Head-Driven Phrase Structure Grammar (HPSG) Introduction - PowerPoint PPT Presentation

Head-Driven Phrase Structure Grammar (HPSG) Introduction Grammatikformalismen – Lecture 12.06.12 1

The building blocks of HPSG grammars Grammatikformalismen – Lecture 12.06.12 2

HPSG grammars from a linguistic perspective Grammatikformalismen – Lecture 12.06.12 3

HPSG feature structures Grammatikformalismen – Lecture 12.06.12 4

HPSG grammars from a formal perspective Grammatikformalismen – Lecture 12.06.12 5

The signature Grammatikformalismen – Lecture 12.06.12 6

Example excerpt of a signature Grammatikformalismen – Lecture 12.06.12 7

Sort-resolved Grammatikformalismen – Lecture 12.06.12 8

Models of linguistic objects Grammatikformalismen – Lecture 12.06.12 9

Structure sharing Grammatikformalismen – Lecture 12.06.12 10

Descriptions Grammatikformalismen – Lecture 12.06.12 11

Descriptions (cont.) Grammatikformalismen – Lecture 12.06.12 12

Description example Grammatikformalismen – Lecture 12.06.12 13

Subsumption Grammatikformalismen – Lecture 12.06.12 14

HPSG from a linguistic perspective (again) Grammatikformalismen – Lecture 12.06.12 15

An ontology of linguistic objects Grammatikformalismen – Lecture 12.06.12 16

Why the complicated structure? Grammatikformalismen – Lecture 12.06.12 17

Part-of-speech (head information) Grammatikformalismen – Lecture 12.06.12 18

Properties of particular part-of-speech Grammatikformalismen – Lecture 12.06.12 19

Motivating VFORM Grammatikformalismen – Lecture 12.06.12 20

Motivating CASE Grammatikformalismen – Lecture 12.06.12 21

Motivating SUBCAT Grammatikformalismen – Lecture 12.06.12 22

What SUBCAT does Grammatikformalismen – Lecture 12.06.12 23

Locality of SUBCAT Grammatikformalismen – Lecture 12.06.12 24

CONTENT information Grammatikformalismen – Lecture 12.06.12 25

Semantic representations Grammatikformalismen – Lecture 12.06.12 26

Indices Grammatikformalismen – Lecture 12.06.12 27

Auxiliary data structures Grammatikformalismen – Lecture 12.06.12 28

Abbreviations for describing lists Grammatikformalismen – Lecture 12.06.12 29

Abbreviations of common AVMs Grammatikformalismen – Lecture 12.06.12 30

The Lexicon Grammatikformalismen – Lecture 12.06.12 31

An example lexicon Grammatikformalismen – Lecture 12.06.12 32

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A very first sketch of an example Grammatikformalismen – Lecture 12.06.12 36

Types of phrases Grammatikformalismen – Lecture 12.06.12 37

An ontology of phrases Grammatikformalismen – Lecture 12.06.12 38

Sketch of an example for head-complement structures Grammatikformalismen – Lecture 12.06.12 39

Universal Principles Grammatikformalismen – Lecture 12.06.12 40

Head-Feature Principle: Grammatikformalismen – Lecture 12.06.12 41

Subcat Principle: Grammatikformalismen – Lecture 12.06.12 42

Fallout from these Principles Grammatikformalismen – Lecture 12.06.12 43

Immediate Dominance (ID) Schemata Grammatikformalismen – Lecture 12.06.12 44

Immediate Dominance Principle (for English): Grammatikformalismen – Lecture 12.06.12 45

Immediate Dominance Principle (for English): Grammatikformalismen – Lecture 12.06.12 46

Towards Head Adjunct Structures Grammatikformalismen – Lecture 12.06.12 47

Lexical entry of an attributive adjective Grammatikformalismen – Lecture 12.06.12 48

Sketch of an example for a head-adjunct structure Grammatikformalismen – Lecture 12.06.12 49

Sketch of an example with an auxiliary Grammatikformalismen – Lecture 12.06.12 50

Sketch of an example with an inverted auxiliary Grammatikformalismen – Lecture 12.06.12 51

SPEC Principle: Grammatikformalismen – Lecture 12.06.12 52

Marking Principle: Grammatikformalismen – Lecture 12.06.12 53

Lexical entry of the marker that Grammatikformalismen – Lecture 12.06.12 54

Sketch of an example for a head-marker structure Grammatikformalismen – Lecture 12.06.12 55

A few more points on HPSG Grammatikformalismen – Lecture 12.06.12 56