Treebank Statistics: UD_English-EWT: Features: NumForm
This feature is language-specific.
It occurs with 3 different values: Digit, Roman, Word.
4958 tokens (2%) have a non-empty value of NumForm.
1274 types (7%) occur at least once with a non-empty value of NumForm.
1238 lemmas (8%) occur at least once with a non-empty value of NumForm.
The feature is used with 5 part-of-speech tags: NUM (4913; 2% instances), NOUN (29; 0% instances), DET (9; 0% instances), ADJ (5; 0% instances), ADV (2; 0% instances).
NUM
4913 NUM tokens (98% of all NUM tokens) have a non-empty value of NumForm.
The most frequent other feature values with which NUM and NumForm co-occurred: NumType=Card (4913; 100%).
NUM tokens may have the following values of NumForm:
Digit(3819; 78% of non-emptyNumForm): 2, 3, 5, 1, 10, 4, 20, 6, 2005, 2003Roman(37; 1% of non-emptyNumForm): ii, i, iii, VI, XIII, VII, iv, vWord(1057; 22% of non-emptyNumForm): one, two, three, four, m, million, five, six, k, billion
NumForm seems to be lexical feature of NUM. 100% lemmas (1232) occur only with one value of NumForm.
NOUN
29 NOUN tokens (0% of all NOUN tokens) have a non-empty value of NumForm.
The most frequent other feature values with which NOUN and NumForm co-occurred: Number=Sing (24; 83%).
NOUN tokens may have the following values of NumForm:
Digit(4; 14% of non-emptyNumForm): 1960s, 1980s, 1990s, 22sWord(25; 86% of non-emptyNumForm): half, third, fifth, fourth, tenth, thirds
DET
9 DET tokens (0% of all DET tokens) have a non-empty value of NumForm.
The most frequent other feature values with which DET and NumForm co-occurred: Definite=EMPTY (9; 100%), PronType=Neg (9; 100%).
DET tokens may have the following values of NumForm:
Word(9; 100% of non-emptyNumForm): half
ADJ
5 ADJ tokens (0% of all ADJ tokens) have a non-empty value of NumForm.
The most frequent other feature values with which ADJ and NumForm co-occurred: Degree=Pos (5; 100%).
ADJ tokens may have the following values of NumForm:
Word(5; 100% of non-emptyNumForm): half
ADV
2 ADV tokens (0% of all ADV tokens) have a non-empty value of NumForm.
The most frequent other feature values with which ADV and NumForm co-occurred: PronType=EMPTY (2; 100%).
ADV tokens may have the following values of NumForm:
Word(2; 100% of non-emptyNumForm): half
Relations with Agreement in NumForm
The 10 most frequent relations where parent and child node agree in NumForm:
NUM –[nmod]–> NUM (125; 99%),
NUM –[nummod]–> NUM (76; 84%),
NUM –[conj]–> NUM (59; 97%),
NUM –[nmod:tmod]–> NUM (10; 100%),
NUM –[appos]–> NUM (4; 67%),
NUM –[list]–> NUM (1; 100%),
NUM –[obl]–> NUM (1; 100%),
NUM –[parataxis]–> NUM (1; 100%),
NUM –[reparandum]–> NUM (1; 100%).