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Multi-encoder models are a broad family of context-aware neural machine translation systems that aim to improve translation quality by encoding document-level contextual information alongside the current sentence. The context encoding is…

Computation and Language · Computer Science 2022-10-25 Lorenzo Lupo , Marco Dinarelli , Laurent Besacier

Spurred by a huge interest in the post-Shannon communication, it has recently been shown that leveraging semantics can significantly improve the communication effectiveness across many tasks. In this article, inspired by human…

Information Theory · Computer Science 2023-03-10 Hyowoon Seo , Jihong Park , Mehdi Bennis , Mérouane Debbah

We present a neural model for paraphrasing and train it to generate delexicalized sentences. We achieve this by creating training data in which each input is paired with a number of reference paraphrases. These sets of reference paraphrases…

Computation and Language · Computer Science 2020-12-07 Boya Yu , Konstantine Arkoudas , Wael Hamza

Different from other sequential data, sentences in natural language are structured by linguistic grammars. Previous generative conversational models with chain-structured decoder ignore this structure in human language and might generate…

Artificial Intelligence · Computer Science 2018-01-04 Ganbin Zhou , Ping Luo , Rongyu Cao , Yijun Xiao , Fen Lin , Bo Chen , Qing He

Transformer-based models have demonstrated their effectiveness in automatic speech recognition (ASR) tasks and even shown superior performance over the conventional hybrid framework. The main idea of Transformers is to capture the…

Sound · Computer Science 2022-07-05 Kun Wei , Pengcheng Guo , Ning Jiang

Training machines to understand natural language and interact with humans is one of the major goals of artificial intelligence. Recent years have witnessed an evolution from matching networks to pre-trained language models (PrLMs). In…

Computation and Language · Computer Science 2023-01-12 Zhuosheng Zhang , Hai Zhao , Longxiang Liu

Current language models are usually trained using a self-supervised scheme, where the main focus is learning representations at the word or sentence level. However, there has been limited progress in generating useful discourse-level…

Computation and Language · Computer Science 2021-09-13 Vladimir Araujo , Andrés Villa , Marcelo Mendoza , Marie-Francine Moens , Alvaro Soto

Speech emotion recognition is a challenging task, and extensive reliance has been placed on models that use audio features in building well-performing classifiers. In this paper, we propose a novel deep dual recurrent encoder model that…

Computation and Language · Computer Science 2018-10-11 Seunghyun Yoon , Seokhyun Byun , Kyomin Jung

We investigate how next-token prediction (NTP) optimization leads language models to extract and organize semantic structure from text. Our analysis, based on a tractable mathematical model and controlled synthetic data, reveals that NTP…

Computation and Language · Computer Science 2025-10-09 Yize Zhao , Christos Thrampoulidis

Deductive coding is a common discourse analysis method widely used by learning science and learning analytics researchers for understanding teaching and learning interactions. It often requires researchers to manually label all discourses…

Computation and Language · Computer Science 2024-10-03 Lishan Zhang , Han Wu , Xiaoshan Huang , Tengfei Duan , Hanxiang Du

We explore context representation learning methods in neural-based models for dialog act classification. We propose and compare extensively different methods which combine recurrent neural network architectures and attention mechanisms…

Computation and Language · Computer Science 2017-08-09 Daniel Ortega , Ngoc Thang Vu

Recursive processing in sentence comprehension is considered a hallmark of human linguistic abilities. However, its underlying neural mechanisms remain largely unknown. We studied whether a modern artificial neural network trained with…

Computation and Language · Computer Science 2021-05-04 Yair Lakretz , Dieuwke Hupkes , Alessandra Vergallito , Marco Marelli , Marco Baroni , Stanislas Dehaene

This paper presents two ways of dealing with scarce data in semantic decoding using N-Best speech recognition hypotheses. First, we learn features by using a deep learning architecture in which the weights for the unknown and known…

Computation and Language · Computer Science 2018-06-22 Lina M. Rojas-Barahona , Stefan Ultes , Pawel Budzianowski , Iñigo Casanueva , Milica Gasic , Bo-Hsiang Tseng , Steve Young

The impressive performance of neural networks on natural language processing tasks attributes to their ability to model complicated word and phrase compositions. To explain how the model handles semantic compositions, we study hierarchical…

Computation and Language · Computer Science 2020-06-16 Xisen Jin , Zhongyu Wei , Junyi Du , Xiangyang Xue , Xiang Ren

Context-aware translation can be achieved by processing a concatenation of consecutive sentences with the standard Transformer architecture. This paper investigates the intuitive idea of providing the model with explicit information about…

Computation and Language · Computer Science 2023-04-06 Lorenzo Lupo , Marco Dinarelli , Laurent Besacier

This paper presents our novel method to encode word confusion networks, which can represent a rich hypothesis space of automatic speech recognition systems, via recurrent neural networks. We demonstrate the utility of our approach for the…

Computation and Language · Computer Science 2017-08-10 Glorianna Jagfeld , Ngoc Thang Vu

Recent literature shows that large-scale language modeling provides excellent reusable sentence representations with both recurrent and self-attentive architectures. However, there has been less clarity on the commonalities and differences…

Computation and Language · Computer Science 2019-08-30 Jindřich Libovický , Pranava Madhyastha

Recently, semantic parsing using hierarchical representations for dialog systems has captured substantial attention. Task-Oriented Parse (TOP), a tree representation with intents and slots as labels of nested tree nodes, has been proposed…

Computation and Language · Computer Science 2022-11-29 Xiaojun Meng , Wenlin Dai , Yasheng Wang , Baojun Wang , Zhiyong Wu , Xin Jiang , Qun Liu

We consider a semantic communication system for speech signals, named DeepSC-S. Motivated by the breakthroughs in deep learning (DL), we make an effort to recover the transmitted speech signals in the semantic communication systems, which…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-09 Zhenzi Weng , Zhijin Qin , Geoffrey Ye Li

Definition Extraction (DE) is one of the well-known topics in Information Extraction that aims to identify terms and their corresponding definitions in unstructured texts. This task can be formalized either as a sentence classification task…

Computation and Language · Computer Science 2020-05-01 Amir Pouran Ben Veyseh , Franck Dernoncourt , Dejing Dou , Thien Huu Nguyen