Search Results for author: Tao Meng

Found 25 papers, 7 papers with code

Monotonic Paraphrasing Improves Generalization of Language Model Prompting

no code implementations24 Mar 2024 Qin Liu, Fei Wang, Nan Xu, Tianyi Yan, Tao Meng, Muhao Chen

In this paper, we propose monotonic paraphrasing (MonoPara), an end-to-end decoding strategy that paraphrases given prompts or instructions into their lower perplexity counterparts based on an ensemble of a paraphrase LM for prompt (or instruction) rewriting, and a target LM (i. e. the prompt or instruction executor) that constrains the generation for lower perplexity.

Language Modelling

An Effective Index for Truss-based Community Search on Large Directed Graphs

no code implementations19 Jan 2024 Wei Ai, CanHao Xie, Tao Meng, Yinghao Wu, Keqin Li

Community search is a derivative of community detection that enables online and personalized discovery of communities and has found extensive applications in massive real-world networks.

Community Detection Community Search +2

Fast Butterfly-Core Community Search For Large Labeled Graphs

no code implementations19 Jan 2024 JiaYi Du, Yinghao Wu, Wei Ai, Tao Meng, CanHao Xie, Keqin Li

Community Search (CS) aims to identify densely interconnected subgraphs corresponding to query vertices within a graph.

Community Search

A Two-Stage Multimodal Emotion Recognition Model Based on Graph Contrastive Learning

no code implementations3 Jan 2024 Wei Ai, FuChen Zhang, Tao Meng, Yuntao Shou, HongEn Shao, Keqin Li

To address the above issues, we propose a two-stage emotion recognition model based on graph contrastive learning (TS-GCL).

Classification Contrastive Learning +2

Adversarial Representation with Intra-Modal and Inter-Modal Graph Contrastive Learning for Multimodal Emotion Recognition

no code implementations28 Dec 2023 Yuntao Shou, Tao Meng, Wei Ai, Keqin Li

However, the existing feature fusion methods have usually mapped the features of different modalities into the same feature space for information fusion, which can not eliminate the heterogeneity between different modalities.

Contrastive Learning Graph Representation Learning +1

DER-GCN: Dialogue and Event Relation-Aware Graph Convolutional Neural Network for Multimodal Dialogue Emotion Recognition

no code implementations17 Dec 2023 Wei Ai, Yuntao Shou, Tao Meng, Keqin Li

Specifically, we construct a weighted multi-relationship graph to simultaneously capture the dependencies between speakers and event relations in a dialogue.

Contrastive Learning Multimodal Emotion Recognition +1

Deep Imbalanced Learning for Multimodal Emotion Recognition in Conversations

no code implementations11 Dec 2023 Tao Meng, Yuntao Shou, Wei Ai, Nan Yin, Keqin Li

The main task of Multimodal Emotion Recognition in Conversations (MERC) is to identify the emotions in modalities, e. g., text, audio, image and video, which is a significant development direction for realizing machine intelligence.

Data Augmentation Generative Adversarial Network +2

A Comprehensive Survey on Multi-modal Conversational Emotion Recognition with Deep Learning

no code implementations10 Dec 2023 Yuntao Shou, Tao Meng, Wei Ai, Nan Yin, Keqin Li

Unlike the traditional single-utterance multi-modal emotion recognition or single-modal conversation emotion recognition, MCER is a more challenging problem that needs to deal with more complex emotional interaction relationships.

Emotion Recognition

Graph Information Bottleneck for Remote Sensing Segmentation

no code implementations5 Dec 2023 Yuntao Shou, Wei Ai, Tao Meng

Furthermore, this paper innovatively introduces information bottleneck theory into graph contrastive learning to maximize task-related information while minimizing task-independent redundant information.

Change Detection Contrastive Learning +3

CZL-CIAE: CLIP-driven Zero-shot Learning for Correcting Inverse Age Estimation

no code implementations4 Dec 2023 Yuntao Shou, Wei Ai, Tao Meng, Keqin Li

Zero-shot age estimation aims to learn feature information about age from input images and make inferences about a given person's image or video frame without specific sample data.

Age Estimation Zero-Shot Learning

Safety Guaranteed Control for Spacecraft Inspection Mission

no code implementations8 Jun 2023 Kun Wang, Tao Meng, Jiakun Lei, Weijia Wang

In order to address this issue, we propose a control strategy based on control barrier functions, summarized as "safety check on kinematics" and "velocity tracking on dynamics" approach.

