Search Results for author: Xu Huang

Found 23 papers, 8 papers with code

Sentiment Interpretable Logic Tensor Network for Aspect-Term Sentiment Analysis

no code implementations COLING 2022 BoWen Zhang, Xu Huang, Zhichao Huang, Hu Huang, Baoquan Zhang, Xianghua Fu, Liwen Jing

SILTN is interpretable because it is a neurosymbolic formalism and a computational model that supports learning and reasoning about data with a differentiable first-order logic language (FOL).

Computational Efficiency Knowledge Distillation +1

WESE: Weak Exploration to Strong Exploitation for LLM Agents

no code implementations11 Apr 2024 Xu Huang, Weiwen Liu, Xiaolong Chen, Xingmei Wang, Defu Lian, Yasheng Wang, Ruiming Tang, Enhong Chen

Concretely, WESE involves decoupling the exploration and exploitation process, employing a cost-effective weak agent to perform exploration tasks for global knowledge.

Decision Making Prompt Engineering

RecAI: Leveraging Large Language Models for Next-Generation Recommender Systems

1 code implementation11 Mar 2024 Jianxun Lian, Yuxuan Lei, Xu Huang, Jing Yao, Wei Xu, Xing Xie

This paper introduces RecAI, a practical toolkit designed to augment or even revolutionize recommender systems with the advanced capabilities of Large Language Models (LLMs).

Recommendation Systems

Understanding the planning of LLM agents: A survey

no code implementations5 Feb 2024 Xu Huang, Weiwen Liu, Xiaolong Chen, Xingmei Wang, Hao Wang, Defu Lian, Yasheng Wang, Ruiming Tang, Enhong Chen

As Large Language Models (LLMs) have shown significant intelligence, the progress to leverage LLMs as planning modules of autonomous agents has attracted more attention.

Communication-Efficient Personalized Federated Learning for Speech-to-Text Tasks

no code implementations18 Jan 2024 Yichao Du, Zhirui Zhang, Linan Yue, Xu Huang, Yuqing Zhang, Tong Xu, Linli Xu, Enhong Chen

To protect privacy and meet legal regulations, federated learning (FL) has gained significant attention for training speech-to-text (S2T) systems, including automatic speech recognition (ASR) and speech translation (ST).

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

Lost in the Source Language: How Large Language Models Evaluate the Quality of Machine Translation

1 code implementation12 Jan 2024 Xu Huang, Zhirui Zhang, Xiang Geng, Yichao Du, Jiajun Chen, ShuJian Huang

Large Language Models (LLMs) have achieved remarkable results in the machine translation evaluation task, yet there remains a gap in knowledge regarding how they utilize the provided data to conduct evaluations.

Machine Translation Translation

Cross-target Stance Detection by Exploiting Target Analytical Perspectives

no code implementations3 Jan 2024 Daijun Ding, Rong Chen, Liwen Jing, BoWen Zhang, Xu Huang, Li Dong, Xiaowen Zhao, Ge Song

In this paper, we propose a Multi-Perspective Prompt-Tuning (MPPT) model for CTSD that uses the analysis perspective as a bridge to transfer knowledge.

Language Modelling Large Language Model +1

RecExplainer: Aligning Large Language Models for Recommendation Model Interpretability

no code implementations18 Nov 2023 Yuxuan Lei, Jianxun Lian, Jing Yao, Xu Huang, Defu Lian, Xing Xie

Behavior alignment operates in the language space, representing user preferences and item information as text to learn the recommendation model's behavior; intention alignment works in the latent space of the recommendation model, using user and item representations to understand the model's behavior; hybrid alignment combines both language and latent spaces for alignment training.

Explanation Generation Instruction Following +1

A Data-Centric Multi-Objective Learning Framework for Responsible Recommendation Systems

no code implementations20 Oct 2023 Xu Huang, Jianxun Lian, Hao Wang, Defu Lian, Xing Xie

Recommendation systems effectively guide users in locating their desired information within extensive content repositories.

