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Recently, deep neural networks have expanded the state-of-art in various scientific fields and provided solutions to long standing problems across multiple application domains. Nevertheless, they also suffer from weaknesses since their…

机器学习 · 计算机科学 2023-05-03 Felipe Kenji Nakano , Konstantinos Pliakos , Celine Vens

Collaborative edge computing addresses the resource constraints of individual edge nodes by enabling resource sharing and task co-processing across multiple nodes. To fully leverage the advantages of collaborative edge computing, joint…

性能 · 计算机科学 2025-08-25 Yang Li , Xing Zhang , Yunji Zhao , Wenbo Wang

Fast shipping and efficient routing are key problems of modern logistics. Building on previous studies that address package delivery from a source node to a destination within a graph using multiple agents (such as vehicles, drones, and…

计算复杂性 · 计算机科学 2025-02-25 Simon Bartlmae , Andreas Hene , Kelin Luo

Long-tailed data bias decision boundaries toward head classes and degrade tail class accuracy. Diffusion-based generative augmentation address this problem by generating additional data, while head-to-tail transfer further mitigate the…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Jiacheng Yang , Ruichi Zhang , Chikai Shang , Mengke Li , Xinyi Shang , Junlong Gao , Yonggang Zhang , Yang Lu

Undirected graphical models are powerful tools for uncovering complex relationships among high-dimensional variables. This paper aims to fully recover the structure of an undirected graphical model when the data naturally take matrix form,…

统计方法学 · 统计学 2025-08-08 Minsub Shin , Johan Lim , Seongoh Park

Directed acyclic graph (DAG) tasks are currently adopted in the real-time domain to model complex applications from the automotive, avionics, and industrial domains that implement their functionalities through chains of intercommunicating…

机器学习 · 计算机科学 2024-01-12 Binqi Sun , Mirco Theile , Ziyuan Qin , Daniele Bernardini , Debayan Roy , Andrea Bastoni , Marco Caccamo

Along with generative AI, interest in scene graph generation (SGG), which comprehensively captures the relationships and interactions between objects in an image and creates a structured graph-based representation, has significantly…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Hyeongjin Kim , Sangwon Kim , Jong Taek Lee , Byoung Chul Ko

The increasing complexity of distribution network calls for advancement in distribution system state estimation (DSSE) to monitor the operating conditions more accurately. Sufficient number of measurements is imperative for a reliable and…

应用统计 · 统计学 2018-11-09 Mehdi Shafiei , Ghavameddin Nourbakhsh , Ali Arefi , Gerard Ledwich , Houman Pezeshki

The staggering amount of streaming time series coming from the real world calls for more efficient and effective online modeling solution. For time series modeling, most existing works make some unrealistic assumptions such as the input…

机器学习 · 计算机科学 2016-09-27 Zhifei Zhang , Yang Song , Wei Wang , Hairong Qi

In this paper, we propose a novel efficient digital twin (DT) data processing scheme to reduce service latency for multicast short video streaming. Particularly, DT is constructed to emulate and analyze user status for multicast group…

网络与互联网体系结构 · 计算机科学 2024-04-23 Xinyu Huang , Shisheng Hu , Mushu Li , Cheng Huang , Xuemin Shen

Artificial intelligence and distributed algorithms have been widely used in mechanical fault diagnosis with the explosive growth of diagnostic data. A novel intelligent fault diagnosis system framework that allows intelligent terminals to…

信息论 · 计算机科学 2023-02-16 Liang Yu , Qixin Guo , Rui Wang , Minyan Shi , Fucheng Yan , Ran Wang

Highly skewed long-tail item distribution is very common in recommendation systems. It significantly hurts model performance on tail items. To improve tail-item recommendation, we conduct research to transfer knowledge from head items to…

信息检索 · 计算机科学 2021-03-09 Yin Zhang , Derek Zhiyuan Cheng , Tiansheng Yao , Xinyang Yi , Lichan Hong , Ed H. Chi

Dynamic user equilibrium (DUE) is the most widely studied form of dynamic traffic assignment, in which road travelers engage in a non-cooperative Nash-like game with departure time and route choices. DUE models describe and predict the…

最优化与控制 · 数学 2018-10-02 Ke Han , Gabriel Eve , Terry Friesz

Processing data at high speeds is becoming increasingly critical as digital economies generate enormous data. The current paradigms for timely data processing are edge computing and data stream processing (DSP). Edge computing places…

分布式、并行与集群计算 · 计算机科学 2025-07-22 Eugene Armah , Linda Amoako Bannning

Estimating individual treatment effect (ITE) from observational graph data is crucial for decision-making in the fields such as commerce and medicine. This task is challenging due to interference, where individual outcomes can be influenced…

机器学习 · 计算机科学 2026-05-28 Xiaofeng Lin , Han Bao , Hisashi Kashima

Unsupervised attributed graph representation learning is challenging since both structural and feature information are required to be represented in the latent space. Existing methods concentrate on learning latent representation via…

机器学习 · 计算机科学 2021-04-28 Zelin Zang , Siyuan Li , Di Wu , Jianzhu Guo , Yongjie Xu , Stan Z. Li

The prompt estimation of traffic incident impacts can guide commuters in their trip planning and improve the resilience of transportation agencies' decision-making on resilience. However, it is more challenging than node-level and…

机器学习 · 计算机科学 2023-03-23 Yanshen Sun , Kaiqun Fu , Chang-Tien Lu

In parallel iterative applications, computational efficiency is essential for addressing large problems. Load imbalance is one of the major performance degradation factors of parallel applications. Therefore, distributing, cleverly, and as…

分布式、并行与集群计算 · 计算机科学 2019-11-18 Anthony Boulmier , Franck Raynaud , Nabil Abdennadher , Bastien Chopard

The rapid and substantial fluctuations in wireless network capacity and traffic demand, driven by the emergence of 6G technologies, have exacerbated the issue of traffic-capacity mismatch, raising concerns about wireless network energy…

网络与互联网体系结构 · 计算机科学 2025-06-05 Tao Yu , Simin Wang , Shunqing Zhang , Xiaojing Chen , Zi Xu , Xin Wang , Jiandong Li , Junyu Liu , Sihai Zhang

Label distributions in camera-trap images are highly imbalanced and long-tailed, resulting in neural networks tending to be biased towards head-classes that appear frequently. Although long-tail learning has been extremely explored to…

计算机视觉与模式识别 · 计算机科学 2022-02-17 Byeongjun Park , Jeongsoo Kim , Seungju Cho , Heeseon Kim , Changick Kim