Wirawan Purwanto
|
06fa307e84
|
* spline_2d: Use public scipy API functions.
|
11 years ago |
|
Wirawan Purwanto
|
564d1f4364
|
* wpylib.math.fitting.fit_func: Added support for weight (or y uncertainty).
* For `leastsq' fit method, also introduced 'xerr' output (in outfmt=0)
as the error estimate of the fitted parameters.
|
11 years ago |
|
Wirawan Purwanto
|
37b0939671
|
* Documentation clarification.
|
11 years ago |
|
Wirawan Purwanto
|
1421cf3bc5
|
* wpylib.math.fitting.fit_func: Allow Guess argument to override
machine-generated guess.
* Add 'funcalls' data key to the leastsq complete output to conform to the
fmin-style output.
|
11 years ago |
|
Wirawan Purwanto
|
2907b2ca77
|
* Set lcg48 default seed_index for user's reference
|
11 years ago |
|
Wirawan Purwanto
|
42fdcc5253
|
* Added new module wpylib.math.random and its submodule (rng_lcg48).
The LCG48 generator is primarily for testing algorithms involving random
numbers.
|
11 years ago |
|
Wirawan Purwanto
|
e485cabbe8
|
* wpylib.math.fitting.fit_func: Added optional Funct_hook argument to
be called (for debugging purposes) every time "the" Funct function
is called.
|
11 years ago |
|
Wirawan Purwanto
|
cdad14e034
|
* Added BFGS minimization.
|
11 years ago |
|
Wirawan Purwanto
|
9de8407dd9
|
* Added Test_3().
|
12 years ago |
|
Wirawan Purwanto
|
a0eb82ed2b
|
* Mute debug printing.
|
12 years ago |
|
Wirawan Purwanto
|
5b213b0ee7
|
* Little syntax optimization.
|
12 years ago |
|
Wirawan Purwanto
|
414643ecde
|
* Added testcase wpylib.math.fitting.linear.Test_2() against numpy.polyfit().
|
12 years ago |
|
Wirawan Purwanto
|
cb8124f699
|
* Provide uncertainty of both a and b fit parameters.
|
12 years ago |
|
Wirawan Purwanto
|
87763d6e57
|
* wpylib.math.fitting.linear: for linear fit methods.
First method: linregr2d_SZ() from Shiwei's email in 2006.
|
12 years ago |
|
Wirawan Purwanto
|
908a4e0682
|
* Rebase fit_result on result_base.
|
12 years ago |
|
Wirawan Purwanto
|
348c204699
|
* Change wpylib.math.fitting module from a file into a subdirectory.
|
12 years ago |
|
Wirawan Purwanto
|
332d9ae240
|
* wpylib.math: added choose() function.
|
12 years ago |
|
Wirawan Purwanto
|
17d242213d
|
* Added some useful functions from my pw2g_bench_MnO.py scriptlet collection:
- wpylib.math.roundup()
- wpylib.shell_tools.dirname2()
* file_exists_nonempty() is moved to wpylib.shell_tools.
|
12 years ago |
|
Wirawan Purwanto
|
050e2414ef
|
* Added faster LDdec1 for 1-based indexing.
Tested through N=1000.
|
13 years ago |
|
Wirawan Purwanto
|
d04ea8cbea
|
* Completing jskip formula for LD that is analogous to the jskip formula for
UD matrix format.
|
13 years ago |
|
Wirawan Purwanto
|
93a89d2606
|
* Created array indexer for "upper diagonal" indexing mode.
Apparently I was able to create the non-iterative version of UDdec (1-based
indices).
|
13 years ago |
|
Wirawan Purwanto
|
961a802326
|
* Keep a copy of my symmetric array indexer worksheet in GIT.
Original signature:
-rw-r--r-- 1 wirawan0 wirawan0 1380 2010-04-27 15:55 symmetrix-array-index.py
b873ece4610483b3cd5290c6ddbc7426 symmetrix-array-index.py
|
13 years ago |
wirawan
|
7017fdc6af
|
* Committing all dirty work to CVS. We are migrating to GIT.
Beware: changes in this commit may or may not work properly.
|
13 years ago |
|
wirawan
|
47f6bced79
|
* wpylib.math.linalg: Added initial module for linear-algebra convenience
functions, objects, and submodules.
|
14 years ago |
|
wirawan
|
f42f2d82fa
|
* __imul__ and __idiv__ should return the lvalue object itself.
|
14 years ago |
|
wirawan
|
f1dee72d09
|
* Reset fitting debug level to 0.
|
14 years ago |
|
wirawan
|
6181d5588d
|
* The sign of the scalar prefactor should not enter the uncertainty
(err) field!
|
14 years ago |
|
wirawan
|
dbd36e0f1f
|
* Added division of errorbar by a scalar.
|
14 years ago |
|
wirawan
|
bceef1e601
|
* Adding more methods for fitting: fmin (simplex minimization).
I still have hard time making fitting routine work for me.
But at least this one works for simple SHO fitting.
|
14 years ago |
|
wirawan
|
c0f67e9992
|
* Ignore compiled modules.
|
14 years ago |
|
wirawan
|
428b481b87
|
* Added initial support for errorbar object, which includes
compression-to-string (ad hoc implementation is written in C++ with the
help of my cp.inc library, unfortunately).
|
14 years ago |
|
wirawan
|
9eb177bc27
|
* Adding wpylib.math.stats submodule which contains commonly used statistical
analysis tools.
|
14 years ago |
|
wirawan
|
02776c1e6a
|
* Moving pyqmc.stats.avg to wpylib.math.stats.avg .
|
14 years ago |
|
wirawan
|
379e83fdec
|
* Added epsilon() function to find out the granuality of a given floating
point type.
|
14 years ago |
|
wirawan
|
75d4c2240c
|
* Function ztol: for zeroing out array elements below certain tolerance.
|
15 years ago |
|
wirawan
|
adbe499db8
|
* Fitting seemed to work, but still not perfectly. Do not use in production
yet.
|
15 years ago |
|
wirawan
|
733c518735
|
* Added: density refitter onto a different FFT grid and/or supercell size
(expansion to a larger supercell).
|
15 years ago |
|
wirawan
|
9de91dcc59
|
* Don't save python compiled modules.
|
15 years ago |
|
wirawan
|
605bfb16a2
|
* Simplified spline interpolation tools for 2-D curves (single curve or
piecewise curve).
|
15 years ago |
|
wirawan
|
9e62d32873
|
* Draft of simple nonlinear fitting module for my use. Still not finished yet.
|
15 years ago |
|
wirawan
|
86c7558758
|
* Subdomain "wpylib.math" contains my frequently used mathematical tools.
|
15 years ago |
