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The quantity of event logs available is increasing rapidly, be they produced by industrial processes, computing systems, or life tracking, for instance. It is thus important to design effective ways to uncover the information they contain.…

Databases · Computer Science 2018-07-06 Esther Galbrun , Peggy Cellier , Nikolaj Tatti , Alexandre Termier , Bruno Crémilleux

Information retrieval in real-time search presents unique challenges distinct from those encountered in classical web search. These challenges are particularly pronounced due to the rapid change of user search intent, which is influenced by…

Information Retrieval · Computer Science 2023-12-05 Nan Yang , Shusen Zhang , Yannan Zhang , Xiaoling Bai , Hualong Deng , Tianhua Zhou , Jin Ma

At the heart of text based neural models lay word representations, which are powerful but occupy a lot of memory making it challenging to deploy to devices with memory constraints such as mobile phones, watches and IoT. To surmount these…

Computation and Language · Computer Science 2021-04-27 Chinnadhurai Sankar , Sujith Ravi , Zornitsa Kozareva

A neuromorphic camera is an image sensor that emulates the human eyes capturing only changes in local brightness levels. They are widely known as event cameras, silicon retinas or dynamic vision sensors (DVS). DVS records asynchronous…

Computer Vision and Pattern Recognition · Computer Science 2022-10-28 Sally Khaidem , Mansi Sharma , Abhipraay Nevatia

Event-B provides a flexible framework for stepwise system development via refinement. The framework supports steps for (a) refining events (one-by-one), (b) splitting events (one-by-many), and (c) introducing new events. In each of the…

Logic in Computer Science · Computer Science 2011-06-22 Steve Schneider , Helen Treharne , Heike Wehrheim

Convolutional neural network (CNN) has been widely used for vision-based tasks. Due to the high computational complexity and memory storage requirement, it is hard to directly deploy a full-precision CNN on embedded devices. The…

Computer Vision and Pattern Recognition · Computer Science 2018-02-06 Yixing Li , Fengbo Ren

Retrieved documents containing noise will hinder RAG from detecting answer clues and make the inference process slow and expensive. Therefore, context compression is necessary to enhance its accuracy and efficiency. Existing context…

Computation and Language · Computer Science 2026-04-28 Qianchi Zhang , Hainan Zhang , Liang Pang , Hongwei Zheng , Zhiming Zheng

Data replication is essential to ensure reliability, availability and fault-tolerance of massive distributed applications over large scale systems such as the Internet. However, these systems are prone to partitioning, which by Brewer's CAP…

Distributed, Parallel, and Cluster Computing · Computer Science 2015-01-12 Matthieu Perrin , Achour Mostéfaoui , Claude Jard

To address the increasing need for efficient and accurate content moderation, we propose an efficient and lightweight deep classification ensemble structure. Our approach is based on a combination of simple visual features, designed for…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Mohammad Hosseini , Mahmudul Hasan

Effective aggregation of temporal information of consecutive frames is the core of achieving video super-resolution. Many scholars have utilized structures such as sliding windows and recurrent to gather spatio-temporal information of…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Yonggui Zhu , Guofang Li

Persistent Memory (PM) is a new storage technology thatbrings high performance, byte addressability, and persistency for a lesser cost than DRAM. Due to cache volatility and store reordering, developers must use explicit instructions (e.g.:…

Emerging Technologies · Computer Science 2026-03-03 Sebastião Amaro , João Gonçalves , Miguel Matos

Event cameras are bio-inspired vision sensors that mimic retinas to asynchronously report per-pixel intensity changes rather than outputting an actual intensity image at regular intervals. This new paradigm of image sensor offers…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Yusuke Sekikawa , Kosuke Hara , Hideo Saito

The data rate of airborne radar is much higher than the wireless data transfer rate in many detection applications, so the onboard data storage systems are usually used to store the radar data. Data storage systems with good seismic…

Hardware Architecture · Computer Science 2023-03-15 Haishan Tian , Qiong Yang , Huabing Wang , Jingke Zhang

Large language models increasingly need to accumulate and reuse historical information in long-term assistants and agent systems. Simply expanding the context window is costly and often fails to ensure effective context utilization. We…

Artificial Intelligence · Computer Science 2026-05-13 Jingdi Lei , Di Zhang , Junxian Li , Weida Wang , Kaixuan Fan , Xiang Liu , Qihan Liu , Xiaoteng Ma , Baian Chen , Soujanya Poria

The standard content-based attention mechanism typically used in sequence-to-sequence models is computationally expensive as it requires the comparison of large encoder and decoder states at each time step. In this work, we propose an…

Computation and Language · Computer Science 2017-07-04 Denny Britz , Melody Y. Guan , Minh-Thang Luong

Event data, often stored in the form of event logs, serve as the starting point for process mining and other evidence-based process improvements. However, event data in logs are often tainted by noise, errors, and missing data. Recently, a…

Databases · Computer Science 2022-04-11 Marco Pegoraro , Merih Seran Uysal , Wil M. P. van der Aalst

Event Detection (ED) is the task of identifying and classifying trigger words of event mentions in text. Despite considerable research efforts in recent years for English text, the task of ED in other languages has been significantly less…

Computation and Language · Computer Science 2022-11-21 Amir Pouran Ben Veyseh , Minh Van Nguyen , Franck Dernoncourt , Thien Huu Nguyen

We present a novel adaptive multi-modal intensity-event algorithm to optimize an overall objective of object tracking under bit rate constraints for a host-chip architecture. The chip is a computationally resource constrained device…

Image and Video Processing · Electrical Eng. & Systems 2021-06-01 Srutarshi Banerjee , Henry H. Chopp , Jianping Zhang , Zihao W. Wang , Oliver Cossairt , Aggelos Katsaggelos

A new LCIO-based data format called mini-DST has been developed, which combines Particle Flow Object (PFO) and event-level information, including the output of the most important high-level reconstruction algorithms. Originally triggered by…

Data Analysis, Statistics and Probability · Physics 2021-05-19 Shin-ichi Kawada

Missing values in high-dimensional, mixed-type datasets pose significant challenges for data imputation, particularly under Missing Not At Random (MNAR) mechanisms. Existing methods struggle to integrate local and global data…

Machine Learning · Computer Science 2025-11-13 Md Atik Ahamed , Qiang Ye , Qiang Cheng