Search Results for author: Mingyang Liu

Found 14 papers, 1 papers with code

SAM2-ELNet: Label Enhancement and Automatic Annotation for Remote Sensing Segmentation

no code implementations16 Mar 2025 JianHao Yang, Wenshuo Yu, Yuanchao Lv, Jiance Sun, Bokang Sun, Mingyang Liu

The performance of existing supervised models in remote sensing image segmentation tasks highly depends on the quality of label data.

Image Segmentation Semantic Segmentation

Differentially Private Equilibrium Finding in Polymatrix Games

no code implementations12 Mar 2025 Mingyang Liu, Gabriele Farina, Asuman Ozdaglar

We study equilibrium finding in polymatrix games under differential privacy constraints.

DiffETM: Diffusion Process Enhanced Embedded Topic Model

no code implementations1 Jan 2025 Wei Shao, Mingyang Liu, Linqi Song

The embedded topic model (ETM) is a widely used approach that assumes the sampled document-topic distribution conforms to the logistic normal distribution for easier optimization.

model

Determine-Then-Ensemble: Necessity of Top-k Union for Large Language Model Ensembling

no code implementations3 Oct 2024 Yuxuan Yao, Han Wu, Mingyang Liu, Sichun Luo, Xiongwei Han, Jie Liu, Zhijiang Guo, Linqi Song

Large language models (LLMs) exhibit varying strengths and weaknesses across different tasks, prompting recent studies to explore the benefits of ensembling models to leverage their complementary advantages.

Language Modeling Language Modelling +2

GERA: Geometric Embedding for Efficient Point Registration Analysis

no code implementations1 Oct 2024 Geng Li, Haozhi Cao, Mingyang Liu, Shenghai Yuan, Jianfei Yang

Point cloud registration aims to provide estimated transformations to align point clouds, which plays a crucial role in pose estimation of various navigation systems, such as surgical guidance systems and autonomous vehicles.

Autonomous Vehicles Point Cloud Registration +1

LiteEFG: An Efficient Python Library for Solving Extensive-form Games

1 code implementation29 Jul 2024 Mingyang Liu, Gabriele Farina, Asuman Ozdaglar

LiteEFG is an efficient library with easy-to-use Python bindings, which can solve multiplayer extensive-form games (EFGs).

Form

Transformer-based Single-Cell Language Model: A Survey

no code implementations18 Jul 2024 Wei Lan, Guohang He, Mingyang Liu, Qingfeng Chen, Junyue Cao, Wei Peng

In this review, we attempt to systematically summarize the single-cell language models and applications based on transformers.

Language Modeling Language Modelling +1

Privacy in LLM-based Recommendation: Recent Advances and Future Directions

no code implementations3 Jun 2024 Sichun Luo, Wei Shao, Yuxuan Yao, Jian Xu, Mingyang Liu, Qintong Li, Bowei He, Maolin Wang, Guanzhi Deng, Hanxu Hou, Xinyi Zhang, Linqi Song

Nowadays, large language models (LLMs) have been integrated with conventional recommendation models to improve recommendation performance.

RLHF from Heterogeneous Feedback via Personalization and Preference Aggregation

no code implementations30 Apr 2024 Chanwoo Park, Mingyang Liu, Dingwen Kong, Kaiqing Zhang, Asuman Ozdaglar

We propose two approaches based on reward and preference aggregation, respectively: the former utilizes both utilitarianism and Leximin approaches to aggregate individual reward models, with sample complexity guarantees; the latter directly aggregates the human feedback in the form of probabilistic opinions.

Representation Learning

Human Emotion Recognition Based On Galvanic Skin Response signal Feature Selection and SVM

no code implementations4 Jul 2023 Di Fan, Mingyang Liu, Xiaohan Zhang, Xiaopeng Gong

A novel human emotion recognition method based on automatically selected Galvanic Skin Response (GSR) signal features and SVM is proposed in this paper.

Emotion Recognition feature selection

The Power of Regularization in Solving Extensive-Form Games

no code implementations19 Jun 2022 Mingyang Liu, Asuman Ozdaglar, Tiancheng Yu, Kaiqing Zhang

Second, we show that regularized counterfactual regret minimization (\texttt{Reg-CFR}), with a variant of optimistic mirror descent algorithm as regret-minimizer, can achieve $O(1/T^{1/4})$ best-iterate, and $O(1/T^{3/4})$ average-iterate convergence rate for finding NE in EFGs.

counterfactual Form

CCAT-NET: A Novel Transformer Based Semi-supervised Framework for Covid-19 Lung Lesion Segmentation

no code implementations6 Apr 2022 Mingyang Liu, Li Xiao, Huiqin Jiang, Qing He

In this work, we propose a novel network structure that combines CNN and Transformer for the segmentation of COVID-19 lesions.

Lesion Segmentation Segmentation

Safe Opponent-Exploitation Subgame Refinement

no code implementations29 Sep 2021 Mingyang Liu, Chengjie WU, Qihan Liu, Yansen Jing, Jun Yang, Pingzhong Tang, Chongjie Zhang

Search algorithms have been playing a vital role in the success of superhuman AI in both perfect information and imperfect information games.

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