%A Douglas S. Kay
%A Donald P. Greenberg
%T Transparency for Computer Synthesized Images
%J Computer Graphics (SIGGRAPH '79 Proceedings)
%V 13
%N 2
%D Aug. 1979
%P 158-64
%Z 2.5-D ray tracing: refraction by warping background image

%A Steven M. Rubin
%A Turner Whitted
%T A 3-Dimensional Representation for Fast Rendering of Complex Scenes
%J Computer Graphics (SIGGRAPH '80 Proceedings)
%V 14
%N 3
%D July 1980
%P 110-6
%Z hierarchical bounding boxes, used to speed up ray tracing & other algs
%K hierarchical bounding volumes

%A Michael Potmesil
%A Indranil Chakravarty
%T A Lens and Aperture Camera Model for Synthetic Image Generation
%J Computer Graphics (SIGGRAPH '81 Proceedings)
%V 15
%N 3
%D Aug. 1981
%P 297-305
%K depth of field

%A Scott D. Roth
%T Ray Casting for Modeling Solids
%J Computer Graphics and Image Processing
%V 18
%N 2
%D Feb. 1982
%P 109-44
%Z the other classic ray tracing paper
%K CSG
%O also in SIGGRAPH '87, '88, '89 Introduction to Ray Tracing course notes

%A James F. Blinn
%T A Generalization of Algebraic Surface Drawing
%J ACM Trans. on Graphics
%V 1
%N 3
%D July 1982
%P 235-56
%Z ray tracing "blobby" models: finding roots of sums of gaussians
%K blob intersection, root finding

%A James T. Kajiya
%T Ray Tracing Parametric Patches
%J Computer Graphics (SIGGRAPH '82 Proceedings)
%V 16
%N 3
%D July 1982
%P 245-54
%Z ray tracing bivariate polynomial patches
%K parametric patch, object intersection

%A Pat Hanrahan
%T Ray Tracing Algebraic Surfaces
%J Computer Graphics (SIGGRAPH '83 Proceedings)
%V 17
%N 3
%D July 1983
%P 83-90
%Z numerical techniques for finding roots of polynomials
%K root finding, algebraic surface, object intersection

%A James T. Kajiya
%T New Techniques for Ray Tracing Procedurally Defined Objects
%J ACM Trans. on Graphics
%V 2
%N 3
%D July 1983
%P 161-81
%K fractal, prism, surfaces of revolution, object intersection
%O also appeared in SIGGRAPH '83 Proceedings, and in Tutorial: Computer
Graphics: Image Synthesis, Computer Society Press, Washington, 1988,
pp. 168-188

%A Michael Potmesil
%A Indranil Chakravarty
%T Modeling Motion Blur in Computer-Generated Images
%J Computer Graphics (SIGGRAPH '83 Proceedings)
%V 17
%N 3
%D July 1983
%P 389-99
%K motion blur

%A John Amanatides
%T Ray Tracing with Cones
%J Computer Graphics (SIGGRAPH '84 Proceedings)
%V 18
%N 3
%D July 1984
%P 129-135
%Z ray tracing spheres and polygons with circular conical rays
%K cone tracing, antialiasing
%O summary in Graphics Interface '84, p. 97-8

%A Robert L. Cook
%A Thomas Porter
%A Loren Carpenter
%T Distributed Ray Tracing
%J Computer Graphics (SIGGRAPH '84 Proceedings)
%V 18
%N 3
%D July 1984
%P 137-45
%Z Monte Carlo distribution of rays to get
%K monte carlo, stochastic, penumbrae, depth of field, motion blur, antialiasing
%O also in Tutorial: Computer Graphics: Image Synthesis,
Computer Society Press, Washington, 1988, pp. 139-147

%A Paul S. Heckbert
%A Pat Hanrahan
%T Beam Tracing Polygonal Objects
%J Computer Graphics (SIGGRAPH '84 Proceedings)
%V 18
%N 3
%D July 1984
%P 119-27
%Z Weiler-Atherton algorithm applied to ray tracing
%K beam tracing

%A James T. Kajiya
%A Brian P. Von Herzen
%T Ray Tracing Volume Densities
%J Computer Graphics (SIGGRAPH '84 Proceedings)
%V 18
%N 3
%D July 1984
%P 165-74
%K atmospherics

%A Thomas W. Sederberg
%A David C. Anderson
%T Ray Tracing of Steiner Patches
%J Computer Graphics (SIGGRAPH '84 Proceedings)
%V 18
%N 3
%D July 1984
%P 159-64
%Z implicitization of Steiner patch, solution of resulting quartic
%K patch, root finding

%A Jarke J. van Wijk
%T Ray Tracing Objects Defined by Sweeping Planar Cubic Splines
%J ACM Trans. on Graphics
%V 3
%N 3
%D July 1984
%P 223-37
%K prisms, cones, surfaces of revolution, object intersection, spline

