Spherical Coordinates Gradient

Generate the diffusion gradient vector field as in Xu and Prince 1998dgvf_calc is the three dimensional extension of the 2D version described in Equation 12Xu and Prince 1998,"Snakes, Shapes, and Gradient Vector Flow", IEEE Transactions on Image Processing Vol.7(3)Input:I: three dimensional image...

"Pegasos-Primal Estimated sub-Gradient SOlver for SVM"is a primal optimization problem solver in Support Vector Machine classification algorithm.See the paper for further reference.

A stack-based sequential priority first decoder that returns Maximum-Likelihood solutions to spherical LAST coded MIMO system-type problems, i.e., a lattice decoder with spherical boundary control. In such problems, the depth of the search tree is known but the number of children per node is not...


Platforms: Matlab

It first transforms to patient coordinates and then to the second coordinates. Both dicom image sets should have the same localizer while scanning.It takes two inputs: dicominfo structures (taken by dicominfo mmand) of two image sets. The outputs are 4x4 transform matrix and 3x3 rotation...


Platforms: Matlab

ELEV = GETELEVATIONANGLE(GR,H1,H2,REFFECTIVE) Determines the elevation angle of a target based on ground range (GR), altitude of the observer (H1) and the altitude of the target (H2), and the effective radius of the Earth (REFFECTIVE). Ground range and rEffective are in meters. Altitudes are in...


Platforms: Matlab

In the attached .zip folder you will find two primary functions titled 'GDSP' and 'ConditionMesh' as well as a number of other auxiliary routines. To compute conformal (i.e. angle preserving), as well as barycentric spherical parametrizations use the function titled 'GDSP'. This implementation is...


Platforms: Matlab

Demonstration of the gradient descent optimization algorithm with a fixed step size.This example was developed for use in teaching optimization in graduate engineering courses. This example demonstrates how the gradient descent method can be used to solve a simple unconstrained optimization...


Platforms: Matlab

This function will rotate a a 2nd rank spherical tensor using reduced Wigner rotations.example:Chemical shift anisotropy is often described by a 2nd rank spherical tensor in the Principal Axis System(PAS):R(2,m)(PAS)=sqrt(3/2)*aniso*[-sqrt(6)*eta/6 0 1 0 -sqrt(6)*eta/6]This tensor will be...


Platforms: Matlab

This file visualises the working of gradient descent(optimisation algo) program on each iteration.The file is created for visualisation purposes. The file works on function z=x.^2 + y.^2, however the function can be easily changed in the code.Instruction for use:: Press enter repeatedly after...


Platforms: Matlab

03 Mar 2012 (Updated 06 Mar 2012)Function to generate a listing of the coordinates for a specified Cartesian space.A = ENUM_COORDS(X) returns the matrix elements of a 2D region, where X contains a 4-element vector, X=[x y width height], representing the bounding box containing the set of 2D...


Platforms: Matlab

function [x,y]=conect(Xstart,Xend,Ystart,Yend)works the same as LINE(X,Y) but you can retrieve the coordinates of the line. It works for Xstart~=Xend.


Platforms: Matlab

SPHERE3D plots 3D data on a spherical surface. Useful particularly in metrology of spherical surfaces, spherical wavefronts and wavefields.SPHERE3D(Zin,theta_min,theta_max,phi_min,phi_max,Rho,meshscale)plots the 3D profile Zin as a mesh plot on a spherical surface of radius Rho, between...


Platforms: Matlab

Calc 3D is a collection of mathematical tools for highschool and university. The calculator can do statistics, best fits, function plotting, integration. It handles vectors, matrices, complex numbers, coordinates, regular polygons and intersections. For objects ( like point, line, plane and...


Platforms: Windows

Image Constructor helps you to create original illustrations, structural schemas and diagrams, simple geographical maps and location plants in form of texts and small images over some background with picture or gradient fill and save them to graphical files. Image Constructor has the following...


Platforms: Windows, Windows 8, Windows 7

Spherical Alarm is a flexible and intuitive alarm system for Microsoft Windows. Use text messages, sounds or a combination of the two to create alarms for anything from a wake-up call every morning to a reminder about a birthday or other important date. Create and save multiple alarms...


Platforms: Windows

Absolute Color Picker ActiveX Control is a component that includes two dialogs: color selection dialog and gradient filling dialog. The component is easy to use and implement in your projects. You will save time, money and get excellent results! Our component supports Alpha-channel technology to...


Platforms: Windows

ORTWIN is a program for the state-wide inquiry of the localities, postal codes and telephone selections in Germany. It finds postal zip codes, telephone pre selections, coordinates and ground level elevations. The program determines municipal codes, local center points, car license codes,...


Platforms: Windows, Windows 8, Windows 7, Windows Server

The Panorado 4.0 image viewer/browser offers a comfortable, innovative mouse-oriented interface for panning and zooming. This makes it particularly suitable for viewing panoramic pictures, pictures exceeding the screen size, and HDR (High Dynamic Range) images. As a Windows application, it...


Platforms: Windows

Gradient Studio is a small tool with which, via different colours, you can do all types of combinations and gradients. It is ideal for all those who work designing webpages, retouching photos or creating slideshow presentations, among others.It is very simple to use, quickly and easily you can...


Platforms: Windows

HoudahGeo is a photo geocoding and geotagging tool for Mac. Use HoudahGeo to attach GPS coordinates and location names to your photos. HoudahGeo writes EXIF and XMP geotags to JPEG and RAW image files. This creates a permanent record of where a photo was taken. Just like a GPS-enabled camera....


Platforms: Mac