中文
相关论文

相关论文: Homogeneous Feature Transfer and Heterogeneous Loc…

200 篇论文

High-frequency trading (HFT) represents a pivotal and intensely competitive domain within the financial markets. The velocity and accuracy of data processing exert a direct influence on profitability, underscoring the significance of this…

机器学习 · 计算机科学 2024-12-03 Yuxin Fan , Zhuohuan Hu , Lei Fu , Yu Cheng , Liyang Wang , Yuxiang Wang

This paper presents an enhanced adaptive random Fourier features (ARFF) training algorithm for shallow neural networks, building upon the work introduced in "Adaptive Random Fourier Features with Metropolis Sampling", Kammonen et al.,…

机器学习 · 计算机科学 2025-05-01 Aku Kammonen , Anamika Pandey , Erik von Schwerin , Raúl Tempone

Federated Learning (FL) enables decentralized, privacy-preserving model training but struggles to balance global generalization and local personalization due to non-identical data distributions across clients. Personalized Fine-Tuning…

机器学习 · 计算机科学 2025-12-30 Minghui Chen , Hrad Ghoukasian , Ruinan Jin , Zehua Wang , Sai Praneeth Karimireddy , Xiaoxiao Li

When dealing with data from distinct locations, machine learning algorithms tend to demonstrate an implicit preference of some locations over the others, which constitutes biases that sabotage the spatial fairness of the algorithm. This…

机器学习 · 计算机科学 2024-02-22 Weiye Chen , Yiqun Xie , Xiaowei Jia , Erhu He , Han Bao , Bang An , Xun Zhou

Urban land use inference is a critically important task that aids in city planning and policy-making. Recently, the increased use of sensor and location technologies has facilitated the collection of multi-modal mobility data, offering…

人工智能 · 计算机科学 2026-05-11 Xuehao Zhai , Junqi Jiang , Adam Dejl , Antonio Rago , Fangce Guo , Francesca Toni , Aruna Sivakumar

Estimating Head-Related Transfer Functions (HRTFs) of arbitrary source points is essential in immersive binaural audio rendering. Computing each individual's HRTFs is challenging, as traditional approaches require expensive time and…

音频与语音处理 · 电气工程与系统科学 2022-11-04 Jin Woo Lee , Sungho Lee , Kyogu Lee

Large language models (LLMs) with one or more fine-tuning phases have become a necessary step to unlock various capabilities, enabling LLMs to follow natural language instructions or align with human preferences. However, it carries the…

计算与语言 · 计算机科学 2024-04-30 Tingfeng Hui , Zhenyu Zhang , Shuohuan Wang , Weiran Xu , Yu Sun , Hua Wu

Spatial-temporal prediction is a fundamental problem for constructing smart city, which is useful for tasks such as traffic control, taxi dispatching, and environmental policy making. Due to data collection mechanism, it is common to see…

机器学习 · 计算机科学 2020-08-25 Huaxiu Yao , Yiding Liu , Ying Wei , Xianfeng Tang , Zhenhui Li

Consider the problem of improving the estimation of conditional average treatment effects (CATE) for a target domain of interest by leveraging related information from a source domain with a different feature space. This heterogeneous…

机器学习 · 计算机科学 2022-10-13 Ioana Bica , Mihaela van der Schaar

Federated Learning (FL) empowers multiple clients to collaboratively train machine learning models without sharing local data, making it highly applicable in heterogeneous Internet of Things (IoT) environments. However, intrinsic…

机器学习 · 计算机科学 2025-01-29 Xi Chen , Qin Li , Haibin Cai , Ting Wang

Distinguishing manipulated from real images is becoming increasingly difficult as new sophisticated image forgery approaches come out by the day. Naive classification approaches based on Convolutional Neural Networks (CNNs) show excellent…

计算机视觉与模式识别 · 计算机科学 2019-11-28 Davide Cozzolino , Justus Thies , Andreas Rössler , Christian Riess , Matthias Nießner , Luisa Verdoliva

We propose HHFT (Hierarchical Heterogeneous Feature Transformer), a Transformer-based architecture tailored for industrial CTR prediction. HHFT addresses the limitations of DNN through three key designs: (1) Semantic Feature Partitioning:…

信息检索 · 计算机科学 2025-12-16 Liren Yu , Wenming Zhang , Silu Zhou , Tao Zhang , Zhixuan Zhang , Dan Ou

Overcoming the challenge of limited data availability within materials science is crucial for the broad-based applicability of machine learning within materials science. One pathway to overcome this limited data availability is to use the…

材料科学 · 物理学 2024-12-24 Reshma Devi , Keith T. Butler , Gopalakrishnan Sai Gautam

The Forward-Forward (FF) algorithm presents a compelling, bio-inspired alternative to backpropagation. However, while efficient in training, it has a computationally prohibitive inference process that requires a separate forward pass for…

机器学习 · 计算机科学 2026-05-04 Shalini Sarode , Brian Moser , Joachim Folz , Federico Raue , Tobias Nauen , Stanislav Frolov , Andreas Dengel

The development of highly accurate deep learning methods for indoor localization is often hindered by the unavailability of sufficient data measurements in the desired environment to perform model training. To overcome the challenge of…

信号处理 · 电气工程与系统科学 2021-08-06 Mohamed I. AlHajri , Raed M. Shubair , Marwa Chafii

Predicting crimes in urban environments is crucial for public safety, yet existing prediction methods often struggle to align the knowledge across diverse cities that vary dramatically in data availability of specific crime types. We…

机器学习 · 计算机科学 2025-11-05 Fidan Karimova , Tong Chen , Yu Yang , Shazia Sadiq

Heterogeneous Face Recognition (HFR) aims at matching face images captured across different sensing modalities, such as thermal-to-visible or near-infrared-to-visible, enhancing the usability of face recognition systems in challenging…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Anjith George , Sebastien Marcel

Machine Learning (ML) has been applied to enable many life-assisting appli-cations, such as abnormality detection and emdergency request for the soli-tary elderly. However, in most cases machine learning algorithms depend on the layout of…

机器学习 · 计算机科学 2019-12-13 Johan Medrano , Fuchun Joseph Lin

Heterogeneity is an unwanted variation when analyzing aggregated datasets from multiple sources. Though different methods have been proposed for heterogeneity adjustment, no systematic theory exists to justify these methods. In this work,…

统计方法学 · 统计学 2016-02-18 Jianqing Fan , Han Liu , Weichen Wang , Ziwei Zhu

Recent years have witnessed the success of heterogeneous graph neural networks (HGNNs) in modeling heterogeneous information networks (HINs). In this paper, we focus on the benchmark task of HGNNs, i.e., node classification, and empirically…

社会与信息网络 · 计算机科学 2023-04-04 Cheng Yang , Xumeng Gong , Chuan Shi , Philip S. Yu