搜索结果: 1-15 共查到“知识库 工学 3-D motion”相关记录177条 . 查询时间(0.308 秒)
Effects of hydrophilic surface on heat transfer performance and oscillating motion for an oscillating heat pipe
Oscillating heat pipe (OHP) Oscillating motion Heat transfer Superhydrophilic surface Hydrophilic surface
2023/3/1
In this paper, a series of experiments were performed to investigate the effects of superhydrophilic and hydrophilic surfaces on the heat transfer performance and slug motion for oscillating heat pipe...
Engineering Analysis of Strong Motion Data from Recent Earthquakes in Sichuan, China
ground motion prediction equations NGA-West2 project code-based spectrum pulse-like ground motions
2018/6/13
Recent earthquakes in the Sichuan Province have contributed to significantly expand the existing ground-motion database for China with new, high-quality ground-motion records. This study investigated ...
SAPC – APPLICATION FOR ADAPTING SCANNED ANALOGUE PHOTOGRAPHS TO USE THEM IN STRUCTURE FROM MOTION TECHNOLOGY
Aerial archival photographs SfM opencv
2017/7/12
The documentary value of analogue scanned photographs is invaluable. A large and rich collection of archival photographs is often the only source of information about past of the selected area.
STRUCTURE-FROM-MOTION FOR CALIBRATION OF A VEHICLE CAMERA SYSTEM WITH NON-OVERLAPPING FIELDS-OF-VIEW IN AN URBAN ENVIRONMENT
Vehicle cameras camera calibration structure from motion bundle adjustment
2017/7/12
Vehicle environment cameras observing traffic participants in the area around a car and interior cameras observing the car driver are important data sources for driver intention recognition algorithms...
HIERARCHICAL STRUCTURE FROM MOTION COMBINING GLOBAL IMAGE ORIENTATION AND STRUCTURELESS BUNDLE ADJUSTMENT
Structure from Motion Global Image Orientation Structureless Bundle Adjustment Hierarchical Image Orientation
2017/7/13
Global image orientation techniques aim at estimating camera rotations and positions for a whole set of images simultaneously. One of the main arguments for these procedures is an improved robustness ...
ACCURACY ESTIMATION OF THE OPTICAL FLOWMETHODS IN THE IRIS STRUCTURE MOTION ANALYSIS VIA CONTROLLED DEFORMATIONS
Biometrics Iris Structure Computer Vision Image Analysis Optical Flow Horn-Schunck Method Lucas-Kanade Method Accuracy Estimation
2017/6/19
The iris structure motion is analyzed. Extension and compression of the iris structural elements are nonlinear with respect to the pupil radius change. To reveal this nonlinearity the Lucas-Kanade, Ho...
PIXEL-BY-PIXEL ESTIMATION OF SCENE MOTION IN VIDEO
video sequence image processing moving object detection tracking recurrent procedures reverse processing
2017/6/19
The paper considers the effectiveness of motion estimation in video using pixel-by-pixel recurrent algorithms. The algorithms use stochastic gradient decent to find inter-frame shifts of all pixels of...
COMPARISON OF COMMERCIAL STRUCTURE-FROM-MOTION PHOTOGRAMMETY SOFTWARE USED FOR UNDERWATER THREE-DIMENSIONAL MODELING OF CORAL REEF ENVIRONMENTS
Coral Reefs Coral Ecology Habitat Photogrammetry Structure-from-Motion Structural Complexity 3D topographic reconstruction 3D underwater modeling Agisoft Photoscan Pix4D
2017/4/5
Structural complexity in ecosystems creates an assortment of microhabitat types and has been shown to support greater diversity and abundance of associated organisms. The 3D structure of an environmen...
A NOVEL METHOD FOR ESTIMATION OF GLACIER SURFACE MOTION IN 1960s FROM ARGON KH-5 OPTICAL IMAGERY
ARGON Parallax Decomposition Ice Velocity Antarctica
2016/11/30
The Antarctic ice sheet response to the global climate change, specifically the ice flow speed change of the glaciers, has been investigated by many researchers. However, most research results cover t...
OPTICAL FLOW APPLIED TO TIME-LAPSE IMAGE SERIES TO ESTIMATE GLACIER MOTION IN THE SOUTHERN PATAGONIA ICE FIELD
optical flow time-lapse imagery motion detection glacier
2016/11/30
In this work, we assessed the feasibility of using optical flow to obtain the motion estimation of a glacier. In general, former investigations used to detect glacier changes involve solutions that re...
ROBUST PARALLEL MOTION ESTIMATION AND MAPPING WITH STEREO CAMERAS IN UNDERGROUND INFRASTRUCTURE
Stereo Visual Odometry 3D Reconstruction Parallel Structure Underground Infrastructure
2016/7/5
Presently, we developed a novel robust motion estimation method for localization and mapping in underground infrastructure using a pre-calibrated rigid stereo camera rig. Localization and mapping in u...
Model-Based Motion Estimation for Synthetic Animations
Synthetic Animations Model-Based Motion
2016/5/24
One approach to performing motion estimation on synthetic
animations is to treat them as video sequences
and use standard image-based motion estimation methods.
Alternatively, we can take advantage...
MotionMontage: A System to Annotate and Composite Motion Takes for 3D Animations
Active visual feedback Depth camera Animation Montage
2016/5/24
We present MotionMontage, a system for recording multiple
motion takes of a rigid virtual object and compositing
them together into a montage. Our system incorporates a
Kinect-based performance cap...
AUTOMATIC ORIENTATION AND MOSAICKING OF ARCHIVED AERIAL PHOTOGRAPHY USING STRUCTURE FROM MOTION
Archived aerial photos Structure from Motion Bundle adjustment Auto-calibration DSM Orthomosaics
2016/3/25
Aerial photography has been acquired regularly for topographic mapping since the decade of 1930. In Portugal there are several archives of aerial photos in national mapping institutes, as well as in l...
ANALYSIS OF GROUND MOTION PARAMETERS AND GROUND LIQUEFACTION PREDICTION USING GIS FOR KUNMING BASIN,CHINA
Geological Structure Earthquake Fractures Ground Motion Parameters Zonation Attenuation Model Ground Liquefaction GIS
2016/3/17
In this paper the geological structure and earthquake activity nearby Kunming Basin, Yunnan, China, have been studied. Different ground motion attenuation models used in Japan and in Yunnan, China,hav...