'Camera frame' diaporamas de présentation

Geometric Objects and Transformations

Geometric Objects and Transformations. Geometric Entities Representation vs. Reference System Geometric ADT (Abstract Data Types). Goals. Coordinate-free representation of objects Homogeneous coordinates Distinction of an object from its representation. Scalars, Points, and Vectors.

983 views • 67 slides

#6: Camera Perspecctive, Viewing, and Culling

#6: Camera Perspecctive, Viewing, and Culling. CSE167: Computer Graphics Instructor: Ronen Barzel UCSD, Winter 2006. Outline for today. Camera Space Projection View Volumes Culling Bounding Hierarchy. 3-D Graphics Rendering Pipeline. Primitives. Object coordinates.

1.03k views • 56 slides

Multiple-view Reconstruction from Points and Lines

Multiple-view Reconstruction from Points and Lines. Calibrated case Recover Essential Matrix decompose to R,T 3D reconstruction Planar case Recover homography H decompose to R,T,n,d. Uncalibrated case Recover Fundamental Matrix F Projective reconstruction Recover planar homography

438 views • 34 slides

Rigid Body Motion and Image Formation

557 views • 32 slides

Computer Vision

Computer Vision . Geometric Camera Models and Camera Calibration. Coordinate Systems. Let O be the origin of a 3D coordinate system spanned by the unit vectors i, j, and k orthogonal to each other. i. P. O. k. j. Coordinate vector. Homogeneous Coordinates. n. H. P. O.

603 views • 29 slides

Single-view geometry

Single-view geometry. Odilon Redon, Cyclops, 1914. X?. X?. X?. Our goal: Recovery of 3D structure. Recovery of structure from one image is inherently ambiguous. x. Our goal: Recovery of 3D structure. Recovery of structure from one image is inherently ambiguous.

411 views • 27 slides

CS 480/680

CS 480/680. Computer Graphics Representation. Dr. Frederick C Harris, Jr. Objectives. Introduce concepts such as dimension and basis Introduce coordinate systems for representing vectors spaces and frames for representing affine spaces Discuss change of frames and bases

333 views • 24 slides

Visual Servo Control Tutorial Part 1: Basic Approaches

Visual Servo Control Tutorial Part 1: Basic Approaches. Chayatat Ratanasawanya December 2, 2009 Ref: Article by Francois Chaumette & Seth Hutchinson. Overview. Introduction Basic components of visual servoing Image-based visual servo (IBVS) Position-based visual servo (PBVS)

832 views • 22 slides

Vision-Based Tracking of a Moving Object by a 2 DOF Helicopter Model: The Simulation

Vision-Based Tracking of a Moving Object by a 2 DOF Helicopter Model: The Simulation. Chayatat Ratanasawanya October 30, 2009. Overview. Classification of visual-servo systems Components of the simulation The non-linear model of the helicopter The LQR controller

345 views • 18 slides

Know about Subject Placement for Product Photography

38 views • 3 slides