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This paper presents a novel neural machine translation model which jointly learns translation and source-side latent graph representations of sentences. Unlike existing pipelined approaches using syntactic parsers, our end-to-end model…

计算与语言 · 计算机科学 2017-07-25 Kazuma Hashimoto , Yoshimasa Tsuruoka

Retrosynthesis prediction is one of the fundamental challenges in organic chemistry and related fields. The goal is to find reactants molecules that can synthesize product molecules. To solve this task, we propose a new graph-to-graph…

定量方法 · 定量生物学 2022-04-20 Zaiyun Lin , Shiqiu Yin , Lei Shi , Wenbiao Zhou , YingSheng Zhang

The era of data deluge has sparked the interest in graph-based learning methods in a number of disciplines such as sociology, biology, neuroscience, or engineering. In this paper, we introduce a graph recurrent neural network (GRNN) for…

机器学习 · 计算机科学 2019-02-19 Vassilis N. Ioannidis , Antonio G. Marques , Georgios B. Giannakis

While it is crucial to capture global information for effective image restoration (IR), integrating such cues into transformer-based methods becomes computationally expensive, especially with high input resolution. Furthermore, the…

计算机视觉与模式识别 · 计算机科学 2024-02-07 Bin Ren , Yawei Li , Jingyun Liang , Rakesh Ranjan , Mengyuan Liu , Rita Cucchiara , Luc Van Gool , Nicu Sebe

Transformer-based pre-trained models have gained much advance in recent years, becoming one of the most important backbones in natural language processing. Recent work shows that the attention mechanism inside Transformer may not be…

计算与语言 · 计算机科学 2022-10-27 Yile Wang , Linyi Yang , Zhiyang Teng , Ming Zhou , Yue Zhang

Non-autoregressive Transformer(NAT) significantly accelerates the inference of neural machine translation. However, conventional NAT models suffer from limited expression power and performance degradation compared to autoregressive (AT)…

计算与语言 · 计算机科学 2023-11-15 Shangtong Gui , Chenze Shao , Zhengrui Ma , Xishan Zhang , Yunji Chen , Yang Feng

Non-autoregressive models greatly improve decoding speed over typical sequence-to-sequence models, but suffer from degraded performance. Infilling and iterative refinement models make up some of this gap by editing the outputs of a…

音频与语音处理 · 电气工程与系统科学 2020-10-28 Ethan A. Chi , Julian Salazar , Katrin Kirchhoff

We present a self-contained system for constructing natural language models for use in text compression. Our system improves upon previous neural network based models by utilizing recent advances in syntactic parsing -- Google's SyntaxNet…

机器学习 · 计算机科学 2016-08-30 David Cox

Graph neural networks are powerful architectures for structured datasets. However, current methods struggle to represent long-range dependencies. Scaling the depth or width of GNNs is insufficient to broaden receptive fields as larger GNNs…

机器学习 · 计算机科学 2022-01-24 Zhanghao Wu , Paras Jain , Matthew A. Wright , Azalia Mirhoseini , Joseph E. Gonzalez , Ion Stoica

We introduce AutoGraph, a scalable autoregressive model for attributed graph generation using decoder-only transformers. By flattening graphs into random sequences of tokens through a reversible process, AutoGraph enables modeling graphs as…

机器学习 · 计算机科学 2025-12-09 Dexiong Chen , Markus Krimmel , Karsten Borgwardt

Non-autoregressive Transformer is a promising text generation model. However, current non-autoregressive models still fall behind their autoregressive counterparts in translation quality. We attribute this accuracy gap to the lack of…

计算与语言 · 计算机科学 2021-03-23 Yu Bao , Shujian Huang , Tong Xiao , Dongqi Wang , Xinyu Dai , Jiajun Chen

Syntactic parsing using dependency structures has become a standard technique in natural language processing with many different parsing models, in particular data-driven models that can be trained on syntactically annotated corpora. In…

计算与语言 · 计算机科学 2020-01-30 Rahul Radhakrishnan Iyer , Miguel Ballesteros , Chris Dyer , Robert Frederking

We present structured perceptron training for neural network transition-based dependency parsing. We learn the neural network representation using a gold corpus augmented by a large number of automatically parsed sentences. Given this fixed…

计算与语言 · 计算机科学 2015-06-23 David Weiss , Chris Alberti , Michael Collins , Slav Petrov

We present ReCAT, a recursive composition augmented Transformer that is able to explicitly model hierarchical syntactic structures of raw texts without relying on gold trees during both learning and inference. Existing research along this…

计算与语言 · 计算机科学 2024-03-13 Xiang Hu , Qingyang Zhu , Kewei Tu , Wei Wu

We present a deep neural architecture that parses sentences into three semantic dependency graph formalisms. By using efficient, nearly arc-factored inference and a bidirectional-LSTM composed with a multi-layer perceptron, our base system…

计算与语言 · 计算机科学 2017-04-27 Hao Peng , Sam Thomson , Noah A. Smith

Non-projective parsing can be useful to handle cycles and reentrancy in AMR graphs. We explore this idea and introduce a greedy left-to-right non-projective transition-based parser. At each parsing configuration, an oracle decides whether…

计算与语言 · 计算机科学 2018-05-24 David Vilares , Carlos Gómez-Rodríguez

Relational Deep Learning (RDL) is a promising approach for building state-of-the-art predictive models on multi-table relational data by representing it as a heterogeneous temporal graph. However, commonly used Graph Neural Network models…

Graph representation learning (a.k.a. network embedding) is a significant topic of network analysis, due to its effectiveness to support various graph inference tasks. In this paper, we study the representation learning with multiple…

社会与信息网络 · 计算机科学 2023-05-17 Meng Qin

Referring image segmentation is an advanced semantic segmentation task where target is not a predefined class but is described in natural language. Most of existing methods for this task rely heavily on convolutional neural networks, which…

计算机视觉与模式识别 · 计算机科学 2022-04-01 Namyup Kim , Dongwon Kim , Cuiling Lan , Wenjun Zeng , Suha Kwak

This paper integrates graph-to-sequence into an end-to-end text-to-speech framework for syntax-aware modelling with syntactic information of input text. Specifically, the input text is parsed by a dependency parsing module to form a…

声音 · 计算机科学 2023-09-19 Jianzong Wang , Xulong Zhang , Aolan Sun , Ning Cheng , Jing Xiao