'Bidirectional reflectance distribution function' diaporamas de présentation

SBUV/2 Flight Model 8 Radiometric Calibration Data Review

SBUV/2 Flight Model 8 Radiometric Calibration Data Review. Kevin Kelly Zongying Wei Test Engineer Optical Engineer (303) 939-5839 (303) 939-6898 kkelly@ball.com zwei@ball.com. Agenda. Welcome Introduction to FM8 radiometric calibration

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CS361

Week 12 - Monday. CS361. Last time. What did we talk about last time? Image processing Filtering kernels Color correction Lens flare and bloom Depth of field Motion blur Fog. Questions?. Project 4. Review. Shading. Lambertian shading.

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Advanced Computer Vision

Advanced Computer Vision . Chapter 2 Image Formation. Presented by: ??? & ??? 0919508863 r99922068@ntu.edu.tw. Image Formation. 2.1 Geometric primitives and transformations 2.2 Photometric image formation 2.3 The digital camera. 2.1.1 Geometric Primitives (1/4).

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Advanced Computer Vision

Advanced Computer Vision . Chapter 2 Image Formation. Presented by: ??? & ??? 0919508863 r99922068@ntu.edu.tw. Image Formation. 2.1 Geometric primitives and transformations 2.2 Photometric image formation 2.3 The digital camera. 2.1.1 Geometric Primitives(1/4).

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#11: Lighting

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Shading

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Computer Vision CS 776 Spring 2014

Computer Vision CS 776 Spring 2014. Cameras & Photogrammetry 3 Prof. Alex Berg (Slide credits to many folks on individual slides). Cameras & Photogrammetry 3. Gamma Scientific. Adapted from : http:// en.wikipedia.org /wiki/ File:Commercial_Integrating_Sphere.jpg.

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Basic Principles of Surface Reflectance

Basic Principles of Surface Reflectance. Thanks to Srinivasa Narasimhan, Ravi Ramamoorthi, Pat Hanrahan. Radiometry and Image Formation. Image Intensities. sensor. source. Need to consider light propagation in a cone. normal. surface element.

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Understanding the effect of lighting in images

Understanding the effect of lighting in images. Ronen Basri. Light field. Rays travel from sources to objects T here they are either absorbed or reflected Energy decreases with distance and number of bounces Camera captures the set of rays that travel through the focal center.

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Computer Graphics -Global Illumination Techniques Lecture 14 Taku Komura

Computer Graphics -Global Illumination Techniques Lecture 14 Taku Komura. Before we go into the photon mapping. Let us summarize the techniques of rendering Local Illumination techniques Global Illumination techniques. Local Illumination methods .

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CS361

Week 8 - Friday. CS361. Last time. What did we talk about last time? Radiometry Photometry Colorimetry Lighting with shader code Ambient Directional (diffuse and specular) Point. Questions?. Assignment 3. Project 3. Student Lecture: BRDFs. BRDFs. BRDF theory.

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Lighting & Visual Effects

Lighting & Visual Effects. CSE 191A: Seminar on Video Game Programming Lecture 8: Lighting & Visual Effects UCSD, Spring, 2003 Instructor: Steve Rotenberg. Lighting. Normals. Normals are usually specified per vertex (rather than per polygon)

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CS248 Final Review

CS248 Final Review. CS248 Final. Thurs, December 12, 7-10 pm, Gates B01, B03 Mainly from material in the second half of the quarter will not include material from last part of last lecture (volume rendering, image-based rendering) Review session slides available from class website

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EECS 274 Computer Vision

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Radiometry, lights and surfaces

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Last Time

Last Time. Subdivision techniques for modeling We are now all done with modeling, the standard hardware pipeline and image manipulation Two weeks to go for project 3. This Week and Next. Some graphics topics that we will cover at a higher level Other ways of rendering

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Physically Based Illumination Models

Physically Based Illumination Models . BRDF Cook-Torrance Rendering Equation. Phong Illumination Model. Problems with Empirical Models: What are k a , k s , k d and n shiny ? Are they measurable quantities? What are the coefficients for copper?

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Presentation for chapters 5 and 6

Presentation for chapters 5 and 6. LIST OF CONTENTS. Surfaces - Emission and Absorption Surfaces - Reflection Radiative Transfer in the Atmosphere-Ocean System Examples of Phase Functions Rayleigh Phase Function Mie-Debye Phase Function Henyey-Greenstein Phase Function

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Subsurface Scattering Rendering

Subsurface Scattering Rendering. Subsurface scattering. Model of light transport in translucent materials Marble, jade, milk, skin Light penetrates material and exits at different point Not simple reflection Light absorbed the further it travels into material. BRDF.

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The Red Edge: Detecting Extraterrestrial Plants

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