Search Results for author: Pengyuan Zhou

Found 24 papers, 6 papers with code

Semantics, Distortion, and Style Matter: Towards Source-free UDA for Panoramic Segmentation

no code implementations19 Mar 2024 Xu Zheng, Pengyuan Zhou, Athanasios V. Vasilakos, Lin Wang

However, the distinct projection discrepancies between source and target domains impede the direct knowledge transfer; thus, we propose a panoramic prototype adaptation module (PPAM) to integrate panoramic prototypes from the extracted knowledge for adaptation.

ERP Semantic Segmentation +2

Dream360: Diverse and Immersive Outdoor Virtual Scene Creation via Transformer-Based 360 Image Outpainting

no code implementations19 Jan 2024 Hao Ai, Zidong Cao, Haonan Lu, Chen Chen, Jian Ma, Pengyuan Zhou, Tae-Kyun Kim, Pan Hui, Lin Wang

To this end, we propose a transformer-based 360 image outpainting framework called Dream360, which can generate diverse, high-fidelity, and high-resolution panoramas from user-selected viewports, considering the spherical properties of 360 images.

Image Outpainting

2D-Guided 3D Gaussian Segmentation

no code implementations26 Dec 2023 Kun Lan, Haoran Li, Haolin Shi, Wenjun Wu, Yong Liao, Lin Wang, Pengyuan Zhou

Recently, 3D Gaussian, as an explicit 3D representation method, has demonstrated strong competitiveness over NeRF (Neural Radiance Fields) in terms of expressing complex scenes and training duration.

Segmentation Semantic Segmentation

FedMKGC: Privacy-Preserving Federated Multilingual Knowledge Graph Completion

no code implementations17 Dec 2023 Wei Tang, Zhiqian Wu, Yixin Cao, Yong Liao, Pengyuan Zhou

As such, the aggregated language model can leverage complementary knowledge from multilingual KGs without demanding raw user data sharing.

Entity Alignment Federated Learning +3

Take History as a Mirror in Heterogeneous Federated Learning

no code implementations16 Dec 2023 Xiaorui Jiang, Hengwei Xu, Yu Gao, Yong Liao, Pengyuan Zhou

Federated Learning (FL) allows several clients to cooperatively train machine learning models without disclosing the raw data.

Federated Learning

Distilling Efficient Vision Transformers from CNNs for Semantic Segmentation

no code implementations11 Oct 2023 Xu Zheng, Yunhao Luo, Pengyuan Zhou, Lin Wang

Due to the completely different characteristics of ViT and CNN and the long-existing capacity gap between teacher and student models in Knowledge Distillation (KD), directly transferring the cross-model knowledge is non-trivial.

Knowledge Distillation Semantic Segmentation

NLPBench: Evaluating Large Language Models on Solving NLP Problems

1 code implementation27 Sep 2023 Linxin Song, Jieyu Zhang, Lechao Cheng, Pengyuan Zhou, Tianyi Zhou, Irene Li

Recent developments in large language models (LLMs) have shown promise in enhancing the capabilities of natural language processing (NLP).

Benchmarking Math

Spatiotemporal and Semantic Zero-inflated Urban Anomaly Prediction

no code implementations4 Apr 2023 Yao Lu, Pengyuan Zhou, Yong Liao, Haiyong Xie

Urban anomaly predictions, such as traffic accident prediction and crime prediction, are of vital importance to smart city security and maintenance.

Crime Prediction STS

Unleashing ChatGPT on the Metaverse: Savior or Destroyer?

no code implementations24 Mar 2023 Pengyuan Zhou

The incorporation of artificial intelligence (AI) technology, and in particular natural language processing (NLP), is becoming increasingly vital for the development of immersive and interactive metaverse experiences.

Language Modelling Large Language Model

Mitigating Backdoors in Federated Learning with FLD

no code implementations1 Mar 2023 Yihang Lin, Pengyuan Zhou, Zhiqian Wu, Yong Liao

Federated learning allows clients to collaboratively train a global model without uploading raw data for privacy preservation.

Federated Learning

Celeritas: Fast Optimizer for Large Dataflow Graphs

no code implementations30 Jul 2022 Hengwei Xu, Yong Liao, Haiyong Xie, Pengyuan Zhou

The rapidly enlarging neural network models are becoming increasingly challenging to run on a single device.

Scheduling

Federated Split GANs

1 code implementation4 Jul 2022 Pranvera Kortoçi, Yilei Liang, Pengyuan Zhou, Lik-Hang Lee, Abbas Mehrabi, Pan Hui, Sasu Tarkoma, Jon Crowcroft

Mobile devices and the immense amount and variety of data they generate are key enablers of machine learning (ML)-based applications.

Attribute Privacy Preserving

HideNseek: Federated Lottery Ticket via Server-side Pruning and Sign Supermask

no code implementations9 Jun 2022 Anish K. Vallapuram, Pengyuan Zhou, Young D. Kwon, Lik Hang Lee, Hengwei Xu, Pan Hui

Consequently, the training requires high computation cost and a long time to converge while the model performance does not pay off.

Federated Learning Model Compression +1

Towards User-Centered Metrics for Trustworthy AI in Immersive Cyberspace

no code implementations22 Feb 2022 Pengyuan Zhou, Benjamin Finley, Lik-Hang Lee, Yong Liao, Haiyong Xie, Pan Hui

AI plays a key role in current cyberspace and future immersive ecosystems that pinpoint user experiences.

Fairness

Loss Tolerant Federated Learning

1 code implementation8 May 2021 Pengyuan Zhou, Pei Fang, Pan Hui

Federated learning has attracted attention in recent years for collaboratively training data on distributed devices with privacy-preservation.

Fairness Federated Learning

DRLE: Decentralized Reinforcement Learning at the Edge for Traffic Light Control in the IoV

1 code implementation3 Sep 2020 Pengyuan Zhou, Xianfu Chen, Zhi Liu, Tristan Braud, Pan Hui, Jussi Kangasharju

To this end, we propose a Decentralized Reinforcement Learning at the Edge for traffic light control in the IoV (DRLE).

Edge-computing Management +3

Multipath Computation Offloading for Mobile Augmented Reality

1 code implementation23 Mar 2020 Tristan Braud, Pengyuan Zhou, Jussi Kangasharju, and Pan HUI

With only 70% WiFi availability, our system keeps the excess latency below 9 ms. We finally evaluate the capabilities of the upcoming 5G and 802. 11ax

Edge-computing Scheduling

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