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We introduce a new analysis method to deal with stationary non-Gaussian noises in gravitational wave detectors in terms of the independent component analysis. First, we consider the simplest case where the detector outputs are linear…

General Relativity and Quantum Cosmology · Physics 2016-11-03 Soichiro Morisaki , Jun'ichi Yokoyama , Kazunari Eda , Yousuke Itoh

Independent Component Analysis (ICA) is commonly-used in electroencephalogram (EEG) signal processing to remove non-cerebral artifacts from cerebral data. Despite the ubiquity of ICA, the effect of measurement uncertainty on the artifact…

Systems and Control · Electrical Eng. & Systems 2024-10-07 Jennie Couchman , Orestis Kaparounakis , Chatura Samarakoon , Phillip Stanley-Marbell

In April 2020, KAGRA conducted its first science observation in combination with the GEO~600 detector (O3GK) for two weeks. According to the noise budget estimation, suspension control noise in the low frequency band and acoustic noise in…

Instrumentation and Methods for Astrophysics · Physics 2022-06-14 KAGRA collaboration , H. Abe , T. Akutsu , M. Ando , A. Araya , N. Aritomi , H. Asada , Y. Aso , S. Bae , Y. Bae , R. Bajpai , K. Cannon , Z. Cao , E. Capocasa , M. Chan , C. Chen , D. Chen , K. Chen , Y. Chen , C-Y. Chiang , Y-K. Chu , S. Eguchi , M. Eisenmann , Y. Enomoto , R. Flaminio , H. K. Fong , Y. Fujii , Y. Fujikawa , Y. Fujimoto , I. Fukunaga , D. Gao , G. -G. Ge , S. Ha , I. P. W. Hadiputrawan , S. Haino , W. -B. Han , K. Hasegawa , K. Hattori , H. Hayakawa , K. Hayama , Y. Himemoto , N. Hirata , C. Hirose , T-C. Ho , B-H. Hsieh , H-F. Hsieh , C. Hsiung , H-Y. Huang , P. Huang , Y-C. Huang , Y. -J. Huang , D. C. Y. Hui , S. Ide , K. Inayoshi , Y. Inoue , K. Ito , Y. Itoh , C. Jeon , H. -B. Jin , k. Jung , P. Jung , K. Kaihotsu , T. Kajita , M. Kakizaki , M. Kamiizumi , N. Kanda , T. Kato , K. Kawaguchi , C. Kim , J. Kim , J. C. Kim , Y. -M. Kim , N. Kimura , T. Kiyota , Y. Kobayashi , K. Kohri , K. Kokeyama , A. K. H. Kong , N. Koyama , C. Kozakai , J. Kume , Y. Kuromiya , S. Kuroyanagi , K. Kwak , E. Lee , H. W. Lee , R. Lee , M. Leonardi , K. L. Li , P. Li , L. C. -C. Lin , C-Y. Lin , E. T. Lin , F-K. Lin , F-L. Lin , H. L. Lin , G. C. Liu , L. -W. Luo , M. Ma'arif , E. Majorana , Y. Michimura , N. Mio , O. Miyakawa , K. Miyo , S. Miyoki , Y. Mori , S. Morisaki , N. Morisue , Y. Moriwaki , K. Nagano , K. Nakamura , H. Nakano , M. Nakano , Y. Nakayama , T. Narikawa , L. Naticchioni , L. Nguyen Quynh , W. -T. Ni , T. Nishimoto , A. Nishizawa , S. Nozaki , Y. Obayashi , W. Ogaki , J. J. Oh , K. Oh , M. Ohashi , T. Ohashi , M. Ohkawa , H. Ohta , Y. Okutani , K. Oohara , S. Oshino , S. Otabe , K. -C. Pan , A. Parisi , J. Park , F. E. Peña Arellano , S. Saha , Y. Saito , K. Sakai , T. Sawada , Y. Sekiguchi , L. Shao , Y. Shikano , H. Shimizu , K. Shimode , H. Shinkai , T. Shishido , A. Shoda , K. Somiya , I. Song , R. Sugimoto , J. Suresh , T. Suzuki , T. Suzuki , T. Suzuki , H. Tagoshi , H. Takahashi , R. Takahashi , S. Takano , H. Takeda , M. Takeda , K. Tanaka , T. Tanaka , T. Tanaka , S. Tanioka , A. Taruya , T. Tomaru , T. Tomura , L. Trozzo , T. Tsang , J-S. Tsao , S. Tsuchida , T. Tsutsui , D. Tuyenbayev , N. Uchikata , T. Uchiyama , A. Ueda , T. Uehara , K. Ueno , G. Ueshima , T. Ushiba , M. H. P. M. van Putten , J. Wang , T. Washimi , C. Wu , H. Wu , T. Yamada , K. Yamamoto , T. Yamamoto , K. Yamashita , R. Yamazaki , Y. Yang , S. Yeh , J. Yokoyama , T. Yokozawa , T. Yoshioka , H. Yuzurihara , S. Zeidler , M. Zhan , H. Zhang , Y. Zhao , Z. -H. Zhu

Independent Component Analysis (ICA) recently has attracted attention in the statistical literature as an alternative to elliptical models. Whereas k-dimensional elliptical densities depend on one single unspecified radial density, however,…

