Daniel Lopes

Active since 2007

Professional Interests: Medical Image Processing, Geometric Modeling, Computer Vision, Computer Graphics, Scientific Visualization

Submitted

Tangent vectors to a surface normal
Application of the Householder formula to compute tangent vector fields given the surface normals

5 years ago | 1 download |

Submitted

Are Two Ellipsoids in Contact? Algebraic Separation Condition for Ellipsoids
An algebraic expression for characterizing the 3-D spatial configurations formed by two ellipsoids.

10 years ago | 1 download |

Submitted

Anisotropic Diffusion (Perona & Malik)
A set of filters that perform 1D, 2D and 3D conventional anisotropic diffusion (gray scale data).

14 years ago | 23 downloads |

Submitted

drawline
Draws line segments on a image matrix.

15 years ago | 5 downloads |

Submitted

beepbeep
Creates sound composed by OS beeps.

16 years ago | 1 download |

5-Star Galaxy Level 5