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In this work, we present a post-processing solution to address the hubness problem in cross-modal retrieval, a phenomenon where a small number of gallery data points are frequently retrieved, resulting in a decline in retrieval performance.…

机器学习 · 计算机科学 2023-10-19 Yimu Wang , Xiangru Jian , Bo Xue

Profiting from large-scale training datasets, advances in neural architecture design and efficient inference, joint embeddings have become the dominant approach for tackling cross-modal retrieval. In this work we first show that, despite…

计算机视觉与模式识别 · 计算机科学 2022-04-20 Simion-Vlad Bogolin , Ioana Croitoru , Hailin Jin , Yang Liu , Samuel Albanie

Cross-modal retrieval aims to bridge the semantic gap between different modalities, such as visual and textual data, enabling accurate retrieval across them. Despite significant advancements with models like CLIP that align cross-modal…

计算机视觉与模式识别 · 计算机科学 2025-03-14 Zengrong Lin , Zheng Wang , Tianwen Qian , Pan Mu , Sixian Chan , Cong Bai

Batch Normalization (BN) has been a standard component in designing deep neural networks (DNNs). Although the standard BN can significantly accelerate the training of DNNs and improve the generalization performance, it has several…

机器学习 · 计算机科学 2020-10-13 Yong Guo , Qingyao Wu , Chaorui Deng , Jian Chen , Mingkui Tan

Normalization methods improve both optimization and generalization of ConvNets. To further boost performance, the recently-proposed switchable normalization (SN) provides a new perspective for deep learning: it learns to select different…

计算机视觉与模式识别 · 计算机科学 2019-03-12 Wenqi Shao , Tianjian Meng , Jingyu Li , Ruimao Zhang , Yudian Li , Xiaogang Wang , Ping Luo

Cross-modal retrieval aims to search for data with similar semantic meanings across different content modalities. However, cross-modal retrieval requires huge amounts of storage and retrieval time since it needs to process data in multiple…

信息检索 · 计算机科学 2022-02-22 Yang Shi , Young-joo Chung

Computing the optimal transport distance between statistical distributions is a fundamental task in machine learning. One remarkable recent advancement is entropic regularization and the Sinkhorn algorithm, which utilizes only matrix…

Diffusion maps is a manifold learning algorithm widely used for dimensionality reduction. Using a sample from a distribution, it approximates the eigenvalues and eigenfunctions of associated Laplace-Beltrami operators. Theoretical bounds on…

统计理论 · 数学 2021-04-09 Caroline L. Wormell , Sebastian Reich

As an indispensable component, Batch Normalization (BN) has successfully improved the training of deep neural networks (DNNs) with mini-batches, by normalizing the distribution of the internal representation for each hidden layer. However,…

计算机视觉与模式识别 · 计算机科学 2018-03-01 Guangrun Wang , Jiefeng Peng , Ping Luo , Xinjiang Wang , Liang Lin

Multi-modal hashing methods have gained popularity due to their fast speed and low storage requirements. Among them, the supervised methods demonstrate better performance by utilizing labels as supervisory signals compared with unsupervised…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Jin-Yu Liu , Xian-Ling Mao , Tian-Yi Che , Rong-Cheng Tu

The self-attention mechanism is central to the success of Transformer architectures. However, standard row-stochastic attention has been shown to suffer from significant signal degradation across layers. In particular, it can induce rank…

机器学习 · 计算机科学 2026-04-10 Michela Lapenna , Rita Fioresi , Bahman Gharesifard

Hashing has been widely applied to multimodal retrieval on large-scale multimedia data due to its efficiency in computation and storage. In this article, we propose a novel deep semantic multimodal hashing network (DSMHN) for scalable…

计算机视觉与模式识别 · 计算机科学 2022-01-06 Lu Jin , Zechao Li , Jinhui Tang

Cross-modal hashing (CMH) facilitates efficient retrieval across different modalities (e.g., image and text) by encoding data into compact binary representations. While recent methods have achieved remarkable performance, they often rely…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Likang Peng , Chao Su , Wenyuan Wu , Yuan Sun , Dezhong Peng , Xi Peng , Xu Wang

Batch Normalization (BN), a widely-used technique in neural networks, enhances generalization and expedites training by normalizing each mini-batch to the same mean and variance. However, its effectiveness diminishes when confronted with…

机器学习 · 计算机科学 2024-05-28 Bilal Faye , Mustapha Lebbah , Hanane Azzag

We present a new framework to address the non-convex robust hypothesis testing problem, wherein the goal is to seek the optimal detector that minimizes the maximum of worst-case type-I and type-II risk functions. The distributional…

机器学习 · 统计学 2024-03-25 Jie Wang , Rui Gao , Yao Xie

Anomaly detection plays a crucial role in quality control for industrial applications. However, ensuring robustness under unseen domain shifts such as lighting variations or sensor drift remains a significant challenge. Existing methods…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Jingyi Liao , Xun Xu , Yongyi Su , Rong-Cheng Tu , Yifan Liu , Dacheng Tao , Xulei Yang

Image super-resolution (SR) methods essentially lead to a loss of some high-frequency (HF) information when predicting high-resolution (HR) images from low-resolution (LR) images without using external references. To address this issue, we…

计算机视觉与模式识别 · 计算机科学 2018-06-19 Sifeng Xia , Wenhan Yang , Jiaying Liu , Zongming Guo

As hashing becomes an increasingly appealing technique for large-scale image retrieval, multi-label hashing is also attracting more attention for the ability to exploit multi-level semantic contents. In this paper, we propose a novel deep…

计算机视觉与模式识别 · 计算机科学 2021-02-03 Cheng Ma , Jiwen Lu , Jie Zhou

It is well known that Tikhonov regularization is one of the most commonly used methods for solving ill-posed problems. One of the most widely applied approaches is based on constructing a new dataset whose sample size is greater than the…

最优化与控制 · 数学 2020-12-11 Ning Zhang

Recently, numerous studies have been conducted on supervised learning-based image denoising methods. However, these methods rely on large-scale noisy-clean image pairs, which are difficult to obtain in practice. Denoising methods with…

计算机视觉与模式识别 · 计算机科学 2023-05-18 Young-Joo Han , Ha-Jin Yu
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