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Unsupervised object discovery (UOD) refers to the task of discriminating the whole region of objects from the background within a scene without relying on labeled datasets, which benefits the task of bounding-box-level localization and…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Yunqiu Lv , Jing Zhang , Nick Barnes , Yuchao Dai

We propose an unsupervised method using self-clustering convolutional adversarial autoencoders to classify prostate tissue as tumor or non-tumor without any labeled training data. The clustering method is integrated into the training of the…

Computer Vision and Pattern Recognition · Computer Science 2018-04-20 Wouter Bulten , Geert Litjens

Current large-scale astrophysical experiments produce unprecedented amounts of rich and diverse data. This creates a growing need for fast and flexible automated data inspection methods. Deep learning algorithms can capture and pick up…

Instrumentation and Methods for Astrophysics · Physics 2023-08-03 Vanessa Böhm , Alex G. Kim , Stéphanie Juneau

This paper introduces a novel weighted unsupervised learning for object detection using an RGB-D camera. This technique is feasible for detecting the moving objects in the noisy environments that are captured by an RGB-D camera. The main…

Computer Vision and Pattern Recognition · Computer Science 2018-10-24 Kamran Kowsari , Manal H. Alassaf

Universal anomaly detection still remains a challenging problem in machine learning and medical image analysis. It is possible to learn an expected distribution from a single class of normative samples, e.g., through epistemic uncertainty…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Johanna P. Müller , Matthew Baugh , Jeremy Tan , Mischa Dombrowski , Bernhard Kainz

In the context of quantum information, highly nonlinear regimes, such as those supporting solitons, are marginally investigated. We miss general methods for quantum solitons, although they can act as entanglement generators or as…

Quantum Physics · Physics 2022-08-31 Claudio Conti

This paper introduces a new method for semi-supervised learning on high dimensional nonlinear manifolds, which includes a phase of unsupervised basis learning and a phase of supervised function learning. The learned bases provide a set of…

Machine Learning · Statistics 2009-06-30 Kai Yu , Tong Zhang

Unsupervised machine learning, and in particular data clustering, is a powerful approach for the analysis of datasets and identification of characteristic features occurring throughout a dataset. It is gaining popularity across scientific…

Mesoscale and Nanoscale Physics · Physics 2021-03-23 Maria El Abbassi , Jan Overbeck , Oliver Braun , Michel Calame , Herre S. J. van der Zant , Mickael L. Perrin

This paper introduces self-taught object localization, a novel approach that leverages deep convolutional networks trained for whole-image recognition to localize objects in images without additional human supervision, i.e., without using…

Computer Vision and Pattern Recognition · Computer Science 2016-02-03 Loris Bazzani , Alessandro Bergamo , Dragomir Anguelov , Lorenzo Torresani

We present and rigorously analyze the behavior of a distributed, stochastic algorithm for separation and integration in self-organizing particle systems, an abstraction of programmable matter. Such systems are composed of individual…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-06-06 Sarah Cannon , Joshua J. Daymude , Cem Gokmen , Dana Randall , Andréa W. Richa

We introduce environment predictive coding, a self-supervised approach to learn environment-level representations for embodied agents. In contrast to prior work on self-supervised learning for images, we aim to jointly encode a series of…

Computer Vision and Pattern Recognition · Computer Science 2021-02-05 Santhosh K. Ramakrishnan , Tushar Nagarajan , Ziad Al-Halah , Kristen Grauman

In this study, we address the problem of supervised change detection for robotic map learning applications, in which the aim is to train a place-specific change classifier (e.g., support vector machine (SVM)) to predict changes from a…

Computer Vision and Pattern Recognition · Computer Science 2017-06-08 Fei Xiaoxiao , Tanaka Kanji

Learning to predict scene depth from RGB inputs is a challenging task both for indoor and outdoor robot navigation. In this work we address unsupervised learning of scene depth and robot ego-motion where supervision is provided by monocular…

Computer Vision and Pattern Recognition · Computer Science 2018-11-16 Vincent Casser , Soeren Pirk , Reza Mahjourian , Anelia Angelova

Single-molecule break junction measurements deliver a huge number of conductance vs.\ electrode separation traces. Along such measurements the target molecules may bind to the electrodes in different geometries, and the evolution and…

Mesoscale and Nanoscale Physics · Physics 2020-06-04 A. Magyarkuti , N. Balogh , Z. Balogh , L. Venkataraman , A. Halbritter

We study self-supervised procedure learning, which discovers key steps and their order from a set of unlabeled videos. Previous methods typically learn frame-to-frame correspondences between videos before determining key steps and their…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Syed Ahmed Mahmood , Ali Shah Ali , Umer Ahmed , Fawad Javed Fateh , M. Zeeshan Zia , Quoc-Huy Tran

The unsupervised visual inspection of defects in industrial products poses a significant challenge due to substantial variations in product surfaces. Current unsupervised models struggle to strike a balance between detecting texture and…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Peng Wang , Haiming Yao , Wenyong Yu

Causal structure learning has been a challenging task in the past decades and several mainstream approaches such as constraint- and score-based methods have been studied with theoretical guarantees. Recently, a new approach has transformed…

Machine Learning · Computer Science 2019-11-19 Ignavier Ng , Shengyu Zhu , Zhitang Chen , Zhuangyan Fang

Equipping active colloidal robots with intelligence such that they can efficiently navigate in unknown complex environments could dramatically impact their use in emerging applications like precision surgery and targeted drug delivery. Here…

Soft Condensed Matter · Physics 2019-08-01 Yuguang Yang , Michael A. Bevan , Bo Li

Progress in self-supervised learning has brought strong general image representation learning methods. Yet so far, it has mostly focused on image-level learning. In turn, tasks such as unsupervised image segmentation have not benefited from…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Adrian Ziegler , Yuki M. Asano

Coarse-grained (CG) modeling simplifies molecular systems by mapping groups of atoms into representative units. However, traditional CG approaches rely on fixed mapping rules, which limit their ability to handle diverse chemical systems and…

Computational Physics · Physics 2025-09-26 Zhixuan Zhong , Linbo Ma , Jian Jiang