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Boundaries and Geometries

Gary A. Glatzmaier

in Introduction to Modeling Convection in Planets and Stars: Magnetic Field, Density Stratification, Rotation

Published in print:
2013
Published Online:
October 2017
ISBN:
9780691141725
eISBN:
9781400848904
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691141725.003.0010
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter examines how boundary and geometry affect convection. It begins with a discussion of how one can implement “absorbing” top and bottom boundaries, which reduce the large-amplitude ... More


Automatic Creation of Virtual Artefacts from Video Sequences

Andrew W. Fitzgibbon, Geoff Cross, and Andrew Zisserman

in Images and Artefacts of the Ancient World

Published in print:
2005
Published Online:
January 2012
ISBN:
9780197262962
eISBN:
9780191734533
Item type:
chapter
Publisher:
British Academy
DOI:
10.5871/bacad/9780197262962.003.0007
Subject:
Archaeology, Methodology and Techniques

Digital representation of an artefact is necessary in order to measure, admire and analyse such ancient pieces. For the purpose of storing, recoding and transmitting information, digital photographs ... More


Three-Dimensional Laser Imaging in an Archaeological Context

Andrew M. Wallace

in Images and Artefacts of the Ancient World

Published in print:
2005
Published Online:
January 2012
ISBN:
9780197262962
eISBN:
9780191734533
Item type:
chapter
Publisher:
British Academy
DOI:
10.5871/bacad/9780197262962.003.0010
Subject:
Archaeology, Methodology and Techniques

This chapter discusses the strengths and weaknesses of techniques of 3D laser imaging based on time of flight and triangulation. Laser scanning by triangulation is a fully developed technology. ... More


Rotation

Gary A. Glatzmaier

in Introduction to Modeling Convection in Planets and Stars: Magnetic Field, Density Stratification, Rotation

Published in print:
2013
Published Online:
October 2017
ISBN:
9780691141725
eISBN:
9781400848904
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691141725.003.0013
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter examines the effects of rotation on convection and gravity waves. Flows in the atmospheres, oceans, and liquid cores of terrestrial planets are dominated by the Coriolis forces, as are ... More


3D electron crystallography

Xiaodong Zou, Sven Hovmöller, and Peter Oleynikov

in Electron Crystallography: Electron Microscopy and Electron Diffraction

Published in print:
2011
Published Online:
January 2012
ISBN:
9780199580200
eISBN:
9780191731211
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199580200.003.0011
Subject:
Physics, Crystallography

All structures are 3-dimensional, but each EM image is just a 2D projection of the 3D structure. Until recently, almost all work in the EM field has been 2D. 3D electron crystallography can be made ... More


Shape from Profiles

Roberto Cipolla and Kwan-Yee K. Wong

in Images and Artefacts of the Ancient World

Published in print:
2005
Published Online:
January 2012
ISBN:
9780197262962
eISBN:
9780191734533
Item type:
chapter
Publisher:
British Academy
DOI:
10.5871/bacad/9780197262962.003.0014
Subject:
Archaeology, Methodology and Techniques

This chapter discusses profiles or outlines which are dominant features of images. Profiles can be extracted easily and reliably from the images and can provide information on the shape and motion of ... More


Reconstruction of a 3D Mummy Portrait from Roman Egypt

Alf Linney, João Campos, and Ghassan Alusi

in Images and Artefacts of the Ancient World

Published in print:
2005
Published Online:
January 2012
ISBN:
9780197262962
eISBN:
9780191734533
Item type:
chapter
Publisher:
British Academy
DOI:
10.5871/bacad/9780197262962.003.0016
Subject:
Archaeology, Methodology and Techniques

This chapter focuses on the reconstruction of the portrait mummy of Hermione, which was excavated in 1911. Hermione lived during the reign of the Roman emperor Tiberius and belonged to the Greek ... More


Introduction

Michael Brady and Alan K. Bowman

in Images and Artefacts of the Ancient World

Published in print:
2005
Published Online:
January 2012
ISBN:
9780197262962
eISBN:
9780191734533
Item type:
chapter
Publisher:
British Academy
DOI:
10.5871/bacad/9780197262962.003.0001
Subject:
Archaeology, Methodology and Techniques

This book is a result of the joint research project on the image enhancement of ancient documents. It brings together researches and projects in such way techniques and results could be discussed in ... More


Shadow Stereo, Image Filtering, and Constraint Propagation

Michael Brady, Xiao-Bo Pan, Veit Schenk, Melissa Terras, Paul Robertson, and Nicholas Molton

in Images and Artefacts of the Ancient World

Published in print:
2005
Published Online:
January 2012
ISBN:
9780197262962
eISBN:
9780191734533
Item type:
chapter
Publisher:
British Academy
DOI:
10.5871/bacad/9780197262962.003.0003
Subject:
Archaeology, Methodology and Techniques

It is agreed that stilus tablets are very important documentary sources, however they are the most difficult to decipher. The difficulties in deciphering them is due to the rough surface of the ... More


At the Foot of Pompey’s Statue: Reconceiving Rome’s Theatrum Lapideum

Hugh Denard

in Images and Artefacts of the Ancient World

Published in print:
2005
Published Online:
January 2012
ISBN:
9780197262962
eISBN:
9780191734533
Item type:
chapter
Publisher:
British Academy
DOI:
10.5871/bacad/9780197262962.003.0008
Subject:
Archaeology, Methodology and Techniques

