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Related papers: Foundations of Complex Event Processing

200 papers

Complex event processing (CEP) systems continuously evaluate large workloads of pattern queries under tight time constraints. Event trend aggregation queries with Kleene patterns are commonly used to retrieve summarized insights about the…

Databases · Computer Science 2021-03-04 Olga Poppe , Chuan Lei , Lei Ma , Allison Rozet , Elke A. Rundensteiner

Event scenarios are often complex and involve multiple event sequences connected through different entity participants. Exploring such complex scenarios requires an ability to branch through different sequences, something that is difficult…

Computation and Language · Computer Science 2023-02-15 Mahnaz Koupaee , Greg Durrett , Nathanael Chambers , Niranjan Balasubramanian

Entities and events are crucial to natural language reasoning and common in procedural texts. Existing work has focused either exclusively on entity state tracking (e.g., whether a pan is hot) or on event reasoning (e.g., whether one would…

Computation and Language · Computer Science 2023-02-17 Li Zhang , Hainiu Xu , Yue Yang , Shuyan Zhou , Weiqiu You , Manni Arora , Chris Callison-Burch

We present PEC, an Event Calculus (EC) style action language for reasoning about probabilistic causal and narrative information. It has an action language style syntax similar to that of the EC variant Modular-E. Its semantics is given in…

Artificial Intelligence · Computer Science 2017-07-03 Fabio Aurelio D'Asaro , Antonis Bikakis , Luke Dickens , Rob Miller

We introduce Controller-Embedded Language Model Interactions (CELI), a framework that integrates control logic directly within language model (LM) prompts, facilitating complex, multi-stage task execution. CELI addresses limitations of…

Robust and flexible event representations are important to many core areas in language understanding. Scripts were proposed early on as a way of representing sequences of events for such understanding, and has recently attracted renewed…

Computation and Language · Computer Science 2017-11-22 Noah Weber , Niranjan Balasubramanian , Nathanael Chambers

Process mining offers techniques to exploit event data by providing insights and recommendations to improve business processes. The growing amount of algorithms for process discovery has raised the question of which algorithms perform best…

Software Engineering · Computer Science 2018-06-20 Toon Jouck , Alfredo Bolt , Benoît Depaire , Massimiliano de Leoni , Wil M. P. van der Aalst

Event cameras have recently been shown beneficial for practical vision tasks, such as action recognition, thanks to their high temporal resolution, power efficiency, and reduced privacy concerns. However, current research is hindered by 1)…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Jiazhou Zhou , Xu Zheng , Yuanhuiyi Lyu , Lin Wang

Event extraction has gained extensive research attention due to its broad range of applications. However, the current mainstream evaluation method for event extraction relies on token-level exact match, which misjudges numerous…

Computation and Language · Computer Science 2025-03-05 Yi-Fan Lu , Xian-Ling Mao , Tian Lan , Heyan Huang , Chen Xu , Xiaoyan Gao

Automated commonsense reasoning is essential for building human-like AI systems featuring, for example, explainable AI. Event Calculus (EC) is a family of formalisms that model commonsense reasoning with a sound, logical basis. Previous…

Artificial Intelligence · Computer Science 2021-06-29 Joaquín Arias , Manuel Carro , Zhuo Chen , Gopal Gupta

To overcome the limitations of both approaches classical and formal for the development of complex software, we proposed a hybrid approach combining the formal approach (Event-B) and the classical approach (UML/OCL). Upstream phases of our…

Software Engineering · Computer Science 2012-12-21 Imen Sayar

Event coreference resolution (ECR) is the task of determining whether distinct mentions of events within a multi-document corpus are actually linked to the same underlying occurrence. Images of the events can help facilitate resolution when…

Click-Through Rate (CTR) prediction holds a paramount position in recommender systems. The prevailing ID-based paradigm underperforms in cold-start scenarios due to the skewed distribution of feature frequency. Additionally, the utilization…

Information Retrieval · Computer Science 2024-11-28 Xingmei Wang , Weiwen Liu , Xiaolong Chen , Qi Liu , Xu Huang , Yichao Wang , Xiangyang Li , Yasheng Wang , Zhenhua Dong , Defu Lian , Ruiming Tang

Event extraction (EE) has considerably benefited from pre-trained language models (PLMs) by fine-tuning. However, existing pre-training methods have not involved modeling event characteristics, resulting in the developed EE models cannot…

Computation and Language · Computer Science 2021-06-01 Ziqi Wang , Xiaozhi Wang , Xu Han , Yankai Lin , Lei Hou , Zhiyuan Liu , Peng Li , Juanzi Li , Jie Zhou

Document-level event extraction aims to extract structured event information from unstructured text. However, a single document often contains limited event information and the roles of different event arguments may be biased due to the…

Computation and Language · Computer Science 2024-08-27 Qiang Gao , Zixiang Meng , Bobo Li , Jun Zhou , Fei Li , Chong Teng , Donghong Ji

The digital landscape is rapidly evolving with an ever-increasing volume of online news, emphasizing the need for swift and precise analysis of complex events. We refer to the complex events composed of many news articles over an extended…

Computation and Language · Computer Science 2024-06-05 Zhihan Zhang , Yixin Cao , Chenchen Ye , Yunshan Ma , Lizi Liao , Tat-Seng Chua

Developing complex engineered systems (CES) poses significant challenges for engineers, managers, designers, and businesspeople alike due to the inherent complexity of the systems and contexts involved. Furthermore, experts have expressed…

Multiagent Systems · Computer Science 2021-03-26 John Meluso , Jesse Austin-Breneman , James P. Bagrow , Laurent Hébert-Dufresne

A discrete-event simulation (DES) involves the execution of a sequence of event handlers dynamically scheduled at runtime. As a consequence, a priori knowledge of the control flow of the overall simulation program is limited. In particular,…

Performance · Computer Science 2018-05-14 Marc Leinweber , Hannes Hartenstein , Philipp Andelfinger

Future event prediction (FEP) is a long-standing and crucial task in the world, as understanding the evolution of events enables early risk identification, informed decision-making, and strategic planning. Existing work typically treats…

Computation and Language · Computer Science 2024-08-15 Yong Guan , Hao Peng , Xiaozhi Wang , Lei Hou , Juanzi Li

Event Causality Extraction (ECE) aims at extracting causal event pairs from texts. Despite ChatGPT's recent success, fine-tuning small models remains the best approach for the ECE task. However, existing fine-tuning based ECE methods cannot…

Computation and Language · Computer Science 2024-08-07 Jinglong Gao , Chen Lu , Xiao Ding , Zhongyang Li , Ting Liu , Bing Qin