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Data stream classification is an important problem in the field of machine learning. Due to the non-stationary nature of the data where the underlying distribution changes over time (concept drift), the model needs to continuously adapt to…

机器学习 · 计算机科学 2022-09-13 Andrea Castellani , Sebastian Schmitt , Barbara Hammer

This paper introduces a scheme for data stream processing which is robust to batch duration. Streaming frameworks process streams in batches retrieved at fixed time intervals. In a common setting a pattern recognition algorithm is applied…

分布式、并行与集群计算 · 计算机科学 2017-02-20 David Tolpin

Given a log and a specification, timed pattern matching aims at exhibiting for which start and end dates a specification holds on that log. For example, "a given action is always followed by another action before a given deadline". This…

系统与控制 · 计算机科学 2019-04-08 Étienne André , Ichiro Hasuo , Masaki Waga

Recent works in Task and Motion Planning (TAMP) show that training control policies on language-supervised robot trajectories with quality labeled data markedly improves agent task success rates. However, the scarcity of such data presents…

机器人学 · 计算机科学 2025-04-02 Jonathan Salfity , Selma Wanna , Minkyu Choi , Mitch Pryor

The detection of anomalies in non-stationary time-series streams is a critical but challenging task across numerous industrial and scientific domains. Traditional models, trained offline, suffer significant performance degradation when…

机器学习 · 计算机科学 2025-09-01 Ashok Devireddy , Shunping Huang

Label-efficient time series representation learning, which aims to learn effective representations with limited labeled data, is crucial for deploying deep learning models in real-world applications. To address the scarcity of labeled time…

机器学习 · 计算机科学 2024-07-25 Emadeldeen Eldele , Mohamed Ragab , Zhenghua Chen , Min Wu , Chee-Keong Kwoh , Xiaoli Li

Today's social networks continuously generate massive streams of data, which provide a valuable starting point for the detection of rumours as soon as they start to propagate. However, rumour detection faces tight latency bounds, which…

Making disguise between real and fake news propagation through online social networks is an important issue in many applications. The time gap between the news release time and detection of its label is a significant step towards…

社会与信息网络 · 计算机科学 2019-09-06 Maryam Ramezani , Mina Rafiei , Soroush Omranpour , Hamid R. Rabiee

Real-world tabular learning production scenarios typically involve evolving data streams, where data arrives continuously and its distribution may change over time. In such a setting, most studies in the literature regarding supervised…

机器学习 · 计算机科学 2024-09-17 Kodjo Mawuena Amekoe , Mustapha Lebbah , Gregoire Jaffre , Hanene Azzag , Zaineb Chelly Dagdia

Link Streams were proposed a few years ago as a model of temporal networks. We seek to understand the topological and temporal nature of those objects through efficiently computing the distances, latencies and lengths of shortest fastest…

社会与信息网络 · 计算机科学 2019-07-05 Frédéric Simard

Time-lapse seismic data acquisition is an essential tool to monitor changes in a reservoir due to fluid injection, such as CO$_2$ injection. By acquiring multiple seismic surveys in the exact location, we can identify the reservoir changes…

地球物理 · 物理学 2022-04-05 Abdullah Alali , Vladimir Kazei , Bingbing Sun , Tariq Alkhalifah

Word embeddings are effective intermediate representations for capturing semantic regularities between words, when learning the representations of text sequences. We propose to view text classification as a label-word joint embedding…

计算与语言 · 计算机科学 2018-05-14 Guoyin Wang , Chunyuan Li , Wenlin Wang , Yizhe Zhang , Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

Identifying flood affected areas in remote sensing data is a critical problem in earth observation to analyze flood impact and drive responses. While a number of methods have been proposed in the literature, there are two main limitations…

计算机视觉与模式识别 · 计算机科学 2024-03-07 Xavier Bou , Thibaud Ehret , Rafael Grompone von Gioi , Jeremy Anger

Pattern counting in graphs is fundamental to network science tasks, and there are many scalable methods for approximating counts of small patterns, often called motifs, in large graphs. However, modern graph datasets now contain richer…

社会与信息网络 · 计算机科学 2018-10-03 Paul Liu , Austin Benson , Moses Charikar

Reasoning models improve their problem-solving ability through inference-time scaling, allocating more compute via longer token budgets. Identifying which reasoning traces are likely to succeed remains a key opportunity: reliably predicting…

人工智能 · 计算机科学 2025-10-14 Martina G. Vilas , Safoora Yousefi , Besmira Nushi , Eric Horvitz , Vidhisha Balachandran

Image classification is often prone to labelling uncertainty. To generate suitable training data, images are labelled according to evaluations of human experts. This can result in ambiguities, which will affect subsequent models. In this…

应用统计 · 统计学 2024-07-24 Katharina Hechinger , Xiao Xiang Zhu , Göran Kauermann

The sequential data observed in earth science can be regarded as paths in multidimensional space. To read the path effectively, it is useful to convert it into a sequence of numbers called the signature, which can faithfully describe the…

地球物理 · 物理学 2022-04-05 Nozomi Sugiura

Determining the trajectories of cells and their lineages or ancestries in live-cell experiments are fundamental to the understanding of how cells behave and divide. This paper proposes novel online algorithms for jointly tracking and…

信号处理 · 电气工程与系统科学 2021-10-29 Tran Thien Dat Nguyen , Ba-Ngu Vo , Ba-Tuong Vo , Du Yong Kim , Yu Suk Choi

Time series analysis is a field of data science which is interested in analyzing sequences of numerical values ordered in time. Time series are particularly interesting because they allow us to visualize and understand the evolution of a…

机器学习 · 计算机科学 2020-10-02 Hassan Ismail Fawaz

Classifiers are among the most widely used supervised machine learning algorithms. Many classification models exist, and choosing the right one for a given task is difficult. During model selection and debugging, data scientists need to…