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FsLab

FsLab is a center of gravity for data science projects written in and/or for F#. Perform the whole data science cycle in F#!
Collective - Host: opensource - https://opencollective.com/fslab - Website: https://fslab.org - Code: https://github.com/fslaborg

Fix fsproj references (for #189)

github.com/fslaborg/Deedle - 6a096576ed1324e02f5a1960cd6b7c2596902c70 authored almost 11 years ago by Adam Klein <[email protected]>
Per #189, this seems to work best with our code base.

github.com/fslaborg/Deedle - d058320099d68cb313c78459074924969b5b2638 authored almost 11 years ago by Adam Klein <[email protected]>
Attempt changes I mention in #189; testing how they affect our code base

github.com/fslaborg/Deedle - c0747e907ed12227d01087af93a8988370f0152a authored almost 11 years ago by Adam Klein <[email protected]>
Fixed quickSelectInPlace name resolution

github.com/fslaborg/Deedle - a25fc3962cb46a7252b236880929a6b98c116027 authored almost 11 years ago by Adam Klein <[email protected]>
Removed dead tests

github.com/fslaborg/Deedle - d38ab944ee0966c15ca031afa03f41eebd971725 authored almost 11 years ago by Adam Klein <[email protected]>
Incorporating some changes mentioned in discussion #188/#185:

- NumSum vs Sum
- Added ValuesAll and ObservationsAll
- Fixed TryGetObservation semantics
- ...

github.com/fslaborg/Deedle - a1af91f5f1c3f3cfffa30e4a2e7303e8cb11b07f authored almost 11 years ago by Adam Klein <[email protected]>
Add unary minus for frame and series (close #169)

Also added some tests for other operations on series and renamed poorly named helper.

github.com/fslaborg/Deedle - 07a97d9e53b0a242bba1e85ed62eaee06addd76b authored almost 11 years ago by Tomas Petricek <[email protected]>
Add skip and skipLast to series and frames (close #173)

I also optimized the take and takeLast implementations. Rather than building
a list with new key...

github.com/fslaborg/Deedle - f2d441dae4e45be760accc6c53ef7c4ee31fe398 authored almost 11 years ago by Tomas Petricek <[email protected]>
Update Performance.fs

github.com/fslaborg/Deedle - 3343d32bdfdd6acf072c45a0103c1efccdd7e977 authored almost 11 years ago by Tomas Petricek <[email protected]>
Series.ofOptionalObservations should take option (fix #174)

Aside from the change, I also cleaned up some old code
(removed 'Series.Create' helper and inste...

github.com/fslaborg/Deedle - a4b69815841f529e50f476d12cca3f62ae879322 authored almost 11 years ago by Tomas Petricek <[email protected]>
Cleaning up statistics functions etc.

* Remove dead code in Common.fs and also delete old file Functions.fs
* Implement our own vers...

github.com/fslaborg/Deedle - b31196c29369f3e16751d7a00a9845a832eb06ff authored almost 11 years ago by Tomas Petricek <[email protected]>
Cleanup binomial heap and use it only when appending larger number of series.

I did some cleanup in the binomial heap code, but have not changed any logic
(and I added one si...

github.com/fslaborg/Deedle - 83aae92a000d6e46adf9dbe324ad66537324c9c3 authored almost 11 years ago by Tomas Petricek <[email protected]>
Merge branch 'mainline' of github.com:tpetricek/Deedle into mainline

github.com/fslaborg/Deedle - 7fa0cf2608dda665f80ef3d7afea160bcc58703e authored almost 11 years ago by Tomas Petricek <[email protected]>
Merge branch 'mainline' of github.com:BlueMountainCapital/Deedle into mainline

github.com/fslaborg/Deedle - 39f7b6849f1b0f259c2d99b067b9ce9df2298152 authored almost 11 years ago by Tomas Petricek <[email protected]>
Merge pull request #1 from adamklein/mainline

Storing min using BinomialHeap instead of linear scan

github.com/fslaborg/Deedle - a7aa595ec0df360c4bab58ab4ebd4c3c96a1f944 authored almost 11 years ago by Tomas Petricek <[email protected]>
Remove unnecessary array allocation in Aggregate (close #178)

