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Keywords: pixel
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Proceedings Papers
Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-041
... cameras to triangulate the depth for millions of points (pixels). The recent development in deep learning methods for computer vision applications, especially the use of deep convolutional neural networks (CNN) for image recognition (Simonyan 2014), has enabled an acceleration in the development of depth...
Proceedings Papers
Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-503
... and Simple (FAS) detection algorithm based on digital image correlation methods, which was used to measure in-plane deformation of planar objects. This algorithm uses fine-grained search at the whole pixel level and surface fitting at the sub-pixel level. To verify the feasibility of the algorithm...
Proceedings Papers
Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-628
... processing, making stereographic wave measurements a viable technique today. Recent publications in the field show a progression of the state of art towards practical useable systems. MacHutchon and Liu (2007) demonstrated a system with three cameras. The camera resolution is 640x480 pixels. A so-called...
Proceedings Papers
Kiyotaka Tanaka, Shojiro Ishibashi, Kenkichi Tanioka, Hidehiko Nakajoh, Makoto Sugesawa, Seiji Mitsuhashi, Daiki Furusawa, Manabu Hirose
Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-425
... and reports on the realism of the images displayed on the monitor. The presence feeling when looking at the monitor reports that the effect does not change greatly when the viewing angle in the horizontal direction exceeds 110 degrees. The resolution of the U8K-SHV camera is set to the number of pixels...
Proceedings Papers
Paper presented at the The 28th International Ocean and Polar Engineering Conference, June 10–15, 2018
Paper Number: ISOPE-I-18-591
... of ambiguities due to illumination, irregularities of broken ices, and fuzzy environment. ice thickness region image processing technique saturation thickness spatial filter upper surface sea ice lower boundary convolution roi pixel icebreaker artificial intelligence assumption ice...
Proceedings Papers
Paper presented at the The Twenty-fourth International Ocean and Polar Engineering Conference, June 15–20, 2014
Paper Number: ISOPE-I-14-117
... procedure estimation resolution metals & mining pixel nodule relative systematic error heterogeneity systematic error seafloor photograph extraction digital image major axis photograph polymetallic nodule artificial intelligence automatic extraction image processing consideration...
Proceedings Papers
Paper presented at the The Twenty-third International Offshore and Polar Engineering Conference, June 30–July 5, 2013
Paper Number: ISOPE-I-13-104
... newfoundland radar ccg henry larsen ice age classification histogram return signal radar data intensity level radar image antenna pixel gmt cross-polarization measurement x-band radar Ice Age Classification Using Cross-Polarization Measurement with X-Band Radar Armin Parsa R&D Department...
Proceedings Papers
Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-258
... threshold to one-dimensional by using new area partition method to overcome the disadvantage of high computational complexity, and it performed as good as the two-dimensional threshold algorithm. Let the pixel of a given picture be represented in L gray levels [1,2 ]L , ( , )ijf x y denotes the pixel value...
Proceedings Papers
Paper presented at the The Twenty-second International Offshore and Polar Engineering Conference, June 17–22, 2012
Paper Number: ISOPE-I-12-061
... followed by using the 2D inverse cosine filter yields a spectral- spatial sharpened hyperspectral data cube are described. The fused synthetic imagery has the high spatial resolution of the multispectral imagery with pixel sizes of ~3-10 cm. The inherent value of the final optimized product lies...
Proceedings Papers
Paper presented at the The Nineteenth International Offshore and Polar Engineering Conference, July 21–26, 2009
Paper Number: ISOPE-I-09-169
... = 0.316). The measurement system for RLD consists of a screen, a projector (Plus U2 X2000) and 640 x 480 pixels of 3CCD video camera Panasonic DVX-100A . Projector Screen (a) Projector and screen Screen Reflected image (b) Screen and Reflected image 42 cm 33 cm A.P. Screen Camera (c) Screen and camera Fig...
