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Learning data representations that reflect the customers' creditworthiness can improve marketing campaigns, customer relationship management, data and process management or the credit risk assessment in retail banks. In this research, we…

机器学习 · 统计学 2019-03-18 Rogelio A Mancisidor , Michael Kampffmeyer , Kjersti Aas , Robert Jenssen

Common cross-validation (CV) methods like k-fold cross-validation or Monte-Carlo cross-validation estimate the predictive performance of a learner by repeatedly training it on a large portion of the given data and testing on the remaining…

机器学习 · 计算机科学 2021-11-30 Felix Mohr , Jan N. van Rijn

In recent years, Multi-View Clustering (MVC) has attracted increasing attention for its potential to reduce the annotation burden associated with large datasets. The aim of MVC is to exploit the inherent consistency and complementarity…

机器学习 · 计算机科学 2024-07-12 Zhangci Xiong , Meng Cao

We have proposed to develop a global hybrid deep learning framework to predict the daily prices in the stock market. With representation learning, we derived an embedding called Stock2Vec, which gives us insight for the relationship among…

统计金融 · 定量金融 2020-10-06 Xing Wang , Yijun Wang , Bin Weng , Aleksandr Vinel

Scaling a Search Conversion Rate (CVR) prediction model, especially in high-traffic environments, presents a challenge: superior model quality needs to be balanced with strict constraints on training cost and serving latency. This paper…

Predicting customer future purchases and lifetime value is a key metrics for managing marketing campaigns and optimizing marketing spend. This task is specifically challenging when the relationships between the customer and the firm are of…

机器学习 · 计算机科学 2021-02-12 Ziv Pollak

To address the complexity of financial time series, this paper proposes a forecasting model combining sliding window and variational mode decomposition (VMD) methods. Historical stock prices and relevant market indicators are used to…

机器学习 · 计算机科学 2025-08-22 Luke Li

User modeling in large e-commerce platforms aims to optimize user experiences by incorporating various customer activities. Traditional models targeting a single task often focus on specific business metrics, neglecting the comprehensive…

信息检索 · 计算机科学 2025-02-28 Mingdai Yang , Fan Yang , Yanhui Guo , Shaoyuan Xu , Tianchen Zhou , Yetian Chen , Simone Shao , Jia Liu , Yan Gao

Recently, models for user representation learning have been widely applied in click-through-rate (CTR) and conversion-rate (CVR) prediction. Usually, the model learns a universal user representation as the input for subsequent…

机器学习 · 计算机科学 2024-09-24 Xiaoyu Tan , Yongxin Deng , Chao Qu , Siqiao Xue , Xiaoming Shi , James Zhang , Xihe Qiu

Conversion rate (CVR) prediction plays an important role in advertising systems. Recently, supervised deep neural network-based models have shown promising performance in CVR prediction. However, they are data hungry and require an enormous…

信息检索 · 计算机科学 2023-07-13 Wentao Ouyang , Rui Dong , Xiuwu Zhang , Chaofeng Guo , Jinmei Luo , Xiangzheng Liu , Yanlong Du

High-dimensional complex systems can be studied through multivariate analysis, as Principal Component Analysis, however large samples of observations frequently are needed for it. Here it is examined a method for small samples based on…

应用统计 · 统计学 2017-06-16 Dimitri Marques Abramov

In this paper, we introduce a novel predict-and-optimize method for profit-driven churn prevention. We frame the task of targeting customers for a retention campaign as a regret minimization problem. The main objective is to leverage…

机器学习 · 计算机科学 2023-12-19 Nuria Gómez-Vargas , Sebastián Maldonado , Carla Vairetti

The LifeTime Value (LTV) prediction, which endeavors to forecast the cumulative purchase contribution of a user to a particular item, remains a vital challenge that advertisers are keen to resolve. A precise LTV prediction system enhances…

机器学习 · 计算机科学 2025-08-14 Aochuan Chen , Yifan Niu , Ziqi Gao , Yujie Sun , Shoujun Liu , Gong Chen , Yang Liu , Jia Li

A retention strategy based on an enlightened lapse model is a powerful profitabilitylever for a life insurer. Some machine learning models are excellent at predicting lapse,but from the insurer's perspective, predicting which policyholder…

统计理论 · 数学 2023-07-14 Mathias Valla , Xavier Milhaud , Anani Ayodélé Olympio

Modern recommendation systems aim to increase click-through rates (CTR) for better user experience, through commonly treating ranking as a classification task focused on predicting CTR. However, there is a gap between this method and the…

机器学习 · 计算机科学 2025-09-15 Yan Zheng , Qiang Chen , Chenglei Niu

Using big data to analyze consumer behavior can provide effective decision-making tools for preventing customer attrition (churn) in customer relationship management (CRM). Focusing on a CRM dataset with several different categories of…

机器学习 · 统计学 2021-07-14 Petra Posedel Šimović , Davor Horvatic , Edward W. Sun

Nowadays, video game developers record every virtual action performed by their players. As each player can remain in the game for years, this results in an exceptionally rich dataset that can be used to understand and predict player…

计算机与社会 · 计算机科学 2019-02-20 Pei Pei Chen , Anna Guitart , Ana Fernández del Río , África Periáñez

Contrastive Learning (CL) performances as a rising approach to address the challenge of sparse and noisy recommendation data. Although having achieved promising results, most existing CL methods only perform either hand-crafted data or…

信息检索 · 计算机科学 2023-11-22 Xiuyuan Qin , Huanhuan Yuan , Pengpeng Zhao , Junhua Fang , Fuzhen Zhuang , Guanfeng Liu , Victor Sheng

Most e-commerce product feeds provide blended results of advertised products and recommended products to consumers. The underlying advertising and recommendation platforms share similar if not exactly the same set of candidate products.…

机器学习 · 统计学 2019-08-20 Dagui Chen , Junqi Jin , Weinan Zhang , Fei Pan , Lvyin Niu , Chuan Yu , Jun Wang , Han Li , Jian Xu , Kun Gai

Predictive autoscaling (autoscaling with workload forecasting) is an important mechanism that supports autonomous adjustment of computing resources in accordance with fluctuating workload demands in the Cloud. In recent works, Reinforcement…