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Academic lineage

Possible advisorsa guess from early papers, not confirmed

  • Rui Zhao

    Possible advisor · last author on 4 of their early first-author papers, 2024–2025

    Suggested from co-authorship

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Works24 from public data

TitleCited by
  • TimeCMA: Towards LLM-Empowered Multivariate Time Series Forecasting via Cross-Modality Alignment

    Chenxi Liu, Qianxiong Xu, Miao Hao, Sun Yang, Lingzheng Zhang, Cheng Long, Ziyue Li, Rui Zhao

    Proceedings of the AAAI Conference on Artificial Intelligence · 2025

    This work introduces TimeCMA, an intuitive yet effective framework for MTSF via cross-modality alignment that retrieves both disentangled and robust time series embeddings, ``the best of two worlds'', from the prompt embeddings based on time series and prompt modality similarities.

    245
  • Spatial-Temporal Large Language Model for Traffic Prediction

    Chenxi Liu, Yang Sun, Qianxiong Xu, Zhishuai Li, Long Cheng, Ziyue Li, Rui Zhao

    Proceedings/IEEE International Conference on Mobile Data Management · 2024

    Comprehensive experiments on real traffic datasets offer evidence that ST-LLM is a powerful spatial-temporal learner that outperforms state-of-the-art models and exhibits robust performance in both few-shot and zero-shot prediction scenarios.

    234
  • Self-Calibrated Cross Attention Network for Few-Shot Segmentation

    Qianxiong Xu, Wenting Zhao, Guosheng Lin, Cheng Long

    IEEE/CVF International Conference on Computer Vision (ICCV) · 2023

    A self-calibrated cross attention (SCCA) block that takes a query patch as Q, and groups the patches from the same query image and the aligned patches from the support image as K&V for efficient patch-based attention, and a scaled-cosine mechanism to better utilize the support features for similarity calculation.

    95
  • ST-LLM+: Graph Enhanced Spatio-Temporal Large Language Models for Traffic Prediction

    Chenxi Liu, Kethmi Hirushini Hettige, Qianxiong Xu, Cheng Long, Shili Xiang, Gao Cong, Ziyue Li, Rui Zhao

    IEEE Transactions on Knowledge and Data Engineering · 2025

    86
  • Hybrid Mamba for Few-Shot Segmentation

    Qianxiong Xu, Xuanyi Liu, Lanyun Zhu, Guosheng Lin, Long, Cheng, Ziyue Li, Rui Zhao

    arXiv · 2024

    A cross (attention-like) Mamba is devised to capture inter-sequence dependencies for FSS, including a hybrid Mamba network (HMNet), including a support recapped Mamba to periodically recap the support features when scanning query, so the hidden state can always contain rich support information.

    50
  • Efficient Multivariate Time Series Forecasting via Calibrated Language Models with Privileged Knowledge Distillation

    Chenxi Liu, Miao Hao, Qianxiong Xu, Shaowen Zhou, Cheng Long, Yan Zhao, Ziyue Li, Rui Zhao

    Proceedings - International Conference on Data Engineering · 2025

    TimeKD is introduced, an efficient MTSF framework that leverages the calibrated language models and privileged knowledge distillation to generate high-quality future representations from the proposed cross-modality teacher model and cultivate an effective student model.

    45
  • Road Extraction With Satellite Images and Partial Road Maps

    Qianxiong Xu, Cheng Long, Liang Yu, Chen Zhang

    IEEE Transactions on Geoscience and Remote Sensing · 2023

    This article proposes a two-branch partial-to-complete network (P2CNet) for the road extraction task, which has two prominent components: gated self-attention module (GSAM) and missing part (MP) loss.

    42
  • POPEN: Preference-Based Optimization and Ensemble for LVLM-Based Reasoning Segmentation

    Lanyun Zhu, Tianrun Chen, Qianxiong Xu, Xuanyi Liu, Deyi Ji, Haiyang Wu, De Wen Soh, Jun Liu

    IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings - IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings · 2025

    POPEN includes a preference-based optimization method to finetune the LVLM, aligning it more closely with human preferences and thereby generating better text responses and segmentation results.

    33
  • Eliminating Feature Ambiguity for Few-Shot Segmentation

    Qianxiong Xu, Guosheng Lin, Chen Change Loy, Cheng Long, Ziyue Li, Rui Zhao

    Lecture notes in computer science · 2024

    21
  • HHGT: Hierarchical Heterogeneous Graph Transformer for Heterogeneous Graph Representation Learning

    Qiuyu Zhu, Liang Zhang, Qianxiong Xu, Kaijun Liu, Cheng Long, Xiaoyang Wang

    Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining · 2025

    A novel Hierarchical Heterogeneous Graph Transformer (HHGT) model is proposed, which seamlessly integrates a Type-level Transformer for aggregating nodes of different types within each k-ring neighborhood, followed by a Ring-level Transformer for aggregating different k-ring neighborhoods in a hierarchical manner.

    16
  • Unlocking the Power of SAM 2 for Few-Shot Segmentation

    Qianxiong Xu, Lanyun Zhu, Xuanyi Liu, Guosheng Lin, Long, Cheng, Ziyue Li, Rui Zhao

    arXiv · 2025

    Pseudo Prompt Generator is designed to encode pseudo query memory, matching with query features in a compatible way, and Iterative Memory Refinement is designed to fuse more query FG features into the memory, and a Support-Calibrated Memory Attention to suppress the unexpected query BG features in memory.