Methodology · Statistics 2013-12-17 Marc Hallin , Chintan Mehta

In this paper, we consider transmit beamforming and reflection patterns design in reconfigurable intelligent surface (RIS)-assisted integrated sensing and communication (ISAC) systems, where the dual-function base station (DFBS) lacks…

Signal Processing · Electrical Eng. & Systems 2025-04-11 Yunxiang Shi , Lixin Li , Wensheng Lin , Wei Liang , Zhu Han

We present a new algorithm for Independent Component Analysis (ICA) which has provable performance guarantees. In particular, suppose we are given samples of the form $y = Ax + \eta$ where $A$ is an unknown $n \times n$ matrix and $x$ is a…

Machine Learning · Computer Science 2012-11-13 Sanjeev Arora , Rong Ge , Ankur Moitra , Sushant Sachdeva

We propose a new method of independent component analysis (ICA) in order to extract appropriate features from high-dimensional data. In general, matrix factorization methods including ICA have a problem regarding the interpretability of…

Machine Learning · Statistics 2024-10-18 Yusuke Endo , Koujin Takeda

In this paper we derive a new framework for independent component analysis (ICA), called measure-transformed ICA (MTICA), that is based on applying a structured transform to the probability distribution of the observation vector, i.e.,…

Methodology · Statistics 2013-12-10 Koby Todros , Alfred O. Hero

We generalize the low-rank decomposition problem, such as principal and independent component analysis (PCA, ICA) for continuous-time vector-valued signals and provide a model-agnostic implicit neural signal representation framework to…

Machine Learning · Computer Science 2025-07-15 Shayan K. Azmoodeh , Krishna Subramani , Paris Smaragdis

We consider shared response modeling, a multi-view learning problem where one wants to identify common components from multiple datasets or views. We introduce Shared Independent Component Analysis (ShICA) that models each view as a linear…

Machine Learning · Computer Science 2021-10-27 Hugo Richard , Pierre Ablin , Bertrand Thirion , Alexandre Gramfort , Aapo Hyvärinen

We propose a method to simultaneously correct linear optics errors and linear coupling for storage rings using turn-by-turn (TbT) beam position monitor (BPM) data. The independent component analysis (ICA) method is used to isolate the…

Accelerator Physics · Physics 2016-06-22 Xi Yang , Xiaobiao Huang

A variety of interstellar complex organic molecules (COMs) have been detected in various physical conditions. However, in the protostellar and protoplanetary environments, their complex kinematics make line profiles blend each other and the…

Astrophysics of Galaxies · Physics 2023-09-19 Hyeong-Sik Yun , Jeong-Eun Lee

We present a new high performance Convex Cauchy Schwarz Divergence (CCS DIV) measure for Independent Component Analysis (ICA) and Blind Source Separation (BSS). The CCS DIV measure is developed by integrating convex functions into the…

Information Theory · Computer Science 2014-08-04 Zaid Albataineh , Fathi M. Salem

In this paper, a novel neural network architecture is proposed to address the challenges in energy disaggregation algorithms. These challenges include the limited availability of data and the complexity of disaggregating a large number of…

Systems and Control · Electrical Eng. & Systems 2025-10-17 Sahar Moghimian Hoosh , Ilia Kamyshev , Henni Ouerdane

Intentional controlled islanding (ICI) is a final resort for preventing a cascading failure and catastrophic power system blackouts. This paper proposes a controlled islanding algorithm that uses spectral clustering over multi-layer graphs…

Signal Processing · Electrical Eng. & Systems 2019-06-11 Faycal Znidi , Hamzeh Davarikia , Kamran Iqbal , Masoud Barati

This paper presents Cram\'er-Rao Lower Bound (CRLB) for the complex-valued Blind Source Extraction (BSE) problem based on the assumption that the target signal is independent of the other signals. Two instantaneous mixing models are…

Statistics Theory · Mathematics 2020-10-28 Václav Kautský , Zbyněk Koldovský , Petr Tichavský , Vicente Zarzoso

Recently years, the attempts on distilling mobile data into useful knowledge has been led to the deployment of machine learning algorithms at the network edge. Principal component analysis (PCA) is a classic technique for extracting the…

Information Theory · Computer Science 2022-04-04 Zezhong Zhang , Guangxu Zhu , Rui Wang , Vincent K. N. Lau , Kaibin Huang

Dynamical Component Analysis (DyCA) is a recently-proposed method to detect projection vectors to reduce the dimensionality of multi-variate deterministic datasets. It is based on the solution of a generalized eigenvalue problem and…

Signal Processing · Electrical Eng. & Systems 2020-10-05 Katharina Korn , Bastian Seifert , Christian Uhl

This paper investigates a reconfigurable intelligent surface (RIS)-assisted integrated sensing and communication (ISAC) system and proposes a joint communication and sensing beamforming design based on non-orthogonal multiple access (NOMA)…

Information Theory · Computer Science 2025-08-20 Chunjie Wang , Xuhui Zhang , Jinke Ren , Wenchao Liu , Shuqiang Wang , Yanyan Shen , Kejiang Ye , Chengzhong Xu , Dusit Niyato

For many years, a combination of principal component analysis (PCA) and independent component analysis (ICA) has been used for blind source separation (BSS). However, it remains unclear why these linear methods work well with real-world…

Machine Learning · Statistics 2020-12-15 Takuya Isomura , Taro Toyoizumi