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Different machine learning models can represent the same underlying concept in different ways. This variability is particularly valuable for in-the-wild multimodal retrieval, where the objective is to identify the corresponding…

信息检索 · 计算机科学 2025-06-11 Fan Xu , Luis A. Leiva

CLIP and BiomedCLIP are examples of vision-language foundation models and offer strong cross-modal embeddings; however, they are not optimized for fine-grained medical retrieval tasks, such as retrieving clinically relevant radiology…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Zhaohui Liang , Sivaramakrishnan Rajaraman , Niccolo Marini , Zhiyun Xue , Sameer Antani

Guided depth super-resolution (GDSR) reconstructs HR depth maps from LR inputs with HR RGB guidance. Existing methods either model each modality independently or rely on computationally expensive attention mechanisms with quadratic…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Chen Wu , Ling Wang , Zhuoran Zheng , Xiangyu Chen , Jingyuan Xia , Weidong Jiang , Jiantao Zhou

Visual Place Recognition (VPR) estimates the location of query images by matching them with images in a reference database. Conventional methods generally adopt aggregated CNN features for global retrieval and RANSAC-based geometric…

计算机视觉与模式识别 · 计算机科学 2023-04-10 Sijie Zhu , Linjie Yang , Chen Chen , Mubarak Shah , Xiaohui Shen , Heng Wang

Text-motion retrieval aims to learn a semantically aligned latent space between natural language descriptions and 3D human motion skeleton sequences, enabling bidirectional search across the two modalities. Most existing methods use a…

计算机视觉与模式识别 · 计算机科学 2026-03-11 Yao Zhang , Zhuchenyang Liu , Yanlan He , Thomas Ploetz , Yu Xiao

Previous studies show the necessity of global and local adjustment for image enhancement. However, existing convolutional neural networks (CNNs) and transformer-based models face great challenges in balancing the computational efficiency…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Kun Zhou , KenKun Liu , Wenbo Li , Xiaoguang Han , Jiangbo Lu

Image restoration has witnessed significant advancements with the development of deep learning models. Transformer-based models, particularly those using window-based self-attention, have become a dominant force. However, their performance…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Gang Wu , Junjun Jiang , Kui Jiang , Xianming Liu , Liqiang Nie

Remote sensing (RS) image-text retrieval plays a critical role in understanding massive RS imagery. However, the dense multi-object distribution and complex backgrounds in RS imagery make it difficult to simultaneously achieve fine-grained…

计算机视觉与模式识别 · 计算机科学 2026-04-23 Xi Chen , Xu Chen , Xiangyang Jia , Xu Zhang , Shuquan Wei , Wei Wang

Remote sensing image-text retrieval plays a crucial role in remote sensing interpretation, yet remains challenging under both closed-domain and open-domain scenarios due to semantic noise and domain shifts. To address these issues, we…

计算机视觉与模式识别 · 计算机科学 2025-09-11 Jiancheng Pan , Muyuan Ma , Qing Ma , Cong Bai , Shengyong Chen

Textual-visual cross-modal retrieval has been a hot research topic in both computer vision and natural language processing communities. Learning appropriate representations for multi-modal data is crucial for the cross-modal retrieval…

计算机视觉与模式识别 · 计算机科学 2018-06-14 Jiuxiang Gu , Jianfei Cai , Shafiq Joty , Li Niu , Gang Wang

Composed image retrieval (CIR) is a vision language task that retrieves a target image using a reference image and modification text, enabling intuitive specification of desired changes. While effectively fusing visual and textual…

计算机视觉与模式识别 · 计算机科学 2025-07-18 Jeong-Woo Park , Young-Eun Kim , Seong-Whan Lee

The standard approach for visual place recognition is to use global image descriptors to retrieve the most similar database images for a given query image. The results can then be further improved with re-ranking methods that re-order the…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Gustav Hanning , Gabrielle Flood , Viktor Larsson

Fine-grained recognition involves the classification of images from subordinate macro-categories, and it is challenging due to small inter-class differences. To overcome this, most methods perform discriminative feature selection enabled by…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Edwin Arkel Rios , Min-Chun Hu , Bo-Cheng Lai

Multispectral pedestrian detection is a crucial component in various critical applications. However, a significant challenge arises due to the misalignment between these modalities, particularly under real-world conditions where data often…

计算机视觉与模式识别 · 计算机科学 2024-11-28 Taeheon Kim , Sangyun Chung , Youngjoon Yu , Yong Man Ro

Learning interpretable multimodal representations inherently relies on uncovering the conditional dependencies between heterogeneous features. However, sparse graph estimation techniques, such as Graphical Lasso (GLasso), to…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Fei Wang , Yutong Zhang , Xiong Wang

Multi-spectral object re-identification (ReID) brings a new perception perspective for smart city and intelligent transportation applications, effectively addressing challenges from complex illumination and adverse weather. However, complex…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Shihao Li , Chenglong Li , Aihua Zheng , Jin Tang , Bin Luo

Context-aware methods have achieved remarkable advancements in supervised scene text recognition by leveraging semantic priors from words. Considering the heterogeneity of text and background in STR, we propose that such contextual priors…

计算机视觉与模式识别 · 计算机科学 2024-11-20 Tiancheng Lin , Jinglei Zhang , Yi Xu , Kai Chen , Rui Zhang , Chang-Wen Chen

Weakly supervised text-based person retrieval seeks to retrieve images of a target person using textual descriptions, without relying on identity annotations and is more challenging and practical. The primary challenge is the intra-class…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Xinpeng Zhao , Yanwei Zheng , Chuanlin Lan , Xiaowei Zhang , Bowen Huang , Jibin Yang , Dongxiao Yu

Multimodal alignment is critical for bridging the semantic gap in information retrieval. However, traditional pairwise strategies introduce a geometric blind spot: while they align anchor modalities (e.g., text) with others, they lack…

信息检索 · 计算机科学 2026-05-28 Arijit Ghosh , Aritra Bandyopadhyay , Chiranjeev Bindra , Jingfen Qiao

The cross-media retrieval problem has received much attention in recent years due to the rapid increasing of multimedia data on the Internet. A new approach to the problem has been raised which intends to match features of different…

多媒体 · 计算机科学 2015-12-18 Cuicui Kang , Shengcai Liao , Yonghao He , Jian Wang , Wenjia Niu , Shiming Xiang , Chunhong Pan