This makes a simple example where the series is not used about 25% faster.
(Not necessary a real...

github.com/fslaborg/Deedle - 5e58d17c6213c2118786bd07238997b9455ce618 authored almost 11 years ago by Tomas Petricek <[email protected]>
Optimize 'shift' and 'diff' functions (fix #183)

Previously, these were implemented using floating window, which was terribly slow.
I added new b...

github.com/fslaborg/Deedle - 20a5af5c065d3085ec558c6746df2da8e5b15ab8 authored almost 11 years ago by Tomas Petricek <[email protected]>
Update Performance.fs

github.com/fslaborg/Deedle - 23058c7567fd0d84b9ba21b928630d2c0178597d authored almost 11 years ago by Tomas Petricek <[email protected]>
Fix equality on OptionalValue (fix #184)

github.com/fslaborg/Deedle - 6fbc187f6eba42c66bf10d72ad078960683cfc08 authored almost 11 years ago by Tomas Petricek <[email protected]>
Add a convenience non-generic float sum function to Stats

github.com/fslaborg/Deedle - 758ab118c5860e8c7dce5b813cff939d0d0e187f authored almost 11 years ago by Adam Klein <[email protected]>
Turns out we need a Frame.applyLevel after all

github.com/fslaborg/Deedle - fc67d7ee26ccaeabdf9fa7fb224f6d59593daa23 authored almost 11 years ago by Adam Klein <[email protected]>
Separate out flatMapValues to flatten, add extension method

github.com/fslaborg/Deedle - 74d4470ac37582c3b8cdf3b2e8ba1d1961225150 authored almost 11 years ago by Adam Klein <[email protected]>
Fix NestBy extension signature

github.com/fslaborg/Deedle - 2d00c1812b442798948436b15e86f6c795766946 authored almost 11 years ago by Adam Klein <[email protected]>
Additional API cleanup per #185 - remove unnecessary applyLevel/flatten from frame, add NestBy to extensions

github.com/fslaborg/Deedle - 3d5ef159ceea35fe2302ff6ada0b24d9e4a0c5da authored almost 11 years ago by Adam Klein <[email protected]>
Small naming change, fixed project file for RProvider plugin.

github.com/fslaborg/Deedle - e103d689e7ac0682a2fc1ca782a66b9d3f944af4 authored almost 11 years ago by Adam Klein <[email protected]>
Additional work on #185, mostly cosmetic refactorings

- move statistics functions out of SeriesModule
- remove statLevel
- combine applyLevel, flatten...

github.com/fslaborg/Deedle - 7a0300df5070093c53013d37f0e36cca922486ac authored almost 11 years ago by Adam Klein <[email protected]>
GH #185, moved other statistics functions to separate module

github.com/fslaborg/Deedle - abe43cb61153acf3eb1c694c2262830a4f7922bf authored almost 11 years ago by Adam Klein <[email protected]>
Addresses #185, cleaning up the Deedle statistics API.

* Deprecates statistics functions living on Series
* Adds stats functions for operating on Frame...

github.com/fslaborg/Deedle - c3af8c59339aceab4c120f96cb9a829aa0c04f81 authored almost 11 years ago by Adam Klein <[email protected]>
Review and document the Stats module.

I have not done any major changes in the implementation, so this checkin
mainly just adds docume...

github.com/fslaborg/Deedle - 7dc11b751f7544ebb6bdf5754fd18a076c5c99b4 authored almost 11 years ago by Tomas Petricek <[email protected]>
Obsessively cleaning up expandingMinMaxHelper. Done now.