Adaptive Compatible Performance Control for Spacecraft Attitude Control under Motion Constraints with Guaranteed Accuracy

no code implementations31 May 2023 Jiakun Lei, Tao Meng, Yang Zhu, Kun Wang, Weijia Wang

To tackle this problem, we propose a modified framework called Compatible Performance Control (CPC), which integrates the Prescribed Performance Control (PPC) scheme with a contradiction detection and alleviation strategy.

Composite Triggered Intermittent Control for Constrained Spacecraft Attitude Tracking

no code implementations31 May 2023 Jiakun Lei, Tao Meng, Kun Wang, Weijia Wang, Shujian Sun

Further, the basic intermittent attitude controller is extended to a "constrained version" by introducing a strictly bounded virtual control law and an input saturation compensation auxiliary system.

Philosophy

Event-Triggered Intermittent Prescribed Performance Control for Spacecraft Attitude Reorientation

no code implementations10 Nov 2022 Jiakun Lei, Tao Meng, Kun Wang, Weijia Wang, Zhonghe Jin

The prescribed performance control (PPC) scheme is often employed for the control with guaranteed performance.

Robust Control For Spacecraft Attitude Tracking Under Multiple Physical Limitations with Guaranteed Performance

no code implementations13 Sep 2022 Jiakun Lei, Tao Meng, Weijia Wang, Chengjin Yin, Zhonghe Jin

Based on the proposed structure, a backstepping controller is developed accordingly using a double-layer PPC framework.

Spacecraft Attitude Pointing Control under Pointing Forbidden Constraints with Guaranteed Accuracy

no code implementations13 Sep 2022 Jiakun Lei, Tao Meng, Weijia Wang, Shujian Sun, Heng Li, Zhonghe Jin

To resolve this problem, a switching controller structure is proposed in this paper based on the reduced-attitude representation, fusing the artificial potential field (APF) methodology and the Prescribed Performance Control (PPC) scheme together.

Controllable Text Generation with Neurally-Decomposed Oracle

1 code implementation27 May 2022 Tao Meng, Sidi Lu, Nanyun Peng, Kai-Wei Chang

We propose a general and efficient framework to control auto-regressive generation models with NeurAlly-Decomposed Oracle (NADO).

Language Modelling Machine Translation +1

GEMNET: Effective Gated Gazetteer Representations for Recognizing Complex Entities in Low-context Input

no code implementations NAACL 2021 Tao Meng, Anjie Fang, Oleg Rokhlenko, Shervin Malmasi

We propose GEMNET, a novel approach for gazetteer knowledge integration, including (1) a flexible Contextual Gazetteer Representation (CGR) encoder that can be fused with any word-level model; and (2) a Mixture-of- Experts gating network that overcomes the feature overuse issue by learning to conditionally combine the context and gazetteer features, instead of assigning them fixed weights.

named-entity-recognition Named Entity Recognition +1

InsNet: An Efficient, Flexible, and Performant Insertion-based Text Generation Model

no code implementations12 Feb 2021 Sidi Lu, Tao Meng, Nanyun Peng

We propose InsNet, an expressive insertion-based text generator with efficient training and flexible decoding (parallel or sequential).

Machine Translation Story Generation +1

An Integer Linear Programming Framework for Mining Constraints from Data

1 code implementation18 Jun 2020 Tao Meng, Kai-Wei Chang

This raises a question -- \emph{can we mine constraints and rules from data based on a learning algorithm?}

Multi-class Classification Multi-Label Classification

Mitigating Gender Bias Amplification in Distribution by Posterior Regularization

1 code implementation ACL 2020 Shengyu Jia, Tao Meng, Jieyu Zhao, Kai-Wei Chang

With little performance loss, our method can almost remove the bias amplification in the distribution.

On the Robustness of Language Encoders against Grammatical Errors

1 code implementation ACL 2020 Fan Yin, Quanyu Long, Tao Meng, Kai-Wei Chang

We conduct a thorough study to diagnose the behaviors of pre-trained language encoders (ELMo, BERT, and RoBERTa) when confronted with natural grammatical errors.

Cloze Test Linguistic Acceptability +1

Target Language-Aware Constrained Inference for Cross-lingual Dependency Parsing

1 code implementation IJCNLP 2019 Tao Meng, Nanyun Peng, Kai-Wei Chang

Experiments show that the Lagrangian relaxation and posterior regularization inference improve the performances on 15 and 17 out of 19 target languages, respectively.

Dependency Parsing

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