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Dictionary learning algorithms have been successfully used for both reconstructive and discriminative tasks, where an input signal is represented with a sparse linear combination of dictionary atoms. While these methods are mostly developed…

机器学习 · 统计学 2016-01-20 Soheil Bahrampour , Nasser M. Nasrabadi , Asok Ray , W. Kenneth Jenkins

Multimodal Large Language Models (MLLMs) have shown immense promise in universal multimodal retrieval, which aims to find relevant items of various modalities for a given query. But their practical application is often hindered by the…

计算机视觉与模式识别 · 计算机科学 2026-02-06 Qi Li , Yanzhe Zhao , Yongxin Zhou , Yameng Wang , Yandong Yang , Yuanjia Zhou , Jue Wang , Zuojian Wang , Jinxiang Liu

The growing complexity of encrypted network traffic presents dual challenges for modern network management: accurate multiclass classification of known applications and reliable detection of unknown traffic patterns. Although deep learning…

密码学与安全 · 计算机科学 2025-05-28 Yali Yuan , Yu Huang , Xingjian Zeng , Hantao Mei , Guang Cheng

The main objective of the Multiple Kernel k-Means (MKKM) algorithm is to extract non-linear information and achieve optimal clustering by optimizing base kernel matrices. Current methods enhance information diversity and reduce redundancy…

机器学习 · 计算机科学 2024-03-07 Rina Su , Yu Guo , Caiying Wu , Qiyu Jin , Tieyong Zeng

The challenge of visual grounding and masking in multimodal machine translation (MMT) systems has encouraged varying approaches to the detection and selection of visually-grounded text tokens for masking. We introduce new methods for…

计算与语言 · 计算机科学 2024-03-06 Braeden Bowen , Vipin Vijayan , Scott Grigsby , Timothy Anderson , Jeremy Gwinnup

This work aims to improve semi-supervised learning in a neural network architecture by introducing a hybrid supervised and unsupervised cost function. The unsupervised component is trained using a differentiable estimator of the Maximum…

机器学习 · 计算机科学 2018-10-30 Mark Hamilton

Tensor decomposition of high-dimensional data often struggles to capture semantically or physically meaningful structures, particularly when relying on reconstruction objectives and fixed-rank constraints. We introduce a no-rank tensor…

机器学习 · 计算机科学 2026-03-03 Maryam Bagherian

Cross-modal retrieval is an important functionality in modern search engines, as it increases the user experience by allowing queries and retrieved objects to pertain to different modalities. In this paper, we focus on the image-sentence…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Nicola Messina , Giuseppe Amato , Fabrizio Falchi , Claudio Gennaro , Stéphane Marchand-Maillet

Multiscale feature hierarchies have been witnessed the success in the computer vision area. This further motivates researchers to design multiscale Transformer for natural language processing, mostly based on the self-attention mechanism.…

计算与语言 · 计算机科学 2022-06-22 Bei Li , Tong Zheng , Yi Jing , Chengbo Jiao , Tong Xiao , Jingbo Zhu

In this paper, we propose multimodal convolutional neural networks (m-CNNs) for matching image and sentence. Our m-CNN provides an end-to-end framework with convolutional architectures to exploit image representation, word composition, and…

计算机视觉与模式识别 · 计算机科学 2015-09-01 Lin Ma , Zhengdong Lu , Lifeng Shang , Hang Li

Zero-shot learning (ZSL) aims to recognize the unseen classes in the open-world guided by the side-information (e.g., attributes). Its key task is how to infer the latent semantic knowledge between visual and attribute features on seen…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Shiming Chen , Shuhuang Chen , Guo-Sen Xie , Xinge You

In this paper, we address the challenges in unsupervised video object segmentation (UVOS) by proposing an efficient algorithm, termed MTNet, which concurrently exploits motion and temporal cues. Unlike previous methods that focus solely on…

计算机视觉与模式识别 · 计算机科学 2025-01-15 Yunzhi Zhuge , Hongyu Gu , Lu Zhang , Jinqing Qi , Huchuan Lu

Clustering is a class of unsupervised learning methods that has been extensively applied and studied in computer vision. Little work has been done to adapt it to the end-to-end training of visual features on large scale datasets. In this…

计算机视觉与模式识别 · 计算机科学 2019-03-19 Mathilde Caron , Piotr Bojanowski , Armand Joulin , Matthijs Douze

Transformers excel in Natural Language Processing (NLP) due to their prowess in capturing long-term dependencies but suffer from exponential resource consumption with increasing sequence lengths. To address these challenges, we propose MCSD…

计算与语言 · 计算机科学 2024-07-12 Hua Yang , Duohai Li , Shiman Li

Learning from Multivariate Time Series (MTS) has attracted widespread attention in recent years. In particular, label shortage is a real challenge for the classification task on MTS, considering its complex dimensional and sequential data…

机器学习 · 计算机科学 2021-10-12 Jingwei Zuo , Karine Zeitouni , Yehia Taher

In this paper we propose a framework for predicting kernelized classifiers in the visual domain for categories with no training images where the knowledge comes from textual description about these categories. Through our optimization…

计算机视觉与模式识别 · 计算机科学 2015-06-30 Mohamed Elhoseiny , Ahmed Elgammal , Babak Saleh

Traditional analysis of highly distorted micro-X-ray diffraction ({\mu}-XRD) patterns from hydrothermal fluid environments is a time-consuming process, often requiring substantial data preprocessing and labeled experimental data. This study…

材料科学 · 物理学 2024-03-18 Yanfei Li , Juejing Liu , Xiaodong Zhao , Wenjun Liu , Tong Geng , Ang Li , Xin Zhang

Research in modern data-driven dynamical systems is typically focused on the three key challenges of high dimensionality, unknown dynamics, and nonlinearity. The dynamic mode decomposition (DMD) has emerged as a cornerstone for modeling…

流体动力学 · 物理学 2022-04-27 Peter J. Baddoo , Benjamin Herrmann , Beverley J. McKeon , Steven L. Brunton

Cross-lingual representation learning transfers knowledge from resource-rich data to resource-scarce ones to improve the semantic understanding abilities of different languages. However, previous works rely on shallow unsupervised data…

计算与语言 · 计算机科学 2024-06-25 Dongyang Li , Taolin Zhang , Jiali Deng , Longtao Huang , Chengyu Wang , Xiaofeng He , Hui Xue

Topological Data Analysis (TDA) is a recent and growing branch of statistics devoted to the study of the shape of the data. In this work we investigate the predictive power of TDA in the context of supervised learning. Since topological…

机器学习 · 统计学 2017-09-22 Tullia Padellini , Pierpaolo Brutti
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