Two Stage Optimization Algorithm for Resource Leveling Problem

Hong Lee, Jong Hun Woo

Resource leveling in shipyard mid-term scheduling is critical for operational efficiency, yet existing approaches face significant limitations. Constraint progr...

PDFHTMLPubReaderePub

DOI: https://doi.org/10.7232/JKIIE.2026.52.2.095

A Branch-and-Price Approach for Variable Radius Covering Problem

Hyunwoo Park, Munjeong Kang, Chungmok Lee

We present an exact algorithm for the variable radius covering problem (VRCP). The VRCP frequently appears in many applications, including telecommunication, tr...

PDFHTMLPubReaderePub

DOI: https://doi.org/10.7232/JKIIE.2026.52.2.106

Efficient Memory Management in Multi-Session Dialogue Systems via LLM-Guided Summary Usefulness Prediction

Suyeon Lee, Sungzoon Cho

Long-term dialogue systems often suffer from degraded memory quality as accumulated session summaries introduce redundancy, noise, and hallucinated content. Pri...

PDFHTMLPubReaderePub

DOI: https://doi.org/10.7232/JKIIE.2026.52.2.116

Pick-up Service Vehicle Routing Problem With Flexible Assignment of Depots

Hyeon Jun Kim, Ye chan Kim, Byung Soo Kim

We address a vehicle routing problem for pick-up services, with flexible assignment of decentralized depots by utilizing parking lots throughout urban areas. Th...

PDFHTMLPubReaderePub

DOI: https://doi.org/10.7232/JKIIE.2026.52.2.132

TriMa: Tri-strategy Margin-filtered Pseudo-labeling for Battery Swapping Demand Forecasting

Seon-Ho Yoo, Seungdon Zu, Gwang-Jong Ko, Taesu Cheong

Accurate prediction of battery-swapping demand is crucial for minimizing operational costs and maintaining service quality in electric motorcycle Battery-as-a-S...

PDFHTMLPubReaderePub

DOI: https://doi.org/10.7232/JKIIE.2026.52.2.148

A Hybrid Prompt Agent for Maritime AIS Data Analysis: Performance Optimization through Query Classification and Dynamic Routing

Seongjin Kim, Sungil Kim

While Large Language Model (LLM)-powered agents are transforming conversational data analysis, their efficacy on specialized datasets, such as the Automatic Ide...

PDFHTMLPubReaderePub

DOI: https://doi.org/10.7232/JKIIE.2026.52.2.163

Constructing Domain-Specific Knowledge Graphs from Unannotated Technical Texts using LLMs

Suyeon Lee, Sohhyeong Park, Hyunjong Kim, Sungzoon Cho

Building knowledge graphs in specific domains presents significant challenges when domain expertise is limited. The primary obstacles include the lack of annota...

PDFHTMLPubReaderePub

DOI: https://doi.org/10.7232/JKIIE.2026.52.2.176