%A Jarke J. van Wijk
%T Ray Tracing Objects Defined by Sweeping A Sphere
%B Eurographics '84
%I Elsevier Science Publishers
%C Amsterdam, North-Holland
%D Sept. 1984
%P 73-82
%K object intersection
%O reprinted in Computers and Graphics, Vol 9. No 3, 1985, pp. 283-290

%A Andrew S. Glassner
%T Space Subdivision for Fast Ray Tracing
%J IEEE Computer Graphics and Applications
%V 4
%N 10
%D Oct. 1984
%P 15-22
%Z use of octrees to speed intersection testing
%K octree
%O also in Tutorial: Computer Graphics: Image Synthesis,
Computer Society Press, Washington, 1988, pp. 160-167

%A Mark E. Lee
%A Richard A. Redner
%A Samuel P. Uselton
%T Statistically Optimized Sampling for Distributed Ray Tracing
%J Computer Graphics (SIGGRAPH '85 Proceedings)
%V 19
%N 3
%D July 1985
%P 61-7
%K stochastic sampling

%A Daniel L. Toth
%T On Ray Tracing Parametric Surfaces
%J Computer Graphics (SIGGRAPH '85 Proceedings)
%V 19
%N 3
%D July 1985
%P 171-9
%K object intersection, parametric surface

%A Mark A. Z. Dippe
%A Erling Henry Wold
%T Antialiasing Through Stochastic Sampling
%J Computer Graphics (SIGGRAPH '85 Proceedings)
%V 19
%N 3
%D July 1985
%P 69-78
%K monte carlo, stochastic

%A Willem F. Bronsvoort
%A Fopke Klok
%T Ray Tracing Generalized Cylinders
%J ACM Transactions on Graphics
%V 4
%N 4
%D Oct. 1985
%P 291-303
%O note corrigendum in ACM TOG July 1987 issue, v.6, no.3, p. 238-239
%K object intersection

%A Robert L. Cook
%T Stochastic Sampling in Computer Graphics
%J ACM Transactions on Graphics
%V 5
%N 1
%D Jan. 1986
%P 51-72
%K monte carlo, stochastic, penumbrae, depth of field, motion blur, antialiasing
%O also in Tutorial: Computer Graphics: Image Synthesis,
Computer Society Press, Washington, 1988, pp. 283-304.  Comments on article
in ACM TOG, v. 9, n. 2, p 233-243.

%A Spencer Thomas
%T Dispersive Refraction in Ray Tracing
%J The Visual Computer
%V 2
%N 1
%D Jan. 1986
%P 3-8
%Z prismatic effects

%A Michael Sweeney
%A Richard H. Bartels
%T Ray Tracing Free-Form B-Spline Surfaces
%J IEEE Computer Graphics and Applications
%V 6
%N 2
%P 41
%D Feb. 1986
%K object intersection, spline

%A John G. Cleary
%A Brian M. Wyvill
%A Graham M. Birtwistle
%A Reddy Vatti
%T Multiprocessor Ray Tracing
%J Computer Graphics Forum
%V 5
%N 1
%D March 1986
%P 3-12
%K hardware, parallelism

%A Masa Inakage
%T Caustics and Specular Reflection Models for Spherical Objects and Lenses
%J The Visual Computer
%V 2
%N 6
%D March 1986
%P 379-83
%Z cheap caustics by using approximations of reflectance/refraction for
spheres and lenses
%K caustics

%A Akira Fujimoto
%A Takayuki Tanaka
%A Kansei Iwata
%T ARTS: Accelerated Ray-Tracing System
%J IEEE Computer Graphics and Applications
%V 6
%N 4
%D Apr. 1986
%P 16-26
%K octree, grid subdivision
%O also in Tutorial: Computer Graphics: Image Synthesis,
Computer Society Press, Washington, 1988, pp. 148-158.

%A Geoff Wyvill
%A Tosiyasu L. Kunii
%A Yasuto Shirai
%T Space Division for Ray Tracing in CSG
%J IEEE Computer Graphics and Applications
%V 6
%N 4
%D Apr. 1986
%P 28-34
%K CSG

%A Alan H. Barr
%T Ray Tracing Deformed Surfaces
%J Computer Graphics (SIGGRAPH '86 Proceedings)
%V 20
%N 4
%D Aug. 1986
%P 287-96
%K object intersection

%A Timothy L. Kay
%A James T. Kajiya
%T Ray Tracing Complex Scenes
%J Computer Graphics (SIGGRAPH '86 Proceedings)
%V 20
%N 4
%D Aug. 1986
%P 269-78
%Z fastest box intersector yet
%K hierarchical bounding volumes, object intersection