Fairness Recommendation Systems

IMTLab: An Open-Source Platform for Building, Evaluating, and Diagnosing Interactive Machine Translation Systems

1 code implementation17 Oct 2023 Xu Huang, Zhirui Zhang, Ruize Gao, Yichao Du, Lemao Liu, Gouping Huang, Shuming Shi, Jiajun Chen, ShuJian Huang

We present IMTLab, an open-source end-to-end interactive machine translation (IMT) system platform that enables researchers to quickly build IMT systems with state-of-the-art models, perform an end-to-end evaluation, and diagnose the weakness of systems.

Machine Translation Translation

Recommender AI Agent: Integrating Large Language Models for Interactive Recommendations

1 code implementation31 Aug 2023 Xu Huang, Jianxun Lian, Yuxuan Lei, Jing Yao, Defu Lian, Xing Xie

In this paper, we bridge the gap between recommender models and LLMs, combining their respective strengths to create a versatile and interactive recommender system.

Recommendation Systems World Knowledge

LiDAR-guided Stereo Matching with a Spatial Consistency Constraint

no code implementations21 Feb 2022 Yongjun Zhang, Siyuan Zou, Xinyi Liu, Xu Huang, Yi Wan, Yongxiang Yao

Next, we propose a riverbed enhancement function to optimize the cost volume of the LiDAR projection points and their homogeneous pixels to improve the matching robustness.

Stereo Matching

Fast Variational AutoEncoder with Inverted Multi-Index for Collaborative Filtering

1 code implementation13 Sep 2021 Jin Chen, Defu Lian, Binbin Jin, Xu Huang, Kai Zheng, Enhong Chen

Variational AutoEncoder (VAE) has been extended as a representative nonlinear method for collaborative filtering.

Collaborative Filtering

A Unified Framework of Bundle Adjustment and Feature Matching for High-Resolution Satellite Images

no code implementations1 Jul 2021 Xiao Ling, Xu Huang, Rongjun Qin

Bundle adjustment (BA) is a technique for refining sensor orientations of satellite images, while adjustment accuracy is correlated with feature matching results.

Individual Tree Detection and Crown Delineation with 3D Information from Multi-view Satellite Images

no code implementations1 Jul 2021 Changlin Xiao, Rongjun Qin, Xiao Xie, Xu Huang

Individual tree detection and crown delineation (ITDD) are critical in forest inventory management and remote sensing based forest surveys are largely carried out through satellite images.

Management

Geometric Processing for Image-based 3D Object Modeling

no code implementations27 Jun 2021 Rongjun Qin, Xu Huang

Nowadays the image-based methods backboned by the recently developed advanced dense image matching algorithms and geo-referencing paradigms, are becoming the dominant approaches, due to its high flexibility, availability and low cost.

3D Object Reconstruction Object

CamVox: A Low-cost and Accurate Lidar-assisted Visual SLAM System

1 code implementation23 Nov 2020 Yuewen Zhu, Chunran Zheng, Chongjian Yuan, Xu Huang, Xiaoping Hong

In this paper we propose CamVox by adapting Livox lidars into visual SLAM (ORB-SLAM2) by exploring the lidars' unique features.

Robotics

Using Orthophoto for Building Boundary Sharpening in the Digital Surface Model

no code implementations22 May 2019 Xiaohu Lu, Rong-Jun Qin, Xu Huang

Nowadays dense stereo matching has become one of the dominant tools in 3D reconstruction of urban regions for its low cost and high flexibility in generating dense 3D points.

3D Reconstruction Stereo Matching +1

A Comparison of Stereo-Matching Cost between Convolutional Neural Network and Census for Satellite Images

no code implementations22 May 2019 Bihe Chen, Rongjun Qin, Xu Huang, Shuang Song, Xiaohu Lu

Stereo dense image matching can be categorized to low-level feature based matching and deep feature based matching according to their matching cost metrics.

Stereo Matching Stereo Matching Hand

Multi-View Large-Scale Bundle Adjustment Method for High-Resolution Satellite Images

no code implementations22 May 2019 Xu Huang, Rong-Jun Qin

Given enough multi-view image corresponding points (also called tie points) and ground control points (GCP), bundle adjustment for high-resolution satellite images is used to refine the orientations or most often used geometric parameters Rational Polynomial Coefficients (RPC) of each satellite image in a unified geodetic framework, which is very critical in many photogrammetry and computer vision applications.

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