Search Results for author: Justin T. Chiu

Found 10 papers, 7 papers with code

Language Model Inversion

2 code implementations22 Nov 2023 John X. Morris, Wenting Zhao, Justin T. Chiu, Vitaly Shmatikov, Alexander M. Rush

We consider the problem of language model inversion and show that next-token probabilities contain a surprising amount of information about the preceding text.

Language Modelling

Asking More Informative Questions for Grounded Retrieval

no code implementations14 Nov 2023 Sedrick Keh, Justin T. Chiu, Daniel Fried

When a model is trying to gather information in an interactive setting, it benefits from asking informative questions.

Question Answering Question Selection +2

Abductive Commonsense Reasoning Exploiting Mutually Exclusive Explanations

no code implementations24 May 2023 Wenting Zhao, Justin T. Chiu, Claire Cardie, Alexander M. Rush

Instead of using direct supervision, this work proposes an approach for abductive commonsense reasoning that exploits the fact that only a subset of explanations is correct for a given context.

HOP, UNION, GENERATE: Explainable Multi-hop Reasoning without Rationale Supervision

no code implementations23 May 2023 Wenting Zhao, Justin T. Chiu, Claire Cardie, Alexander M. Rush

Explainable multi-hop question answering (QA) not only predicts answers but also identifies rationales, i. e. subsets of input sentences used to derive the answers.

Multi-hop Question Answering Question Answering

Teal: Learning-Accelerated Optimization of WAN Traffic Engineering

1 code implementation25 Oct 2022 Zhiying Xu, Francis Y. Yan, Rachee Singh, Justin T. Chiu, Alexander M. Rush, Minlan Yu

The rapid expansion of global cloud wide-area networks (WANs) has posed a challenge for commercial optimization engines to efficiently solve network traffic engineering (TE) problems at scale.

Multi-agent Reinforcement Learning Reinforcement Learning (RL)

Unsupervised Text Deidentification

1 code implementation20 Oct 2022 John X. Morris, Justin T. Chiu, Ramin Zabih, Alexander M. Rush

We propose an unsupervised deidentification method that masks words that leak personally-identifying information.

Named Entity Recognition Named Entity Recognition (NER)

Low-Rank Constraints for Fast Inference in Structured Models

1 code implementation NeurIPS 2021 Justin T. Chiu, Yuntian Deng, Alexander M. Rush

This work demonstrates a simple approach to reduce the computational and memory complexity of a large class of structured models.

Language Modelling Music Modeling

Reference-Centric Models for Grounded Collaborative Dialogue

1 code implementation EMNLP 2021 Daniel Fried, Justin T. Chiu, Dan Klein

We present a grounded neural dialogue model that successfully collaborates with people in a partially-observable reference game.

Scaling Hidden Markov Language Models

1 code implementation EMNLP 2020 Justin T. Chiu, Alexander M. Rush

The hidden Markov model (HMM) is a fundamental tool for sequence modeling that cleanly separates the hidden state from the emission structure.

Language Modelling

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