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Related papers: Sequence-to-Sequence Learning as Beam-Search Optim…

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Sequence-to-Sequence models were introduced to tackle many real-life problems like machine translation, summarization, image captioning, etc. The standard optimization algorithms are mainly based on example-to-example matching like maximum…

Computation and Language · Computer Science 2018-09-05 Wenhu Chen , Guanlin Li , Shujie Liu , Zhirui Zhang , Mu Li , Ming Zhou

Unsupervised style transfer aims to change the style of an input sentence while preserving its original content without using parallel training data. In current dominant approaches, owing to the lack of fine-grained control on the influence…

Computation and Language · Computer Science 2022-03-14 Chulun Zhou , Liangyu Chen , Jiachen Liu , Xinyan Xiao , Jinsong Su , Sheng Guo , Hua Wu

The task of predicting dialog acts (DA) based on conversational dialog is a key component in the development of conversational agents. Accurately predicting DAs requires a precise modeling of both the conversation and the global tag…

Computation and Language · Computer Science 2020-02-27 Pierre Colombo , Emile Chapuis , Matteo Manica , Emmanuel Vignon , Giovanna Varni , Chloe Clavel

In this work, we propose a realistic semantic network called seq2seq-SC, designed to be compatible with 5G NR and capable of working with generalized text datasets using a pre-trained language model. The goal is to achieve unprecedented…

Signal Processing · Electrical Eng. & Systems 2023-10-19 Ju-Hyung Lee , Dong-Ho Lee , Eunsoo Sheen , Thomas Choi , Jay Pujara

Beam search is an effective and widely used decoding algorithm in many sequence-to-sequence (seq2seq) text generation tasks. However, in open-ended text generation, beam search is often found to produce repetitive and generic texts,…

Computation and Language · Computer Science 2020-05-25 Liang Wang , Jinlong Liu , Jingming Liu

We describe a neural transducer that maintains the flexibility of standard sequence-to-sequence (seq2seq) models while incorporating hierarchical phrases as a source of inductive bias during training and as explicit constraints during…

Computation and Language · Computer Science 2022-11-17 Bailin Wang , Ivan Titov , Jacob Andreas , Yoon Kim

Ranking is a central task in machine learning and information retrieval. In this task, it is especially important to present the user with a slate of items that is appealing as a whole. This in turn requires taking into account interactions…

Information Retrieval · Computer Science 2019-03-21 Irwan Bello , Sayali Kulkarni , Sagar Jain , Craig Boutilier , Ed Chi , Elad Eban , Xiyang Luo , Alan Mackey , Ofer Meshi

End-to-end task-oriented dialog systems usually suffer from the challenge of incorporating knowledge bases. In this paper, we propose a novel yet simple end-to-end differentiable model called memory-to-sequence (Mem2Seq) to address this…

Computation and Language · Computer Science 2018-05-22 Andrea Madotto , Chien-Sheng Wu , Pascale Fung

In this work, we develop new self-learning techniques with an attention-based sequence-to-sequence (seq2seq) model for automatic speech recognition (ASR). For untranscribed speech data, the hypothesis from an ASR system must be used as a…

Computation and Language · Computer Science 2021-12-23 Kenichi Kumatani , Dimitrios Dimitriadis , Yashesh Gaur , Robert Gmyr , Sefik Emre Eskimez , Jinyu Li , Michael Zeng

Prompting, which casts downstream applications as language modeling tasks, has shown to be sample efficient compared to standard fine-tuning with pre-trained models. However, one pitfall of prompting is the need of manually-designed…

Computation and Language · Computer Science 2022-09-21 Zichun Yu , Tianyu Gao , Zhengyan Zhang , Yankai Lin , Zhiyuan Liu , Maosong Sun , Jie Zhou

Globally normalized neural sequence models are considered superior to their locally normalized equivalents because they may ameliorate the effects of label bias. However, when considering high-capacity neural parametrizations that condition…

Machine Learning · Computer Science 2019-04-16 Kartik Goyal , Chris Dyer , Taylor Berg-Kirkpatrick

Sequence-to-sequence models are a powerful workhorse of NLP. Most variants employ a softmax transformation in both their attention mechanism and output layer, leading to dense alignments and strictly positive output probabilities. This…

Computation and Language · Computer Science 2019-06-14 Ben Peters , Vlad Niculae , André F. T. Martins

The vanilla sequence-to-sequence learning (seq2seq) reads and encodes a source sequence into a fixed-length vector only once, suffering from its insufficiency in modeling structural correspondence between the source and target sequence.…

Computation and Language · Computer Science 2018-11-27 Biao Zhang , Deyi Xiong , Jinsong Su

A sequence-to-sequence model is a neural network module for mapping two sequences of different lengths. The sequence-to-sequence model has three core modules: encoder, decoder, and attention. Attention is the bridge that connects the…

Computation and Language · Computer Science 2018-07-24 Andros Tjandra , Sakriani Sakti , Satoshi Nakamura

This paper investigates the applications of various multilingual approaches developed in conventional hidden Markov model (HMM) systems to sequence-to-sequence (seq2seq) automatic speech recognition (ASR). On a set composed of Babel data,…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-09 Martin Karafiát , Murali Karthick Baskar , Shinji Watanabe , Takaaki Hori , Matthew Wiesner , Jan "Honza'' Černocký

Sequence-to-sequence (Seq2Seq) models with attention have excelled at tasks which involve generating natural language sentences such as machine translation, image captioning and speech recognition. Performance has further been improved by…

Computation and Language · Computer Science 2017-08-23 Anuroop Sriram , Heewoo Jun , Sanjeev Satheesh , Adam Coates

We simplify sentences with an attentive neural network sequence to sequence model, dubbed S4. The model includes a novel word-copy mechanism and loss function to exploit linguistic similarities between the original and simplified sentences.…

Computation and Language · Computer Science 2018-05-16 Alexander Mathews , Lexing Xie , Xuming He

Named entity recognition (NER) is a widely studied task in natural language processing. Recently, a growing number of studies have focused on the nested NER. The span-based methods, considering the entity recognition as a span…

Computation and Language · Computer Science 2021-06-22 Zeqi Tan , Yongliang Shen , Shuai Zhang , Weiming Lu , Yueting Zhuang

We take a practical approach to solving sequence labeling problem assuming unavailability of domain expertise and scarcity of informational and computational resources. To this end, we utilize a universal end-to-end Bi-LSTM-based neural…

Computation and Language · Computer Science 2018-08-14 Adnan Akhundov , Dietrich Trautmann , Georg Groh

Generative models have long been the dominant approach for speech recognition. The success of these models however relies on the use of sophisticated recipes and complicated machinery that is not easily accessible to non-practitioners.…

Computation and Language · Computer Science 2017-06-21 Chung-Cheng Chiu , Dieterich Lawson , Yuping Luo , George Tucker , Kevin Swersky , Ilya Sutskever , Navdeep Jaitly