Silvio Amir

Finding Function in Form: Compositional Character Models for Open Vocabulary Word Representation

2015 · arXiv (Cornell University)

Wang Ling, Chris Dyer, Alan W Black, Isabel Trancoso, Ramón Fermandez, Silvio Amir, Luís Marujo, Tiago Luís. Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing. 2015.

Expanding Subjective Lexicons for Social Media Mining with Embedding Subspaces

2016 · arXiv (Cornell University)

Recent approaches for sentiment lexicon induction have capitalized on pre-trained word embeddings that capture latent semantic properties. However, embeddings obtained by optimizing performance of a given task (e.g. predicting contextual words) are sub-optimal for other …

Demographic Representation and Collective Storytelling in the Me Too Twitter Hashtag Activism Movement

2021 · Proceedings of the ACM on Human-Computer Interaction

The #MeToo movement on Twitter has drawn attention to the pervasive nature of sexual harassment and violence. While #MeToo has been praised for providing support for self-disclosures of harassment or violence and shifting societal response, …