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Representation learning of textual networks poses a significant challenge as it involves capturing amalgamated information from two modalities: (i) underlying network structure, and (ii) node textual attributes. For this, most existing…

计算与语言 · 计算机科学 2020-11-06 Tony Gracious , Ambedkar Dukkipati

Music retrieval and recommendation applications often rely on content features encoded as embeddings, which provide vector representations of items in a music dataset. Numerous complementary embeddings can be derived from processing items…

信息检索 · 计算机科学 2023-08-15 Andres Ferraro , Jaehun Kim , Sergio Oramas , Andreas Ehmann , Fabien Gouyon

Data condensation techniques aim to synthesize a compact dataset from a larger one to enable efficient model training, yet while successful in unimodal settings, they often fail in multimodal scenarios where preserving intricate inter-modal…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Yue Min , Shaobo Wang , Jiaze Li , Tianle Niu , Junxin Fan , Yongliang Miao , Lijin Yang , Linfeng Zhang

Learning a Markov Decision Process (MDP) from a fixed batch of trajectories is a non-trivial task whose outcome's quality depends on both the amount and the diversity of the sampled regions of the state-action space. Yet, many MDPs are…

机器学习 · 计算机科学 2022-03-08 Giorgio Angelotti , Nicolas Drougard , Caroline P. C. Chanel

Accurate beam alignment is a critical challenge in XL-MIMO systems, especially in the near-field regime, where conventional far-field assumptions no longer hold. Although 2D grid-based codebooks in the polar domain are widely accepted for…

信号处理 · 电气工程与系统科学 2025-02-27 Hongjun Heo , Wan Choi

Recent advances in representation learning have demonstrated an ability to represent information from different modalities such as video, text, and audio in a single high-level embedding vector. In this work we present a self-supervised…

计算机视觉与模式识别 · 计算机科学 2021-06-11 Alexander H. Liu , SouYoung Jin , Cheng-I Jeff Lai , Andrew Rouditchenko , Aude Oliva , James Glass

Deep predictive models of neuronal activity have recently enabled several new discoveries about the selectivity and invariance of neurons in the visual cortex. These models learn a shared set of nonlinear basis functions, which are linearly…

神经元与认知 · 定量生物学 2024-06-19 Polina Turishcheva , Max Burg , Fabian H. Sinz , Alexander Ecker

Standard deep neural networks (DNNs) are commonly trained in an end-to-end fashion for specific tasks such as object recognition, face identification, or character recognition, among many examples. This specificity often leads to…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Raphaël Achddou , J. Matias di Martino , Guillermo Sapiro

Pre-trained vision encoders like DINOv2 have demonstrated exceptional performance on unimodal tasks. However, we observe that their feature representations are poorly aligned across different modalities. For instance, the feature embedding…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Rishabh Kabra , Maks Ovsjanikov , Drew A. Hudson , Ye Xia , Skanda Koppula , Andre Araujo , Joao Carreira , Niloy J. Mitra

Neural network representation learning for spatial data is a common need for geographic artificial intelligence (GeoAI) problems. In recent years, many advancements have been made in representation learning for points, polylines, and…

计算机视觉与模式识别 · 计算机科学 2022-10-03 Gengchen Mai , Chiyu Jiang , Weiwei Sun , Rui Zhu , Yao Xuan , Ling Cai , Krzysztof Janowicz , Stefano Ermon , Ni Lao

We introduce a dynamic multiscale tree (DMT) architecture that learns how to leverage the strengths of different existing classifiers for supervised multi-label image segmentation. Unlike previous works that simply aggregate or cascade…

计算机视觉与模式识别 · 计算机科学 2017-09-07 Samya Amiri , Mohamed Ali Mahjoub , Islem Rekik

We introduce a model for bidirectional retrieval of images and sentences through a multi-modal embedding of visual and natural language data. Unlike previous models that directly map images or sentences into a common embedding space, our…

计算机视觉与模式识别 · 计算机科学 2014-06-24 Andrej Karpathy , Armand Joulin , Li Fei-Fei

This paper provides a novel framework that learns canonical embeddings for non-rigid shape matching. In contrast to prior work in this direction, our framework is trained end-to-end and thus avoids instabilities and constraints associated…

计算机视觉与模式识别 · 计算机科学 2021-10-08 Abhishek Sharma , Maks Ovsjanikov

We propose and experimentally demonstrate a nonlinear-optics approach to pattern recognition with single-pixel imaging and deep neural network. It employs mode selective image up-conversion to project a raw image onto a set of coherent…

光学 · 物理学 2021-02-03 Ting Bu , Santosh Kumar , He Zhang , Irwin Huang , Yuping Huang

Dataset distillation, a training-aware data compression technique, has recently attracted increasing attention as an effective tool for mitigating costs of optimization and data storage. However, progress remains largely empirical.…

机器学习 · 计算机科学 2026-03-31 Yuri Kinoshita , Naoki Nishikawa , Taro Toyoizumi

Contrastive learning has recently established itself as a powerful self-supervised learning framework for extracting rich and versatile data representations. Broadly speaking, contrastive learning relies on a data augmentation scheme to…

机器学习 · 计算机科学 2023-05-02 Ilgee Hong , Huy Tran , Claire Donnat

Multimodal learning aims to build models that can process and relate information from multiple modalities. Despite years of development in this field, it still remains challenging to design a unified network for processing various…

计算机视觉与模式识别 · 计算机科学 2023-07-21 Yiyuan Zhang , Kaixiong Gong , Kaipeng Zhang , Hongsheng Li , Yu Qiao , Wanli Ouyang , Xiangyu Yue

In this paper, we propose a novel visual tracking framework that intelligently discovers reliable patterns from a wide range of video to resist drift error for long-term tracking tasks. First, we design a Discrete Fourier Transform (DFT)…

计算机视觉与模式识别 · 计算机科学 2016-02-19 Shu Wang , Shaoting Zhang , Wei Liu , Dimitris N. Metaxas

Network embedding is the process of learning low-dimensional representations for nodes in a network, while preserving node features. Existing studies only leverage network structure information and focus on preserving structural features.…

机器学习 · 计算机科学 2019-03-29 Conghui Zheng , Li Pan , Peng Wu

Deep learning achieved great progress recently, however, it is not easy or efficient to further improve its performance by increasing the size of the model. Multi-modal learning can mitigate this challenge by introducing richer and more…

人工智能 · 计算机科学 2025-10-07 Cairong Zhao , Yufeng Jin , Zifan Song , Haonan Chen , Duoqian Miao , Guosheng Hu