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Retrieval-augmented generation (RAG) systems have predominantly focused on text-based retrieval, limiting their effectiveness in handling visually-rich documents that encompass text, images, tables, and charts. To bridge this gap, we…

信息检索 · 计算机科学 2025-05-07 Mingjun Xu , Zehui Wang , Hengxing Cai , Renxin Zhong

Domain adaptation approaches seek to learn from a source domain and generalize it to an unseen target domain. At present, the state-of-the-art unsupervised domain adaptation approaches for subjective text classification problems leverage…

机器学习 · 计算机科学 2020-10-22 Jitin Krishnan , Hemant Purohit , Huzefa Rangwala

Multisource image analysis that leverages complementary spectral, spatial, and structural information benefits fine-grained object recognition that aims to classify an object into one of many similar subcategories. However, for multisource…

计算机视觉与模式识别 · 计算机科学 2021-05-27 Bulut Aygunes , Ramazan Gokberk Cinbis , Selim Aksoy

Given a gallery of uncaptioned video sequences, this paper considers the task of retrieving videos based on their relevance to an unseen text query. To compensate for the lack of annotations, we rely instead on a related video gallery…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Jonathan Munro , Michael Wray , Diane Larlus , Gabriela Csurka , Dima Damen

Many computer vision tasks address the problem of scene understanding and are naturally interrelated e.g. object classification, detection, scene segmentation, depth estimation, etc. We show that we can leverage the inherent relationships…

计算机视觉与模式识别 · 计算机科学 2021-03-18 Yao Lu , Sören Pirk , Jan Dlabal , Anthony Brohan , Ankita Pasad , Zhao Chen , Vincent Casser , Anelia Angelova , Ariel Gordon

Self-driving cars must detect other vehicles and pedestrians in 3D to plan safe routes and avoid collisions. State-of-the-art 3D object detectors, based on deep learning, have shown promising accuracy but are prone to over-fit to domain…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Yurong You , Carlos Andres Diaz-Ruiz , Yan Wang , Wei-Lun Chao , Bharath Hariharan , Mark Campbell , Kilian Q Weinberger

The divergence between labeled training data and unlabeled testing data is a significant challenge for recent deep learning models. Unsupervised domain adaptation (UDA) attempts to solve such problem. Recent works show that self-training is…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Chuang Zhu , Kebin Liu , Wenqi Tang , Ke Mei , Jiaqi Zou , Tiejun Huang

Supervised learning is constrained by the availability of labeled data, which are especially expensive to acquire in the field of digital pathology. Making use of open-source data for pre-training or using domain adaptation can be a way to…

计算机视觉与模式识别 · 计算机科学 2022-01-20 Christian Abbet , Linda Studer , Andreas Fischer , Heather Dawson , Inti Zlobec , Behzad Bozorgtabar , Jean-Philippe Thiran

Training deep networks with limited labeled data while achieving a strong generalization ability is key in the quest to reduce human annotation efforts. This is the goal of semi-supervised learning, which exploits more widely available…

计算机视觉与模式识别 · 计算机科学 2021-04-14 Daiqing Li , Junlin Yang , Karsten Kreis , Antonio Torralba , Sanja Fidler

Unsupervised domain adaptation (UDA) methods have been broadly utilized to improve the models' adaptation ability in general computer vision. However, different from the natural images, there exist huge semantic gaps for the nuclei from…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Canran Li , Dongnan Liu , Haoran Li , Zheng Zhang , Guangming Lu , Xiaojun Chang , Weidong Cai

In order to robustly deploy object detectors across a wide range of scenarios, they should be adaptable to shifts in the input distribution without the need to constantly annotate new data. This has motivated research in Unsupervised Domain…

计算机视觉与模式识别 · 计算机科学 2021-10-05 Farzaneh Rezaeianaran , Rakshith Shetty , Rahaf Aljundi , Daniel Olmeda Reino , Shanshan Zhang , Bernt Schiele

Active domain adaptation (ADA) studies have mainly addressed query selection while following existing domain adaptation strategies. However, we argue that it is critical to consider not only query selection criteria but also domain…

计算机视觉与模式识别 · 计算机科学 2022-04-26 Kyeongtak Han , Youngeun Kim , Dongyoon Han , Sungeun Hong

To reduce annotation labor associated with object detection, an increasing number of studies focus on transferring the learned knowledge from a labeled source domain to another unlabeled target domain. However, existing methods assume that…

计算机视觉与模式识别 · 计算机科学 2021-07-01 Xingxu Yao , Sicheng Zhao , Pengfei Xu , Jufeng Yang

Multi-label image recognition is a practical and challenging task compared to single-label image classification. However, previous works may be suboptimal because of a great number of object proposals or complex attentional region…

计算机视觉与模式识别 · 计算机科学 2021-07-21 Bin-Bin Gao , Hong-Yu Zhou

A fundamental challenge faced by existing Fine-Grained Sketch-Based Image Retrieval (FG-SBIR) models is the data scarcity -- model performances are largely bottlenecked by the lack of sketch-photo pairs. Whilst the number of photos can be…

计算机视觉与模式识别 · 计算机科学 2021-03-26 Ayan Kumar Bhunia , Pinaki Nath Chowdhury , Aneeshan Sain , Yongxin Yang , Tao Xiang , Yi-Zhe Song

Pixel-level labels are particularly expensive to acquire. Hence, pretraining is a critical step to improve models on a task like semantic segmentation. However, prominent algorithms for pretraining neural networks use image-level…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Mathilde Caron , Neil Houlsby , Cordelia Schmid

As a specific case of graph transfer learning, unsupervised domain adaptation on graphs aims for knowledge transfer from label-rich source graphs to unlabeled target graphs. However, graphs with topology and attributes usually have…

机器学习 · 计算机科学 2024-10-01 Ziyue Qiao , Xiao Luo , Meng Xiao , Hao Dong , Yuanchun Zhou , Hui Xiong

Unsupervised domain adaptation (UDA) for semantic segmentation addresses the cross-domain problem with fine source domain labels. However, the acquisition of semantic labels has always been a difficult step, many scenarios only have weak…

计算机视觉与模式识别 · 计算机科学 2022-10-06 Shengjie Liu , Chuang Zhu , Wenqi Tang

Neural net classifiers trained on data with annotated class labels can also capture apparent visual similarity among categories without being directed to do so. We study whether this observation can be extended beyond the conventional…

计算机视觉与模式识别 · 计算机科学 2018-05-08 Zhirong Wu , Yuanjun Xiong , Stella Yu , Dahua Lin

Domain adaptation (DA) is a representation learning methodology that transfers knowledge from a label-sufficient source domain to a label-scarce target domain. While most of early methods are focused on unsupervised DA (UDA), several…

计算机视觉与模式识别 · 计算机科学 2021-04-02 Yoonhyung Kim , Changick Kim