github.com/fslaborg/Deedle - f9417f20df847bbf6e5792ce1be4dad855e9d6bd authored almost 11 years ago by Adam Klein <[email protected]>
Tiny cleanup to expandingMinMaxHelper

github.com/fslaborg/Deedle - d8ec1ec48639a9dd8635849efc13d8ef7125add2 authored almost 11 years ago by Adam Klein <[email protected]>
Clean up naming a tiny bit, remove extraneous conversion to option

github.com/fslaborg/Deedle - ba23dd864d227093712b6909b44c4a7beefa58bc authored almost 11 years ago by Adam Klein <[email protected]>
Added Deque dependency for O(n) moving min/max; added moving & expanding min/max

github.com/fslaborg/Deedle - 3b5427f7554f657bd41b70fabc1c077564fa689c authored almost 11 years ago by Adam Klein <[email protected]>
Added Stats.fs to tests

github.com/fslaborg/Deedle - 122f635a2c20a3e31e03681d660069e311338368 authored almost 11 years ago by Adam Klein <[email protected]>
A bit of simplification b/c we're only dealing with floats

github.com/fslaborg/Deedle - 463957719c02f8c1f1da0857f7f21974310c5f13 authored almost 11 years ago by Adam Klein <[email protected]>
Small cleanup

github.com/fslaborg/Deedle - e609abdf4bb2f728fa0a194275f1634c8a4260f2 authored almost 11 years ago by Adam Klein <[email protected]>
Clean up a bit, keep whole index in projection

github.com/fslaborg/Deedle - ad15375a1729232aadfb7737b3b001c7083b8bf9 authored almost 11 years ago by Adam Klein <[email protected]>
Add sample skewness, kurtosis and tests

github.com/fslaborg/Deedle - ef5b63f46f228fe247cff4c6ca148338b00eaeba authored almost 11 years ago by Adam Klein <[email protected]>
#161 added back count & sum to expanding window fn

github.com/fslaborg/Deedle - 24f5b692b050936e9ff2dde654b912911c4b8fd0 authored almost 11 years ago by Adam Klein <[email protected]>
Added missing Stats.fs for #161

github.com/fslaborg/Deedle - 405072a3d2d74ffcd1cc7ce5ee11518d0933e3a2 authored almost 11 years ago by Adam Klein <[email protected]>
More changes for #161

Added new module Stats, moved moving and now expanding window
functions there, wrote tests.

github.com/fslaborg/Deedle - fbfa5336c1748e451cfe0c2bb80cfe015612610f authored almost 11 years ago by Adam Klein <[email protected]>
Refactor for #161 - added count, sum, mean, var, stdev

github.com/fslaborg/Deedle - 3cb02d158ee222b240a1353b6b3a2eaa834bd613 authored almost 11 years ago by Adam Klein <[email protected]>
A bit of cleanup for #161

github.com/fslaborg/Deedle - 8fb6200b2fcde20ff99ffc18e957320287a6b008 authored almost 11 years ago by Adam Klein <[email protected]>
Fix corner case for #161

github.com/fslaborg/Deedle - 5f87626c317bd0c7fa58571fb5cfdcbd6cf9f51d authored almost 11 years ago by Adam Klein <[email protected]>
#161 prototype

github.com/fslaborg/Deedle - 9e6f12a9300d914bb6d66b901d1c75f59ffb9b66 authored almost 11 years ago by Adam Klein <[email protected]>
Small formatting fixes, added comments

github.com/fslaborg/Deedle - 72acb35916c8294a3f3905e5dfd1e920fce5ca45 authored almost 11 years ago by Adam Klein <[email protected]>
Merge pull request #42 from smoothdeveloper/master

fix issues to support case sensitive file systems

github.com/fslaborg/FSharp.Charting - 3bf42dbfaf7eec4084357911b5629c58a16eae0e authored almost 11 years ago by Don Syme <[email protected]>
fix issues to support case sensitive file systems

github.com/fslaborg/FSharp.Charting - e8d5cc38302db3ae17216b424a35888c2b710d14 authored almost 11 years ago by gauthier <[email protected]>
Fix off-by-one error in binomial heap implementation

github.com/fslaborg/Deedle - 2219859782bab5339aaf099bb7daee59ae8c514e authored almost 11 years ago by Adam Klein <[email protected]>
Fix align error in BinomialHeap implementation

github.com/fslaborg/Deedle - 120d48f6df9dfb594744e8044d8fc7772007d221 authored almost 11 years ago by Adam Klein <[email protected]>
Trying align using BinomialHeap instead of linear scan

github.com/fslaborg/Deedle - 0ca7171ab00eead569a1ae83e9ccef406831e1c7 authored almost 11 years ago by Adam Klein <[email protected]>
Improve type conversion function (fix #177) and fix failing tests from previous

