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Neural net classifiers trained on data with annotated class labels can also capture apparent visual similarity among categories without being directed to do so. We study whether this observation can be extended beyond the conventional…

计算机视觉与模式识别 · 计算机科学 2018-05-08 Zhirong Wu , Yuanjun Xiong , Stella Yu , Dahua Lin

We introduce a simple, fast, and easy to implement unsupervised learning algorithm for detecting different local environments on a single-particle level in colloidal systems. In this algorithm, we use a vector of standard bond-orientational…

软凝聚态物质 · 物理学 2020-01-08 Emanuele Boattini , Marjolein Dijkstra , Laura Filion

Supervised quantum learning is an emergent multidisciplinary domain bridging between variational quantum algorithms and classical machine learning. Here, we study experimentally a hybrid classifier model accelerated by a quantum simulator -…

The goal of unsupervised representation learning is to extract a new representation of data, such that solving many different tasks becomes easier. Existing methods typically focus on vectorized data and offer little support for relational…

机器学习 · 统计学 2017-09-29 Sebastijan Dumancic , Hendrik Blockeel

Unsupervised neural network learning extracts hidden features from unlabeled training data. This is used as a pretraining step for further supervised learning in deep networks. Hence, understanding unsupervised learning is of fundamental…

无序系统与神经网络 · 物理学 2016-12-23 Haiping Huang , Taro Toyoizumi

With the introduction of damage tolerance-based design philosophies, the demand for reliable and robust structural health monitoring (SHM) procedures for aerospace composite structures is increasing rapidly. The performance of supervised…

信号处理 · 电气工程与系统科学 2022-04-22 Mahindra Rautela , J. Senthilnath , Ernesto Monaco , S. Gopalakrishnan

In spectral clustering and spectral image segmentation, the data is partioned starting from a given matrix of pairwise similarities S. the matrix S is constructed by hand, or learned on a separate training set. In this paper we show how to…

机器学习 · 计算机科学 2012-07-09 Susan Shortreed , Marina Meila

We present an unsupervised representation learning approach using videos without semantic labels. We leverage the temporal coherence as a supervisory signal by formulating representation learning as a sequence sorting task. We take…

计算机视觉与模式识别 · 计算机科学 2017-08-04 Hsin-Ying Lee , Jia-Bin Huang , Maneesh Singh , Ming-Hsuan Yang

Recent proposals have suggested the use of supervised learning with convolutional neural networks to shed light on some of the less well known phases of the Fermi-Hubbard model through the classification of snapshots from the quantum gas…

无序系统与神经网络 · 物理学 2023-10-06 Stephanie Striegel , Eduardo Ibarra-García-Padilla , Ehsan Khatami

Unsupervised contrastive learning has gained increasing attention in the latest research and has proven to be a powerful method for learning representations from unlabeled data. However, little theoretical analysis was known for this…

机器学习 · 计算机科学 2021-06-01 Zixin Wen

Machine learning techniques such as artificial neural networks are currently revolutionizing many technological areas and have also proven successful in quantum physics applications. Here we employ an artificial neural network and deep…

Topological phase classifications have been intensively studied via machine-learning techniques where different forms of the training data are proposed in order to maximize the information extracted from the systems of interests. Due to the…

量子物理 · 物理学 2023-05-08 Min-Ruei Lin , Wan-Ju Li , Shin-Ming Huang

Spike sorting is a fundamental preprocessing step for many neuroscience studies which rely on the analysis of spike trains. In this paper, we present two unsupervised spike sorting algorithms based on discriminative subspace learning. The…

计算机视觉与模式识别 · 计算机科学 2014-08-25 Mohammad Reza Keshtkaran , Zhi Yang

State-of-the-art deep learning models are often trained with a large amount of costly labeled training data. However, requiring exhaustive manual annotations may degrade the model's generalizability in the limited-label regime.…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Yanbei Chen , Massimiliano Mancini , Xiatian Zhu , Zeynep Akata

In this article the extended Bose-Hubbard model describing ultra-cold atoms confined in a shallow, one-dimensional optical lattice is introduced and studied by the exact diagonalization approach. All parameters of the model are related to…

量子气体 · 物理学 2015-03-20 Tomasz Sowiński

The non-Hermitian extension of quasicrystals (QC) are highly tunable system for exploring novel material phases. While extended-localized phase transitions have been observed in one dimension, quantum phase transition in higher dimensions…

量子物理 · 物理学 2023-09-19 Xianqi Tong , Su-Peng Kou

We investigate theoretically the phase transition in three dimensional cubic Ising model utilizing state-of-the-art machine learning algorithms. Supervised machine learning models show high accuracies (~99\%) in phase classification and…

无序系统与神经网络 · 物理学 2019-03-21 Rui Zhang , Bin Wei , Dong Zhang , Jia-Ji Zhu , Kai Chang

Unsupervised deep metric learning (UDML) focuses on learning a semantic representation space using only unlabeled data. This challenging problem requires accurately estimating the similarity between data points, which is used to supervise a…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Shubhang Bhatnagar , Narendra Ahuja

We employ deep learning techniques to investigate the critical properties of the continuous phase transition in the majority vote model. In addition to deep learning, principal component analysis is utilized to analyze the transition. For…

In this paper, we analyze the quantum phases of multiple component Bose-Hubbard model in optical superlattices, using a mean-field method, the decoupling approximation. We find that the phase diagrams exhibit complected patterns and regions…

量子气体 · 物理学 2013-05-29 Bo-Lun Chen , Su-Peng Kou , Yunbo Zhang , Shu Chen