b'Lu Chen'

Decoupled Dialogue Modeling and Semantic Parsing for Multi-Turn Text-to-SQL

Recently, Text-to-SQL for multi-turn dialogue has attracted great intere...
06/04/2021 ∙ by Zhi Chen, et al. ∙ 0 ∙ share

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LGESQL: Line Graph Enhanced Text-to-SQL Model with Mixed Local and Non-Local Relations

This work aims to tackle the challenging heterogeneous graph encoding pr...
06/02/2021 ∙ by Ruisheng Cao, et al. ∙ 0 ∙ share

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ShadowGNN: Graph Projection Neural Network for Text-to-SQL Parser

Given a database schema, Text-to-SQL aims to translate a natural languag...
04/10/2021 ∙ by Zhi Chen, et al. ∙ 0 ∙ share

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Game-theoretic Understanding of Adversarially Learned Features

This paper aims to understand adversarial attacks and defense from a new...
03/12/2021 ∙ by Jie Ren, et al. ∙ 0 ∙ share

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LET: Linguistic Knowledge Enhanced Graph Transformer for Chinese Short Text Matching

Chinese short text matching is a fundamental task in natural language pr...
02/25/2021 ∙ by Boer Lyu, et al. ∙ 0 ∙ share

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WebSRC: A Dataset for Web-Based Structural Reading Comprehension

Web search is an essential way for human to obtain information, but it's...
01/23/2021 ∙ by Lu Chen, et al. ∙ 0 ∙ share

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Comparison and Improvement for Delay Analysis Approaches: Theoretical Models and Experimental Tests

Computer network tends to be subjected to the proliferation of mobile de...
01/21/2021 ∙ by Yue Hong Gao, et al. ∙ 0 ∙ share

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Searching Personalized k-wing in Large and Dynamic Bipartite Graphs

There are extensive studies focusing on the application scenario that al...
01/04/2021 ∙ by Aman Abidi, et al. ∙ 0 ∙ share

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FAWA: Fast Adversarial Watermark Attack on Optical Character Recognition (OCR) Systems

Deep neural networks (DNNs) significantly improved the accuracy of optic...
12/15/2020 ∙ by Lu Chen, et al. ∙ 0 ∙ share

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Improving Redundancy Availability: Dynamic Subtasks Modulation for Robots with Redundancy Insufficiency

This work presents an approach for robots to suitably carry out complex ...
11/25/2020 ∙ by Lu Chen, et al. ∙ 0 ∙ share

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An Investigation on Different Underlying Quantization Schemes for Pre-trained Language Models

Recently, pre-trained language models like BERT have shown promising per...
10/14/2020 ∙ by Zihan Zhao, et al. ∙ 3 ∙ share

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SOUP: Spatial-Temporal Demand Forecasting and Competitive Supply

We consider a setting with an evolving set of requests for transportatio...
09/24/2020 ∙ by Bolong Zheng, et al. ∙ 0 ∙ share

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CREDIT: Coarse-to-Fine Sequence Generation for Dialogue State Tracking

In dialogue systems, a dialogue state tracker aims to accurately find a ...
09/22/2020 ∙ by Zhi Chen, et al. ∙ 0 ∙ share

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Dual Learning for Dialogue State Tracking

In task-oriented multi-turn dialogue systems, dialogue state refers to a...
09/22/2020 ∙ by Zhi Chen, et al. ∙ 0 ∙ share

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Efficiently Finding a Maximal Clique Summary via Effective Sampling

Maximal clique enumeration (MCE) is a fundamental problem in graph theor...
09/22/2020 ∙ by Xiaofan Li, et al. ∙ 0 ∙ share

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Structured Hierarchical Dialogue Policy with Graph Neural Networks

Dialogue policy training for composite tasks, such as restaurant reserva...
09/22/2020 ∙ by Zhi Chen, et al. ∙ 0 ∙ share

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Distributed Structured Actor-Critic Reinforcement Learning for Universal Dialogue Management

The task-oriented spoken dialogue system (SDS) aims to assist a human us...
09/22/2020 ∙ by Zhi Chen, et al. ∙ 0 ∙ share

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Deep Reinforcement Learning for On-line Dialogue State Tracking

Dialogue state tracking (DST) is a crucial module in dialogue management...
09/22/2020 ∙ by Zhi Chen, et al. ∙ 0 ∙ share

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Vector Projection Network for Few-shot Slot Tagging in Natural Language Understanding

