Ellipsoids

Geo::Ellipsoids is a package for standard Geo:: ellipsoid a, b, f and 1/f values. SYNOPSIS use Geo::Ellipsoids; my $obj = Geo::Ellipsoids->new(); $obj->set(WGS84); #default print "a=", $obj->a, "n"; print "b=", $obj->b, "n"; print "f=", $obj->f, "n"; print "i=", $obj->i, "n"; print... Platforms: *nix

The library currently consists of an implementation of collision detection of static/moving ellipsoids that exploits frame-coherence using separating planes. Please visit http://www.cs.hku.hk/GraphicsGroup/cd.html for paper references. Platforms: Windows, Mac, BSD, Linux

The program parses Gaussian 98/03 single-point output and draws HFC tensors as ellipsoids on top of the length-based connected molecule. Platforms: Matlab

QMGA is a Qt-based molecular graphics application for visualizing large ensembles of ellipsoids, spherocylinders or spheres. It is conceived for coarse-grained mesoscopic molecular simulation, but can be used for any kind of convex body systems. Platforms: *nix

Set of tools to perform transformations between projection, ellipsoidal and cartesian coordinates in either direction.Included areproj2ell - projection to ellipsoidalell2cart - ellipsoidal to global cartesiand3trafo - datum transformation between global cartesian coordinate systemscart2ell -... Platforms: Matlab

PLOT_GAUSSIAN_ELLIPSOIDS plots 2-d and 3-d Gaussian distributions. H = PLOT_GAUSSIAN_ELLIPSOIDS(M, C) plots the distribution specified by mean M and covariance C. The distribution is plotted as an ellipse (in 2-d) or an ellipsoid (in 3-d). By default, the distributions are plotted in the current... Platforms: Matlab

The plotDTI function plots a single tensor, a row of tensors, or a 2D field of tensors as Gaussian ellipsoids. The tensors must be given as 3x3 symmetric positive definite matrices. Platforms: Matlab

This is a 3D visualization of how the Expectation Maximization algorithm learns a Gaussian Mixture Model for 3-dimensional data.--How it works--The data is either read in or generated in general-covariance gaussian clusters. For each value of k (number of Gaussians to fit), a movie is played... Platforms: Matlab

NDellipse returns 2d coordinates of several ellipsoids defined by NDslices. Usage [x , y] = ndellipse(M , S , [H] , [R] , [N]); ------ Inputs ------- M : Mean vector (d x 1 x [n1] , ... , [nl]) S : Covariance (d x d x [n1] , ... , [nl]) H : Transfert Matrix (2 x d) (default H = eye(2 , d)) R :... Platforms: Matlab

GEOPosCalc is an easy to use and powerfull tool for coordinate systems (grid) and datum conversion. It does support more than 200 predefined datums, 20 ellipsoids and 10 coordinate systemsand the ability to define your own datums and ellipsoids. Platforms: Windows

Geo::Inverse is a Perl module to calculate geographic distance from a lat & lon pair. SYNOPSIS use Geo::Inverse; my $obj = Geo::Inverse->new(); # default "WGS84" my ($lat1,$lon1,$lat2,$lon2)=(38.87, -77.05, 38.95, -77.23); my ($faz, $baz, $dist)=$obj->inverse($lat1,$lon1,$lat2,$lon2);... Platforms: *nix

CoordinatesX is an application that transforms geodetic and Cartesian coordinates. It will make the conversions from Geodetic latitude, longitude and heights to planet centered Cartesian coordinates and vice versa. Works for various planetary ellipsoids, including user defined... Platforms: Mac

GeoDLL is a Geodetic Development Kit / Geodetic Function Library with worldwide 2D and 3D Coordinate Transformation, Datum Shift, Meridian Convergence and Extra Parameter with highest accuracy. Furthermore: Helmert and Molodensky Parameters, NTv2, HARN, INSPIRE, EPSG, Digital Elevation Model... Platforms: Windows, Windows 8, Windows 7, Windows Server

CrystalMaker provides a streamlined workflow that majors on productivity: just drag-and-drop your data files into the program for instant display in spectacular photo-realistic colour. Manipulate structures in real time, with the mouse. Multiple View "bookmarks" and undo levels encourage... Platforms: Windows

An award-winning Mac program for building, displaying and manipulating all kinds of crystal and molecular structures - with real-time photo-realistic graphics and 'out-of-the-screen' 3D display. CrystalMaker allows visualization of massive structures, with fast bond and polyhedra generation and... Platforms: Mac

Permits natural and artificial lighting calculation with a color radiosity method applied to a finite elements plan. - LTB-Light runs under Apple Macintosh and implements OpenGL. - Data management take places through an internal powerful CAD system, directly in a perspective view. It is possible... Platforms: Mac

GeoDLL supports the development of geodetic software on various platforms by providing geodetic functions. GeoDLL contains precise calculations on the themes 2D and 3D coordinate transformation, geodetic datum shift and reference system converting, meridian strip changing, user defined coordinate... Platforms: Windows, Handheld/Mobile Other, Java, Pocket PC

The Eye4Software Coordinate Calculator is an easy to use desktop software tool, to perform gps coordinate conversions from one coordinate system to another. It can also be used to convert coordinates between different map datums. The software can be used to convert a single coordinate, or to... Platforms: Windows

A collection of geodetic functions that solve a variety of problems in geodesy. Supports a wide range of common and user-defined reference ellipsoids. Most functions are vectorized. Functions include:Angle Conversions deg2rad - Degrees to radians dms2deg - Degrees,minutes,seconds to degrees... Platforms: Matlab

Bayesian analysis is often hard to implement. While working on sequential experimental design for GLM, we suggested a simple implementation that numerically assesses the posterior in cases where the closed form of the Bayesian posterior is hard to formulate, exploiting a discretization of the... Platforms: Matlab