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To develop an interactive search engine for lifelog images that addresses challenges in retrieving personalized content.

April 1, 2026Open Access

THUIR-LL at the NTCIR-16 Lifelog-4 Task: Enhanced Interactive Lifelog Search Engine

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To develop an interactive search engine for lifelog images that addresses challenges in retrieving personalized content.
Designed an interactive framework for searching lifelog images based on event topics.
Implemented a feedback mechanism to enhance user interaction and result presentation.
Developed a query text parsing procedure to extract keywords from lengthy queries.
Achieved a RelRet score of 741 at the NTCIR-16 Lifelog-4 task.
Tested with 12 topics developed based on previous LSC'18 topics.
Indicated successful bridging of the semantic gap between lifelog images and event-level topics.

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Interactive lifelog search engine improves relevant image retrieval, suggesting optimal user engagement methods.

He et al. (2022) studied this question.

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