The `tryCastType` function should be more strict and perform casting.
The `tryChangeType` functi...

github.com/fslaborg/Deedle - 274eedc1e4254308efd90787fc484d7c70789690 authored almost 11 years ago by Tomas Petricek <[email protected]>
When creating frame from sorted series, return sorted frame; fix (#170)

github.com/fslaborg/Deedle - 77331e1bc47640ac8105ca29cc7c329744adecf8 authored almost 11 years ago by Tomas Petricek <[email protected]>
Correctly propagate information about whether index is ordered (and add test coverage)

github.com/fslaborg/Deedle - 8c65651b6fb327fa02e479b8c2680296d7dc15c6 authored almost 11 years ago by Tomas Petricek <[email protected]>
Support merging of N series and speedup alignment functions (cf. #179)

I first thought I could just add merging of N series using a similar pattern
to the one that we ...

github.com/fslaborg/Deedle - d4db58b3ccd0f5f1b1bbed720393d90953986a9b authored almost 11 years ago by Tomas Petricek <[email protected]>
Add series valuesAll and extension method. Closes #175

github.com/fslaborg/Deedle - 7cdae249ebe2f34f585ef051914877332257c439 authored almost 11 years ago by Adam Klein <[email protected]>
updates to build 0.90.6

github.com/fslaborg/FSharp.Charting - ebc82ca3cb13ccb0f02421bcb4b732bb62723820 authored almost 11 years ago by Don Syme <[email protected]>
Fix comments for PivotTable

github.com/fslaborg/Deedle - 5702b66084f33fa7418666ca1520a3649a1f27f9 authored almost 11 years ago by Adam Klein <[email protected]>
Put back missing PivotTable F# extension method

Add indication that test involves R

github.com/fslaborg/Deedle - 7f4bb1fb6f9127fc0c8516e3627ef13eb6aba033 authored almost 11 years ago by Adam Klein <[email protected]>
Fix missing extension annotation

github.com/fslaborg/Deedle - 6d3e782be84548420c74ec8f9555c9ee47c69d68 authored almost 11 years ago by Adam Klein <[email protected]>
Merge pull request #168 from tpetricek/mainline

Mostly optimizations

github.com/fslaborg/Deedle - 0795debe744fd474410b5a79fe10612f0cc97793 authored almost 11 years ago by Adam Klein <[email protected]>
Fix C# PivotTable extension method

github.com/fslaborg/Deedle - e6ce6065023b1f71e6a495e79a6cc487484354b4 authored almost 11 years ago by Adam Klein <[email protected]>
Make PivotTable extension method more friendly to C#

github.com/fslaborg/Deedle - 068044a1e9ead8e359490690f0df78267e1ac8c3 authored almost 11 years ago by Adam Klein <[email protected]>
Optimize frame.Rows (fix #165)

This makes `frame.Rows` about 4 times faster for a data frame with 1M of rows
(i.e. ~2600ms to ~...

github.com/fslaborg/Deedle - c9e239e9667166ff177b18bebc87c537467d90ce authored almost 11 years ago by Tomas Petricek <[email protected]>
Optimize resampling functions

This started by following the same idea as windowing/chunking functions
optimization (a2b24be1fb...

github.com/fslaborg/Deedle - b33994e2c2ab0f57b843706f73a238f9b4a2c0b7 authored almost 11 years ago by Tomas Petricek <[email protected]>
Update Performance.fs

github.com/fslaborg/Deedle - 406ca914c9df4cdfbbdaa3ea8a491c97917a4a4e authored almost 11 years ago by Tomas Petricek <[email protected]>
Add some documentation and use C#-friendly generic type parameter names

github.com/fslaborg/Deedle - c47db319a0a0269fa7de0b04d2c08adbd6d91f24 authored almost 11 years ago by Tomas Petricek <[email protected]>
More systematic naming for ordering/sorting functions

