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Multi-Task Fusion plays a pivotal role in industrial short-video search systems by aggregating heterogeneous prediction signals into a unified ranking score. However, existing approaches predominantly optimize for immediate engagement…

信息检索 · 计算机科学 2026-03-23 Renzhe Zhou , Songyang Li , Feiran Zhu , Chenglei Dai , Yi Zhang , Yi Wang , Jingwei Zhuo

This paper proposes a decentralized dynamic state estimation (DSE) algorithm with bimodal Gaussian mixture measurement noise. The decentralized DSE is formulated using the Ensemble Kalman Filter (EnKF) and then compared with the unscented…

信号处理 · 电气工程与系统科学 2020-02-19 Vahid Sarfi , Amir Ghasemkhani , Iman Niazazari , Hanif Livani , Lei Yang

Foundation models (FMs) have emerged as a promising approach for time series forecasting. While effective, FMs typically remain fixed during deployment due to the high computational costs of learning them online. Consequently, deployed FMs…

机器学习 · 计算机科学 2025-07-31 Thomas L. Lee , William Toner , Rajkarn Singh , Artjom Joosen , Martin Asenov

In this work, we propose FM-Pair, an adaptation of Factorization Machines with a pairwise loss function, making them effective for datasets with implicit feedback. The optimization model in FM-Pair is based on the BPR (Bayesian Personalized…

信息检索 · 计算机科学 2018-12-21 Babak Loni , Martha Larson , Alan Hanjalic

Targeting always the best achievable bit error rate (BER) performance in iterative receivers operating over multiple-input multiple-output (MIMO) channels may result in significant waste of resources, especially when the achievable BER is…

信息论 · 计算机科学 2012-10-05 Konstantinos Nikitopoulos , Gerd Ascheid

Soft-input soft-output (SISO) detection algorithms form the basis for iterative decoding. The computational complexity of SISO detection often poses significant challenges for practical receiver implementations, in particular in the context…

信息论 · 计算机科学 2009-06-05 Christoph Studer , Helmut Bölcskei

MeanFlow (MF) is a diffusion-motivated generative model that enables efficient few-step generation by learning long jumps directly from noise to data. In practice, it is often used as a latent MF by leveraging the pre-trained Stable…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Zheyuan Hu , Chieh-Hsin Lai , Ge Wu , Yuki Mitsufuji , Stefano Ermon

Iterative generative models such as Flow Matching and Diffusion models have demonstrated strong test-time scaling behavior, where additional inference computation can improve generation quality. In contrast, Drift Models offer efficient…

机器学习 · 计算机科学 2026-05-19 Chenrui Ma , Xi Xiao , Lin Zhao , Tianyang Wang , Ferdinando Fioretto , Yanning Shen

Distributed learning, particularly Federated Learning (FL), faces a significant bottleneck in the communication cost, particularly the uplink transmission of client-to-server updates, which is often constrained by asymmetric bandwidth…

机器学习 · 计算机科学 2026-02-19 Tomas Ortega , Chun-Yin Huang , Xiaoxiao Li , Hamid Jafarkhani

Deploying deep neural networks (DNNs) on power-sensitive edge devices presents a formidable challenge. While Dynamic Voltage and Frequency Scaling (DVFS) is widely employed for energy optimization, traditional model-level scaling is often…

机器学习 · 计算机科学 2026-03-24 Ziyang Zhang , Zheshun Wu , Jie Liu , Luca Mottola

Diffusion probabilistic models (DPMs) have exhibited excellent performance for high-fidelity image generation while suffering from inefficient sampling. Recent works accelerate the sampling procedure by proposing fast ODE solvers that…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Kaiwen Zheng , Cheng Lu , Jianfei Chen , Jun Zhu

We study online multiple testing with feedback, where decisions are made sequentially and the true state of the hypothesis is revealed after the decision has been made, either instantly or with a delay. We propose GAIF, a feedback-enhanced…

统计方法学 · 统计学 2026-04-14 Lin Lu , Yuyang Huo , Haojie Ren , Zhaojun Wang , Changliang Zou

The increasing demand for communication is degrading the electromagnetic (EM) transmission environment due to severe EM interference, significantly reducing the efficiency of the radio frequency (RF) spectrum. Metasurfaces, a promising…

信息论 · 计算机科学 2024-06-27 Kaining Wang , Bo Yang , Zhiwen Yu , Xuelin Cao , Mérouane Debbah , Chau Yuen

Intensity-modulation and direct-detection (IM/DD) transmission is widely adopted for high-speed optical transmission scenarios due to its cost-effectiveness and simplicity. However, as the data rate increases, the fiber chromatic dispersion…

信号处理 · 电气工程与系统科学 2024-02-05 Yu Guo , Yangbo Wu , Zhao Yang , Lei Xue , Ning Liang , Yang Ren , Zhengrui Tu , Jia Feng , Qunbi Zhuge

An adaptive iterative decision multi-feedback detection algorithm with constellation constraints is proposed for multiuser multi-antenna systems. An enhanced detection and interference cancellation is performed by introducing multiple…

信息论 · 计算机科学 2013-04-24 Peng Li , Jingjing Liu , Rodrigo C. de Lamare

This paper proposes a sparse regression method that continuously interpolates between Forward Stepwise selection (FS) and the LASSO. When tuned appropriately, our solutions are much sparser than typical LASSO fits but, unlike FS fits,…

统计方法学 · 统计学 2024-11-20 Ivy Zhang , Robert Tibshirani

Estimating local false discovery rates (fdr) is central to large-scale multiple hypothesis testing, yet different methods often produce divergent results, and there is little guidance for selecting among them. Because ground truth…

统计方法学 · 统计学 2025-09-17 Jenna M. Landy , Giovanni Parmigiani

We introduce quantitative and robust tools to control the numerical accuracy in simulations performed using the Multiscale Finite Element Method (MsFEM). First, we propose a guaranteed and fully computable a posteriori error estimate for…

数值分析 · 数学 2018-05-09 Ludovic Chamoin , Frederic Legoll

We introduce a new online adaptive filtering method called supervised multi-step adaptive filters (SMS-AF). Our method uses neural networks to control or optimize linear multi-delay or multi-channel frequency-domain filters and can flexibly…

声音 · 计算机科学 2024-03-05 Jonah Casebeer , Nicholas J. Bryan , Paris Smaragdis

In Multiple-Input Multiple-Output (MIMO) systems, Sphere Decoding (SD) can achieve performance equivalent to full search Maximum Likelihood (ML) decoding, with reduced complexity. Several researchers reported techniques that reduce the…

信息论 · 计算机科学 2015-03-13 Boyu Li , Ender Ayanoglu