Few-shot slot tagging becomes appealing for rapid domain transfer and ad...
09/21/2020 ∙ by Su Zhu, et al. ∙ 0 ∙ share

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Robust Spoken Language Understanding with RL-based Value Error Recovery

Spoken Language Understanding (SLU) aims to extract structured semantic ...
09/07/2020 ∙ by Chen Liu, et al. ∙ 0 ∙ share

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Efficient Exact Algorithms for Maximum Balanced Biclique Search in Bipartite Graphs

Given a bipartite graph, the maximum balanced biclique (MBB) problem, di...
07/17/2020 ∙ by Lu Chen, et al. ∙ 0 ∙ share

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Unsupervised Dual Paraphrasing for Two-stage Semantic Parsing

One daunting problem for semantic parsing is the scarcity of annotation....
05/27/2020 ∙ by Ruisheng Cao, et al. ∙ 0 ∙ share

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Jointly Encoding Word Confusion Network and Dialogue Context with BERT for Spoken Language Understanding

Spoken Language Understanding (SLU) converts hypotheses from automatic s...
05/24/2020 ∙ by Chen Liu, et al. ∙ 0 ∙ share

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Indexing Metric Spaces for Exact Similarity Search

With the continued digitalization of societal processes, we are seeing a...
05/07/2020 ∙ by Lu Chen, et al. ∙ 0 ∙ share

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Semi-Supervised Text Simplification with Back-Translation and Asymmetric Denoising Autoencoders

Text simplification (TS) rephrases long sentences into simplified varian...
04/30/2020 ∙ by Yanbin Zhao, et al. ∙ 0 ∙ share

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CrowdTSC: Crowd-based Neural Networks for Text Sentiment Classification

Sentiment classification is a fundamental task in content analysis. Alth...
04/26/2020 ∙ by Keyu Yang, et al. ∙ 0 ∙ share

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Efficient Context and Schema Fusion Networks for Multi-Domain Dialogue State Tracking

Dialogue state tracking (DST) aims at estimating the current dialogue st...
04/07/2020 ∙ by Su Zhu, et al. ∙ 0 ∙ share

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Index-based Solutions for Efficient Density Peaks Clustering

Density Peaks Clustering (DPC), a novel density-based clustering approac...
02/08/2020 ∙ by Zafaryab Rasool, et al. ∙ 0 ∙ share

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Attacking Optical Character Recognition (OCR) Systems with Adversarial Watermarks

Optical character recognition (OCR) is widely applied in real applicatio...
02/08/2020 ∙ by Lu Chen, et al. ∙ 17 ∙ share

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Finding Effective Geo-Social Group for Impromptu Activity with Multiple Demands

Geo-social group search aims to find a group of people proximate to a lo...
12/18/2019 ∙ by Lu Chen, et al. ∙ 0 ∙ share

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AgentGraph: Towards Universal Dialogue Management with Structured Deep Reinforcement Learning

Dialogue policy plays an important role in task-oriented spoken dialogue...
05/27/2019 ∙ by Lu Chen, et al. ∙ 5 ∙ share

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Recurrent Multi-Graph Neural Networks for Travel Cost Prediction

Origin-destination (OD) matrices are often used in urban planning, where...
11/13/2018 ∙ by Jilin Hu, et al. ∙ 0 ∙ share

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DIAG-NRE: A Deep Pattern Diagnosis Framework for Distant Supervision Neural Relation Extraction

Modern neural network models have achieved the state-of-the-art performa...
11/06/2018 ∙ by Shun Zheng, et al. ∙ 0 ∙ share

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Towards Universal Dialogue State Tracking

Dialogue state tracking is the core part of a spoken dialogue system. It...
10/22/2018 ∙ by Liliang Ren, et al. ∙ 0 ∙ share

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Bayesian Logistic Regression for Small Areas with Numerous Households

We analyze binary data, available for a relatively large number (big dat...
06/01/2018 ∙ by Balgobin Nandram, et al. ∙ 0 ∙ share

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Bayesian Predictive Inference For Finite Population Quantities Under Informative Sampling

We investigate Bayesian predictive inference for finite population quant...
04/09/2018 ∙ by Junheng Ma, et al. ∙ 0 ∙ share

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High Throughput Low Delay Wireless Multicast via Multi-Channel Moving Window Codes

A fundamental challenge in wireless multicast has been how to simultaneo...
01/05/2018 ∙ by Fei Wu, et al. ∙ 0 ∙ share

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Lu Chen

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