%A James T. Kajiya
%T The Rendering Equation
%J Computer Graphics (SIGGRAPH '86 Proceedings)
%V 20
%N 4
%D Aug. 1986
%P 143-50
%K shading, monte carlo, radiosity, caustics

%A Kenneth I. Joy
%A Murthy N. Bhetanabhotla
%T Ray Tracing Parametric Surface Patches Utilizing Numerical Techniques
and Ray Coherence
%J Computer Graphics (SIGGRAPH '86 Proceedings)
%V 20
%N 4
%D Aug. 1986
%P 279-85
%K parametric patch, object intersection
%O also in Tutorial: Computer Graphics: Image Synthesis,

%A Werner Purgathofer
%T A Statistical Method for Adaptive Stochastic Sampling
%B Eurographics '86
%I Elsevier Science Publishers
%C Amsterdam, North-Holland
%D Aug. 1986
%P 145-52
%K stochastic sampling

%A Michael Gervautz
%T Three Improvements of the Ray Tracing Algorithm For CSG Trees
%J Computers and Graphics
%V 10
%N 4
%D 1986
%P 333-9
%K CSG

%A Eric A. Haines
%A Donald P. Greenberg
%T The Light Buffer: A Ray Tracer Shadow Testing Accelerator
%J IEEE Computer Graphics and Applications
%V 6
%N 9
%D Sept. 1986
%P 6-16
%Z classification of objects from light's viewpoint, and shadow caching
%K efficiency, shadows

%A John Amanatides
%T Realism in Computer Graphics: A Survey
%J IEEE Computer Graphics and Applications
%V 7
%N 1
%D Jan. 1987
%P 44-56

%A Jeffrey Goldsmith
%A John Salmon
%T Automatic Creation of Object Hierarchies for Ray Tracing
%I IEEE Computer Graphics and Applications
%V 7
%N 5
%D May 1987
%P 14-20
%Z see Scherson & Caspary article for related work
%K hierarchical bounding volumes

%A John Amanatides
%A Andrew Woo
%T A Fast Voxel Traversal Algorithm for Ray Tracing
%B Eurographics '87
%I Elsevier Science Publishers
%C Amsterdam, North-Holland
%D Aug. 1987
%P 3-10
%K grid subdivision

%A Bruno Arnaldi
%A Thierry Priol
%A Kadi Bouatouch
%T A New Space Subdivision Method for Ray Tracing CSG Modelled Scenes
%J The Visual Computer
%V 3
%N 2
%D Aug. 1987
%P 98-108
%K CSG

%A William Reeves
%A David Salesin
%A Rob Cook
%T Rendering Antialiased Shadows with Depth Maps
%J Computer Graphics (SIGGRAPH '87 Proceedings)
%V 21
%N 4
%D July 1987
%P 283-291

%A John R. Wallace
%A Michael F. Cohen
%A Donald P. Greenberg
%T A Two-Pass Solution to the Rendering Equation: A Synthesis of Ray Tracing
and Radiosity Methods
%J Computer Graphics (SIGGRAPH '87 Proceedings)
%V 21
%N 4
%D July 1987
%P 311-20
%K radiosity, stochastic sampling, z-buffer

%A James Arvo
%A David Kirk
%T Fast Ray Tracing by Ray Classification
%J Computer Graphics (SIGGRAPH '87 Proceedings)
%V 21
%N 4
%D July 1987
%P 55-64
%Z five dimensional space subdivision
%K octree
%O also in Tutorial: Computer Graphics: Image Synthesis,
Computer Society Press, Washington, 1988, pp. 196-205

%A Don P. Mitchell
%T Generating Antialiased Images at Low Sampling Densities
%J Computer Graphics (SIGGRAPH '87 Proceedings)
%V 21
%N 4
%D July 1987
%P 65-72
%K antialiasing

%A Subdeb Chattopadhyay
%A Akira Fujimoto
%T Bi-directional Ray Tracing
%E Tosiyasu Kunii
%B Computer Graphics 1987 (Proceedings of CG International '87)
%I Springer-Verlag
%C Tokyo
%D 1987
%P 335-43
%K shading, radiosity

%A Yong C. Chen
%T Lens Effect on Synthetic Image Generation Based on Light Particle Theory
%J The Visual Computer
%V 3
%N 3
%D Oct. 1987
%P 125-36
%K depth of field

%A C.T. Silva
%A J. Mitchell
%T The Lazy Sweep Ray Casting Algorithm for Rendering Irregular Grids
%J IEEE Transactions on Visualization and Computer Graphics
%V 3
%N 2
%D 1997
%Z also in SIGGRAPH 98 "Advances in Volume Visualization" course #24 notes

%A Andrew S. Glassner
%T Spacetime Ray Tracing for Animation
%J IEEE Computer Graphics and Applications
%V 8
%N 2
%D March 1988
%P 60-70
%K animation, temporal coherence

