Organized Session

[4P1-OS-17a] OS-17

Fri. May 30, 2025 9:00 AM - 10:40 AM Room P (Room 801-2)

オーガナイザ：梅谷俊治（リクルート），藤原秀平（ALGO ARTIS），岩永二郎（エルデシュ）

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9:00 AM - 9:20 AM

[4P1-OS-17a-01] A Network Flow Optimization Approach for Multi-Period Direct Mail Advertising Problems

〇Shunsuke Kanemitsu¹, Yuhu Kasahara¹, Shunji Umetani¹ (1. Recruit Co., Ltd.)

9:20 AM - 9:40 AM

[4P1-OS-17a-02] Demand-Supply Planning Optimization with Market Transactions and Diverse Power Sources

An Approach That Achieves Practical Computation Time and Over 1 Billion Yen in Annual Revenue Improvement

〇Yoshiharu Kohji¹, Ryosuke Umeda¹, Keita Takahashi¹ (1. GRID inc.)

9:40 AM - 10:00 AM

[4P1-OS-17a-03] Implementation of a Route Planning Automation System Using Mathematical Optimization in a Gas Company

〇Yuki Iino¹, Soma Toki¹, Toshinori Sasaya¹, Akinori Tada², Yasumi Ishibashi², Hiroto Sakuma², Tomohito Fujii² (1. Tokyo Gas Co., Ltd., 2. NTT DATA Mathematical Systems Inc.)

10:00 AM - 10:20 AM

[4P1-OS-17a-04] OMMX: An Open Standard for Mathematical Programming Interoperability

〇Toshiki Teramura¹, Taro P. Shimizu¹, Hiromi Ishii¹ (1. Jij-Inc)

10:20 AM - 10:40 AM

[4P1-OS-17a-05] JijModeling: a modeler for mathematical optimization

〇Hiromi Ishii¹, Taro Shimizu¹, Toshiki Teramura¹ (1. Jij Inc.)

Organized Session

[4P2-OS-17b] OS-17

Fri. May 30, 2025 12:00 PM - 1:40 PM Room P (Room 801-2)

オーガナイザ：梅谷俊治（リクルート），藤原秀平（ALGO ARTIS），岩永二郎（エルデシュ）

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12:00 PM - 12:20 PM

[4P2-OS-17b-01] Microservice Placement Algorithm using Heterogeneous Graph Neural Networks for Supervised Learning

〇Hirotaka Kasahara¹, Ryuichi Kitajima¹, Jun Towada¹, Osamu Sato¹ (1. SoftBank Corp.)

12:20 PM - 12:40 PM

[4P2-OS-17b-02] Constraint Definition of Combinatorial Optimization Problems Using Natural Language and Visual Information: Solution Generation via a Reasoning Visual Language Model

Exploring a Non-Mathematical Approach for the Democratization of Combinatorial Optimization

〇Shota Inoue¹, Takumi Bannai^1,2 (1. LTS, Inc., 2. ME-Lab Japan, Inc.)

12:40 PM - 1:00 PM

[4P2-OS-17b-03] Trajectory tracking with model predictive control using temporal deep unrolling

〇Taiga Sone¹, Masaki Ogura¹, Masako Kishida² (1. Hiroshima University, 2. National Institute of Informatics)

1:00 PM - 1:20 PM

[4P2-OS-17b-04] Dynamic Programming for the Indicator-based Subset Selection Problem with IGD, IGD⁺, R2, and NR2 in Bi-objective Optimization

〇Keisuke Korogi¹, Ryoji Tanabe¹ (1. Yokohama National University)

1:20 PM - 1:40 PM

[4P2-OS-17b-05] An efficient weighting local search for large-scale binary integer programs

〇SHUNJI UMETANI¹ (1. Recruit Co., Ltd.)

Sessions

Organized Session » OS-17