collaborators

5 papers

cs.LG2024

Optimizing Item-based Marketing Promotion Efficiency in C2C Marketplace with Dynamic Sequential Coupon Allocation Framework

Jie Yang, Padunna Valappil Krishnaraj Sekhar, Sho Sekine +1

In e-commerce platforms, coupons play a crucial role in boosting transactions. In the customer-to-customer (C2C) marketplace, ensuring the satisfaction of both buyers and sellers i…

cs.IR2024

Strategic Coupon Allocation for Increasing Providers' Sales Experiences in Two-sided Marketplaces

Koya Ohashi, Sho Sekine, Deddy Jobson +4

In a two-sided marketplace, network effects are crucial for competitiveness, and platforms need to retain users through advanced customer relationship management as much as possibl…

cs.IR2024

Fast solution to the fair ranking problem using the Sinkhorn algorithm

Yuki Uehara, Shunnosuke Ikeda, Naoki Nishimura +8

In two-sided marketplaces such as online flea markets, recommender systems for providing consumers with personalized item rankings play a key role in promoting transactions between…

cs.IR2024

Robust portfolio optimization model for electronic coupon allocation

Yuki Uehara, Naoki Nishimura, Yilin Li +6

Currently, many e-commerce websites issue online/electronic coupons as an effective tool for promoting sales of various products and services. We focus on the problem of optimally…

stat.ME2024

Covariate Ordered Systematic Sampling as an Improvement to Randomized Controlled Trials

Deddy Jobson, Li Yilin, Naoki Nishimura +3

The Randomized Controlled Trial (RCT) or A/B testing is considered the gold standard method for estimating causal effects. Fisher famously advocated randomly allocating experiment…