Results 71 to 80 of about 157,053 (206)

Joint Calibration of Panoramic Camera and Lidar Based on Supervised Learning [PDF]

open access: yesarXiv, 2017
In view of contemporary panoramic camera-laser scanner system, the traditional calibration method is not suitable for panoramic cameras whose imaging model is extremely nonlinear. The method based on statistical optimization has the disadvantage that the requirement of the number of laser scanner's channels is relatively high.
arxiv  

Spatial Transfiguration: Anamorphic Mixed-Reality in the Virtual Reality Panorama [PDF]

open access: yes, 2007
Spatial illusion and immersion was achieved in Renaissance painting through the manipulation of linear perspective’s pictorial conventions and painterly technique.
Brisbin, Christopher
core   +1 more source

Reflectance Intensity Assisted Automatic and Accurate Extrinsic Calibration of 3D LiDAR and Panoramic Camera Using a Printed Chessboard

open access: yes, 2017
This paper presents a novel method for fully automatic and convenient extrinsic calibration of a 3D LiDAR and a panoramic camera with a normally printed chessboard.
Kawaguchi, Nobuo   +2 more
core   +1 more source

Assessment of the Absorbed Dose Variations in the Thyroid Gland Exposed to Orthopantomography (OPG) while Swallowing: A Novel Approach to Radiation Protection [PDF]

open access: yesJournal of Biomedical Physics and Engineering
Background: The reliance on specialized diagnostic techniques is on the rise across various medical fields, including dentistry. While orthopantomogram (OPG), offers many advantages in terms of dental diagnosis, it also poses potential risks to sensitive
Hassan Vafapour, Zaker Salehi
doaj   +1 more source

Using Panoramic Videos for Multi-person Localization and Tracking in a 3D Panoramic Coordinate [PDF]

open access: yesarXiv, 2019
3D panoramic multi-person localization and tracking are prominent in many applications, however, conventional methods using LiDAR equipment could be economically expensive and also computationally inefficient due to the processing of point cloud data. In this work, we propose an effective and efficient approach at a low cost. First, we obtain panoramic
arxiv  

Towards Accurate Camera Geopositioning by Image Matching

open access: yes, 2019
In this work, we present a camera geopositioning system based on matching a query image against a database with panoramic images. For matching, our system uses memory vectors aggregated from global image descriptors based on convolutional features to ...
Babenko   +14 more
core   +1 more source

بررسی تکامل دندان‏ها و شیوع آنومالی های دندانی در بیماران بتا تالاسمی ماژور [PDF]

open access: yesJournal of Mashhad Dental School, 2010
مقدمه: مطالعات زیادی در زمینه تأثیر تالاسمی ماژور بر استخوان‏های ناحیه کرانیوفاشیال انجام شده است اما تأثیر این بیماری بر تکامل دندان‏ها کمتر مورد مطالعه قرار گرفته است.
لیلا خجسته پور   +3 more
doaj  

Cracks in the Glass: The Emergence of a New Image Typology from the Spatio-temporal Schisms of the 'Filmic' Virtual Reality Panorama [PDF]

open access: yes, 2007
Virtual Reality Panoramas have fascinated me for some time; their interactive nature affording a spectatorial engagement not evident within other forms of painting or digital imagery.
Brisbin, Christopher
core   +1 more source

Photographic technology development project: Timber typing in the Tahoe Basin using high altitude panoramic photography [PDF]

open access: yes
Procedures were developed and tested for using KA-80A optical bar camera panoramic photography for timber typing forest land and classifying nonforest land. The study area was the south half of the Lake Tahoe Basin Management Unit.
Ward, J. F.
core   +1 more source

Using computer vision in security applications [PDF]

open access: yes, 2002
In this paper we present projects developed in the Computer Vision Laboratory, which address the issue of safety. First, we present the Internet Video Server (IVS) monitoring system [5] that sends live video stream over the Internet and enables remote ...
Batagelj, Borut   +2 more
core  

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