem of foreground detection on depth maps. The problem of finding objects of interest on images appears in many object detection, recognition and tracking applications a...
AN INTEGRATED APPROACH FOR LINKED DATA BROWSING
Data Browsing Faceted Browsing Geo-spatial Data Graph Navigation Linked Open Data
2017/8/10
The Netherlands' Cadastre, Land Registry and Mapping Agency – in short Kadaster – collects and registers administrative and spatial data on property and the rights involved. Currently, the Kadaster is...
CONCEPT AND IMPLEMENTATION OF AN ARCHITECTURE FOR THE IMMEDIATE PROVISION OF GEODATA IN DISASTER MANAGEMENT
Disaster management rapid mapping geodata OpenStreetMap remote sensing free software free data
2017/8/10
Statistics prove that the number of disasters, especially weather-related, increased during the last decades. This leads to high demands on participants in disaster management processes. To meet these...