Chuanfei Xu
2025
Enhancing Talent Search Ranking with Role-Aware Expert Mixtures and LLM-based Fine-Grained Job Descriptions
Jihang Li
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Bing Xu
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Zulong Chen
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Chuanfei Xu
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Minping Chen
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Suyu Liu
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Ying Zhou
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Zeyi Wen
Proceedings of the 2025 Conference on Empirical Methods in Natural Language Processing: Industry Track
Talent search is a cornerstone of modern recruitment systems, yet existing approaches often struggle to capture nuanced job-specific preferences, model recruiter behavior at a fine-grained level, and mitigate noise from subjective human judgments. We present a novel framework that enhances talent search effectiveness and delivers substantial business value through two key innovations: (i) leveraging LLMs to extract fine-grained recruitment signals from job descriptions and historical hiring data, and (ii) employing a role-aware multi-gate MoE network to capture behavioral differences across recruiter roles. To further reduce noise, we introduce a multi-task learning module that jointly optimizes click-through rate (CTR), conversion rate (CVR), and resume matching relevance. Experiments on real-world recruitment data and online A/B testing show relative AUC gains of 1.70% (CTR) and 5.97% (CVR), and a 17.29% lift in click-through conversion rate. These improvements reduce dependence on external sourcing channels, enabling an estimated annual cost saving of millions of CNY.
2021
HW-TSC’s Submissions to the WMT21 Biomedical Translation Task
Hao Yang
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Zhanglin Wu
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Zhengzhe Yu
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Xiaoyu Chen
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Daimeng Wei
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Zongyao Li
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Hengchao Shang
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Minghan Wang
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Jiaxin Guo
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Lizhi Lei
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Chuanfei Xu
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Min Zhang
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Ying Qin
Proceedings of the Sixth Conference on Machine Translation
This paper describes the submission of Huawei Translation Service Center (HW-TSC) to WMT21 biomedical translation task in two language pairs: Chinese↔English and German↔English (Our registered team name is HuaweiTSC). Technical details are introduced in this paper, including model framework, data pre-processing method and model enhancement strategies. In addition, using the wmt20 OK-aligned biomedical test set, we compare and analyze system performances under different strategies. On WMT21 biomedical translation task, Our systems in English→Chinese and English→German directions get the highest BLEU scores among all submissions according to the official evaluation results.
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- Xiaoyu Chen 1
- Zulong Chen 1
- Minping Chen 1
- Jiaxin Guo 1
- Lizhi Lei 1
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