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Electricity theft, or non-technical loss (NTL), presents a persistent threat to global power systems, driving significant financial deficits and compromising grid stability. Conventional detection methodologies, predominantly reactive and…

机器学习 · 计算机科学 2026-03-24 Adewale U. Oguntola , Olowookere A. AbdulQoyum , Adebukola M. Madehin , Adekemi A. Adetoro

Forecasting violent conflict at high spatial and temporal resolution remains a central challenge for both researchers and policymakers. This study presents a novel neural network architecture for forecasting three distinct types of violence…

其他统计学 · 统计学 2025-06-19 Simon P. von der Maase

Effective planning in model-based reinforcement learning (MBRL) and model-predictive control (MPC) relies on the accuracy of the learned dynamics model. In many instances of MBRL and MPC, this model is assumed to be stationary and is…

机器学习 · 计算机科学 2026-05-27 Yizhou Huang , Kevin Xie , Homanga Bharadhwaj , Florian Shkurti

Achieving state-of-the-art performance on natural language understanding tasks typically relies on fine-tuning a fresh model for every task. Consequently, this approach leads to a higher overall parameter cost, along with higher technical…

计算与语言 · 计算机科学 2020-07-14 Yi Tay , Zhe Zhao , Dara Bahri , Donald Metzler , Da-Cheng Juan

In this paper, we present a novel approach to predict crime in a geographic space from multiple data sources, in particular mobile phone and demographic data. The main contribution of the proposed approach lies in using aggregated and…

计算机与社会 · 计算机科学 2014-09-11 Andrey Bogomolov , Bruno Lepri , Jacopo Staiano , Nuria Oliver , Fabio Pianesi , Alex Pentland

In-context learning (ICL) ability has emerged with the increasing scale of large language models (LLMs), enabling them to learn input-label mappings from demonstrations and perform well on downstream tasks. However, under the standard ICL…

计算与语言 · 计算机科学 2024-04-19 Yifan Wang , Qingyan Guo , Xinzhe Ni , Chufan Shi , Lemao Liu , Haiyun Jiang , Yujiu Yang

The objective of this work is to improve the accuracy of building demand forecasting. This is a more challenging task than grid level forecasting. For the said purpose, we develop a new technique called recurrent transform learning (RTL).…

机器学习 · 计算机科学 2019-12-12 Megha Gupta , Angshul Majumdar

Extracting spatial-temporal knowledge from data is useful in many applications. It is important that the obtained knowledge is human-interpretable and amenable to formal analysis. In this paper, we propose a method that trains neural…

人工智能 · 计算机科学 2022-01-10 Nasim Baharisangari , Kazuma Hirota , Ruixuan Yan , Agung Julius , Zhe Xu

Cybercrime is a growing threat to organizations and individuals worldwide, with criminals using sophisticated techniques to breach security systems and steal sensitive data. This paper aims to comprehensively survey the latest advancements…

机器学习 · 计算机科学 2023-10-12 Lavanya Elluri , Varun Mandalapu , Piyush Vyas , Nirmalya Roy

The prevailing methodology in data-driven fault detection leverages synthetic data for training neural networks. However, it grapples with challenges when it comes to generalization in surveys exhibiting complex structures. To enhance the…

地球物理 · 物理学 2024-10-28 Yimin Dou , Minghui Dong , Kewen Li , Y uan Xiao

We propose a novel approach to the problem of clustering hierarchically aggregated time-series data, which has remained an understudied problem though it has several commercial applications. We first group time series at each aggregated…

机器学习 · 计算机科学 2022-05-30 Xing Han , Tongzheng Ren , Jing Hu , Joydeep Ghosh , Nhat Ho

Prompt learning has become a prevalent strategy for adapting vision-language foundation models to downstream tasks. As large language models (LLMs) have emerged, recent studies have explored the use of category-related descriptions as input…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Yubin Wang , Xinyang Jiang , De Cheng , Dongsheng Li , Cairong Zhao

Hierarchical text classification (HTC) is a special sub-task of multi-label classification (MLC) whose taxonomy is constructed as a tree and each sample is assigned with at least one path in the tree. Latest HTC models contain three…

计算与语言 · 计算机科学 2024-08-13 Zhijian Chen , Zhonghua Li , Jianxin Yang , Ye Qi

Granularity and accuracy are two crucial factors for crime event prediction. Within fine-grained event classification, multiple criminal intents may alternately exhibit in preceding sequential events, and progress differently in next. Such…

机器学习 · 计算机科学 2024-04-11 Kaixi Hu , Lin Li , Qing Xie , Xiaohui Tao , Guandong Xu

Long Short-Term Memory (LSTM) neural network models have become the cornerstone for sequential data modeling in numerous applications, ranging from natural language processing to time series forecasting. Despite their success, the problem…

机器学习 · 统计学 2026-05-26 Fahad Mostafa

Monitoring sustainable development goals requires accurate and timely socioeconomic statistics, while ubiquitous and frequently-updated urban imagery in web like satellite/street view images has emerged as an important source for…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Yu Liu , Xin Zhang , Jingtao Ding , Yanxin Xi , Yong Li

In this paper, we propose Meta-SysId, a meta-learning approach to model sets of systems that have behavior governed by common but unknown laws and that differentiate themselves by their context. Inspired by classical…

机器学习 · 计算机科学 2022-06-03 Junyoung Park , Federico Berto , Arec Jamgochian , Mykel J. Kochenderfer , Jinkyoo Park

Hyperproperties are commonly used in computer security to define information-flow policies and other requirements that reason about the relationship between multiple computations. In this paper, we study a novel class of hyperproperties…

计算机科学中的逻辑 · 计算机科学 2022-06-01 Raven Beutner , Bernd Finkbeiner

The classification of crime into discrete categories entails a massive loss of information. Crimes emerge out of a complex mix of behaviors and situations, yet most of these details cannot be captured by singular crime type labels. This…

计算与语言 · 计算机科学 2018-08-08 Da Kuang , P. Jeffrey Brantingham , Andrea L. Bertozzi

This work aims at unveiling the potential of Transfer Learning (TL) for developing a traffic flow forecasting model in scenarios of absent data. Knowledge transfer from high-quality predictive models becomes feasible under the TL paradigm,…

机器学习 · 计算机科学 2020-05-12 Eric L. Manibardo , Ibai Laña , Javier Del Ser
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