Data.Tagset.Positional

Tagset

data Tagset

The tagset consists of a domain for each attribute name and of a parsing rule for each part of speech.

Constructors

Tagset

Fields

domains :: Map Attr (Set AttrVal)

rules :: Map POS [(Attr, Optional)]

Instances

Eq Tagset

Ord Tagset

Show Tagset

Binary Tagset

type Attr = Text

Attribute name.

type AttrVal = Text

Attribute name.

type POS = Text

Part of speech.

type Optional = Bool

Is the attribute optional?

domain :: Tagset -> Attr -> Set AttrVal

Set of potential values for the given attribute.

rule :: Tagset -> POS -> [(Attr, Optional)]

Parsing rule for the given POS.

Parsing

parseTagset :: String -> String -> Tagset

Parse the textual representation of the tagset. The first argument should be the name of the source.

Tag

data Tag

The morphosyntactic tag consists of the POS value and corresponding attribute values.

Constructors

Tag

Fields

pos :: POS

atts :: Map Attr AttrVal

Instances

Eq Tag

Ord Tag

Read Tag

Show Tag

Binary Tag

expand :: Tagset -> Tag -> [Tag]

Expand optional attributes of the tag.

tagSim :: Tag -> Tag -> Int

Measure of similarity between two tags.

Parsing and printing

parseTag :: Tagset -> Text -> Tag

Parse the tag given the corresponding tagset.

showTag :: Tagset -> Tag -> Text

Print the tag given the corresponding tagset.