Doug Coleman
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6697f3effb
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math.statistics: Fix histogram and collect. Histogram used each-index even when it didn't need to.
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2013-03-10 12:57:48 -07:00 |
John Benediktsson
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1ae04f1247
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math.statistics: adding z-score.
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2013-02-07 15:50:34 -08:00 |
|
John Benediktsson
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82dc0bf045
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math.statistics: just use accumulate for now.
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2012-12-04 08:56:21 -08:00 |
|
Doug Coleman
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516549b52c
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basis: Try to fix the build. My profiler is hanging, but I can't figure out why. See if the build farm has the same is
sue.
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2012-11-27 12:47:44 -06:00 |
|
Doug Coleman
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6e48f8ab15
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math.statistics: Add a variant of histogram that can see the sequence index.
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2012-11-17 12:39:54 -08:00 |
|
Doug Coleman
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d31105813b
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math.statistics: Add back std as sample-std.
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2012-11-15 08:27:41 -08:00 |
|
Doug Coleman
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2ada02726b
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math.statistics: Make you think about which std you want--population or sample. Hopefully use the right words everywhere.
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2012-11-07 22:53:53 -08:00 |
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Doug Coleman
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a4e55a3eee
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math.statistics: Rename full-* to population-*. Full, while somewhat descriptive of using the entire dataset, is not a technical term, while population is used in Mathematica and stats books.
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2012-11-07 22:53:52 -08:00 |
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John Benediktsson
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1e413edf3a
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math.statistics: rename full-* to population-*.
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2012-11-06 07:16:20 -08:00 |
|
Doug Coleman
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b867a248a2
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math.statistics: Add cum-count, cum-sum0, cum-map0. Add docs.
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2012-10-25 16:13:25 -07:00 |
|
Doug Coleman
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923f3592c8
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math.statistics: Add ddof (delta degrees-of-freedom) to easily calculate population (full) and unbiased (sample) statistics.
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2012-10-22 09:47:35 -07:00 |
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John Benediktsson
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13f101bd2b
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math.statistics: empty-sequence is silly.
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2012-09-26 17:09:23 -07:00 |
|
John Benediktsson
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7fb8db2e74
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math.statistics: adding a normalized-histogram word.
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2012-09-26 08:39:11 -07:00 |
|
John Benediktsson
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6072e58db3
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math.statistics: remove probabilities word, not really needed.
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2012-09-26 08:32:30 -07:00 |
|
John Benediktsson
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ca69afec31
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math.statistics: use "cumulative map" as base of all cumulative words.
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2012-09-25 22:27:42 -07:00 |
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John Benediktsson
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a283782abe
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math.statistics: some fixes to entropy, adding maximum-entropy and normalized-entropy.
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2012-09-25 20:17:34 -07:00 |
|
Doug Coleman
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d2317c71f5
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math.statistics: add rank-values
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2012-09-04 18:52:38 -07:00 |
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John Benediktsson
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bdf02bfd2b
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math.statistics: faster and simpler entropy word.
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2012-07-11 12:26:20 -07:00 |
|
John Benediktsson
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0c5f895371
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math.statistics: minor style cleanup.
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2012-07-10 17:03:01 -07:00 |
|
John Benediktsson
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07b0d52f55
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math.statistics: adding winsorized-mean.
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2012-05-08 08:48:15 -07:00 |
|
John Benediktsson
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4c2d01c5ec
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math.statistics: adding trim-mean and signal-to-noise.
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2012-05-08 08:24:57 -07:00 |
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Doug Coleman
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0a5a2a74a7
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math.statistics: Add sum-of-squares word, add sum-of-squared-errors/sum-of-absolute-errors words.
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2012-05-07 15:04:37 -07:00 |
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Doug Coleman
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9a4e66c8a6
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math.statistics: Add power-mean and quadratic-mean.
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2012-05-04 15:27:46 -07:00 |
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John Benediktsson
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7ab521f0ba
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math.statistics: simpler (faster) version of rescale.
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2012-05-04 14:51:38 -07:00 |
|
John Benediktsson
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87686a9a31
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math.statistics: adding contraharmonic-mean.
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2012-05-04 14:43:29 -07:00 |
|
John Benediktsson
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4339b14d77
|
math.statistics: adding mean-dev and median-dev.
