Search Results for author: Dzmitry Bahdanau

Found 34 papers, 19 papers with code

LAGr: Label Aligned Graphs for Better Systematic Generalization in Semantic Parsing

no code implementations ACL 2022 Dora Jambor, Dzmitry Bahdanau

In this work, we show that better systematic generalization can be achieved by producing the meaning representation directly as a graph and not as a sequence.

Semantic Parsing Systematic Generalization

Systematic Generalization with Edge Transformers

1 code implementation NeurIPS 2021 Leon Bergen, Timothy J. O'Donnell, Dzmitry Bahdanau

Recent research suggests that systematic generalization in natural language understanding remains a challenge for state-of-the-art neural models such as Transformers and Graph Neural Networks.

Dependency Parsing Natural Language Understanding +3

LAGr: Labeling Aligned Graphs for Improving Systematic Generalization in Semantic Parsing

no code implementations14 Oct 2021 Dora Jambor, Dzmitry Bahdanau

In this work, we show that better systematic generalization can be achieved by producing the meaning representation (MR) directly as a graph and not as a sequence.

Semantic Parsing Systematic Generalization

Compositional Generalization in Dependency Parsing

no code implementations ACL 2022 Emily Goodwin, Siva Reddy, Timothy J. O'Donnell, Dzmitry Bahdanau

To test compositional generalization in semantic parsing, Keysers et al. (2020) introduced Compositional Freebase Queries (CFQ).

Dependency Parsing Semantic Parsing

PICARD: Parsing Incrementally for Constrained Auto-Regressive Decoding from Language Models

1 code implementation EMNLP 2021 Torsten Scholak, Nathan Schucher, Dzmitry Bahdanau

Large pre-trained language models for textual data have an unconstrained output space; at each decoding step, they can produce any of 10, 000s of sub-word tokens.

Dialogue State Tracking Semantic Parsing +2

Understanding by Understanding Not: Modeling Negation in Language Models

1 code implementation NAACL 2021 Arian Hosseini, Siva Reddy, Dzmitry Bahdanau, R Devon Hjelm, Alessandro Sordoni, Aaron Courville

To improve language models in this regard, we propose to augment the language modeling objective with an unlikelihood objective that is based on negated generic sentences from a raw text corpus.

Language Modelling

Jointly Learning Truth-Conditional Denotations and Groundings using Parallel Attention

no code implementations14 Apr 2021 Leon Bergen, Dzmitry Bahdanau, Timothy J. O'Donnell

We present a model that jointly learns the denotations of words together with their groundings using a truth-conditional semantics.

Question Answering Visual Question Answering

DuoRAT: Towards Simpler Text-to-SQL Models

1 code implementation NAACL 2021 Torsten Scholak, Raymond Li, Dzmitry Bahdanau, Harm de Vries, Chris Pal

Recent neural text-to-SQL models can effectively translate natural language questions to corresponding SQL queries on unseen databases.

Text-To-Sql

Towards Ecologically Valid Research on Language User Interfaces

no code implementations28 Jul 2020 Harm de Vries, Dzmitry Bahdanau, Christopher Manning

To this end, we describe what we deem an ideal methodology for machine learning research on LUIs and categorize five common ways in which recent benchmarks deviate from it.

BabyAI 1.1

3 code implementations24 Jul 2020 David Yu-Tung Hui, Maxime Chevalier-Boisvert, Dzmitry Bahdanau, Yoshua Bengio

This increases reinforcement learning sample efficiency by up to 3 times and improves imitation learning performance on the hardest level from 77 % to 90. 4 %.

Imitation Learning reinforcement-learning

Combating False Negatives in Adversarial Imitation Learning

no code implementations2 Feb 2020 Konrad Zolna, Chitwan Saharia, Leonard Boussioux, David Yu-Tung Hui, Maxime Chevalier-Boisvert, Dzmitry Bahdanau, Yoshua Bengio

In adversarial imitation learning, a discriminator is trained to differentiate agent episodes from expert demonstrations representing the desired behavior.