    15
  • Traffic Speed Imputation with Spatio-Temporal Attentions and Cycle-Perceptual Training

    Qianxiong Xu, Sijie Ruan, Cheng Long, Liang Yu, Chen Zhang

    Proceedings of the ... ACM International Conference on Information & Knowledge Management · 2022

    STCPA captures complex traffic correlations among the spatial and temporal dimensions via the attention mechanism, which helps mitigate the data sparsity issue and adopts an imputation cycle consistency constraint for providing reliable supervisions on unobserved entries, which improves the training.

    15
  • Towards Cross-Modality Modeling for Time Series Analytics: A Survey in the LLM Era

    Chenxi Liu, Shaowen Zhou, Qianxiong Xu, Miao Hao, Cheng Long, Ziyue Li, Rui Zhao

    International Joint Conference on Artificial Intelligence · 2025

    11
  • Modeling Trajectories with Multi-task Learning

    Kaijun Liu, Sijie Ruan, Qianxiong Xu, Cheng Long, Nan Xiao, Nan Hu, Liang Yu, Sinno Jialin Pan

    Proceedings/IEEE International Conference on Mobile Data Management · 2022

    7
  • CamGeo: Sparse Camera-Conditioned Image-to-Video Generation with 3D Geometry Priors

    Xuanyi Liu, Deyi Ji, Liqun Liu, Lanyun Zhu, Xuhang Chen, Qianxiong Xu, Peng Shu, Huan Yu, +3 more

    arXiv · 2026

    CamGeo is introduced, a novel framework that distills rich 3D geometric knowledge from a pre-trained video-to-3D model (VGGT) directly into the diffusion backbone, and progressively scales geometric complexity, from global structure coherence to fine-grained refinement, achieving stable optimization.

    5
  • KITS: Inductive Spatio-Temporal Kriging with Increment Training Strategy

    Qianxiong Xu, Cheng Long, Ziyue Li, Sijie Ruan, Rui Zhao, Zhishuai Li

    Proceedings of the AAAI Conference on Artificial Intelligence · 2025

    5
  • HierPromptLM: A Pure PLM-based Framework for Representation Learning on Heterogeneous Text-rich Networks

    Qiuyu Zhu, Liang Zhang, Qianxiong Xu, Long Cheng

    arXiv · 2025

    HierPromptLM, a novel pure PLM-based framework that seamlessly models both text data and graph structures without the need for separate processing, is proposed and two innovative HTRN-tailored pretraining tasks to fine-tune PLMs for representation learning are introduced.

    3
  • A Survey of Image Super Resolution Based on CNN

    Qianxiong Xu, Yu Zheng

    Lecture notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering · 2020

    A brief survey on the task of SISR is given, introducing the SR problem, some recent SR methods, public benchmark datasets and evaluation metrics, and denoting some points that could be further improved in the future.

    2
  • SubGCache: Accelerating Graph-based RAG with Subgraph-level KV Cache

    Qiuyu Zhu, Liang Jie Zhang, Qianxiong Xu, Cheng Long, Jie Zhang

    Proceedings of the AAAI Conference on Artificial Intelligence · 2026

    1
  • Explicit Intent-Enhanced Knowledge Distillation for Trip Recommendation

    Shuliang Wang, Xiaoting Leng, Sijie Ruan, Dingqi Yang, Yicheng Tang, Qianyu Yang, Qianxiong Xu, Jiabao Zhu, +1 more

    Proceedings of the AAAI Conference on Artificial Intelligence · 2026

    EKD-Trip is proposed, an explicit intent-enhanced knowledge distillation framework that outperforms all baselines over three metrics, with a particularly notable improvement of 13.70% in pairs-F1.

    1
  • Language-Instructed Reasoning for Group Activity Detection via Multimodal Large Language Model

    Jihua Peng, Qianxiong Xu, Yichen Liu, Chenxi Liu, Long, Cheng, Zhao, Rui, Ziyue Li

    arXiv · 2025

    This work proposes LIR-GAD, a novel framework of language-instructed reasoning for GAD via Multimodal Large Language Model (MLLM), and designs a Multimodal Dual-Alignment Fusion (MDAF) module that integrates MLLM's hidden embeddings corresponding to the designed tokens with visual features, significantly enhancing the performance of GAD.

    1
  • 1
  • 180 - SubGCache: Accelerating Graph-based RAG with Subgraph-level KV Cache

    Association for Artificial Intelligence 2026, Cheng Long, Qianxiong Xu, Jie Zhang, Liang Zhang, Qiuyu Zhu

    Underline Science Inc. · 2026

    –
  • Seeing is Believing: Aligning Prompt Rewriting with Visual Anchors for Text-to-Image Generation

    Xuanyi Liu, Deyi Ji, Junyu Lu, Jing Wang, Lanyun Zhu, Qianxiong Xu, Xuhang Chen, Tianrun Chen, +1 more

    arXiv · 2026

    –

Publication data from OpenAlex, with missing venues and authors filled in from Crossref; citation counts are the higher of OpenAlex and Semantic Scholar, last synced 2026-10-11. One-sentence summaries under some papers are written by Semantic Scholar’s model. Citation counts may be lower than on Google Scholar, which indexes more sources.

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