notesum.ai

Published at December 9

PRECISE: Pre-training Sequential Recommenders with Collaborative and Semantic Information

cs.IR

cs.AI

Released Date: December 9, 2024

Authors: Chonggang Song¹, Chunxu Shen¹, Hao Gu¹, Yaoming Wu¹, Lingling Yi¹, Jie Wen¹, Chuan Chen¹

Aff.: ¹Tencent Inc.

Arxiv: http://arxiv.org/pdf/2412.06308v1

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Dataset	Method	R@10	R@30	R@50	N@10	N@30	N@50
Amazon	SAS-Rec	0.0356	0.0662	0.0673	0.0177	0.0244	0.0249
	HSTU	0.0387	0.0701	0.0722	0.0197	0.0259	0.0269
	LEARN	0.0282	0.0500	0.0590	0.0164	0.0222	0.0229
	HLLM	0.0419	0.0792	0.0846	0.0227	0.0277	0.0282
	PRECISE-UT	0.0439	0.0888	0.0972	0.0269	0.0292	0.0311
	Improve	$+4.60\%$	$+12.12\%$	$+14.89\%$	$+18.5\%$	$+5.4\%$	$+10.3\%$
WeChat-AllScene	SAS-Rec	0.0097	0.0199	0.0251	0.0072	0.0119	0.0138
	HSTU	0.0159	0.0291	0.0409	0.0109	0.0122	0.0146
	LEARN	0.0082	0.0154	0.0203	0.0058	0.0094	0.0107
	HLLM	0.0174	0.0332	0.0434	0.0125	0.0144	0.0162
	PRECISE-UT	0.0197	0.0359	0.0460	0.0139	0.0165	0.0185
	Improve	$+13.22\%$	$+8.13\%$	$+6.00\%$	$+11.2\%$	$+14.58\%$	$+14.20\%$