Lambda Theta Phi Usf
A user-friendly mathematical plotter. Its main purpose is displaying 2D/3D functions, defined in rectangular, polar and cylindrical coordinates, relations between variables, parametric curves/surfaces and vector fields. It is based on SDL and OpenGL
Platforms: Mac, BSD, Linux
License: Freeware | Size: 256.91 KB | Download (44): MeTA->phi Download |
Moop (Mud, Object-Oriented, Pythonic) is a MOO written entirely in Python, with a Lambda-MOO-based syntax and using Python as its object scripting language.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 883.73 KB | Download (46): Moop Download |
An interpreter of lambda calculus.It shows reduction process of lambda terms.Several evaluation strategies are supported.Output format can be selected from LaTex, plain text.
Platforms: Windows, Mac, Solaris, Linux
License: Freeware | Size: 51.81 KB | Download (48): PetitLambda Download |
This is a discrete event model that has been developed to computationally simulate the many interactions that occur between co-inhabiting populations of bacteriophage lambda and bacteria. Model qualifications are under review for scientific publication.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 1.37 MB | Download (44): Phage Therapy Simulation-Discrete Events Download |
[psi gopt] = dfdesign_w_lmi(phi, w, d, n);DFDESIGN_W_LMI computes the H-infinity optimal inverse FIR filter of phi(z).The resulting filter minimizes the H-infinity norm of the error system E_w(z) = [z^(-d) - psi(z)phi(z)]w(z).The LMI method based on KYP lemma is used in this function.[INPUT]phi:...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (51): H-infinity sub-optimal causal FIR inverse filter via LMI Download |
This simulink model simulates the damped driven pendulum, showing it's chaotic motion.theta = angle of pendulumomega = (d/dt)theta = angular velocityGamma(t) = gcos(phi) = Forceomega_d = (d/dt) phiGamma(t) = (d/dt)omega + omega/Q + sin(theta)Play with the initial conditions (omega_0, theta_0,...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (39): Forced damped driven pendulum Download |
This package has solvers for constrained and unconstrained L1 minimization, which is useful for compressed sensing. u = COORDL1BREG(A,f,lambda) solves the minimization problem min_u ||u||_1 subject to A*u = fwhere A is an MxN matrix and f is a vector of length M. Input lambda is a positive...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): Coordinate descent for Compressed Sensing Download |
A fast Gentle Adaboost classifier with two different weak-learners: i) decision stump and ii) perceptron. Multiclass is performed with the one-against-all strategy.Usage ------ model = gentleboost_model(X , y , [T] , [options]); Inputs ------- X Features matrix (d x N) y Labels (1 x N). If y...
Platforms: Matlab
License: Freeware | Size: 102.4 KB | Download (51): Multiclass GentleAdaboosting Download |
Phi = keplerSTM(x0,dt,mu) will return the state transition matrix Phi for a set of objects described by initial positions and velocities (x0) with gravitational parameters mu, propogated along Keplerian orbits for time dt. The positions and velocities at time dt is then given by Phi*x0. x0 must...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): Keplerian State Transition Matrix Download |
Free Split and Merge Expectation-Maximization algorithm for Multivariate Gaussian Mixtures. This algorithm is suitable to estimate mixture parameters and the number of conpounds Usage ------- [logl , M , S , P] = fsmem_mvgm(Z , [M0] , [S0] , [P0] , [option]); Inputs ------- Z Measurements (d x N)...
Platforms: Matlab
License: Freeware | Size: 215.04 KB | Download (43): Free Split and Merge Expectation Maximization for MultiVariate Gaussian Mixture Download |
[blockVectorX,lambda]=lobpcg(blockVectorX,operatorA)outputs the array of algebraic smallest eigenvalues lambda andcorresponding matrix of orthonormalized eigenvectors blockVectorX of the Hermitian (full or sparse) operator operatorA using input matrix blockVectorX as an initial guess, without...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (39): lobpcg.m Download |
Computes Disk Harmonic Functions; uses Bessel functions and derivatives Requires BessDerivZerosBisect2.mfunction dnm = DiskHarmonic(m,n,r,theta) if(m == 0) dnm = 1*Rnm elseif(m 0) dnm = sqrt(2)*Rnm.*cos(mu*theta) end m0: dnm(r,theta) = sqrt(2)*Rnm(r)*cos(m*theta) (m = |mu|) n = 0,1,2,... m =...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): Disk Harmonic Functions Download |
This will perform the same function as Matlab built-in function ATAN2 butsafely guarded against erroneous results when the inputs are very small (near to a machine zero).Due to the round off errors in the numerical calculations, the twoinputs to ATAN2, Y and X, had better be thought as x=x_exact...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): ATAN2_SAFE Download |
Conversion routines to take a surface (a function z of (x,y) or (theta,r)) and convert this into a solid; much as meshz does, but a little more useful for outputting as an STL for frabrication in a 3D printer. There are two cases, one in Cartesian co-ordinates, and the other in polar...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): surf2solid Download |
Using Affymetrix CEL files as its source, this script combines quantile normalized SNP A and B probe intensities for each marker into a theta value, then calculates B-Allele Frequencies for each marker. For information on accessing B Allele Frequencies for Illumina data,
Platforms: Mac
License: Freeware | Size: 1.02 KB | Download (43): Affymetrix B Allele Frequency Calculation Download |
Software developed to perform electromagnetic scattering simulations mainly based on classical Mie theory solution. ScatLab Features: scattered intensity polar diagrams for coated and uncoated spherical particles; scattered intensity versus theta graphs for coated and uncoated spherical...
Platforms: Windows
License: Freeware | Size: 922 KB | Download (493): ScatLab Download |
In cosmology, dark energy is a hypothetical form of energy which permeates all of space and has strong negative pressure. According to the theory of relativity, the effect of such a negative pressure is qualitatively similar to a force acting in opposition to gravity at
large scales. Invoking...
Platforms: Windows
License: Freeware | Size: 539.19 KB | Download (366): Dark Solar System Download |
It's not a commonly known fact, but most computer monitors nowdays have different hidden features. One of them is theta-wave. Unknown forces use this invisible theta-wave of computer monitors to transmit information right into your brain. We don't know who they are but we have to stop...
Platforms: Windows
License: Freeware | Size: 897 KB | Download (124): Conspiracy Revealer Download |
SwisSQL - Oracle to SQL Server Edition is an Automated Migration tool to convert Oracle PL/SQL stored procedures into equivalent Microsoft SQL Server Transact SQL code. It automates more than 90% of the Oracle PL/SQL code conversion into Transact SQL with very minimal manual intervention. SwisSQL...
Platforms: Windows
License: Freeware | Size: 18.46 KB | Download (127): AdventNet SwisSQL - Oracle to SQL Server Migration Tool Download |
Nasal is a language that I wrote for use in a personal project. Ostensibly it was because I was frustrated with the dearth of small-but-complete embeddable scripting languages, but of course I really wrote it because it was fun. It is still young and incomplete in a few places, but is under...
Platforms: *nix
License: Freeware | Size: 102.4 KB | Download (99): Nasal Download |