Search Results for author: Jo{\~a}o Sedoc

Found 5 papers, 0 papers with code

The Role of Protected Class Word Lists in Bias Identification of Contextualized Word Representations

no code implementations WS 2019 Jo{\~a}o Sedoc, Lyle Ungar

Systemic bias in word embeddings has been widely reported and studied, and efforts made to debias them; however, new contextualized embeddings such as ELMo and BERT are only now being similarly studied.

Word Embeddings

ChatEval: A Tool for Chatbot Evaluation

no code implementations NAACL 2019 Jo{\~a}o Sedoc, Daphne Ippolito, Arun Kirubarajan, Jai Thirani, Lyle Ungar, Chris Callison-Burch

We introduce a unified framework for human evaluation of chatbots that augments existing tools and provides a web-based hub for researchers to share and compare their dialog systems.

Chatbot Open-Domain Dialog

Semantic Word Clusters Using Signed Spectral Clustering

no code implementations ACL 2017 Jo{\~a}o Sedoc, Jean Gallier, Dean Foster, Lyle Ungar

For spectral clustering using such word embeddings, words are points in a vector space where synonyms are linked with positive weights, while antonyms are linked with negative weights.

Clustering Graph Clustering +3

Predicting Emotional Word Ratings using Distributional Representations and Signed Clustering

no code implementations EACL 2017 Jo{\~a}o Sedoc, Daniel Preo{\c{t}}iuc-Pietro, Lyle Ungar

Inferring the emotional content of words is important for text-based sentiment analysis, dialogue systems and psycholinguistics, but word ratings are expensive to collect at scale and across languages or domains.

Clustering Position +2

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