%A Marc Levoy
%T Display of Surfaces from Volume Data
%J IEEE Computer Graphics and Applications
%N 3
%D May 1988
%P 29-37
%K volume rendering

%A Gregory J. Ward
%A Francis M. Rubinstein
%A Robert D. Clear
%T A Ray Tracing Solution for Diffuse Interreflection
%J Computer Graphics (SIGGRAPH '88 Proceedings)
%V 22
%N 4
%D Aug. 1988
%P 85-92
%K radiosity

%A Paolo Sabella
%T A Rendering Algorithm for Visualizing 3D Scalar Fields
%J Computer Graphics (SIGGRAPH '88 Proceedings)
%V 22
%N 4
%P 51-8
%O also in Volume Visualization, IEEE Computer Society Press Tutorial, 1991,
p. 160-167
%K volume rendering

%A Hanan Samet
%T Implementing Ray Tracing with Octrees and Neighbor Finding
%J Computers and Graphics
%V 13
%N 4
%D 1989
%P 445-60
%Z includes code
%K octree

%A Carlo H. Sequin
%A Eliot K. Smyrl
%T Parameterized Ray Tracing
%J Computer Graphics (SIGGRAPH '89 Proceedings)
%V 23
%N 3
%D July 1989
%P 307-14
%Z store ray tree data to allow quick material changes

%A John R. Wallace
%A Kells A. Elmquist
%A Eric A. Haines
%T A Ray Tracing Algorithm for Progressive Radiosity
%J Computer Graphics (SIGGRAPH '89 Proceedings)
%V 23
%N 3
%D July 1989
%P 315-24
%Z calculating form-factors via ray tracing to avoid hemicube problems
%K radiosity

%A Chris Buckalew
%A Donald Fussell
%T Illumination Networks: Fast Realistic Rendering with General Reflectance
Functions
%J Computer Graphics (SIGGRAPH '89 Proceedings)
%V 23
%N 3
%D July 1989
%P 89-98
%K shading

%A John C. Hart
%A Daniel J. Sandin
%A Louis H. Kauffman
%T Ray Tracing Deterministic 3-D Fractals
%J Computer Graphics (SIGGRAPH '89 Proceedings)
%V 23
%N 3
%D July 1989
%P 289-96
%K fractal

%A Peter Burger
%A Duncan Gillies
%T Rapid Ray Tracing of General Surfaces of Revolution
%E Ray A. Earnshaw
%E Brian Wyvill
%B New Advances in Computer Graphics (Proceedings of CG International '89)
%I Springer-Verlag
%C New York
%D 1989
%P 523-32
%K object intersection

%A P. Getto
%T Fast Ray Tracing of Unevaluated Constructive Solid Geometry Models
%E Ray A. Earnshaw
%E Brian Wyvill
%B New Advances in Computer Graphics (Proceedings of CG International '89)
%I Springer-Verlag
%C New York
%D 1989
%P 563-78
%K CSG

%A F. Kenton Musgrave
%T Prisms and Rainbows: a Dispersion Model for Computer Graphics
%J Proceedings of Graphics Interface '89
%I Canadian Information Processing Society
%C Toronto, Ontario
%D June 1989
%P 227-34
%K shading
%O available on the net

%A David Jevans
%A Brian Wyvill
%T Adaptive Voxel Subdivision for Ray Tracing
%J Proceedings of Graphics Interface '89
%I Canadian Information Processing Society
%C Toronto, Ontario
%D June 1989
%P 164-72
%Z nested grid subdivision structures
%K grid subdivision, hierarchical subdivision

%A Ken Perlin
%A Eric M. Hoffert
%T Hypertexture
%J Computer Graphics (SIGGRAPH '89 Proceedings)
%V 23
%N 3
%D July 1989
%P 253-62
%Z volume-related texturing via a "ray marching" algorithm
%K texture mapping

%A James T. Kajiya
%A Timothy L. Kay
%T Rendering Fur with Three Dimensional Textures
%J Computer Graphics (SIGGRAPH '89 Proceedings)
%V 23
%N 3
%D July 1989
%P 271-80
%K texel rendering, shading
%Z teddy bear

%A Devendra Kalra
%A Alan H. Barr
%T Guaranteed Ray Intersections with Implicit Surfaces
%J Computer Graphics (SIGGRAPH '89 Proceedings)
%V 23
%N 3
%D July 1989
%P 297-306
%Z automatic interval finding
%K root finding, implicit surface, object intersection

%A Michael Potmesil
%A Eric M. Hoffert
%T The Pixel Machine: A Parallel Image Computer
%J Computer Graphics (SIGGRAPH '89 Proceedings)
%V 23
%N 3
%D July 1989
%P 69-78
%Z architecture of a machine which can ray trace quickly
%K parallelism, hardware

