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Hyperbolic spaces have proven to be suitable for modeling data of hierarchical nature. As such we use the Poincare ball to embed sentences with the goal of proving how hyperbolic spaces can be used for solving Textual Entailment. To this…

计算与语言 · 计算机科学 2024-06-25 Igor Petrovski

Protein-ligand binding prediction is central to virtual screening and affinity ranking, two fundamental tasks in drug discovery. While recent retrieval-based methods embed ligands and protein pockets into Euclidean space for…

机器学习 · 计算机科学 2025-11-25 Jianhui Wang , Wenyu Zhu , Bowen Gao , Xin Hong , Ya-Qin Zhang , Wei-Ying Ma , Yanyan Lan

Hyperbolic spaces, which have the capacity to embed tree structures without distortion owing to their exponential volume growth, have recently been applied to machine learning to better capture the hierarchical nature of data. In this…

机器学习 · 计算机科学 2021-03-18 Ryohei Shimizu , Yusuke Mukuta , Tatsuya Harada

Deep distance metric learning (DDML), which is proposed to learn image similarity metrics in an end-to-end manner based on the convolution neural network, has achieved encouraging results in many computer vision tasks.$L2$-normalization in…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Xuefei Zhe , Shifeng Chen , Hong Yan

Trajectory similarity is a cornerstone of trajectory data management and analysis. Traditional similarity functions often suffer from high computational complexity and a reliance on specific distance metrics, prompting a shift towards deep…

数据库 · 计算机科学 2025-04-16 Jianing Si , Haitao Yuan , Nan Jiang , Minxiao Chen , Xiao Ma , Shangguang Wang

Fine-grained visual recognition is challenging because it highly relies on the modeling of various semantic parts and fine-grained feature learning. Bilinear pooling based models have been shown to be effective at fine-grained recognition,…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Chaojian Yu , Xinyi Zhao , Qi Zheng , Peng Zhang , Xinge You

Fine-grained multi-label classification models have broad applications in e-commerce, such as visual based label predictions ranging from fashion attribute detection to brand recognition. One challenge to achieve satisfactory performance…

计算机视觉与模式识别 · 计算机科学 2023-06-07 Xin Shen , Xiaonan Zhao , Rui Luo

Hyperbolic geometry is an effective geometry for embedding hierarchical data structures. Hyperbolic learning has therefore become increasingly prominent in machine learning applications where data is hierarchically organized or governed by…

人工智能 · 计算机科学 2025-11-27 Melika Ayoughi , Pascal Mettes , Paul Groth

The hyperbolic space, characterized by a constant negative curvature and exponentially expanding space, aligns well with the structural properties of heterogeneous graphs. However, although heterogeneous graphs inherently possess diverse…

机器学习 · 计算机科学 2025-06-23 Jongmin Park , Seunghoon Han , Won-Yong Shin , Sungsu Lim

In recent years, there has been a growing trend of incorporating hyperbolic geometry methods into computer vision. While these methods have achieved state-of-the-art performance on various metric learning tasks using hyperbolic distance…

计算机视觉与模式识别 · 计算机科学 2024-05-06 Yun Yue , Fangzhou Lin , Guanyi Mou , Ziming Zhang

Within the realm of advanced code retrieval, existing methods have primarily relied on intricate matching and attention-based mechanisms. However, these methods often lead to computational and memory inefficiencies, posing a significant…

软件工程 · 计算机科学 2023-08-30 Xunzhu Tang , zhenghan Chen , Saad Ezzini , Haoye Tian , Yewei Song , Jacques Klein , Tegawende F. Bissyande

Explanations for \emph{black-box} models help us understand model decisions as well as provide information on model biases and inconsistencies. Most of the current explainability techniques provide a single level of explanation, often in…

计算机视觉与模式识别 · 计算机科学 2022-07-06 Ainkaran Santhirasekaram , Avinash Kori , Andrea Rockall , Mathias Winkler , Francesca Toni , Ben Glocker

The state-of-the-art recommendation systems have shifted the attention to efficient recommendation, e.g., on-device recommendation, under memory constraints. To this end, the existing methods either focused on the lightweight embeddings for…

信息检索 · 计算机科学 2025-03-20 Yang Wang , Haipeng Liu , Zeqian Yi , Biao Qian , Meng Wang

The reconstruction of indoor scenes from multi-view RGB images is challenging due to the coexistence of flat and texture-less regions alongside delicate and fine-grained regions. Recent methods leverage neural radiance fields aided by…

计算机视觉与模式识别 · 计算机科学 2024-08-14 Sheng Ye , Yubin Hu , Matthieu Lin , Yu-Hui Wen , Wang Zhao , Yong-Jin Liu , Wenping Wang

Real-world knowledge is often organized as hierarchies such as product taxonomies, medical ontologies, and label trees, yet learning hierarchical representations is challenging due to asymmetric structure and noisy semantics. We introduce…

机器学习 · 计算机科学 2026-05-04 Sahil Mishra , Srinitish Srinivasan , Sourish Dasgupta , Tanmoy Chakraborty

Hyperbolic space can naturally embed hierarchies, unlike Euclidean space. Hyperbolic Neural Networks (HNNs) exploit such representational power by lifting Euclidean features into hyperbolic space for classification, outperforming Euclidean…

机器学习 · 计算机科学 2022-05-17 Yunhui Guo , Xudong Wang , Yubei Chen , Stella X. Yu

We introduce a simple autoencoder based on hyperbolic geometry for solving standard collaborative filtering problem. In contrast to many modern deep learning techniques, we build our solution using only a single hidden layer. Remarkably,…

信息检索 · 计算机科学 2020-08-18 Leyla Mirvakhabova , Evgeny Frolov , Valentin Khrulkov , Ivan Oseledets , Alexander Tuzhilin

Hyperbolic deep learning leverages the metric properties of hyperbolic spaces to develop efficient and informative embeddings of hierarchical data. Here, we focus on the solvable group structure of hyperbolic spaces, which follows naturally…

机器学习 · 计算机科学 2025-06-02 Federico Milanesio , Matteo Santoro , Pietro G. Fré , Guido Sanguinetti

This paper demonstrates a self-supervised framework for learning voxel-wise coarse-to-fine representations tailored for dense downstream tasks. Our approach stems from the observation that existing methods for hierarchical representation…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Eytan Kats , Jochen G. Hirsch , Mattias P. Heinrich

With the development of deep learning, Deep Metric Learning (DML) has achieved great improvements in face recognition. Specifically, the widely used softmax loss in the training process often bring large intra-class variations, and feature…

计算机视觉与模式识别 · 计算机科学 2018-05-02 Bowen Wu , Huaming Wu , Monica M. Y. Zhang