搜索结果: 1-12 共查到“知识库 工学 Smartphones”相关记录12条 . 查询时间(0.046 秒)
SEMI-AUTOMATED CEMETERY MAPPING USING SMARTPHONES
Cemetery Graves Smartphone mapping Geo-tagging OCR
2019/2/27
Cemeteries are being considered as a symbol of love, religion, and culture across the globe. The maps of cemetery and grave are the interest of individuals and communities, who wants to identify the r...
3D RECONSTRUCTION WITH A COLLABORATIVE APPROACH BASED ON SMARTPHONES AND A CLOUD-BASED SERVER
smartphone 3D reconstruction low-cost collaborative SfM photogrammetry dense image matching
2018/3/6
The paper presents a collaborative image-based 3D reconstruction pipeline to perform image acquisition with a smartphone and geometric 3D reconstruction on a server during concurrent or disjoint acqui...
THE FEASIBILITY OF 3D POINT CLOUD GENERATION FROM SMARTPHONES
Smartphones Dense Matching Mobile Mapping System Closed Range Photogrammetry Linear Features Constraints
2016/11/11
This paper proposes a new technique for increasing the accuracy of direct geo-referenced image-based 3D point cloud generated from low-cost sensors in smartphones. The smartphone’s motion sensors are ...
FLOOR IDENTIFICATION WITH COMMERCIAL SMARTPHONES IN WIFI-BASED INDOOR LOCALIZATION SYSTEM
Indoor Localization WiFi Fingerprint Sensor Floor Identification KNN Neural Network
2016/11/8
In this paper, we utilize novel sensors built-in commercial smart devices to propose a schema which can identify floors with high accuracy and efficiency. This schema can be divided into two modules: ...
AUTOMATIC CONSTRUCTION OF WI-FI RADIO MAP USING SMARTPHONES
Indoor Localization Navigation Image Matching Radio Map
2016/11/8
Indoor positioning could provide interesting services and applications. As one of the most popular indoor positioning methods, location fingerprinting determines the location of mobile users by matchi...
BEESMART–A CROWDSOURCING PROJECT WITH SMARTPHONES
Flower recognition Honey Yield Web Portal Geo-localization UAV
2016/7/28
The project Beesmart aims at the derivation of a geolocation yield catalogue for honey bees by using a crowd-sourcing approach with the help of smartphones. A central issue are thus the design of an a...
This work analyzes and discusses the current security environment of today's (and future) smartphones, and proposes a security model which will reduce smartphone vulnerabilities, preserving privacy, i...
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...
An ISVD-based Euclidian structure from motion for smartphones
Reconstruction Georeferencing Calibration Camera, Real-time Photogrammetry
2014/7/30
The development of Mobile Mapping systems over the last decades allowed to quickly collect georeferenced spatial measurements by means of sensors mounted on mobile vehicles. Despite the large number o...
Smartphones Based Mobile Mapping Systems
Closed Range Photogrammetry Mobile Mapping System Smartphones MEMS Epipolar Geometry Bundle Adjustment
2014/7/30
The past 20 years have witnessed an explosive growth in the demand for geo-spatial data. This demand has numerous sources and takes many forms; however, the net effect is an ever-increasing thirst for...
Overcoming battery life problems of smartphones when creating automated travel diaries
Smartphones trip determination battery life travel diary
2014/5/8
Gathering data using travel diaries has been a requirement to analyze travel behaviour data for decades. Traditional pen and paper techniques of gathering data has been complemented by new technologie...
TOWARD AUTOMATED FAÇADE TEXTURE GENERATION FOR 3D PHOTOREALISTIC CITY MODELLING WITH SMARTPHONES OR TABLET PCS
Three-dimensional Building Modelling Photo-realism City Model Texture Rendering Direct Georeferencing Automation Digital Close-range Photogrammetry Virtual Reality
2014/4/28
An automated model-image fitting algorithm is proposed in this paper for generating façade texture image from pictures taken by smartphones or tablet PCs. The façade texture generation requi...