%A James Painter
%A Kenneth Sloan
%T Antialiased Ray Tracing by Adaptive Progressive Refinement
%J Computer Graphics (SIGGRAPH '89 Proceedings)
%V 23
%N 3
%D July 1989
%P 281-8
%Z adaptive stochastic sampling
%K antialiasing, progressive refinement

%A Francois Sillion
%A Claude Puech
%T A General Two-Pass Method Integrating Specular and Diffuse Reflection
%J Computer Graphics (SIGGRAPH '89 Proceedings)
%V 23
%N 3
%D July 1989
%P 335-44
%K radiosity

%A Christine Giger
%T Ray Tracing Polynomial Tensor Product Surfaces
%J Eurographics '89
%I Elsevier Science Publishers
%C Amsterdam, North-Holland
%D Sept. 1989
%P 125-36, 544
%K object intersection

%A E. Webber
%T Ray Tracing Voxel Data via Biquadratic Local Surface Interpolation
%J The Visual Computer
%V 6
%N 1
%D Feb. 1990
%P 8-15
%K volume rendering

%A Geoff Wyvill
%A Andrew Trotman
%T Ray-Tracing Soft Objects
%E T.S. Chua
%E Tosiyasu L. Kunii
%B Computer Graphics Around the World (Proceedings of CG International '90)
%I Springer-Verlag
%C Tokyo
%D 1990
%P 467-76
%K object intersection

%A Marc Levoy
%T A Hybrid Ray Tracer for Rendering Polygon and Volume Data
%J IEEE Computer Graphics and Applications
%V 10
%N 2
%D March 1990
%P 33-40
%K volume rendering

%A Andrew Woo
%A John Amanatides
%T Voxel Occlusion Testing: A Shadow Determination Accelerator for Ray Tracing
%J Proceedings of Graphics Interface '90
%I Canadian Information Processing Society
%C Toronto, Ontario
%D May 1990
%P 213-20
%K grid subdivision

%A John Chapman
%A Thomas W. Calvert
%A John Dill
%T Exploiting Temporal Coherence in Ray Tracing
%J Proceedings of Graphics Interface '90
%I Canadian Information Processing Society
%C Toronto, Ontario
%D May 1990
%P 196-204

%A Don P. Mitchell
%T Robust Ray Intersection with Interval Arithmetic
%J Proceedings of Graphics Interface '90
%I Canadian Information Processing Society
%C Toronto, Ontario
%D May 1990
%P 68-74
%Z root isolation, object intersection, interval arithmetic

%A Daniel Lischinski
%A Jakob Gonczarowski
%T Improved Techniques for Ray Tracing Parametric Surfaces
%J The Visual Computer
%V 6
%N 3
%D June 1990
%P 134-52
%Z good overview of past work, and new technique
%K object intersection, spline

%A Mark J. Charney
%A Isaac D. Scherson
%T Efficient Traversal of Well-Behaved Hierarchical Trees of Extents for
Ray-Tracing Complex Scenes
%J The Visual Computer
%V 6
%N 3
%D June 1990
%P 167-78
%K hierarchical space subdivision

%A J. David MacDonald
%A Kellogg S. Booth
%T Heuristics for Ray Tracing Using Space Subdivision
%J The Visual Computer
%V 6
%N 3
%D June 1990
%P 153-66
%K octree

%A Marc Levoy
%T Efficient Ray Tracing of Volume Data
%J ACM Transactions on Graphics
%V 9
%N 3
%D July 1990
%P 245-61
%K volume rendering

%A James Arvo
%A David Kirk
%T Particle Transport and Image Synthesis
%J Computer Graphics (SIGGRAPH '90 Proceedings)
%V 24
%N 4
%D Aug. 1990
%P 63-6
%K Boltzmann equation, Monte Carlo, particle transport, ray tracing, rendering
equation

%A Mark Watt
%T Light-Water Interaction using Backward Beam Tracing
%J Computer Graphics (SIGGRAPH '90 Proceedings)
%V 24
%N 4
%D Aug. 1990
%P 377-85
%K light tracing, caustics

%A Tomoyuki Nishita
%A Thomas W. Sederberg
%A Masanori Kakimoto
%T Ray Tracing Trimmed Rational Surface Patches
%J Computer Graphics (SIGGRAPH '90 Proceedings)
%V 24
%N 4
%D Aug. 1990
%P 337-45
%K object intersection

%A Michael P. Garrity
%T Raytracing Irregular Volume Data
%J Computer Graphics (San Diego Workshop on Volume Visualization)
%V 24
%N 5
%D Nov. 1990
%P 35-40, 110
%K volume rendering

%A Nelson Max
%A Pat Hanrahan
%A Roger Crawfis
%T Area and Volume Coherence for Efficient Visualization of 3D Scalar Functions
%J Computer Graphics (San Diego Workshop on Volume Visualization)
%V 24
%N 5
%D Nov. 1990
%P 27-33
%K volume rendering
%K animation, temporal coherence

