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Attributes and Methods in `LexicalRichness`
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This addendum exposes the underlying `lexicalrichness` measures from attributes and methods in the `LexicalRichness` class.

**TTR:** Type-Token Ratio (*Chotlos 1944, Templin 1957*)

.. autofunction:: lexicalrichness.LexicalRichness.ttr
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**RTTR:** Root Type-Token Ratio (*Guiraud 1954, 1960*)]

.. autofunction:: lexicalrichness.LexicalRichness.rttr
----


**CTTR:** Corrected Type-Token Ratio (*Carrol 1964*)

.. autofunction:: lexicalrichness.LexicalRichness.cttr
----


**Herdan**: Herdan's C (*Herdan 1960, 1964*)

.. autofunction:: lexicalrichness.LexicalRichness.Herdan

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**Summer**: Summer (*Summer 1966*)

.. autofunction:: lexicalrichness.LexicalRichness.Summer
----


**Dugast**: Dugast (*Dugast 1978*)

.. autofunction:: lexicalrichness.LexicalRichness.Dugast
----


**Maas**: Maas (*Maas 1972*)

.. autofunction:: lexicalrichness.LexicalRichness.Maas
----


**yulek**: Yule's K (*Yule 1944, Tweedie and Baayen 1998*)

.. autofunction:: lexicalrichness.LexicalRichness.yulek
----


**yulei**: Yule's I (*Yule 1944, Tweedie and Baayen 1998*)

.. autofunction:: lexicalrichness.LexicalRichness.yulei
----


**Herdan's Vm** (Herdan 1955, Tweedie and Baayen 1998)

.. autofunction:: lexicalrichness.LexicalRichness.herdanvm
----


**Simpson's D** (Simpson 1949, Tweedie and Baayen 1998)

.. autofunction:: lexicalrichness.LexicalRichness.simpsond
----


**msttr**: Mean Segmental Type-Token Ratio (*Johnson 1944*)

.. autofunction:: lexicalrichness.LexicalRichness.msttr
----


**mattr**: Moving Average Type-Token Ratio (*Covington 2007, Covington and McFall 2010*)

.. autofunction:: lexicalrichness.LexicalRichness.mattr
----


**mtld**: Measure of Textual Lexical Diversity (*McCarthy 2005, McCarthy and Jarvis 2010*)

.. autofunction:: lexicalrichness.LexicalRichness.mtld
----


**hdd**: Hypergeometric Distribution Diversity (*McCarthy and Jarvis 2007*)

.. autofunction:: lexicalrichness.LexicalRichness.hdd
----


**vocd**: vod-D (*Mckee, Malvern, and Richards 2010*)

.. autofunction:: lexicalrichness.LexicalRichness.vocd
----

**Helper**: lexicalrichness.segment_generator

.. autofunction:: lexicalrichness.segment_generator
----

**Helper**: lexicalrichness.list_sliding_window

.. autofunction:: lexicalrichness.list_sliding_window
----

**Helper**: lexicalrichness.frequency_wordfrequency_table

.. autofunction:: lexicalrichness.frequency_wordfrequency_table