image thumbnail

updated 7 months ago

rfitslm by Felipe G. Nievinski

Robust fit of simple linear regression model (ignoring NaNs). (slope, regression, robust)

Theil_Sen_Regress(x,y)

nanrfitslm (x, y)

nanrslope (x, y)

image thumbnail

updated 11 months ago

packed by Felipe G. Nievinski

Store and manipulate symmetric matrices with half of the dense memory consumption (symmetric, cholesky)

call_subsref (A, info)

chol2(varargin)

cputime_res

image thumbnail

updated 11 months ago

geod -- yet another geodetic toolbox by Felipe G. Nievinski

Vectorized manipulation of coordinates commonly used in geodesy. (geodesy, geomatics, surveying)

Introduction to Functional Programming with Anonymous Fun...

add_all (a, b)

compute_meridian_radius (lat, ell)

image thumbnail

updated 1 year ago

mydate by Felipe G. Nievinski

Augments MATLAB's date/time library for improved handling of epochs and formats commonly used in GPS (date, time, epoch)

convert_to_doy (epoch)

cputime_res

cputime_tol

image thumbnail

updated 1 year ago

interp_linear_c by Felipe G. Nievinski

C/MEX linear and bi-linear interpolation for regularly spaced data (linear, bilinear, interpolation)

interp1_linear_c.m

interp2_linear_c.m

image thumbnail

updated almost 2 years ago

subtightplot by Felipe G. Nievinski

Asymmetric subplots with variable inner gaps and outer margins. (subplot, plot, axes)

h=subtightplot(m,n,p,gap,marg_h,marg_w,varargin)

subtightplot_demo.m

image thumbnail

updated 2 years ago

mimtransform by Felipe G. Nievinski

Changes the map projection of a raster image. (image, mapping, projection)

angle_range_positive (angle)

azimuth_range_positive (varargin)

get_border_ind (grid, n)

image thumbnail

updated 2 years ago

read_teqc_compact by Felipe G. Nievinski

Reads teqc's QC compact files more rapidly -- without for loops. (gps, teqc, multipath)

iseven (x)

isodd (x)

read_teqc_compact (dir, basename, ext, elev, azim)

image thumbnail

updated 3 years ago

getUserName by Felipe G. Nievinski

Returns the user name or id, as informed by the operating system. (username, userid, user)

getUserName ()

image thumbnail

updated 3 years ago

trilin by Felipe G. Nievinski

Facilitates the reuse of matrix factorizations in large dense linear algebra problems. (backslash, factorization, inv)

chol2(varargin)

cputime_res

cputime_tol

image thumbnail

updated 3 years ago

frontal by Felipe G. Nievinski

Do: C = frontal_mtimes(A, b); not: for k=1:size(A,3), C(:,:,k) = A(:,:,k) * b(:,:,k); end (tensor)

cputime_res

cputime_tol

defrontal (in)

image thumbnail

updated 3 years ago

convert_humidity by Felipe G. Nievinski

Convert humidity between different formats. (air, humidity, vapor)

calculate_saturation_vapor_pressure_liquid (T, method)

calculate_saturation_vapor_pressure_liquid_inv (...

convert_humidity.m

image thumbnail

updated 3 years ago

testit by Felipe G. Nievinski

Software testing functions (interface similar to Octave's). (test, testing, unit test)

cputime_res

cputime_tol

dirup (dir)

image thumbnail

updated 3 years ago

conv2fft_reuse by Felipe G. Nievinski

Reuse intermediary results in multiple related convolutions with the same data but different kernels (convolution, fft, ifft)

conv2fft (h, X, shape, Xfft)

dirup (dir)

filter2fft (h, X, shape, Xfft)

Contact us