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相关论文: Causality based Feature Fusion for Brain Neuro-Dev…

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Granger Causality (GC) offers an elegant statistical framework to study the association between multivariate time series data. Vector autoregressive models (VAR) are simple and easy to fit, but have limited application because of their…

机器学习 · 计算机科学 2025-12-09 Malik Shahid Sultan , Hernando Ombao , Maurizio Filippone

Functional connectivity (FC) has been widely used to study brain network interactions underlying the emerging cognition and behavior of an individual. FC is usually defined as the correlation or partial correlation between brain regions.…

应用统计 · 统计学 2020-10-27 Gemeng Zhang , Aiying Zhang , Biao Cai , Zhuozhuo Tu , Vince D. Calhoun , Yu-Ping Wang

Recent advances in neuroimaging along with algorithmic innovations in statistical learning from network data offer a unique pathway to integrate brain structure and function, and thus facilitate revealing some of the brain's organizing…

信号处理 · 电气工程与系统科学 2021-12-21 Yang Li , Gonzalo Mateos , Zhengwu Zhang

Identifying causality behind complex systems plays a significant role in different domains, such as decision making, policy implementations, and management recommendations. However, existing causality studies on temporal event sequences…

计算机视觉与模式识别 · 计算机科学 2022-06-14 Sujia Zhu , Yue Shen , Zihao Zhu , Wang Xia , Baofeng Chang , Ronghua Liang , Guodao Sun

Causal learning is a beneficial approach to analyze the cause and effect relationships among variables in a dataset. A causal graph can be generated from a dataset using a particular causal algorithm, for instance, the PC algorithm or Fast…

机器学习 · 计算机科学 2019-10-09 Teny Handhayani , James Cussens

To uncover the city's fundamental functioning mechanisms, it is important to acquire a deep understanding of complicated relationships among citizens, location, and mobility behaviors. Previous research studies have applied direct…

人工智能 · 计算机科学 2025-03-11 Tao Feng , Yunke Zhang , Xiaochen Fan , Huandong Wang , Yong Li

Objective. Consistently changing physiological properties in developing children's brains challenges new data heavy technologies, like brain-computer interfaces (BCI). Advancing signal processing methods in such technologies to be more…

神经元与认知 · 定量生物学 2017-12-21 Eli Kinney-Lang , Loukianos Spyrou , Ahmed Ebied , Richard FM Chin , Javier Escudero

The extraction of brain functioning features is a crucial step in the definition of brain-computer interfaces (BCIs). In the last decade, functional connectivity (FC) estimators have been increasingly explored based on their ability to…

Individual differences in brain functional networks may be related to complex personal identifiers, including health, age, and ability. Understanding and quantifying these differences is a necessary first step towards developing predictive…

Dynamic functional connectivity (dFC) derived from resting-state functional magnetic resonance imaging (fMRI) has been extensively utilized in brain science research. The sliding window correlation (SWC) method is a widely used approach for…

神经元与认知 · 定量生物学 2026-03-27 Jinlong Hu , Jiatong Huang , Zijian Cai

In this paper, we analyze electroencephalograms (EEG) which are recordings of brain electrical activity. We develop new clustering methods for identifying synchronized brain regions, where the EEGs show similar oscillations or waveforms…

统计方法学 · 统计学 2020-07-29 Tianbo Chen , Ying Sun , Carolina Euan , Hernando Ombao

Retrieval-Augmented Generation (RAG) has significantly enhanced large language models (LLMs) in knowledge-intensive tasks by incorporating external knowledge retrieval. However, existing RAG frameworks primarily rely on semantic similarity…

计算与语言 · 计算机科学 2025-04-18 Elahe Khatibi , Ziyu Wang , Amir M. Rahmani

Estimating brain effective connectivity (EC) from functional magnetic resonance imaging (fMRI) data can aid in comprehending the neural mechanisms underlying human behavior and cognition, providing a foundation for disease diagnosis.…

机器学习 · 计算机科学 2025-03-17 Wen Xiong , Jinduo Liu , Junzhong Ji , Fenglong Ma

Network control theory has recently emerged as a promising approach for understanding brain function and dynamics. By operationalizing notions of control theory for brain networks, it offers a fundamental explanation for how brain dynamics…

定量方法 · 定量生物学 2020-03-20 Shikuang Deng , Shi Gu

Information flow provides a natural measure for the causal interaction between dynamical events. This study extends our previous rigorous formalism of componentwise information flow to the bulk information flow between two complex…

神经元与认知 · 定量生物学 2021-12-30 X. San Liang

The Granger framework is useful for discovering causal relations in time-varying signals. However, most Granger causality (GC) methods are developed for densely sampled timeseries data. A substantially different setting, particularly common…

机器学习 · 计算机科学 2024-12-19 Minh Nguyen , Gia H. Ngo , Mert R. Sabuncu

The key of sequential recommendation lies in the accurate item correlation modeling. Previous models infer such information based on item co-occurrences, which may fail to capture the real causal relations, and impact the recommendation…

信息检索 · 计算机科学 2022-12-14 Zhenlei Wang , Xu Chen , Rui Zhou , Quanyu Dai , Zhenhua Dong , Ji-Rong Wen

Studies in recent years have demonstrated that neural organization and structure impact an individual's ability to perform a given task. Specifically, individuals with greater neural efficiency have been shown to outperform those with less…

Neuroscientific studies aim to find an accurate and reliable brain Effective Connectome (EC). Although current EC discovery methods have contributed to our understanding of brain organization, their performances are severely constrained by…

机器学习 · 计算机科学 2024-03-12 Abdolmahdi Bagheri , Mahdi Dehshiri , Yamin Bagheri , Alireza Akhondi-Asl , Babak Nadjar Araabi

Representation of brain network interactions is fundamental to the translation of neural structure to brain function. As such, methodologies for mapping neural interactions into structural models, i.e., inference of functional connectome…

神经元与认知 · 定量生物学 2022-03-18 Rahul Biswas , Eli Shlizerman