AdvertisingTwo-stage retrieval and fine-grained sequence modeling for user-interest matching.production-deployed in taobao display advertising, with an accompanying arxiv paper and released code/data.

MUSE multimodal lifelong user interest modeling for display ad ranking

The ad system remembers a shopper’s very long history and uses both item IDs and multimodal item meaning, such as visual/text embeddings, to find the past behaviors most relevant to the ad being ranked.

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Executive Brief

Business Problem Solved

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Value Drivers

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Technical Analysis

Model Strategy

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Data Strategy

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Implementation Complexity

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Scalability Bottleneck

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Market Signal

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Key Competitors

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Part of Application

Multimodal User Interest Profiling for Display Ad Ranking

2 use cases in this application

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Source

https://arxiv.org/abs/2512.07216