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In this paper we presented a stochastic version mean-shift clustering algorithm. In the stochastic version the data points "climb" to the modes of the distribution collectively, while in the deterministic mean-shift, each datum "climbs"…

Machine Learning · Computer Science 2023-12-27 Itshak Lapidot

Modes and ridges of the probability density function behind observed data are useful geometric features. Mode-seeking clustering assigns cluster labels by associating data samples with the nearest modes, and estimation of density ridges…

Machine Learning · Statistics 2018-04-03 Hiroaki Sasaki , Takafumi Kanamori , Aapo Hyvärinen , Gang Niu , Masashi Sugiyama

We present a selective sampling method designed to accelerate the training of deep neural networks. To this end, we introduce a novel measurement, the minimal margin score (MMS), which measures the minimal amount of displacement an input…

Machine Learning · Computer Science 2019-11-19 Berry Weinstein , Shai Fine , Yacov Hel-Or

Stochastic Gradient Descent (SGD) is a popular optimization method which has been applied to many important machine learning tasks such as Support Vector Machines and Deep Neural Networks. In order to parallelize SGD, minibatch training is…

Machine Learning · Statistics 2014-05-14 Peilin Zhao , Tong Zhang

Simultaneous Localization and Mapping (SLAM) is one of the most important environment-perception and navigation algorithms for computer vision, robotics, and autonomous cars/drones. Hence, high quality and fast mapping becomes a fundamental…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Runfa Blark Li , Mahdi Shaghaghi , Keito Suzuki , Xinshuang Liu , Varun Moparthi , Bang Du , Walker Curtis , Martin Renschler , Ki Myung Brian Lee , Nikolay Atanasov , Truong Nguyen

Multi-Object Tracking (MOT) has gained extensive attention in recent years due to its potential applications in traffic and pedestrian detection. We note that tracking by detection may suffer from errors generated by noise detectors, such…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 ZongTan Li

Moving Object Segmentation (MOS) aims to discover, segment, and track objects that move independently of the camera. Current MOS methods, however, exhibit two fundamental limitations: they rely on pre-computed 2D auxiliary modalities such…

Computer Vision and Pattern Recognition · Computer Science 2026-05-29 Junyu Xie , Tengda Han , Weidi Xie , Andrew Zisserman

Generating wide-area digital surface models (DSMs) requires registering a large number of individual, and partially overlapped DSMs. This presents a challenging problem for a typical registration algorithm, since when a large number of…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Ningli Xu , Rongjun Qin

Clustering aims to group unlabeled objects based on similarity inherent among them into clusters. It is important for many tasks such as anomaly detection, database sharding, record linkage, and others. Some clustering methods are taken as…

Databases · Computer Science 2024-12-02 Binbin Gu , Saeed Kargar , Faisal Nawab

The task of semi-supervised video object segmentation (VOS) has been greatly advanced and state-of-the-art performance has been made by dense matching-based methods. The recent methods leverage space-time memory (STM) networks and learn to…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Jiadai Sun , Yuxin Mao , Yuchao Dai , Yiran Zhong , Jianyuan Wang

Model stealing (MS) involves querying and observing the output of a machine learning model to steal its capabilities. The quality of queried data is crucial, yet obtaining a large amount of real data for MS is often challenging. Recent…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Yunlong Zhao , Xiaoheng Deng , Yijing Liu , Xinjun Pei , Jiazhi Xia , Wei Chen

When using stochastic gradient descent to solve large-scale machine learning problems, a common practice of data processing is to shuffle the training data, partition the data across multiple machines if needed, and then perform several…

Machine Learning · Statistics 2017-10-02 Qi Meng , Wei Chen , Yue Wang , Zhi-Ming Ma , Tie-Yan Liu

The Maximum Common Subgraph (MCS) problem plays a key role in many applications, including cheminformatics, bioinformatics, and pattern recognition, where it is used to identify the largest shared substructure between two graphs. Although…

Data Structures and Algorithms · Computer Science 2026-03-25 Buddhi Kothalawala , Henning Koehler , Muhammad Farhan

Distributed deep learning has recently been attracting more attention in remote sensing (RS) applications due to the challenges posed by the increased amount of open data that are produced daily by Earth observation programs. However, the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-01 Weiying Xie , Zixuan Wang , Jitao Ma , Daixun Li , Yunsong Li

Relocalization is the basis of map-based localization algorithms. Camera and LiDAR map-based methods are pervasive since their robustness under different scenarios. Generally, mapping and localization using the same sensor have better…

Computer Vision and Pattern Recognition · Computer Science 2023-05-16 Shuhang Tan , Hengyu Liu , Zhiling Wang

The goal of salient region detection is to identify the regions of an image that attract the most attention. Many methods have achieved state-of-the-art performance levels on this task. Recently, salient instance segmentation has become an…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Jialun Pei , He Tang , Chao Liu , Chuanbo Chen

Approximate nearest neighbor search (ANNS) is a crucial problem in information retrieval and AI applications. Recently, there has been a surge of interest in graph-based ANNS algorithms due to their superior efficiency and accuracy.…

Databases · Computer Science 2025-09-03 Zhenxin Li , Shuibing He , Jiahao Guo , Xuechen Zhang , Xian-He Sun , Gang Chen

Due to the problem of performance constraints of unsupervised video object detection, its large-scale application is limited. In response to this pain point, we propose another excellent method to solve this problematic point. By…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Chao Hu , Liqiang Zhu

A unified deep neural network, denoted the multi-scale CNN (MS-CNN), is proposed for fast multi-scale object detection. The MS-CNN consists of a proposal sub-network and a detection sub-network. In the proposal sub-network, detection is…

Computer Vision and Pattern Recognition · Computer Science 2016-07-26 Zhaowei Cai , Quanfu Fan , Rogerio S. Feris , Nuno Vasconcelos

Retrieving images from large and varied repositories using visual contents has been one of major research items, but a challenging task in the image management community. In this paper we present an efficient approach for region-based image…

Computer Vision and Pattern Recognition · Computer Science 2010-06-24 S. Sadek , A. Al-Hamadi , B. Michaelis , U. Sayed