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Inference-time controllable generation is essential for real-world applications of unconditional diffusion models. However, most existing techniques focus on individual samples, struggling in applications that require the sample population…

机器学习 · 计算机科学 2026-05-11 Hao Luan , See-Kiong Ng , Chun Kai Ling

Advertising is critical to many online e-commerce platforms such as e-Bay and Amazon. One of the important signals that these platforms rely upon is the click-through rate (CTR) prediction. The recent popularity of multi-modal sharing…

社会与信息网络 · 计算机科学 2021-09-07 Li He , Hongxu Chen , Dingxian Wang , Jameel Shoaib , Philip Yu , Guandong Xu

In this paper, we apply a recently developed nonparametric modeling approach, the "diffusion forecast", to predict the time-evolution of Fourier modes of turbulent dynamical systems. While the diffusion forecasting method assumes the…

混沌动力学 · 物理学 2016-03-23 Tyrus Berry , John Harlim

The promotion time cure rate model (PCM) is an extensively studied model for the analysis of time-to-event data in the presence of a cured subgroup. There are several strategies proposed in the literature to model the latency part of PCM.…

统计方法学 · 统计学 2023-04-25 Suvra Pal , Wisdom Aselisewine

Dwell time (DT) is a critical post-click metric for evaluating user preference in recommender systems, complementing the traditional click-through rate (CTR). Although multi-task learning is widely adopted to jointly optimize DT and CTR, we…

信息检索 · 计算机科学 2025-08-25 Huishi Luo , Fuzhen Zhuang , Yongchun Zhu , Yiqing Wu , Bo Kang , Ruobing Xie , Feng Xia , Deqing Wang , Jin Dong

Reducing feedback overhead in beyond 5G networks is a critical challenge, as the growing number of antennas in modern massive MIMO systems substantially increases the channel state information (CSI) feedback demand in frequency division…

系统与控制 · 电气工程与系统科学 2026-02-24 Sehyun Ryu , Hyun Jong Yang

Existing advertisements click-through rate (CTR) prediction models are mainly dependent on behavior ID features, which are learned based on the historical user-ad interactions. Nevertheless, behavior ID features relying on historical user…

信息检索 · 计算机科学 2022-09-26 Tan Yu , Zhipeng Jin , Jie Liu , Yi Yang , Hongliang Fei , Ping Li

Click-through rate (CTR) prediction is an important task for the companies to recommend products which better match user preferences. User behavior in digital advertising is dynamic and changes over time. It is crucial for the companies to…

信息检索 · 计算机科学 2023-11-29 Ramazan Tarık Türksoy , Beyza Türkmen , Furkan Durmuş

We present a novel method to improve pharmacokinetics modeling, an essential step of drug development. Conventional models frequently fail to fully represent the intricacies of drug absorption and distribution, which limits their predictive…

定量方法 · 定量生物学 2024-12-31 Nazanin Ahmadi , Shupeng Wang , George Karniadakis

Quantifying uncertainty in predictions or, more generally, estimating the posterior conditional distribution, is a core challenge in machine learning and statistics. We introduce Convex Nonparanormal Regression (CNR), a conditional…

机器学习 · 统计学 2021-09-15 Yonatan Woodbridge , Gal Elidan , Ami Wiesel

Click-through rate~(CTR) prediction, whose goal is to estimate the probability of the user clicks, has become one of the core tasks in advertising systems. For CTR prediction model, it is necessary to capture the latent user interest behind…

机器学习 · 统计学 2018-11-19 Guorui Zhou , Na Mou , Ying Fan , Qi Pi , Weijie Bian , Chang Zhou , Xiaoqiang Zhu , Kun Gai

Click-through rate (CTR) prediction, which estimates the probability of a user clicking on a given item, is a critical task for online information services. Existing approaches often make strong assumptions that training and test data come…

信息检索 · 计算机科学 2026-02-03 Yu Zheng , Chen Gao , Jianxin Chang , Yanan Niu , Yang Song , Depeng Jin , Meng Wang , Yong Li

In this paper, we consider a distributed constrained optimization problem with delayed subgradient information over the time-varying communication network, where each agent can only communicate with its neighbors and the communication…

最优化与控制 · 数学 2021-06-16 Jie Liu , Zhan Yu , Daniel W. C. Ho

Accurately predicting counterfactual user feedback is essential for building effective recommender systems. However, latent confounding bias can obscure the true causal relationship between user feedback and item exposure, ultimately…

信息检索 · 计算机科学 2025-05-23 Jianfeng Deng , Qingfeng Chen , Debo Cheng , Jiuyong Li , Lin Liu , Shichao Zhang

The key challenges in design of predictor-based control laws for switched systems with arbitrary switching and long input delay are the potential unavailability of the future values of the switching signal (at current time) and the fact…

系统与控制 · 电气工程与系统科学 2025-03-20 Andreas Katsanikakis , Nikolaos Bekiaris-Liberis

Video diffusion models have made rapid progress in perceptual realism and temporal coherence, but they remain primarily optimized for plausible generation rather than verifiable reasoning. This limitation is especially pronounced in tasks…

计算机视觉与模式识别 · 计算机科学 2026-05-18 Tinghui Zhu , Sheng Zhang , James Y. Huang , Selena Song , Xiaofei Wen , Yuankai Li , Hoifung Poon , Muhao Chen

There has been recent interest in extending the ideas of False Discovery Rates (FDR) to variable selection in regression settings. Traditionally the FDR in these settings has been defined in terms of the coefficients of the full regression…

统计方法学 · 统计学 2013-02-12 Max Grazier G'Sell , Trevor Hastie , Robert Tibshirani

Click-through rate (CTR) prediction is a critical task in online advertising systems. Most existing methods mainly model the feature-CTR relationship and suffer from the data sparsity issue. In this paper, we propose DeepMCP, which models…

机器学习 · 计算机科学 2019-07-22 Wentao Ouyang , Xiuwu Zhang , Shukui Ren , Chao Qi , Zhaojie Liu , Yanlong Du

Calibration is a basic property for prediction systems, and algorithms for achieving it are well-studied in both statistics and machine learning. In many applications, however, the predictions are used to make decisions that select which…

计算机科学与博弈论 · 计算机科学 2012-11-19 H. Brendan McMahan , Omkar Muralidharan

This paper considers a time-varying vector error-correction model that allows for different time series behaviours (e.g., unit-root and locally stationary processes) to interact with each other to co-exist. From practical perspectives, this…

计量经济学 · 经济学 2023-05-30 Jiti Gao , Bin Peng , Yayi Yan