Imitation Learning

CLOSURE: Assessing Systematic Generalization of CLEVR Models

3 code implementations12 Dec 2019 Dzmitry Bahdanau, Harm de Vries, Timothy J. O'Donnell, Shikhar Murty, Philippe Beaudoin, Yoshua Bengio, Aaron Courville

In this work, we study how systematic the generalization of such models is, that is to which extent they are capable of handling novel combinations of known linguistic constructs.

Few-Shot Learning Systematic Generalization +1

Automated curriculum generation for Policy Gradients from Demonstrations

1 code implementation1 Dec 2019 Anirudh Srinivasan, Dzmitry Bahdanau, Maxime Chevalier-Boisvert, Yoshua Bengio

In this paper, we present a technique that improves the process of training an agent (using RL) for instruction following.

Systematic Generalization: What Is Required and Can It Be Learned?

2 code implementations ICLR 2019 Dzmitry Bahdanau, Shikhar Murty, Michael Noukhovitch, Thien Huu Nguyen, Harm de Vries, Aaron Courville

Numerous models for grounded language understanding have been recently proposed, including (i) generic models that can be easily adapted to any given task and (ii) intuitively appealing modular models that require background knowledge to be instantiated.

Systematic Generalization Visual Question Answering +1

BabyAI: A Platform to Study the Sample Efficiency of Grounded Language Learning

4 code implementations ICLR 2019 Maxime Chevalier-Boisvert, Dzmitry Bahdanau, Salem Lahlou, Lucas Willems, Chitwan Saharia, Thien Huu Nguyen, Yoshua Bengio

Allowing humans to interactively train artificial agents to understand language instructions is desirable for both practical and scientific reasons, but given the poor data efficiency of the current learning methods, this goal may require substantial research efforts.

Grounded language learning

Learning to Understand Goal Specifications by Modelling Reward

1 code implementation ICLR 2019 Dzmitry Bahdanau, Felix Hill, Jan Leike, Edward Hughes, Arian Hosseini, Pushmeet Kohli, Edward Grefenstette

Recent work has shown that deep reinforcement-learning agents can learn to follow language-like instructions from infrequent environment rewards.

Sequence Tutor: Conservative Fine-Tuning of Sequence Generation Models with KL-control

no code implementations ICML 2017 Natasha Jaques, Shixiang Gu, Dzmitry Bahdanau, José Miguel Hernández-Lobato, Richard E. Turner, Douglas Eck

This paper proposes a general method for improving the structure and quality of sequences generated by a recurrent neural network (RNN), while maintaining information originally learned from data, as well as sample diversity.

Theano: A Python framework for fast computation of mathematical expressions

1 code implementation9 May 2016 The Theano Development Team, Rami Al-Rfou, Guillaume Alain, Amjad Almahairi, Christof Angermueller, Dzmitry Bahdanau, Nicolas Ballas, Frédéric Bastien, Justin Bayer, Anatoly Belikov, Alexander Belopolsky, Yoshua Bengio, Arnaud Bergeron, James Bergstra, Valentin Bisson, Josh Bleecher Snyder, Nicolas Bouchard, Nicolas Boulanger-Lewandowski, Xavier Bouthillier, Alexandre de Brébisson, Olivier Breuleux, Pierre-Luc Carrier, Kyunghyun Cho, Jan Chorowski, Paul Christiano, Tim Cooijmans, Marc-Alexandre Côté, Myriam Côté, Aaron Courville, Yann N. Dauphin, Olivier Delalleau, Julien Demouth, Guillaume Desjardins, Sander Dieleman, Laurent Dinh, Mélanie Ducoffe, Vincent Dumoulin, Samira Ebrahimi Kahou, Dumitru Erhan, Ziye Fan, Orhan Firat, Mathieu Germain, Xavier Glorot, Ian Goodfellow, Matt Graham, Caglar Gulcehre, Philippe Hamel, Iban Harlouchet, Jean-Philippe Heng, Balázs Hidasi, Sina Honari, Arjun Jain, Sébastien Jean, Kai Jia, Mikhail Korobov, Vivek Kulkarni, Alex Lamb, Pascal Lamblin, Eric Larsen, César Laurent, Sean Lee, Simon Lefrancois, Simon Lemieux, Nicholas Léonard, Zhouhan Lin, Jesse A. Livezey, Cory Lorenz, Jeremiah Lowin, Qianli Ma, Pierre-Antoine Manzagol, Olivier Mastropietro, Robert T. McGibbon, Roland Memisevic, Bart van Merriënboer, Vincent Michalski, Mehdi Mirza, Alberto Orlandi, Christopher Pal, Razvan Pascanu, Mohammad Pezeshki, Colin Raffel, Daniel Renshaw, Matthew Rocklin, Adriana Romero, Markus Roth, Peter Sadowski, John Salvatier, François Savard, Jan Schlüter, John Schulman, Gabriel Schwartz, Iulian Vlad Serban, Dmitriy Serdyuk, Samira Shabanian, Étienne Simon, Sigurd Spieckermann, S. Ramana Subramanyam, Jakub Sygnowski, Jérémie Tanguay, Gijs van Tulder, Joseph Turian, Sebastian Urban, Pascal Vincent, Francesco Visin, Harm de Vries, David Warde-Farley, Dustin J. Webb, Matthew Willson, Kelvin Xu, Lijun Xue, Li Yao, Saizheng Zhang, Ying Zhang