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2012-05-04 14:40:24 -07:00 |
|
John Benediktsson
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bacdd691fc
|
math.statistics: separate "sample-" and "full-" versions of var, std, ste, and corr.
|
2012-05-04 14:31:26 -07:00 |
|
John Benediktsson
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0435098bd8
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math.statistics: adding standardize, differences, rescale.
|
2012-05-04 14:18:45 -07:00 |
|
John Benediktsson
|
5878b6982b
|
math.statistics: adding entropy function.
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2012-04-26 18:40:59 -07:00 |
|
Doug Coleman
|
cd9394f8c6
|
math.statistics: Add eight methods for calculating quantiles. Add quartile. Add kth-smallests et al, refactor medians.
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2012-04-24 03:17:50 -07:00 |
|
Doug Coleman
|
7cb094d521
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math.statistics: Make a safe version of kth-object. Bounds check k w/ regards to seq.
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2012-04-23 13:55:25 -07:00 |
|
Doug Coleman
|
7ad089b682
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math.statistics: Generalize kth-smallest into kth-object, add kth-largest. Add count-relative and minmax-relative for counting the number of lt, eq, gt elements, and getting the max lt and min gt in one pass.
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2012-04-22 23:41:13 -07:00 |
|
John Benediktsson
|
e9ffd2da37
|
math.statistics: adding cumulative versions of sum, product, min, and max.
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2012-04-12 10:30:16 -07:00 |
|
John Benediktsson
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57231bfef4
|
math.statistics: change 'var' to 'sample-var' and implement variance, covariance, and correlation.
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2012-04-02 17:12:32 -07:00 |
Joe Groff
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38a5184fdf
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math.statistics: fix stack effect on collect-by
|
2011-11-02 13:23:13 -07:00 |
|
John Benediktsson
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6f1c44b46d
|
Cleanup some lint warnings.
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2011-10-15 19:19:44 -07:00 |
|
Joe Groff
|
003271f2b8
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math.statistics: declare polymorphic effects on sequence>* combinators now that #88 is fixed
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2011-09-09 18:13:17 -07:00 |
|
Joe Groff
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c57c26b3be
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math.statistics: add higher-order stack effect annotations to sequence>* words; factor out a "histogram-by" word from "histogram" that takes an additional binning quotation
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2011-09-08 19:07:33 -07:00 |
|
John Benediktsson
|
eb6c986cd6
|
Merge branch 'master' into sorting
Conflicts:
basis/heaps/heaps-tests.factor
|
2011-04-12 18:09:36 -07:00 |
|
Doug Coleman
|
7aa7b08d42
|
Change how sequence>assoc and friends work. Now they take two quotations, the first of which prepares the key/value pair and the second insert it into the assoc. mrjbq7's group-by, formerly collect-values, is now called collect-by.
|
2011-04-09 23:51:14 -05:00 |
|
John Benediktsson
|
d58bc08aa0
|
Update code that did ">alist sort-" to just "sort-".
|
2011-04-07 09:01:21 -07:00 |
Slava Pestov
|
87665c8f40
|
math.statistics: rename histogram* to histogram! and rename sequence>assoc* to sequence>assoc!
|
2010-02-03 23:11:33 +13:00 |
|
Doug Coleman
|
8b38997e55
|
better minmax
|
2009-12-07 17:26:33 -06:00 |
|
Doug Coleman
|
092dd9fc39
|
add sorted-histogram word
|
2009-11-01 23:16:26 -06:00 |
|
Doug Coleman
|
320128c7eb
|
move histogram to math.statistics, write a main article for math.statistics
|
2009-10-30 02:55:54 -05:00 |
|
Doug Coleman
|
003787113f
|
move nth-root to math.functions, use exchange-unsafe in math.statistics
|
2009-10-30 02:35:51 -05:00 |
|
Doug Coleman
|
1d12a6707d
|
sigma -> map-sum
|
2009-10-29 14:34:04 -05:00 |
Doug Coleman
|
86a1b06034
|
add a mode word
|
2009-05-24 15:45:25 -05:00 |
|
Doug Coleman
|
c045823182
|
remove old median, fix docs
|
2009-05-18 02:41:58 -05:00 |
|
Doug Coleman
|
54cb1b9686
|
median used the wrong algorithm. now it runs in O(n) time. add kth-smallest word, used to implement median
|
2009-05-18 02:16:03 -05:00 |