activity
20162026
most citedParaphrasing evades detectors of AI-generated text, but retrieval is an effective defense

91 citations · 357 across the 70 of their papers we have counts for

collaborators
Showing 2019Show all

10 papers · 1 filter

cs.CL2019

Investigating Sports Commentator Bias within a Large Corpus of American Football Broadcasts

Jack Merullo, Luke Yeh, Abram Handler +3

Sports broadcasters inject drama into play-by-play commentary by building team and player narratives through subjective analyses and anecdotes. Prior studies based on small dataset…

cs.CL2019

Thieves on Sesame Street! Model Extraction of BERT-based APIs

Kalpesh Krishna, Gaurav Singh Tomar, Ankur P. Parikh +2

We study the problem of model extraction in natural language processing, in which an adversary with only query access to a victim model attempts to reconstruct a local copy of that…

cs.IR2019

Attentive History Selection for Conversational Question Answering

Chen Qu, Liu Yang, Minghui Qiu +4

Conversational question answering (ConvQA) is a simplified but concrete setting of conversational search. One of its major challenges is to leverage the conversation history to und…

cs.CL2019

Generating Question-Answer Hierarchies

Kalpesh Krishna, Mohit Iyyer

The process of knowledge acquisition can be viewed as a question-answer game between a student and a teacher in which the student typically starts by asking broad, open-ended quest…

cs.CL2019

Encouraging Paragraph Embeddings to Remember Sentence Identity Improves Classification

Tu Vu, Mohit Iyyer

While paragraph embedding models are remarkably effective for downstream classification tasks, what they learn and encode into a single vector remains opaque. In this paper, we inv…

cs.CL2019

Syntactically Supervised Transformers for Faster Neural Machine Translation

Nader Akoury, Kalpesh Krishna, Mohit Iyyer

Standard decoders for neural machine translation autoregressively generate a single target token per time step, which slows inference especially for long outputs. While architectur…