%A Peter Shirley
%A Allan Tuchman
%T A Polygonal Approximation to Direct Scalar Volume Rendering
%J Computer Graphics (San Diego Workshop on Volume Visualization)
%V 24
%N 5
%D Nov. 1990
%P 63-70
%K volume rendering

%A Jane Wilhelms
%A Judy Challinger
%A Naim Alper
%A Shankar Ramamoorthy
%A Arsi Vaziri
%T Direct Volume Rendering of Curvilinear Volumes
%J Computer Graphics (San Diego Workshop on Volume Visualization)
%V 24
%N 5
%D Nov. 1990
%P 41-7
%K volume rendering

%A Kevin L. Novins
%A Francois X. Sillion
%A Donald P. Greenberg
%T An Efficient Method for Volume Rendering using Perspective Projection
%J Computer Graphics (San Diego Workshop on Volume Visualization)
%V 24
%N 5
%D Nov. 1990
%P 95-102
%K volume rendering

%A Lawrence B. Wolff
%A David J. Kurlander
%T Ray Tracing with Polarization Parameters
%J IEEE Computer Graphics and Applications
%V 10
%N 6
%D Nov. 1990
%P 44-55
%K shading

%A Andrew Woo
%A Pierre Poulin
%A Alain Fournier
%T A Survey of Shadow Algorithms
%J IEEE Computer Graphics and Applications
%V 10
%N 6
%D Nov. 1990
%P 13-32
%K efficiency, penumbrae

%A Frederik W. Jansen
%T Depth-Order Point Classification Techniques for CSG Display Algorithms
%J ACM Transactions on Graphics
%V 10
%N 1
%D Jan. 1991
%P 40-70
%K CSG, efficiency

%A Veysi Isler
%A Bulent Ozguc
%T Fast Ray Tracing 3D Models
%J Computers and Graphics
%V 15
%N 2
%P 205-16
%D 1991
%Z includes survey of efficiency schemes
%K parallelism

%A Masa Inakage
%T Volume Tracing of Atmospheric Environments
%J The Visual Computer
%V 7
%N 2/3
%D May 1991
%P 104-113
%K atmospherics

%A K.R. Subramanian
%A Donald S. Fussell
%T Automatic Termination Criteria for Ray Tracing Hierarchies
%J Proceedings of Graphics Interface '91
%I Canadian Information Processing Society
%C Toronto, Ontario
%D June 1991
%P 93-100
%K octree

%A John Chapman
%A Thomas W. Calvert
%A John Dill
%T Spatio-Temporal Coherence in Ray Tracing
%J Proceedings of Graphics Interface '91
%I Canadian Information Processing Society
%C Toronto, Ontario
%D June 1991
%P 101-8
%K animation, temporal coherence

%A Peter Shirley
%A Kelvin Sung
%A William Brown
%T A Ray Tracing Framework for Global Illumination Systems
%J Proceedings of Graphics Interface '91
%I Canadian Information Processing Society
%C Toronto, Ontario
%D June 1991
%P 117-28
%K radiosity

%A K.G. Suffern
%A P. Getto
%T Ray Tracing Gradient Index Lenses
%E N.M. Patrikalakis
%B Scientific Visualization of Physical Phenomena
(Proceedings of CG International '91)
%I Springer-Verlag
%C Cambridge, Massachusetts
%D 1991
%P 317-331

%A David B. Kirk
%A James Arvo
%T Unbiased Sampling Techniques for Image Synthesis
%J Computer Graphics (SIGGRAPH '91 Proceedings)
%V 25
%N 4
%D July 1991
%P 153-6
%K antialiasing

%A Don P. Mitchell
%T Spectrally Optimal Sampling for Distribution Ray Tracing
%J Computer Graphics (SIGGRAPH '91 Proceedings)
%V 25
%N 4
%D July 1991
%P 157-64
%K antialiasing

%A Xiao D. He
%A Kenneth E. Torrance
%A Francois X. Sillion
%A Donald P. Greenberg
%T A Comprehensive Physical Model for Light Reflection
%J Computer Graphics (SIGGRAPH '91 Proceedings)
%V 25
%N 4
%D July 1991
%P 175-86
%K shading

%A Ben Trumbore
%A Wayne Lytle
%A Donald P. Greenberg
%T A Testbed for Image Synthesis
%J Eurographics '91
%I Elsevier Science Publishers
%C Amsterdam, North-Holland
%D Sept. 1991
%P 467-80, 550
%K radiosity

%A Geoff Wyvill
%A Andrew Trotman
%T Exact Ray Tracing of CSG Models by Preserving Boundary Information
%E Tosiyasu L. Kunii
%B Visual Computing: Integrating Computer Graphics with Computer Vision
(Proceedings of CG International '92)
%I Springer-Verlag
%C Tokyo
%D 1992
%P 411-428

