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Steven Skiena

7 accepted papers

2024

The Shape of Word Embeddings: Quantifying Non-Isometry with Topological Data Analysis

EMNLP 2024finding

Word embeddings represent language vocabularies as clouds of d-dimensional points. We investigate how information is conveyed by the general shape of these clouds, instead of representing the semantic meaning of each token. Specifically, we use the notion of persistent homology from topological data…

2023

Analyzing Film Adaptation through Narrative Alignment

EMNLP 2023long main

Novels are often adapted into feature films, but the differences between the two media usually require dropping sections of the source text from the movie script. Here we study this screen adaptation process by constructing narrative alignments using the Smith-Waterman local alignment algorithm coup…

Cited by 0SourcecodeScholar
2022

Learning and Evaluating Character Representations in Novels

ACL 2022findings

We address the problem of learning fixed-length vector representations of characters in novels. Recent advances in word embeddings have proven successful in learning entity representations from short texts, but fall short on longer documents because they do not capture full book-level information. T…

2018

Syntax-Directed Variational Autoencoder for Structured Data

ICLR 2018poster

Deep generative models have been enjoying success in modeling continuous data. However it remains challenging to capture the representations for discrete structures with formal grammars and semantics, e.g., computer programs and molecular structures. How to generate both syntactically and semantical…