This chapter discusses the emergence of virtual reality (VR) technologies which have advanced the understanding of ancient structures. In 1998, through the funding of the British Academy and the ... More


The Statistical Relationship between Depth, Visual Cues, and Human Perception

Martin S. Banks, Johannes Burge, and Robert T. Held

in Sensory Cue Integration

Published in print:
2011
Published Online:
September 2012
ISBN:
9780195387247
eISBN:
9780199918379
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195387247.003.0011
Subject:
Psychology, Cognitive Neuroscience, Cognitive Psychology

This chapter uses the Bayesian framework to explore the information content of some underappreciated sources of depth information: the shape of the contour dividing two image regions and the pattern ... More


Decoding the Cortical Representation of Depth

Andrew E. Welchman

in Sensory Cue Integration

Published in print:
2011
Published Online:
September 2012
ISBN:
9780195387247
eISBN:
9780199918379
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195387247.003.0019
Subject:
Psychology, Cognitive Neuroscience, Cognitive Psychology

This chapter reviews advances in elucidating functional specialization for depth processing by the human brain while recognizing the complexity of the problem. It starts by discussing the conceptual ... More


Perceptual Completion in Infancy

Scott P. Johnson

in Neoconstructivism: The New Science of Cognitive Development

Published in print:
2009
Published Online:
February 2010
ISBN:
9780195331059
eISBN:
9780199864072
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195331059.003.0003
Subject:
Psychology, Cognitive Psychology, Developmental Psychology

This chapter describes a set of object perception skills that develop early in infancy, focusing on three ways in which observers fill in the gaps in perception imposed by occlusion: spatial ... More


INTRODUCTION

John Banhart

in Advanced Tomographic Methods in Materials Research and Engineering

Published in print:
2008
Published Online:
May 2008
ISBN:
9780199213245
eISBN:
9780191707582
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213245.003.0001
Subject:
Physics, Condensed Matter Physics / Materials

This introductory chapter begins with a brief discussion of the development of radiation imaging techniques, particularly medical X-ray tomography. It then explains the terms ‘tomography’ and ... More


VISUALIZATION, PROCESSING AND ANALYSIS OF TOMOGRAPHIC DATA

Joachim Ohser and Katja Schladitz

in Advanced Tomographic Methods in Materials Research and Engineering

Published in print:
2008
Published Online:
May 2008
ISBN:
9780199213245
eISBN:
9780191707582
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213245.003.0003
Subject:
Physics, Condensed Matter Physics / Materials

This chapter discusses methods for image segmentation and image processing particularly useful for 3D images of materials and structures, and analysis methods developed for extracting the spatial ... More


SYNCHROTRON X-RAY ABSORPTION TOMOGRAPHY

Astrid Haibel

in Advanced Tomographic Methods in Materials Research and Engineering

Published in print:
2008
Published Online:
May 2008
ISBN:
9780199213245
eISBN:
9780191707582
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199213245.003.0005
Subject:
Physics, Condensed Matter Physics / Materials

This chapter discusses the principles of synchrotron X-ray tomography. The technique exploits the different linear attenuation coefficients of the chemical elements present in a sample or, ... More


Prologue: The Epochs of 3-D

Ray Zone

in 3-D Revolution: The History of Modern Stereoscopic Cinema

Published in print:
2012
Published Online:
January 2013
ISBN:
9780813136110
eISBN:
9780813141183
Item type:
chapter
Publisher:
University Press of Kentucky
DOI:
10.5810/kentucky/9780813136110.003.0001
Subject:
Film, Television and Radio, Film

The introductory Prologue defines four separate eras for the evolution of stereoscopic cinema. A prior volume examined the Novelty Period for 3D films. The present volume considers the three ... More


Electron Crystallography: Electron Microscopy and Electron Diffraction

Xiaodong Zou, Sven Hovmöller, and Peter Oleynikov

Published in print:
2011
Published Online:
January 2012
ISBN:
9780199580200
eISBN:
9780191731211
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199580200.001.0001
Subject:
Physics, Crystallography

This is the first textbook describing crystal structure determination (especially inorganic) from high-resolution transmission electron microscopy (HRTEM) and electron diffraction (ED). The ... More


Envoi

Shawn Malley

in Excavating the Future: Archaeology and Geopolitics in Contemporary North American Science Fiction Film and Television

Published in print:
2018
Published Online:
May 2019
ISBN:
9781786941190
eISBN:
9781789629088
Item type:
chapter
Publisher:
Liverpool University Press
DOI:
10.3828/liverpool/9781786941190.003.0010
Subject:
Film, Television and Radio, Film

Excavating the Future concludes with a discussion of two real-world archaeological events: ISIS’s destruction of artefacts at Palmyra and Nimrud and the reaction by heritage preservation ... More


Electron diffraction (ED)

Xiaodong Zou, Sven Hovmöller, and Peter Oleynikov

in Electron Crystallography: Electron Microscopy and Electron Diffraction

Published in print:
2011
Published Online:
January 2012
ISBN:
9780199580200
eISBN:
9780191731211
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199580200.003.0005
Subject:
Physics, Crystallography

Electron diffraction comes from the combined scattering from many atoms arranged in a crystal. Bragg’s law and the Ewald sphere explain where the diffraction spots will fall on a detector and when ... More


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