Search Results for author: Hanzhao Wang

Found 8 papers, 2 papers with code

Towards Better Statistical Understanding of Watermarking LLMs

1 code implementation19 Mar 2024 Zhongze Cai, Shang Liu, Hanzhao Wang, Huaiyang Zhong, Xiaocheng Li

We consider the trade-off between model distortion and detection ability and formulate it as a constrained optimization problem based on the green-red algorithm of Kirchenbauer et al. (2023a).

Transformer Choice Net: A Transformer Neural Network for Choice Prediction

no code implementations12 Oct 2023 Hanzhao Wang, Xiaocheng Li, Kalyan Talluri

Discrete-choice models, such as Multinomial Logit, Probit, or Mixed-Logit, are widely used in Marketing, Economics, and Operations Research: given a set of alternatives, the customer is modeled as choosing one of the alternatives to maximize a (latent) utility function.

Discrete Choice Models Marketing

Learning to Make Adherence-Aware Advice

no code implementations1 Oct 2023 Guanting Chen, Xiaocheng Li, Chunlin Sun, Hanzhao Wang

As artificial intelligence (AI) systems play an increasingly prominent role in human decision-making, challenges surface in the realm of human-AI interactions.

Decision Making

A Neural Network Based Choice Model for Assortment Optimization

no code implementations10 Aug 2023 Hanzhao Wang, Zhongze Cai, Xiaocheng Li, Kalyan Talluri

Discrete-choice models are used in economics, marketing and revenue management to predict customer purchase probabilities, say as a function of prices and other features of the offered assortment.

Discrete Choice Models Marketing

When No-Rejection Learning is Consistent for Regression with Rejection

1 code implementation6 Jul 2023 Xiaocheng Li, Shang Liu, Chunlin Sun, Hanzhao Wang

This paper studies the regression with rejection (RwR) problem and investigates a no-rejection learning strategy that uses all the data to learn the predictor.

regression

Deep Learning for Choice Modeling

no code implementations19 Aug 2022 Zhongze Cai, Hanzhao Wang, Kalyan Talluri, Xiaocheng Li

Choice modeling has been a central topic in the study of individual preference or utility across many fields including economics, marketing, operations research, and psychology.

Marketing

Learning to Sell a Focal-ancillary Combination

no code implementations23 Jul 2022 Hanzhao Wang, Xiaocheng Li, Kalyan Talluri

A number of products are sold in the following sequence: First a focal product is shown, and if the customer purchases, one or more ancillary products are displayed for purchase.

On Dynamic Pricing with Covariates

no code implementations25 Dec 2021 Hanzhao Wang, Kalyan Talluri, Xiaocheng Li

In this paper, we show that UCB and Thompson sampling-based pricing algorithms can achieve an $O(d\sqrt{T}\log T)$ regret upper bound without assuming any statistical structure on the covariates $x_t$.

Thompson Sampling

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