搜索结果: 1-15 共查到“光学工程 images”相关记录20条 . 查询时间(0.14 秒)
Microscopy technique makes finer images of deeper tissue, more quickly（图）
显微镜技术 深层组织图像 大脑内血管 神经元
2023/6/19
To create high-resolution, 3D images of tissues such as the brain, researchers often use two-photon microscopy, which involves aiming a high-intensity laser at the specimen to induce fluorescence exci...
WAVELET FUSION FOR CONCEALED OBJECT DETECTION USING PASSIVE MILLIMETER WAVE SEQUENCE IMAGES
passive millimeter wave sequence images sum of squared difference wavelet fusion concealed object detection
2018/5/11
PMMW imaging system can create interpretable imagery on the objects concealed under clothing, which gives the great advantage to the security check system. Paper addresses wavelet fusion to detect con...
AUTOMATIC MATCHING OF LARGE SCALE IMAGES AND TERRESTRIAL LIDAR BASED ON APP SYNERGY OF MOBILE PHONE
Mobile phone APP Images Laser Point Cloud Matching
2018/5/16
The digitalization of Cultural Heritage based on ground laser scanning technology has been widely applied. High-precision scanning and high-resolution photography of cultural relics are the main metho...
FEATURE MATCHING OF HISTORICAL IMAGES BASED ON GEOMETRY OF QUADRILATERALS
historical images image orientation feature matching descriptor matching quadrilaterals geometry
2018/6/4
This contribution shows an approach to match historical images from the photo library of the Saxon State and University Library Dresden (SLUB) in the context of a historical three-dimensional city mod...
INCORRECT MATCH DETECTION METHOD FOR ARCTIC SEA-ICE RECONSTRUCTION USING UAV IMAGES
Unmanned Aerial Vehicle Digital Surface Model Image Matching Arctic Sea-Ice
2018/6/4
Shapes and surface roughness, which are considered as key indicators in understanding Arctic sea-ice, can be measured from the digital surface model (DSM) of the target area. Unmanned aerial vehicle (...
EXTERIOR ORIENTATION OF HYPERSPECTRAL FRAME IMAGES COLLECTED WITH UAV FOR FOREST APPLICATIONS
Forest Hyperspectral Image Orientation Sparse Control UAV
2016/3/25
This paper describes a preliminary study on the image orientation acquired by a hyperspectral frame camera for applications in small tropical forest areas with dense vegetation. Since access to the in...
3D CITY MODELING FROM HIGH-RESOLUTION SATELLITE IMAGES
High resolution Processing Feature Extraction City Modelling IKONOS Quickbird
2015/8/17
High-resolution satellite images having a footprint smaller than 5 m are becoming increasingly available. A large number of the high
resolution satellite sensors acquire imagery in a pushbroom mode ...
Observing the quantum behavior of light is a big part of Alan Migdall’s research at the Joint Quantum Institute. Many of his experiments depend on observing light in the form of photons---the particl...
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...
Eccentricity in Images of Circular and Spherical Targets and its Impact to 3D Object Reconstruction
Spherical target circular target sphere eccentricity spatial intersection simulation
2014/7/30
This paper discusses a feature of projective geometry which causes eccentricity in the image measurement of circular and spherical targets. While it is commonly known that flat circular targets can ha...
Routing of Deep-Subwavelength Optical Beams and Images without Refl ection and Diffraction Using Infi nitely Anisotropic Metamaterials
Deep-Subwavelength Optical Beams Images without nitely Anisotropic
2015/8/7
Many photonic structures, including waveguides, lenses, and photonic bandgap materials, benefi t greatly from the large index contrast provided by such media.
FUSION OF MOBILE LASER SCANNING AND PANORAMIC IMAGES FOR STUDYING RIVER ENVIRONMENT TOPOGRAPHY AND CHANGES
mobile laser scanning change detection digital terrain model panoramic images visualisation fluvial modelling
2014/6/5
In recent years, laser scanning measurements have been widely used to detect topographic and urban features. In this article, we present a method to integrate mobile laser scanning (MLS) data and pano...
Computer Generated Quadratic and Higher Order Apertures and Its Application on Numerical Speckle Images
Higher Order Modulated Apertures Speckle Imaging Resolution Point Spread Function
2013/1/30
A computer generated quadratic and higher order apertures are constructed and the corresponding numerical speckle images are obtained. Secondly, the numerical images of the autocorrelation intensity o...
Cross-talk much affects the quality of stereoscopic 3D images.The dynamic cross-talk effect of 3D moving images with various Z-direction speed was reported and discussed. Additionally, the visual dept...
On the Feasibilities of Using the Wavelet Analysis of Mueller Matrix Images of Biological Crystals
biological crystal Mueller matrix images birefringent structure
2011/4/21
The efficiency of using the statistical and fractal analyses for distributions of wavelet coefficients for Mueller matrix images of biological crystal networks inherent to human tissues is theoretical...