Previously, we had `orderCols` and `orderRows`, but since all the new sorting functions
use "sor...

github.com/fslaborg/Deedle - 7b3d870d4118d63790a756fee75b3ec311848ecf authored almost 11 years ago by Tomas Petricek <[email protected]>
Cleanup and reorder functions in the series module

This does not change any functionality or rename any functions. I mainly wanted
to group them in...

github.com/fslaborg/Deedle - ae929c85276a61f2996afb6dfab9786a51e365bc authored almost 11 years ago by Tomas Petricek <[email protected]>
Optimize windowing and chunking function on series

This makes `Series.windowInto 10 Series.mean` about 5 times faster than previously.
Previously, ...

github.com/fslaborg/Deedle - a2b24be1fb89b1f895b676eb4433dcbd23773669 authored almost 11 years ago by Tomas Petricek <[email protected]>
Commit updates done to investigate https://rdotnet.codeplex.com/workitem/89 (resolved as not an issue)

github.com/fslaborg/RProvider - fb14af887ebb0f5fb50730056b3f4983afd7396e authored almost 11 years ago by J-M <[email protected]>
Reduce a bit of overhead on frame.Rows for #153

github.com/fslaborg/Deedle - ed26509b99e787c59ec984e28b9ba13d585dc421 authored almost 11 years ago by Adam Klein <[email protected]>
Cleanup row access functions in Frame

This reverts the API change accidentally caused by (dac7a76753c821ba6e7714a98e19ea466a9e226d), b...

github.com/fslaborg/Deedle - 734e6e015de6e367dbeb5243c3ec661d003411ad authored almost 11 years ago by Tomas Petricek <[email protected]>
Switch R provider tests to 4.3.0.0 to match with Deedle

github.com/fslaborg/Deedle - cd8beb948b440b04e2d2db23ee899cd7a723e085 authored almost 11 years ago by Tomas Petricek <[email protected]>
Adding unit test for passing decimals from/to R (fix #90 as no repro)

github.com/fslaborg/Deedle - 0e7f6b7ba44d5f1bb42a7f500f92ab7f59dda5c7 authored almost 11 years ago by Tomas Petricek <[email protected]>
Add conversion to/from arrays (fixes #114, #99); refactoring and some comments

The conversion to array is done using `df.ToArray2D<T>` which is a generic method.
When the fram...

github.com/fslaborg/Deedle - e9d17b27ac35da5734d9b198448f1614757ca2d2 authored almost 11 years ago by Tomas Petricek <[email protected]>
Update Performance.fs

github.com/fslaborg/Deedle - a7000bc1a2209fb0e33975d0c0285f3d4973049c authored almost 11 years ago by Tomas Petricek <[email protected]>
Remove reflection-based invoication on non-generic vectors

Rather than looking at ElementType via reflection and generating code at runtime,
this delegates...

github.com/fslaborg/Deedle - 762b6bcc695b7c8ce5792fb5b078bd992c928b70 authored almost 11 years ago by Tomas Petricek <[email protected]>
Check for boxed vectors in object series conversion methods

As a result, `df.Columns.["A"].As<float>()` is essentially no-op
when the column is of type floa...

github.com/fslaborg/Deedle - 74225ce54f094a6ee82cfc75e60c1da4751db2ba authored almost 11 years ago by Tomas Petricek <[email protected]>
Return df.Columns as virtual boxed vector (fix #91), (related #100)

The df.Columns property now does not copy and box all data, but instead returns a
special type o...

