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Category systems are central components of knowledge bases, as they provide a hierarchical grouping of semantically related concepts and entities. They are a unique and valuable resource that is utilized in a broad range of information…

Information Retrieval · Computer Science 2020-08-20 Shuo Zhang , Krisztian Balog , Jamie Callan

This paper I assume that in humans the creation of knowledge depends on a discrete time, or stage, sequential decision-making process subjected to a stochastic, information transmitting environment. For each time-stage, this environment…

Machine Learning · Computer Science 2007-07-13 Roy E. Murphy

In this paper, we propose a unsupervised framework to reconstruct a person's life history by creating a chronological list for {\it personal important events} (PIE) of individuals based on the tweets they published. By analyzing individual…

Social and Information Networks · Computer Science 2014-02-10 Jiwei Li , Claire Cardie

Synthetic data generation has proven to be a promising solution for addressing data availability issues in various domains. Even more challenging is the generation of synthetic time series data, where one has to preserve temporal dynamics,…

Quantum Physics · Physics 2022-04-14 Haim Horowitz , Pooja Rao , Santosh Kumar Radha

This paper introduces the Procedural Content Generation Benchmark for evaluating generative algorithms on different game content creation tasks. The benchmark comes with 12 game-related problems with multiple variants on each problem.…

Artificial Intelligence · Computer Science 2025-03-31 Ahmed Khalifa , Roberto Gallotta , Matthew Barthet , Antonios Liapis , Julian Togelius , Georgios N. Yannakakis

With the goal of supporting scalable lexical semantic annotation, analysis, and theorizing, we conduct a comprehensive evaluation of different methods for generating event descriptions under both syntactic constraints -- e.g. desired clause…

Computation and Language · Computer Science 2024-12-25 Angela Cao , Faye Holt , Jonas Chan , Stephanie Richter , Lelia Glass , Aaron Steven White

Qualitative timeline-based planning models domains as sets of independent, but interacting, components whose behaviors over time, the timelines, are governed by sets of qualitative temporal constraints (ordering relations), called…

Artificial Intelligence · Computer Science 2026-03-31 Dario Della Monica , Angelo Montanari , Pietro Sala

Generating high-quality schedules for a rotating workforce is a critical task in all settings where a certain staffing level must be guaranteed beyond the capacity of single employees, such as for instance in industrial plants, hospitals,…

Other Computer Science · Computer Science 2011-11-09 Nysret Musliu , Johannes Gaertner , Wolfgang Slany

Properly modelling dynamic information that changes over time still is an open issue. Most modern knowledge bases are unable to represent relationships that are valid only during a given time interval. In this work, we revisit a previous…

Video generation has achieved remarkable progress, with generated videos increasingly resembling real ones. However, the rapid advance in generation has outpaced the development of adequate evaluation metrics. Currently, the assessment of…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Nabyl Quignon , Baptiste Chopin , Yaohui Wang , Antitza Dantcheva

A time series represents a set of observations collected over time. Typically, these observations are captured with a uniform sampling frequency (e.g. daily). When data points are observed in uneven time intervals the time series is…

Machine Learning · Computer Science 2022-01-03 Pedro Costa , Vitor Cerqueira , João Vinagre

Understanding causal relationships between machines is crucial for fault diagnosis and optimization in manufacturing processes. Real-world datasets frequently exhibit up to 90% missing data and high dimensionality from hundreds of sensors.…

Machine Learning · Computer Science 2024-08-02 Ting-Yun Ou , Ching Chang , Wen-Chih Peng

Age of Information is an interesting metric that captures the freshness of information in the underlying applications. It is a combination of both packets inter-arrival time and packet transmission delay. In recent times, advanced real-time…

Performance · Computer Science 2020-09-29 Devarpita Sinha , Rajarshi Roy

In the timeline-based approach to planning, originally born in the space sector, the evolution over time of a set of state variables (the timelines) is governed by a set of temporal constraints. Traditional timeline-based planning systems…

Artificial Intelligence · Computer Science 2022-09-22 Renato Acampora , Luca Geatti , Nicola Gigante , Angelo Montanari , Valentino Picotti

Many prediction tasks of real-world applications need to model multi-order feature interactions in user's event sequence for better detection performance. However, existing popular solutions usually suffer two key issues: 1) only focusing…

Machine Learning · Computer Science 2022-01-03 Dongbo Xi , Fuzhen Zhuang , Bowen Song , Yongchun Zhu , Shuai Chen , Dan Hong , Tao Chen , Xi Gu , Qing He

In timeline-based planning, domains are described as sets of independent, but interacting, components, whose behaviour over time (the set of timelines) is governed by a set of temporal constraints. A distinguishing feature of timeline-based…

Artificial Intelligence · Computer Science 2019-05-28 Nicola Gigante , Angelo Montanari , Marta Cialdea Mayer , Andrea Orlandini , Mark Reynolds

Time-stamped data are increasingly available for many social, economic, and information systems that can be represented as networks growing with time. The World Wide Web, social contact networks, and citation networks of scientific papers…

Physics and Society · Physics 2019-10-01 Matus Medo , An Zeng , Yi-Cheng Zhang , Manuel S. Mariani

Evaluating time series attribution methods is difficult because real-world datasets rarely provide ground truth for which time points drive a prediction. A common workaround is to generate synthetic data where class-discriminating features…

Machine Learning · Computer Science 2026-03-10 Gregor Baer

Reliable anticipation of traffic accidents is essential for advancing autonomous driving systems. However, this objective is limited by two fundamental challenges: the scarcity of diverse, high-quality training data and the frequent absence…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Yanchen Guan , Haicheng Liao , Chengyue Wang , Xingcheng Liu , Jiaxun Zhang , Zhenning Li

Time-lapse photography is employed in movies and promotional films because it can reflect the passage of time in a short time and strengthen the visual attraction. However, since it takes a long time and requires the stable shooting, it is…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Xiaobo Gao , Qi Kuang , Xin Jin , Bin Zhou , Boyan Dong , Xunyu Wang
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