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Contextual bandit algorithms are increasingly replacing non-adaptive A/B tests in e-commerce, healthcare, and policymaking because they can both improve outcomes for study participants and increase the chance of identifying good or even…

Machine Learning · Statistics 2021-06-02 Aurélien Bibaut , Antoine Chambaz , Maria Dimakopoulou , Nathan Kallus , Mark van der Laan

This paper studies the model selection problem in a large class of causal time series models, which includes both the ARMA or AR($\infty$) processes, as well as the GARCH or ARCH($\infty$), APARCH, ARMA-GARCH and many others processes. To…

Statistics Theory · Mathematics 2019-07-24 Jean-Marc Bardet , Kare Kamila , William Kengne

Action Quality Assessment (AQA) quantifies human actions in videos, supporting applications in sports scoring, rehabilitation, and skill evaluation. A major challenge lies in the non-stationary nature of quality distributions in real-world…

Computer Vision and Pattern Recognition · Computer Science 2025-10-09 Kanglei Zhou , Qingyi Pan , Xingxing Zhang , Hubert P. H. Shum , Frederick W. B. Li , Xiaohui Liang , Liyuan Wang

This paper explores a novel paradigm in low-bit (i.e. 4-bits or lower) quantization, differing from existing state-of-the-art methods, by framing optimal quantization as an architecture search problem within convolutional neural networks…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Róisín Luo , Alexandru Drimbarean , James McDermott , Colm O'Riordan

We propose a new end-to-end model that treats AMR parsing as a series of dual decisions on the input sequence and the incrementally constructed graph. At each time step, our model performs multiple rounds of attention, reasoning, and…

Computation and Language · Computer Science 2020-04-30 Deng Cai , Wai Lam

This paper presents a novel mechanism to adapt surrogate-assisted population-based algorithms. This mechanism is applied to ACM-ES, a recently proposed surrogate-assisted variant of CMA-ES. The resulting algorithm, saACM-ES, adjusts online…

Neural and Evolutionary Computing · Computer Science 2012-04-12 Ilya Loshchilov , Marc Schoenauer , Michèle Sebag

Adaptive bitrate streaming enables video users to adapt their playing bitrates to the real-time network conditions, hence achieving the desirable quality-of-experience (QoE). In a multi-user wireless scenario, however, existing single-user…

Networking and Internet Architecture · Computer Science 2025-08-11 Lin Gao , Ming Tang , Haitian Pang , Jianwei Huang , Lifeng Sun

We propose an algorithm for next query recommendation in interactive data exploration settings, like knowledge discovery for information gathering. The state-of-the-art query recommendation algorithms are based on sequence-to-sequence…

Information Retrieval · Computer Science 2024-07-08 Shameem A Puthiya Parambath , Christos Anagnostopoulos , Roderick Murray-Smith

Long-term Action Quality Assessment (AQA) evaluates the execution of activities in videos. However, the length presents challenges in fine-grained interpretability, with current AQA methods typically producing a single score by averaging…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Xu Dong , Xinran Liu , Wanqing Li , Anthony Adeyemi-Ejeye , Andrew Gilbert

The iterative search process of evolutionary algorithms (EAs) encapsulates optimization knowledge within historical populations and fitness evaluations. Effective utilization of this knowledge is crucial for facilitating knowledge transfer…

Neural and Evolutionary Computing · Computer Science 2026-04-22 Chao Wang , Lingling Li , Licheng Jiao , Jiaxuan Zhao , Fang Liu , Shuyuan Yang

Conventional replay-based approaches to continual learning (CL) require, for each learning phase with new data, the replay of samples representing all of the previously learned knowledge in order to avoid catastrophic forgetting. Since the…

Machine Learning · Computer Science 2023-03-24 Alexander Krawczyk , Alexander Gepperth

Causal reasoning and compositional reasoning are two core aspirations in AI. Measuring the extent of these behaviors requires principled evaluation methods. We explore a unified perspective that considers both behaviors simultaneously,…

Computation and Language · Computer Science 2025-06-11 Jacqueline R. M. A. Maasch , Alihan Hüyük , Xinnuo Xu , Aditya V. Nori , Javier Gonzalez

Transformers have improved the state-of-the-art across numerous tasks in sequence modeling. Besides the quadratic computational and memory complexity w.r.t the sequence length, the self-attention mechanism only processes information at the…

Machine Learning · Computer Science 2021-08-12 Yao Zhang , Yunpu Ma , Thomas Seidl , Volker Tresp

How do people navigate the exploration-exploitation (EE) trade-off when making repeated choices with unknown rewards? We study this question through the lens of multi-armed bandit problems and introduce a novel behavioral model, Quantal…

Optimization and Control · Mathematics 2024-12-25 Jingying Ding , Yifan Feng , Ying Rong

As a critical task in video sequence classification within computer vision, Online Action Detection (OAD) has garnered significant attention. The sensitivity of mainstream OAD models to varying video viewpoints often hampers their…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Liping Xie , Yang Tan , Shicheng Jing , Huimin Lu , Kanjian Zhang

Encrypted network traffic Classification tackles the problem from different approaches and with different goals. One of the common approaches is using Machine learning or Deep Learning-based solutions on a fixed number of classes, leading…

Machine Learning · Computer Science 2024-03-20 Amir Lukach , Ran Dubin , Amit Dvir , Chen Hajaj

Motion forecasting is a crucial component of autonomous driving systems, enabling the generation of accurate and smooth future trajectories to ensure safe navigation to the destination. In previous methods, potential future trajectories are…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Shijie Li , Xun Xu , Si Yong Yeo , Xulei Yang

An intelligent radar resource management is an essential building block of any modern radar system. The quality of service based resource allocation model (Q-RAM) provides a framework for profound and quantifiable decision-making but lacks…

Signal Processing · Electrical Eng. & Systems 2023-03-06 Tobias Müller , Sebastian Durst , Pascal Marquardt , Stefan Brüggenwirth

In this paper, the parameter estimation of ARMA(p,q) model is given by approximate Bayesian computation algorithm. In order to improve the sampling efficiency of the algorithm, approximate Bayesian computation should select as many…

Computation · Statistics 2019-05-01 Linghui Li , Anshui Li , Huizeng Zhang

Causal discovery aims to uncover cause-and-effect relationships encoded in causal graphs by leveraging observational, interventional data, or their combination. The majority of existing causal discovery methods are developed assuming…

Machine Learning · Computer Science 2024-06-25 Muhammad Qasim Elahi , Lai Wei , Murat Kocaoglu , Mahsa Ghasemi