%A Andrew Woo
%T Ray Tracing Polygons using Spatial Subdivision
%J Proceedings of Graphics Interface '92
%I Canadian Information Processing Society
%C Toronto, Ontario
%D May 1992
%P 184-191
%K subdivision

%A Xiao D. He
%A Patrick O. Heynen
%A Richard L. Phillips
%A Kenneth E. Torrance
%A Donald P. Greenberg
%T A Fast and Accurate Light Reflection Model
%J Computer Graphics (SIGGRAPH '92 Proceedings)
%V 26
%N 4
%D July 1992
%P 253-254
%K shading
%Z discusses multi-media presentation on SIGGRAPH '92 CD-ROM of SIGGRAPH '91
paper

%A Don Mitchell
%A Pat Hanrahan
%T Illumination From Curved Reflectors
%J Computer Graphics (SIGGRAPH '92 Proceedings)
%V 26
%N 4
%D July 1992
%P 283-291
%K caustics, interval arithmetic

%A Arjan J. F. Kok
%A Frederik W. Jansen
%T Adaptive Sampling of Area Light Sources in Ray Tracing Including Diffuse
Interreflection
%J Computer Graphics Forum (Eurographics '92)
%V 11
%N 3
%C Cambridge, UK
%D Sept. 1992
%P 289-298

%A Roni Yagel
%A Daniel Cohen
%A Arie Kaufmann
%T Discrete Ray Tracing
%J IEEE Computer Graphics and Applications
%V 12
%N 5
%D Sept. 1992
%P 19-28
%K voxels, volume rendering

%A John Danskin
%A Pat Hanrahan
%T Fast Algorithms for Volume Ray Tracing
%J 1992 Workshop on Volume Visualization Proceedings
%P 91-98
%D Oct. 1992

%A Jon Genetti
%A Dan Gordon
%T Ray Tracing With Adaptive Supersampling in Object Space
%J Proceedings of Graphics Interface '93
%I Canadian Information Processing Society
%C Toronto, Ontario
%D May 1993
%P 70-77
%K sampling, antialiasing, penumbrae

%A Alain Fournier
%A Pierre Poulin
%T A Ray Tracing Accelerator Based on a Hierarchy of 1D Sorted Lists
%J Proceedings of Graphics Interface '93
%I Canadian Information Processing Society
%C Toronto, Ontario
%D May 1993
%P 53-61
%K efficiency

%A W. Barth
%A W. Sturzlinger
%T Efficient Ray Tracing for Bezier and B-Spline Surfaces
%J Computers & Graphics
%V 17
%N 4
%D July-Aug. 1993
%I Pergamon
%P 423-430
%K efficiency, spline

%A Andrew Woo
%T Efficient Shadow Computations in Ray Tracing
%J IEEE Computer Graphics and Applications
%V 13
%N 5
%D Sept. 1993
%P 78-83
%K shadows, efficiency, penumbrae

%A W. Barth
%A R. Lieger
%A M. Schindler
%T Ray Tracing General Parametric Surfaces Using Interval Arithmetic
%J The Visual Computer
%V 10
%N ?
%D 1994
%P 363-371

%A Eduard Groller
%T Nonlinear ray tracing: visualizing strange worlds
%J Visual Computer
%V 11
%N 5
%D 1994?
%P ?

%A T. Fruehauf
%T Raycasting of Non-regularly Structure Volumes Data
%J Eurographics '94
%I Elsevier Science Publishers
%C Amsterdam, North-Holland
%D Sept. 1994
%P 293-303

%A Lisa M. Sobierajski
%A Arie E. Kaufman
%T Volumetric Ray Tracing
%J 1994 Symposium on Volume Visualization Proceedings
%D Oct. 1994
%P 11-18
%K volume rendering, geometric rendering

%A Y.P. Kuzmin
%T Ray Traversal of Spatial Structures
%J Computer Graphics Forum
%V 13
%N 4
%D Oct. 1994
%P 223-7
%K efficiency, grid subdivision, octree

%A Geoff Wyvill
%A C. Jay
%A D. McRobie
%A Craig McNaughton
%T Pixel Independent Ray Tracing
%E Tosiyasu L. Kunii
%J Proceedings of CG International '95
%I Springer-Verlag
%C Tokyo
%D 1995
%P ?
%Z published by Springer in book form, title unknown at this time

%A Mark R. Bolin
%A Gary W. Meyer
%T A Frequency Based Ray Tracer
%J Computer Graphics Proceedings, Annual Conference Series, 1995 (SIGGRAPH 95)
%D August 1995
%P 409-418
%K visual perception, monte carlo, sampling

%A Craig Kolb
%A Don Mitchell
%A Pat Hanrahan
%T A Realistic Camera Model for Computer Graphics
%J Computer Graphics Proceedings, Annual Conference Series, 1995 (SIGGRAPH 95)
%D August 1995
%P 317-324
%K lens simulation, sampling

