Treebank Statistics: UD_Persian-PerDT: Features: Polarity
This feature is universal.
It occurs with 1 different values: Neg.
4461 tokens (1%) have a non-empty value of Polarity.
667 types (2%) occur at least once with a non-empty value of Polarity.
123 lemmas (1%) occur at least once with a non-empty value of Polarity.
The feature is used with 2 part-of-speech tags: VERB (3599; 1% instances), AUX (862; 0% instances).
VERB
3599 VERB tokens (7% of all VERB tokens) have a non-empty value of Polarity.
The most frequent other feature values with which VERB and Polarity co-occurred: VerbForm=EMPTY (3354; 93%), Voice=Act (3133; 87%), Number=Sing (2329; 65%), Person=3 (2307; 64%).
VERB tokens may have the following values of Polarity:
Neg(3599; 100% of non-emptyPolarity): نیست، نکنید، ندارد، نمیتواند، نکرده، نمیشود، نکند، نداشته، نداشت، نشدهEMPTY(50722): کرد، کرده، میکند، شد، کنید، میکنند، کند، شده، میکرد، میشود
Polarity seems to be lexical feature of VERB. 100% lemmas (122) occur only with one value of Polarity.
AUX
862 AUX tokens (5% of all AUX tokens) have a non-empty value of Polarity.
The most frequent other feature values with which AUX and Polarity co-occurred: VerbForm=EMPTY (616; 71%), Tense=EMPTY (608; 71%).
AUX tokens may have the following values of Polarity:
Neg(862; 100% of non-emptyPolarity): نباید، نمیتوان، نبود، نخواهد، نخواهم، نیست، نخواهند، نباشد، نخواهیم، نبودندEMPTY(17634): است، بود، خواهد، خواهند، باید، باشد، بودند، خواهم، باشند، خواهیم
Relations with Agreement in Polarity
The 10 most frequent relations where parent and child node agree in Polarity:
VERB –[appos]–> VERB (2; 100%).