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Monocular depth estimation (MDE) is a fundamental topic of geometric computer vision and a core technique for many downstream applications. Recently, several methods reframe the MDE as a classification-regression problem where a linear…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Shuwei Shao , Zhongcai Pei , Xingming Wu , Zhong Liu , Weihai Chen , Zhengguo Li

Deep learning based techniques have been recently used with promising results for data integration problems. Some methods directly use pre-trained embeddings that were trained on a large corpus such as Wikipedia. However, they may not…

Databases · Computer Science 2020-09-04 Riccardo Cappuzzo , Paolo Papotti , Saravanan Thirumuruganathan

Modern large-scale datasets are frequently said to be high-dimensional. However, their data point clouds frequently possess structures, significantly decreasing their intrinsic dimensionality (ID) due to the presence of clusters, points…

Machine Learning · Computer Science 2019-01-21 Luca Albergante , Jonathan Bac , Andrei Zinovyev

The current state of the research in landmark recognition highlights the good accuracy which can be achieved by embedding techniques, such as Fisher vector and VLAD. All these techniques do not exploit spatial information, i.e. consider all…

Computer Vision and Pattern Recognition · Computer Science 2017-04-20 Federico Magliani , Navid Mahmoudian Bidgoli , Andrea Prati

Rapid globalization and the interdependence of humanity that engender tremendous in-flow of human migration towards the urban spaces. With advent of high definition satellite images, high resolution data, computational methods such as deep…

Computer Vision and Pattern Recognition · Computer Science 2021-01-08 Qianwei Cheng , AKM Mahbubur Rahman , Anis Sarker , Abu Bakar Siddik Nayem , Ovi Paul , Amin Ahsan Ali , M Ashraful Amin , Ryosuke Shibasaki , Moinul Zaber

In $p$-adic Hodge theory and the $p$-adic Langlands program, Banach spaces with $\mathbb{Q}_p$-coefficients and $p$-adic Lie group actions are central. Studying the subrepresentation of $\Gamma$-locally analytic vectors, $W^{\mathrm{la}}$,…

Number Theory · Mathematics 2025-09-29 Gal Porat

Boundary point detection aims to outline the external contour structure of clusters and enhance the inter-cluster discrimination, thus bolstering the performance of the downstream classification and clustering tasks. However, existing…

Machine Learning · Computer Science 2025-02-26 Dehua Peng , Zhipeng Gui , Jie Gui , Huayi Wu

This is a tutorial and survey paper for Locally Linear Embedding (LLE) and its variants. The idea of LLE is fitting the local structure of manifold in the embedding space. In this paper, we first cover LLE, kernel LLE, inverse LLE, and…

Machine Learning · Statistics 2020-11-24 Benyamin Ghojogh , Ali Ghodsi , Fakhri Karray , Mark Crowley

The issue of identifiers is crucial in distributed computing. Informally, identities are used for tackling two of the fundamental difficulties that areinherent to deterministic distributed computing, namely: (1) symmetry breaking, and (2)…

Distributed, Parallel, and Cluster Computing · Computer Science 2015-12-23 Pierre Fraigniaud , Magnús Halldórsson , Amos Korman

Limited by the locality of convolutional neural networks, most existing local features description methods only learn local descriptors with local information and lack awareness of global and surrounding spatial context. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Changwei Wang , Rongtao Xu , Yuyang Zhang , Shibiao Xu , Weiliang Meng , Bin Fan , Xiaopeng Zhang

We introduce continuous indexed points for improved multivariate volume visualization. Indexed points represent linear structures in parallel coordinates and can be used to encode local correlation of multivariate (including multifield,…

Graphics · Computer Science 2025-06-25 Liang Zhou , Xinyi Gou , Daniel Weiskopf

Continuous-depth neural networks, such as Neural ODEs, have refashioned the understanding of residual neural networks in terms of non-linear vector-valued optimal control problems. The common solution is to use the adjoint sensitivity…

Machine Learning · Computer Science 2022-02-16 Andrew Corbett , Dmitry Kangin

Local binary descriptors are attracting increasingly attention due to their great advantages in computational speed, which are able to achieve real-time performance in numerous image/vision applications. Various methods have been proposed…

Computer Vision and Pattern Recognition · Computer Science 2015-10-28 Yongqiang Gao , Weilin Huang , Yu Qiao

Clustering is a fundamental task in the computer vision and machine learning community. Although various methods have been proposed, the performance of existing approaches drops dramatically when handling incomplete high-dimensional data…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Mingjie Luo , Siwei Wang , Xinwang Liu , Wenxuan Tu , Yi Zhang , Xifeng Guo , Sihang Zhou , En Zhu

LDP (Local Differential Privacy) has recently attracted much attention as a metric of data privacy that prevents the inference of personal data from obfuscated data in the local model. However, there are scenarios in which the adversary…

Cryptography and Security · Computer Science 2021-12-21 Takao Murakami , Kenta Takahashi

Manifold learning techniques, such as Locally linear embedding (LLE), are designed to preserve the local neighborhood structures of high-dimensional data during dimensionality reduction. Traditional LLE employs Euclidean distance to define…

Machine Learning · Computer Science 2025-04-10 Ali Goli , Mahdieh Alizadeh , Hadi Sadoghi Yazdi

In this paper, we propose a novel parallel hierarchical Leiden-based algorithm for dynamic community detection. The algorithm, for a given batch update of edge insertions and deletions, partitions the network into communities using only a…

Social and Information Networks · Computer Science 2025-02-27 Grigoriy Bokov , Aleksandr Konovalov , Anna Uporova , Stanislav Moiseev , Ivan Safonov , Alexander Radionov

Latent Dirichlet Allocation (LDA) is a foundational model for discovering latent thematic structure in discrete data, but its Dirichlet prior cannot represent the rich correlations and hierarchical relationships often present among topics.…

Machine Learning · Computer Science 2026-02-24 Zheng Wang , Nizar Bouguila

Deep learning often requires a large amount of data. In real-world applications, e.g., healthcare applications, the data collected by a single organization (e.g., hospital) is often limited, and the majority of massive and diverse data is…

Machine Learning · Computer Science 2022-02-08 Di Zhuang , Mingchen Li , J. Morris Chang

Notions of depth in regression have been introduced and studied in the literature. Regression depth (RD) of Rousseeuw and Hubert (1999), the most famous one, is a direct extension of Tukey location depth (Tukey (1975)) to regression. Like…

Statistics Theory · Mathematics 2020-07-13 Yijun Zuo