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20232026
most citedWiFi-Diffusion: Achieving Fine-Grained WiFi Radio Map Estimation With Ultra-Low Sampling Rate by Diffusion Models

22 citations · 23 across the 8 of their papers we have counts for

collaborators

8 papers

cs.SI2026

Multi-Granularity Position Embedding of Graphs via Granular-Ball for Link Prediction

Sen Zhao, Cheng Liu, Shuyin Xia +4

Link prediction aims to identify potential or future connections within a given graph structure. Position information is essential for link prediction, as it distinguishes homogene…

cond-mat.str-el2025

Symmetry-Projected Spin-AGP Methods Applied to Spin Systems

Zhiyuan Liu, Thomas M. Henderson, Gustavo E. Scuseria

Symmetry-projected wave function methods capture static correlation by breaking and restoring the symmetries of a system. In this article, we present the symmetry-projected spin an…

cs.LG2025

OThink-MR1: Stimulating multimodal generalized reasoning capabilities via dynamic reinforcement learning

Zhiyuan Liu, Yuting Zhang, Feng Liu +3

Multimodal Large Language Models (MLLMs) have gained significant traction for their ability to process diverse input data types and generate coherent, contextually relevant outputs…

eess.SP2025★ 22 cited

WiFi-Diffusion: Achieving Fine-Grained WiFi Radio Map Estimation With Ultra-Low Sampling Rate by Diffusion Models

Zhiyuan Liu, Shuhang Zhang, Qingyu Liu +2

Fine-grained radio map presents communication parameters of interest, e.g., received signal strength, at every point across a large geographical region. It can be leveraged to impr…

cs.LG2024

Graph Coarsening via Supervised Granular-Ball for Scalable Graph Neural Network Training

Shuyin Xia, Xinjun Ma, Zhiyuan Liu +3

Graph Neural Networks (GNNs) have demonstrated significant achievements in processing graph data, yet scalability remains a substantial challenge. To address this, numerous graph c…

cs.CL2024

LLM-Oriented Retrieval Tuner

Si Sun, Hanqing Zhang, Zhiyuan Liu +2

Dense Retrieval (DR) is now considered as a promising tool to enhance the memorization capacity of Large Language Models (LLM) such as GPT3 and GPT-4 by incorporating external memo…