Since its introduction, it has been one of the most used CPU and GPU mathematical compilers - especially in the machine learning community - and has shown steady performance improvements.

Dimensionality Reduction General Classification

Task Loss Estimation for Sequence Prediction

1 code implementation19 Nov 2015 Dzmitry Bahdanau, Dmitriy Serdyuk, Philémon Brakel, Nan Rosemary Ke, Jan Chorowski, Aaron Courville, Yoshua Bengio

Our idea is that this score can be interpreted as an estimate of the task loss, and that the estimation error may be used as a consistent surrogate loss.

Speech Recognition

End-to-End Attention-based Large Vocabulary Speech Recognition

1 code implementation18 Aug 2015 Dzmitry Bahdanau, Jan Chorowski, Dmitriy Serdyuk, Philemon Brakel, Yoshua Bengio

Many of the current state-of-the-art Large Vocabulary Continuous Speech Recognition Systems (LVCSR) are hybrids of neural networks and Hidden Markov Models (HMMs).

Acoustic Modelling Speech Recognition

Attention-Based Models for Speech Recognition

13 code implementations NeurIPS 2015 Jan Chorowski, Dzmitry Bahdanau, Dmitriy Serdyuk, Kyunghyun Cho, Yoshua Bengio

Recurrent sequence generators conditioned on input data through an attention mechanism have recently shown very good performance on a range of tasks in- cluding machine translation, handwriting synthesis and image caption gen- eration.

Machine Translation Speech Recognition +1

Blocks and Fuel: Frameworks for deep learning

5 code implementations1 Jun 2015 Bart van Merriënboer, Dzmitry Bahdanau, Vincent Dumoulin, Dmitriy Serdyuk, David Warde-Farley, Jan Chorowski, Yoshua Bengio

We introduce two Python frameworks to train neural networks on large datasets: Blocks and Fuel.

End-to-end Continuous Speech Recognition using Attention-based Recurrent NN: First Results

no code implementations4 Dec 2014 Jan Chorowski, Dzmitry Bahdanau, Kyunghyun Cho, Yoshua Bengio

We replace the Hidden Markov Model (HMM) which is traditionally used in in continuous speech recognition with a bi-directional recurrent neural network encoder coupled to a recurrent neural network decoder that directly emits a stream of phonemes.

Speech Recognition

On the Properties of Neural Machine Translation: Encoder-Decoder Approaches

1 code implementation3 Sep 2014 Kyunghyun Cho, Bart van Merrienboer, Dzmitry Bahdanau, Yoshua Bengio

In this paper, we focus on analyzing the properties of the neural machine translation using two models; RNN Encoder--Decoder and a newly proposed gated recursive convolutional neural network.

Machine Translation Translation

Overcoming the Curse of Sentence Length for Neural Machine Translation using Automatic Segmentation

no code implementations WS 2014 Jean Pouget-Abadie, Dzmitry Bahdanau, Bart van Merrienboer, Kyunghyun Cho, Yoshua Bengio

The authors of (Cho et al., 2014a) have shown that the recently introduced neural network translation systems suffer from a significant drop in translation quality when translating long sentences, unlike existing phrase-based translation systems.

Machine Translation Translation

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