activity
20182020
most citedUCCA's Foundational Layer: Annotation Guidelines v2.1

3 citations · 3 across the 3 of their papers we have counts for

collaborators

6 papers

cs.CL20203 cited

UCCA's Foundational Layer: Annotation Guidelines v2.1

Omri Abend, Nathan Schneider, Dotan Dvir +2

This is the annotation manual for Universal Conceptual Cognitive Annotation (UCCA; Abend and Rappoport, 2013), specifically the Foundational Layer. UCCA is a graph-based semantic a…

cs.CL2020

Supertagging the Long Tail with Tree-Structured Decoding of Complex Categories

Jakob Prange, Nathan Schneider, Vivek Srikumar

Although current CCG supertaggers achieve high accuracy on the standard WSJ test set, few systems make use of the categories' internal structure that will drive the syntactic deriv…

cs.CL2020

Comparison by Conversion: Reverse-Engineering UCCA from Syntax and Lexical Semantics

Daniel Hershcovich, Nathan Schneider, Dotan Dvir +3

Building robust natural language understanding systems will require a clear characterization of whether and how various linguistic meaning representations complement each other. To…

cs.CL2019

Made for Each Other: Broad-coverage Semantic Structures Meet Preposition Supersenses

Jakob Prange, Nathan Schneider, Omri Abend

Universal Conceptual Cognitive Annotation (UCCA; Abend and Rappoport, 2013) is a typologically-informed, broad-coverage semantic annotation scheme that describes coarse-grained pre…

cs.CL2019

Semantically Constrained Multilayer Annotation: The Case of Coreference

Jakob Prange, Nathan Schneider, Omri Abend

We propose a coreference annotation scheme as a layer on top of the Universal Conceptual Cognitive Annotation foundational layer, treating units in predicate-argument structure as…

cs.CL2018

Comprehensive Supersense Disambiguation of English Prepositions and Possessives

Nathan Schneider, Jena D. Hwang, Vivek Srikumar +6

Semantic relations are often signaled with prepositional or possessive marking--but extreme polysemy bedevils their analysis and automatic interpretation. We introduce a new annota…