搜索结果: 1-15 共查到“光学工程 Study”相关记录84条 . 查询时间(0.234 秒)
Engineers working to miniaturize optical systems for modern electronics have seen great success when it comes to the most familiar components, the lenses and optical sensors. It’s been more challengin...
A COMPARATIVE STUDY AMONG THREE REGISTRATION ALGORITHMS: PERFORMANCE, QUALITY ASSURANCE AND ACCURACY
Accuracy Automation Least Squares Registration'Terrestrial Laser Scanning
2019/3/4
A critical task in every terrestrial laser scanning project is the transformation (addressed to as registration or alignment) of multiple point clouds into a common reference system. Even though this ...
EXTRACTING 3-D DEFORMATION FIELDS FROM LEFT- AND RIGHT-LOOKING INSAR WITH SM-VCE METHOD: A CASE STUDY OF OCTOBER 21, 2016 CENTRAL TOTTORI EARTHQUAKE
InSAR, 3-D deformations, SM-VCE, left-looking mode, accuracy assessment
2018/5/15
Three-dimensional (3-D) deformation fields with respect to the October 2016’s Central Tottori earthquake are extracted in this paper from ALOS-2 conducted Interferometric Synthetic Aperture Radar (InS...
LASER SCANNING IN POMPEIAN CITY WALL A COMPARATIVE STUDY OF ACCURACY OF THE DRAWINGS FROM 1930S TO 40S
Laser Scanning Pompeii City wall A. Maiuri
2015/10/8
This paper aims to compare between the drawings in 1930s and 40s and the result of our laser scanning from 2005 to 2007 and
analyze the causes of their failures. In the 19th century, Mazois makes no...
3D SOLID REPRESENTATION AND VISUALIZATION FOR LARGE HETEROGENEOUS SITES WITH URBAN AND RURAL HERITAGE - A CASE STUDY
3D modeling of complex sites and architectures Visualization issues for large and complex sites
2015/10/8
This article introduces usage of 3D solid modeling methods in order to represent and visualize highly complex environments such as
large heterogeneous sites integrating urban and rural heritage cont...
A case example for laser data treatment to study rocky faces with protection barriers
Photogrammetry LIDAR, Surveying Environment Application
2015/8/25
LIDAR is a useful technique for natural and architectural metric surveying.Acquisition is the first step in laser surveying. The second step is the data treatment that is necessary to obtain a correct...
Quantitative Study of High Dynamic Range Sigma Delta-based Focal Plane Array Architectures
IR focal plane array ROIC high dynamic range vertical integration sigma-delta extended counting
2015/8/17
The paper investigates the suitability of Σ∆ modulation based FPA readout schemes for use in Vertically Interconnected Sensor Arrays requiring ultra high dynamic range and frame rate. It is show...
Quantitative Study of High Dynamic Range Image Sensor Architectures
imagers CMOS image sensors high dynamic range analog front end ADC
2015/8/17
Analysis of dynamic-range (DR) and signal-to-noise-ratio (SNR) for high fidelity, high-dynamic-range (HDR)image sensor architectures is presented. Four architectures are considered: (i) time-to-...
COMPARATIVE STUDY OF DISPARITY ESTIMATIONS WITH MULTI-CAMERA CONFIGURATIONS IN RELATION TO DESCRIPTIVE PARAMETERS OF COMPLEX BIOLOGICAL OBJECTS
3D reconstruction Multi-Baseline Trinocular Stereo Graph Cuts
2015/8/14
An image-based 3D surface reconstruction technique based on simultaneous evaluation of reflectance and polarisation features is
introduced in this paper. The proposed technique is suitable for ...
THE MONUMENTS RESTORATION YARD: A VIRTUALIZATION METHOD AND THE CASE OF STUDY OF SALA DELLE CARIATIDI IN PALAZZO REALE, MILAN
Cultural Heritage Laser Scanning Close-range photogrammetry Virtual Reality Visualization Real-time
2015/8/7
In this paper we present a method for applying VR techniques to simulate and analyze restoration projects of architectural
monuments, starting from real world data. Our method is meant as a visualiz...
Image based 3D city modeling : Comparative study
Virtual 3D city model Sketch based 3D model Procedural grammar based 3D model Close Range Photogrammetry based 3D model Computer Vision based 3D model
2014/7/30
3D city model is a digital representation of the Earth’s surface and it’s related objects such as building, tree, vegetation, and some manmade feature belonging to urban area. The demand of 3D city mo...
Terrestrial scanning or digital images in inventory of monumental objects? – case study
Terrestrial scanning dense image matching monumental objects orthoimages
2014/7/30
Cultural heritage is the evidence of the past; monumental objects create the important part of the cultural heritage. Selection of a method to be applied depends on many factors, which include: the ob...
Methods and tools to enjoy and to study inaccessible Heritage
360° Panoramas 3D Modeling 3D PDF Cultural Heritage 3D Database Laser scanning
2014/7/30
Our research on a multi-purpose survey of cultural Heritage located in UNESCO Historical Centre of Naples has the following goals: to test some innovative strategies to improve public enjoyment for in...
Study on the Effect of Monochromatic Light on the Growth of the Red Tide Diatom Skeletonema Costatum
Monochromatic Light Saturated Light Intensity Skeletonema Costatum Growth Rate Red Tide
2013/1/30
Effects of light intensity and quality of three kinds of LED monochromatic lights (blue, green, and red) on the growth of Skeletonema costatum are investigated in batch culture conditions. Seven light...
Comparative Study of the One Dimensional Dielectric and Metallic Photonic Crystals
Transmission Metallic Photonic Crystals Dielectric Photonic Crystals Photonic Band Gap
2013/1/30
The optical transmission properties of two types of photonic crystals have been analyzed by using the transfer matrix method. The first one is the dielectric photonic crystal (DPC), and the second is ...