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Measurements on a single quantum system at different times reveal rich non-classical correlations similar to those observed in spatially separated multi-partite systems. Here we introduce a theory framework that unifies the description of…

Quantum Physics · Physics 2018-08-01 Fabio Costa , Martin Ringbauer , Michael E. Goggin , Andrew G. White , Alessandro Fedrizzi

While word embeddings have been shown to implicitly encode various forms of attributional knowledge, the extent to which they capture relational information is far more limited. In previous work, this limitation has been addressed by…

Computation and Language · Computer Science 2019-06-05 Jose Camacho-Collados , Luis Espinosa-Anke , Steven Schockaert

Many complex networked systems exhibit volatile dynamic interactions among their vertices, whose order and persistence reverberate on the outcome of dynamical processes taking place on them. To quantify and characterize the similarity of…

This paper presents a simple yet effective approach to modeling space-time correspondences in the context of video object segmentation. Unlike most existing approaches, we establish correspondences directly between frames without…

Computer Vision and Pattern Recognition · Computer Science 2021-10-11 Ho Kei Cheng , Yu-Wing Tai , Chi-Keung Tang

The breadth, scale, and temporal granularity of modern electronic health records (EHR) systems offers great potential for estimating personalized and contextual patient health trajectories using sequential deep learning. However, learning…

Diachronic word embeddings -- vector representations of words over time -- offer remarkable insights into the evolution of language and provide a tool for quantifying sociocultural change from text documents. Prior work has used such…

Computation and Language · Computer Science 2020-10-05 Sandeep Soni , Kristina Lerman , Jacob Eisenstein

Embedding algorithms are increasingly used to represent clinical concepts in healthcare for improving machine learning tasks such as clinical phenotyping and disease prediction. Recent studies have adapted state-of-the-art bidirectional…

Machine Learning · Computer Science 2021-12-07 Chao Pang , Xinzhuo Jiang , Krishna S Kalluri , Matthew Spotnitz , RuiJun Chen , Adler Perotte , Karthik Natarajan

There exists a correlation between geospatial activity temporal patterns and type of land use. A novel self-supervised approach is proposed to stratify landscape based on mobility activity time series. First, the time series signal is…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Yi Cao , Swetava Ganguli , Vipul Pandey

Predicting patient mortality is an important and challenging problem in the healthcare domain, especially for intensive care unit (ICU) patients. Electronic health notes serve as a rich source for learning patient representations, that can…

Computation and Language · Computer Science 2019-10-16 Shaika Chowdhury , Chenwei Zhang , Philip S. Yu , Yuan Luo

LLM-powered embodied agents have shown success on conventional object-rearrangement tasks, but providing personalized assistance that leverages user-specific knowledge from past interactions presents new challenges. We investigate these…

Computation and Language · Computer Science 2026-02-16 Taeyoon Kwon , Dongwook Choi , Hyojun Kim , Sunghwan Kim , Seungjun Moon , Beong-woo Kwak , Kuan-Hao Huang , Jinyoung Yeo

We describe a visualization tool that can be used to view the change in meaning of words over time. The tool makes use of existing (static) word embedding datasets together with a timestamped $n$-gram corpus to create {\em temporal} word…

Computation and Language · Computer Science 2014-10-21 Chiraag Lala , Shay B. Cohen

Human close-range proximity interactions are the key determinant for spreading processes like knowledge diffusion, norm adoption, and infectious disease transmission. These dynamical processes can be modeled with time-respecting paths on…

Physics and Society · Physics 2026-05-28 Silvia Guerrini , Ciro Cattuto , Lorenzo Dall'Amico

Sequential recommendation models have been widely adopted for modeling user behavior. Existing approaches typically construct user interaction sequences by sorting items according to timestamps and then model user preferences from…

Information Retrieval · Computer Science 2026-04-16 Haolin Zhang , Longtao Xiao , Guohao Cai , Ruixuan Li , Xiu Li

Although considerable attention has been given to neural ranking architectures recently, far less attention has been paid to the term representations that are used as input to these models. In this work, we investigate how two pretrained…

Information Retrieval · Computer Science 2019-08-20 Sean MacAvaney , Andrew Yates , Arman Cohan , Nazli Goharian

Recent advances of preservation technologies have led to an increasing number of Web archive systems and collections. These collections are valuable to explore the past of the Web, but their value can only be uncovered with effective access…

Information Retrieval · Computer Science 2017-01-17 Khoi Duy Vo , Tuan Tran , Tu Ngoc Nguyen , Xiaofei Zhu , Wolfgang Nejdl

Quantifying the captures of a URI over time is useful for researchers to identify the extent to which a Web page has been archived. Memento TimeMaps provide a format to list mementos (URI-Ms) for captures along with brief metadata, like…

Digital Libraries · Computer Science 2019-05-17 Mat Kelly , Lulwah M. Alkwai , Michael L. Nelson , Michele C. Weigle , Herbert Van de Sompel

The alignment of representations from different modalities has recently been shown to provide insights on the structural similarities and downstream capabilities of different encoders across diverse data types. While significant progress…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Tyler Zhu , Tengda Han , Leonidas Guibas , Viorica Pătrăucean , Maks Ovsjanikov

Representation learning is a key element of state-of-the-art deep learning approaches. It enables to transform raw data into structured vector space embeddings. Such embeddings are able to capture the distributional semantics of their…

Computation and Language · Computer Science 2019-10-22 Achim Rettinger , Viktoria Bogdanova , Philipp Niemann

The present study explores the interpretability of latent spaces produced by time series foundation models, focusing on their potential for visual analysis tasks. Specifically, we evaluate the MOMENT family of models, a set of…

As deep generative models have progressed, recent work has shown them to be capable of memorizing and reproducing training datapoints when deployed. These findings call into question the usability of generative models, especially in light…

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