github.com/fslaborg/Deedle - 9f2a97cecefa3c8b7a4425e5a827c06a869d6ae5 authored almost 11 years ago by Tomas Petricek <[email protected]>
Update Performance.fs

github.com/fslaborg/Deedle - 70e7af4859faabf0b9106d721139df90325705f2 authored almost 11 years ago by Tomas Petricek <[email protected]>
Added extension method for interpolate linear

github.com/fslaborg/Deedle - 455d725c5e602cc33f62f7676e204ee6d4bb75c2 authored almost 11 years ago by Adam Klein <[email protected]>
Reset fsproj file

github.com/fslaborg/Deedle - 10266032818a81d1abb281a86eb4f6f03c978716 authored almost 11 years ago by Adam Klein <[email protected]>
Added interpolation / linear interpolation to series per #79

github.com/fslaborg/Deedle - 178cd41931f53f3fb2a9abe3147421155eabf87a authored almost 11 years ago by Adam Klein <[email protected]>
Added format parameterizing per #108

github.com/fslaborg/Deedle - 48051d4426d4fb3f2e6d670d58a491e88ca15218 authored almost 11 years ago by Adam Klein <[email protected]>
Clean up logic a bit for #157

github.com/fslaborg/Deedle - 0d7181e38d413b0002abc1783e95fe0d51f7c665 authored almost 11 years ago by Adam Klein <[email protected]>
Added aggregateRowsBy for #157

github.com/fslaborg/Deedle - 80e42d3c1ceda6dcb35a9a1d9cf8d0f87ad0b0b3 authored almost 11 years ago by Adam Klein <[email protected]>
A bit of cleanup for #152

github.com/fslaborg/Deedle - 2d0273df0675ee4c6cac9e744547c9075042187d authored almost 11 years ago by Adam Klein <[email protected]>
Fix small inconsistency for #152

github.com/fslaborg/Deedle - c90100b4a6930e320c3d85df4127c0fbf1c62ac6 authored almost 11 years ago by Adam Klein <[email protected]>
Added cumulative count/sum/prod/min/max per #152

github.com/fslaborg/Deedle - 541edb8bffc825656c88734a82ed1cac9a00b03c authored almost 11 years ago by Adam Klein <[email protected]>
Merge pull request #13 from ovatsus/master

Bump versions

github.com/fslaborg/zzarchive-FsLab - ac233a1f3c60cd05835bb452017a858cf9ae1901 authored almost 11 years ago by Gustavo Guerra <[email protected]>
Bump versions

github.com/fslaborg/zzarchive-FsLab - e492e5c53c377fae810a8211435ca9773a7a4a61 authored almost 11 years ago by Gustavo Guerra <[email protected]>
Fix selector in groupRowsUsing

github.com/fslaborg/Deedle - 70e4b6cc55d3434c106ba248cd980ca4d22df7ba authored almost 11 years ago by Adam Klein <[email protected]>
Fix lookup error in GetObservation

github.com/fslaborg/Deedle - 985e524bfdeff862c6416aef34f50eba2cdfb2e4 authored almost 11 years ago by Adam Klein <[email protected]>
Remove group by columns, optimize lookups in Series

github.com/fslaborg/Deedle - 96e03e183de206901a178353e8df00869efaef73 authored almost 11 years ago by Adam Klein <[email protected]>
Add groupRowsByIndex / groupColsByIndex

github.com/fslaborg/Deedle - 945e704e63d44b79d928417517989542135aeed5 authored almost 11 years ago by Adam Klein <[email protected]>
Fix off by one indexordinally error

github.com/fslaborg/Deedle - 99984b661b9fdba756dda64e967cd5aa7d0a1872 authored almost 11 years ago by Adam Klein <[email protected]>
Faster row access #153

github.com/fslaborg/Deedle - dac7a76753c821ba6e7714a98e19ea466a9e226d authored almost 11 years ago by Adam Klein <[email protected]>
Fix indexOrdinally, take, takeLast for #153

github.com/fslaborg/Deedle - e84fb133cf3b2cd40d5d4b0376f1e4d4a00666a6 authored almost 11 years ago by Adam Klein <[email protected]>
Merge pull request #149 from BlueMountainCapital/GH142-alt

#142 alternate take, keeping semantics same

github.com/fslaborg/Deedle - ae861f385579bb474a34238c23b1e1efb92a1cf1 authored almost 11 years ago by Adam Klein <[email protected]>