Mercurial > hg > octave-nkf
comparison scripts/statistics/models/logistic_regression.m @ 9051:1bf0ce0930be
Grammar check TexInfo in all .m files
Cleanup documentation sources to follow a few consistent rules.
Spellcheck was NOT done. (but will be in another changeset)
author | Rik <rdrider0-list@yahoo.com> |
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date | Fri, 27 Mar 2009 22:31:03 -0700 |
parents | 120f3135952f |
children | 16f53d29049f |
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9044:656ad518f385 | 9051:1bf0ce0930be |
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32 ## | 32 ## |
33 ## @noindent | 33 ## @noindent |
34 ## fits the model | 34 ## fits the model |
35 ## | 35 ## |
36 ## @example | 36 ## @example |
37 ## logit (gamma_i (x)) = theta_i - beta' * x, i = 1...k-1 | 37 ## logit (gamma_i (x)) = theta_i - beta' * x, i = 1 @dots{} k-1 |
38 ## @end example | 38 ## @end example |
39 ## | 39 ## |
40 ## The number of ordinal categories, @var{k}, is taken to be the number | 40 ## The number of ordinal categories, @var{k}, is taken to be the number |
41 ## of distinct values of @code{round (@var{y})}. If @var{k} equals 2, | 41 ## of distinct values of @code{round (@var{y})}. If @var{k} equals 2, |
42 ## @var{y} is binary and the model is ordinary logistic regression. The | 42 ## @var{y} is binary and the model is ordinary logistic regression. The |
46 ## fits the model with baseline logit odds only. | 46 ## fits the model with baseline logit odds only. |
47 ## | 47 ## |
48 ## The full form is | 48 ## The full form is |
49 ## | 49 ## |
50 ## @example | 50 ## @example |
51 ## @group | |
51 ## [theta, beta, dev, dl, d2l, gamma] | 52 ## [theta, beta, dev, dl, d2l, gamma] |
52 ## = logistic_regression (y, x, print, theta, beta) | 53 ## = logistic_regression (y, x, print, theta, beta) |
54 ## @end group | |
53 ## @end example | 55 ## @end example |
54 ## | 56 ## |
55 ## @noindent | 57 ## @noindent |
56 ## in which all output arguments and all input arguments except @var{y} | 58 ## in which all output arguments and all input arguments except @var{y} |
57 ## are optional. | 59 ## are optional. |