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Abstractive text summarization is one of the areas influenced by the emergence of pre-trained language models. Current pre-training works in abstractive summarization give more points to the summaries with more words in common with the main…

Computation and Language · Computer Science 2021-09-10 Alireza Salemi , Emad Kebriaei , Ghazal Neisi Minaei , Azadeh Shakery

We present an algorithm based on multi-layer transformers for identifying Adverse Drug Reactions (ADR) in social media data. Our model relies on the properties of the problem and the characteristics of contextual word embeddings to extract…

Computation and Language · Computer Science 2021-05-25 Payam Karisani , Jinho D. Choi , Li Xiong

Traditionally, natural language processing (NLP) models often use a rich set of features created by linguistic expertise, such as semantic representations. However, in the era of large language models (LLMs), more and more tasks are turned…

Computation and Language · Computer Science 2024-05-03 Zhijing Jin , Yuen Chen , Fernando Gonzalez , Jiarui Liu , Jiayi Zhang , Julian Michael , Bernhard Schölkopf , Mona Diab

The sliding window approach provides an elegant way to handle contexts of sizes larger than the Transformer's input window, for tasks like language modeling. Here we extend this approach to the sequence-to-sequence task of document parsing.…

Computation and Language · Computer Science 2023-05-30 Sadhana Kumaravel , Tahira Naseem , Ramon Fernandez Astudillo , Radu Florian , Salim Roukos

Our work involves enriching the Stack-LSTM transition-based AMR parser (Ballesteros and Al-Onaizan, 2017) by augmenting training with Policy Learning and rewarding the Smatch score of sampled graphs. In addition, we also combined several…

Computation and Language · Computer Science 2019-06-03 Tahira Naseem , Abhishek Shah , Hui Wan , Radu Florian , Salim Roukos , Miguel Ballesteros

The act of telling stories is a fundamental part of what it means to be human. This work introduces the concept of narrative information, which we define to be the overlap in information space between a story and the items that compose the…

Computation and Language · Computer Science 2023-02-14 Dylan R. Ashley , Vincent Herrmann , Zachary Friggstad , Jürgen Schmidhuber

This survey paper delves into the emerging and critical area of symbolic knowledge distillation in Large Language Models (LLMs). As LLMs like Generative Pre-trained Transformer-3 (GPT-3) and Bidirectional Encoder Representations from…

Computation and Language · Computer Science 2024-08-21 Kamal Acharya , Alvaro Velasquez , Houbing Herbert Song

A key competence for open-ended learning is the formation of increasingly abstract representations useful for driving complex behavior. Abstract representations ignore specific details and facilitate generalization. Here we consider the…

Machine Learning · Computer Science 2021-09-06 Charles Wilmot , Gianluca Baldassarre , Jochen Triesch

Neural machine translation (NMT) usually works in a seq2seq learning way by viewing either source or target sentence as a linear sequence of words, which can be regarded as a special case of graph, taking words in the sequence as nodes and…

Computation and Language · Computer Science 2020-09-17 Sufeng Duan , Hai Zhao , Rui Wang

Semantic parsing is the task of producing a structured meaning representation for natural language utterances or questions. Recent research has pointed out that the commonly-used sequence-to-sequence (seq2seq) semantic parsers struggle to…

Computation and Language · Computer Science 2022-06-06 Dora Jambor , Dzmitry Bahdanau

The message-passing mechanism helps Graph Neural Networks (GNNs) achieve remarkable results on various node classification tasks. Nevertheless, the recursive nodes fetching and aggregation in message-passing cause inference latency when…

Machine Learning · Computer Science 2022-10-19 Jie Chen , Shouzhen Chen , Mingyuan Bai , Junbin Gao , Junping Zhang , Jian Pu

Ensuring factual consistency is crucial for natural language generation tasks, particularly in abstractive summarization, where preserving the integrity of information is paramount. Prior works on evaluating factual consistency of…

Computation and Language · Computer Science 2024-10-07 Haoyi Qiu , Kung-Hsiang Huang , Jingnong Qu , Nanyun Peng

A computationally expensive and memory intensive neural network lies behind the recent success of language representation learning. Knowledge distillation, a major technique for deploying such a vast language model in resource-scarce…

Computation and Language · Computer Science 2021-09-20 Geondo Park , Gyeongman Kim , Eunho Yang

The AMR (Abstract Meaning Representation) formalism for representing meaning of natural language sentences was not designed to deal with scope and quantifiers. By extending AMR with indices for contexts and formulating constraints on these…

Computation and Language · Computer Science 2020-10-28 Johan Bos

We introduce SWAN (Semantic Watermarking with Abstract Meaning Representation), a novel framework that embeds watermark signatures into the semantic structure of a sentence using Abstract Meaning Representation (AMR). In contrast to…

This study presents a novel approach for knowledge distillation (KD) from a BERT teacher model to an automatic speech recognition (ASR) model using intermediate layers. To distil the teacher's knowledge, we use an attention decoder that…

Computation and Language · Computer Science 2024-01-23 Michael Hentschel , Yuta Nishikawa , Tatsuya Komatsu , Yusuke Fujita

Sequence-level knowledge distillation reduces the size of Seq2Seq models for more efficient abstractive summarization. However, it often leads to a loss of abstractiveness in summarization. In this paper, we propose a novel approach named…

Computation and Language · Computer Science 2023-12-05 Hwanjun Song , Igor Shalyminov , Hang Su , Siffi Singh , Kaisheng Yao , Saab Mansour

Identifying semantically equivalent sentences is important for many cross-lingual and mono-lingual NLP tasks. Current approaches to semantic equivalence take a loose, sentence-level approach to "equivalence," despite previous evidence that…

Computation and Language · Computer Science 2022-10-07 Shira Wein , Zhuxin Wang , Nathan Schneider

Recent advances have indicated the strengths of self-supervised pre-training for improving representation learning on downstream tasks. Existing works often utilize self-supervised pre-trained models by fine-tuning on downstream tasks.…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Yuchen Ma , Yanbei Chen , Zeynep Akata

In this study, we focus on the graph representation learning (a.k.a. network embedding) in attributed graphs. Different from existing embedding methods that treat the incorporation of graph structure and semantic as the simple combination…

Social and Information Networks · Computer Science 2023-05-12 Meng Qin