搜索结果: 1-15 共查到“smartphones”相关记录19条 . 查询时间(0.047 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...
NSF-funded graduate researcher developed multi-finger touch function now used in smartphones（图）
NSF graduate researcher multi-finger touch function smartphones
2017/10/26
Through its Graduate Research Fellowship Program (GRFP), NSF has funded thousands of graduate researchers, many of whom have made important discoveries while still in graduate school.For example, an N...
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...
Researchers find vulnerabilities in cars connected to smartphones
Researchers vulnerabilities cars connected smartphones
2016/9/12
Many of today’s automobiles leave the factory with secret passengers: prototype software features that are disabled but that can be unlocked by clever drivers.
In what is believed to be the first com...
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...
A pioneering study of worldwide sleep patterns combines math modeling, mobile apps and big data to parse the roles society and biology each play in setting sleep schedules.The study, led by University...
Side-Channel Analysis of Weierstrass and Koblitz Curve ECDSA on Android Smartphones
Side-Channel Analysis Elliptic Curve Cryptography Smartphones
2016/3/3
In this paper, we study the side-channel resistance of the implementation of the ECDSA
signature scheme in Android’s standard cryptographic library. We show that, for elliptic curves over prime
fiel...
While 3-D printers have become relatively cheap and available, 3-D scanners have lagged well behind. Now an algorithm developed by Brown University researchers may help bring high-quality 3-D scanning...
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...