%A Frederic Cazals
%A George Drettakis
%A Claude Puech
%T Filtering, Clustering and Hierarchy Construction: a New Solution for Ray
Tracing Complex Scenes
%J Computer Graphics Forum (Eurographics '95)
%V 14
%N 3
%C Maastricht, Netherlands
%D 1995
%P C371-C382
%Z nested grid subdivision structures
%K efficiency, grid subdivision

%A N. Stolte
%A R. Caubet
%T Discrete Ray-Tracing of Huge Voxel Spaces
%J Computer Graphics Forum (Eurographics '95)
%V 14
%N 3
%C Maastricht, Netherlands
%D 1995
%P ?
%K volume rendering
%Z nested grid subdivision structures

%A Jung-Hong Chuang
%A Shih-Ann Cheng
%T Computing caustic effects by backward beam tracing
%J The Visual Computer
%V 11
%N 3
%D 1995
%P 156-166
%K caustics, beam tracing

%A Jung-Hong Chuang
%A Weun-Jier Hwang
%T A New Space Subdivision for Ray Tracing CSG Solids
%J IEEE Computer Graphics and Applications
%V 15
%N 6
%P 56-62
%D Nov. 1995
%K CSG, efficiency

%A Henrik Wann Jensen
%A Niels Jorgen Christensen
%T Photon Maps in Bidirectional Monte Carlo Ray Tracing of Complex Objects
%J Computers & Graphics
%V 19
%N 2
%D 1995
%P 215-224
%K monte carlo

%A Kyu-Young Whang
%A Ju-Won Song
%A Ji-Woong Chang
%A Ji-Yun Kim
%A Wan-Sup Cho
%A Chong-Mok Park
%A Il-Yeol Song
%T Octree-R: An Adaptive Octree for Efficient Ray Tracing
%J IEEE Transactions on Visualization and Computer Graphics
%V 1
%N 4
%D Dec. 1995
%P 343-349
%K efficiency, octree

%A Henrik Wann Jensen
%T Rendering Caustics on Non-Lambertian Surfaces
%J Proceedings of Graphics Interface '96
%I Canadian Information Processing Society
%C Toronto, Ontario
%D 1996
%P 116-121
%K caustics

%A John C. Hart
%T Sphere tracing: A geometric method for the antialiased ray tracing of implicit surfaces
%J The Visual Computer
%V 12
%N 10
%D 1996?
%P ?

%A Peter Shirley
%A Changyaw Wang
%T Monte Carlo Techniques for Direct Lighting Calculations
%J ACM Transactions on Graphics
%V 15
%N 1
%D Jan. 1996
%K monte carlo

%A Krzysztof S. Klimaszewski
%A Thomas W. Sederberg
%T Faster Ray Tracing Using Adaptive Grids
%J IEEE Computer Graphics and Applications
%V 17
%N 1
%D Jan/Feb 1997
%P 42-51
%Z bounding volume hierarchy with grids at each level & more
%K efficiency, grid subdivision

%A S. Campagna
%A P. Slusallek
%A H.-P. Seidel
%T Ray tracing of spline surfaces: Bezier clipping, Chebyshev boxing, and bounding volume hierarchy - a critical comparison with new results 
%J The Visual Computer
%V 13
%N 6
%D 1997?
%P ?

%A Matt Pharr
%A Craig Kolb
%A Reid Gershbein
%A Pat Hanrahan
%T Rendering Complex Scenes with Memory-Coherent Ray Tracing
%J Computer Graphics Proceedings, Annual Conference Series, 1997 (SIGGRAPH 97)
%D Aug. 1997
%P 101-108

%A C.T. Silva
%A J. Mitchell
%T The Lazy Sweep Ray Casting Algorithm for Rendering Irregular Grids
%J IEEE Transactions on Visualization and Computer Graphics
%V 3
%N 2
%D 1997
%Z also in SIGGRAPH 98 "Advances in Volume Visualization" course #24 notes

%A Leif P. Kobbelt
%A Katja Daubert
%A Hans-Peter Seidel
%T Ray Tracing of Subdivision Surfaces 
%B Rendering Techniques '98 (Proceedings of the Eurographics Workshop)
%I Springer-Verlag
%C New York
%D June-July 1998
%P 69-80

%A Henrik Wann Jensen
%A Per H. Christensen
%T Efficient Simulation of Light Transport in Scenes with Participating Media using Photon Maps
%J Computer Graphics Proceedings, Annual Conference Series, 1998 (SIGGRAPH 98)
%D July 1998
%P 311-320

%A Homan Igehy
%T Tracing Ray Differentials
%J Computer Graphics Proceedings, Annual Conference Series, 1999 (SIGGRAPH 99)
%D August 1999
%P 179-186