Search Results for author: Ruofeng Wen

Found 4 papers, 1 papers with code

A Nonparametric Contextual Bandit with Arm-level Eligibility Control for Customer Service Routing

no code implementations8 Sep 2022 Ruofeng Wen, Wenjun Zeng, Yi Liu

Routing contacts to eligible SMEs turns out to be a non-trivial problem because SMEs' domain eligibility is subject to training quality and can change over time.

Thompson Sampling

Turn-level Dialog Evaluation with Dialog-level Weak Signals for Bot-Human Hybrid Customer Service Systems

no code implementations25 Oct 2020 Ruofeng Wen

We developed a machine learning approach that quantifies multiple aspects of the success or values in Customer Service contacts, at anytime during the interaction.

Goal-Oriented Dialog

Deep Generative Quantile-Copula Models for Probabilistic Forecasting

no code implementations24 Jul 2019 Ruofeng Wen, Kari Torkkola

We introduce a new category of multivariate conditional generative models and demonstrate its performance and versatility in probabilistic time series forecasting and simulation.

Probabilistic Time Series Forecasting regression +1

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