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相关论文: M3PT: A Multi-Modal Model for POI Tagging

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Multi-Object Tracking (MOT) has been a long-standing challenge in video understanding. A natural and intuitive approach is to split this task into two parts: object detection and association. Most mainstream methods employ meticulously…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Ruopeng Gao , Ji Qi , Limin Wang

Spatial representations that capture both structural and semantic characteristics of urban environments are essential for urban modeling. Traditional spatial embeddings often prioritize spatial proximity while underutilizing fine-grained…

计算工程、金融与科学 · 计算机科学 2025-06-04 Junyuan Liu , Xinglei Wang , Tao Cheng

Machine learning algorithms minimizing the average training loss usually suffer from poor generalization performance due to the greedy exploitation of correlations among the training data, which are not stable under distributional shifts.…

机器学习 · 计算机科学 2022-07-29 Xi Leng , Xiaoying Tang , Yatao Bian

Long-tailed distributions in class-imbalanced data present a fundamental challenge for deep learning models, which tend to be biased toward majority classes. While recent methods for long-tailed recognition have mitigated this issue, they…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Heegeon Yoon , Heeyoung Kim

Multi-modal methods based on camera and LiDAR sensors have garnered significant attention in the field of 3D detection. However, many prevalent works focus on single or partial stage fusion, leading to insufficient feature extraction and…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Zhiwei Ning , Zhaojiang Liu , Xuanang Gao , Yifan Zuo , Jie Yang , Yuming Fang , Wei Liu

Recent advances in multi-modal pre-training methods have shown promising effectiveness in learning 3D representations by aligning multi-modal features between 3D shapes and their corresponding 2D counterparts. However, existing multi-modal…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Liwen Liu , Weidong Yang , Lipeng Ma , Ben Fei

Recent progress in geospatial foundation models highlights the importance of learning general-purpose representations for real-world locations, particularly points-of-interest (POIs) where human activity concentrates. Existing approaches,…

机器学习 · 计算机科学 2026-03-06 Maria Despoina Siampou , Shushman Choudhury , Shang-Ling Hsu , Neha Arora , Cyrus Shahabi

Images and structured tables are essential parts of real-world databases. Though tabular-image representation learning is promising to create new insights, it remains a challenging task, as tabular data is typically heterogeneous and…

计算机视觉与模式识别 · 计算机科学 2024-07-11 Siyi Du , Shaoming Zheng , Yinsong Wang , Wenjia Bai , Declan P. O'Regan , Chen Qin

Fine-grained text-to-image retrieval aims to retrieve a fine-grained target image with a given text query. Existing methods typically assume that each training image is accurately depicted by its textual descriptions. However, textual…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Zehong Ma , Hao Chen , Wei Zeng , Limin Su , Shiliang Zhang

We introduce OTTER, a unified open-set multi-label tagging framework that harmonizes the stability of a curated, predefined category set with the adaptability of user-driven open tags. OTTER is built upon a large-scale, hierarchically…

计算机视觉与模式识别 · 计算机科学 2025-10-02 Jieer Ouyang , Xiaoneng Xiang , Zheng Wang , Yangkai Ding

Traditional recommender systems heavily rely on ID features, which often encounter challenges related to cold-start and generalization. Modeling pre-extracted content features can mitigate these issues, but is still a suboptimal solution…

信息检索 · 计算机科学 2024-04-10 Xiuqi Deng , Lu Xu , Xiyao Li , Jinkai Yu , Erpeng Xue , Zhongyuan Wang , Di Zhang , Zhaojie Liu , Guorui Zhou , Yang Song , Na Mou , Shen Jiang , Han Li

Class incremental learning(CIL) has attracted much attention, but most existing related works focus on fine-tuning the entire representation model, which inevitably results in much catastrophic forgetting. In the contrast, with a…

计算机视觉与模式识别 · 计算机科学 2023-02-10 Jieren Deng , Jianhua Hu , Haojian Zhang , Yunkuan Wang

Multimodal recommendation aims to model user and item representations comprehensively with the involvement of multimedia content for effective recommendations. Existing research has shown that it is beneficial for recommendation performance…

信息检索 · 计算机科学 2024-05-24 Yuting Liu , Enneng Yang , Yizhou Dang , Guibing Guo , Qiang Liu , Yuliang Liang , Linying Jiang , Xingwei Wang

Positron emission tomography (PET) scans expose patients to radiation, which can be mitigated by reducing the dose, albeit at the cost of diminished quality. This makes low-dose (LD) PET recovery an active research area. Previous studies…

图像与视频处理 · 电气工程与系统科学 2026-03-11 Ghulam Nabi Ahmad Hassan Yar , Himashi Peiris , Victoria Mar , Cameron Dennis Pain , Zhaolin Chen

Multi-modal image fusion integrates complementary information from different modalities into a unified representation. Current methods predominantly optimize statistical correlations between modalities, often capturing dataset-induced…

计算机视觉与模式识别 · 计算机科学 2026-03-25 Xue Wang , Zheng Guan , Wenhua Qian , Chengchao Wang , Runzhuo Ma

Multimodal embedding models aim to yield informative unified representations that empower diverse cross-modal tasks. Despite promising developments in the evolution from CLIP-based dual-tower architectures to large vision-language models,…

Recently, Point of interest (POI) recommendation has gained ever-increasing importance in various Location-Based Social Networks (LBSNs). With the recent advances of neural models, much work has sought to leverage neural networks to learn…

Model merging is an effective post-training strategy for composing capabilities in large language models without joint retraining. We study this in the supervised fine-tuning (SFT) stage, where multiple capability-based SFT checkpoints --…

机器学习 · 计算机科学 2025-09-16 Pouria Mahdavinia , Hamed Mahdavi , Niloofar Mireshghallah , Mehrdad Mahdavi

In the pre deep learning era, part-of-speech tags have been considered as indispensable ingredients for feature engineering in dependency parsing. But quite a few works focus on joint tagging and parsing models to avoid error propagation.…

计算与语言 · 计算机科学 2020-08-17 Houquan Zhou , Yu Zhang , Zhenghua Li , Min Zhang

While part-of-speech (POS) tagging and dependency parsing are observed to be closely related, existing work on joint modeling with manually crafted feature templates suffers from the feature sparsity and incompleteness problems. In this…

计算与语言 · 计算机科学 2017-04-26 Liner Yang , Meishan Zhang , Yang Liu , Nan Yu , Maosong Sun , Guohong Fu