Proceedings Papers
Nivedita Das, Patrick Giordano, Daniel Barrot, Shreekanth Mandayam, Beena Sukumaran, Alaa K. Ashmawy
Paper presented at the The Eighteenth International Offshore and Polar Engineering Conference, July 6–11, 2008
Paper Number: ISOPE-I-08-134
... objectives of the paper can be broken down into three major aspects. particle characterization spherical particle discrete element modeling vertical displacement sand grain modeling particle shape shear stress descriptor projection dimension displacement pixel upstream oil & gas...
Proceedings Papers
Paper presented at the The Seventeenth International Offshore and Polar Engineering Conference, July 1–6, 2007
Paper Number: ISOPE-I-07-490
... surface, because the matching analyse was carried out manually (Hattori and Sato, 1979). water management world coordinate brightness distribution camera parameter spatial distribution calibration target pixel camera coordinate camera image water surface matching point experiment wave...
Proceedings Papers
Paper presented at the The Seventeenth International Offshore and Polar Engineering Conference, July 1–6, 2007
Paper Number: ISOPE-I-07-407
... information, and executing or revising a course of manipulating action without continuous human intervention. artificial intelligence experimental study implementation autonomous manipulation controller sequence manipulation system intervention pixel operation algorithm manipulator...
Proceedings Papers
Paper presented at the The Fourteenth International Offshore and Polar Engineering Conference, May 23–28, 2004
Paper Number: ISOPE-I-04-156
... the accurate placement of several acoustic transponders on the seabed and one on the vehicle itself. displacement sequence waterfall image sensor tank bottom altitude accuracy trajectory auv imaging capability stripe vehicle correlation process pixel experiment upstream oil & gas...
Proceedings Papers
Paper presented at the The Twelfth International Offshore and Polar Engineering Conference, May 26–31, 2002
Paper Number: ISOPE-I-02-434
... to detect the seam position in order to increase the recognition correction rate and system robustness during seam tracking of underwater flux-cored arc welding (FCAW). underwater flux-cored arc welding grayscale distribution artificial neural network pixel bp neural network horizontal...
Proceedings Papers
Paper presented at the The Eleventh International Offshore and Polar Engineering Conference, June 17–22, 2001
Paper Number: ISOPE-I-01-311
... stereo camera practical use configuration accuracy pixel breakwater image data multibeam echo sounder harbor facility Proceedings of the Eleventh (2001) btternational Offshore and Polar Engineering Conference Stavanger, Norway, June 17-22, 2001 Copyright © 2001 by The International Society...
Proceedings Papers
Paper presented at the The Tenth International Offshore and Polar Engineering Conference, May 28–June 2, 2000
Paper Number: ISOPE-I-00-104
... a description of the various components in the Video-Laser-GPS System. The second and third sections describe the analysis performed on video imagery collected from the southern Gulf of St. Lawrence, Canada in March 1998 and March 1999. pixel sensor resolution air transportation image brightness...
Proceedings Papers
Paper presented at the The Ninth International Offshore and Polar Engineering Conference, May 30–June 4, 1999
Paper Number: ISOPE-I-99-370
... penetration weld. application penetration control welding control penetration molten pool welding current brightness distribution brightness dimension machine learning ccd camera pixel control system schematic illustration neural network arc welding arc light penetration welding...
Proceedings Papers
Paper presented at the The Eighth International Offshore and Polar Engineering Conference, May 24–29, 1998
Paper Number: ISOPE-I-98-201
... scale. In this study, results from in-situ measurements of ice physical properties are used with coincident SAR images to evaluate the utility of the images in retrieving ice parameters. The parameters are grouped into the following scale-based categories: sub-pixel, intermediate, and mesoscale. The sub...
Proceedings Papers
Paper presented at the The Eighth International Offshore and Polar Engineering Conference, May 24–29, 1998
Paper Number: ISOPE-I-98-198
... slick satellite imagery original image pixel wavelet transform chemical spill gaussian-based wavelet analysis sar image length scale radarsat space agency two-dimensional gaussian-based wavelet analysis satellite remote oil slick delineated coastal oil spill Proceedings of the Eighth...
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