StreamRec: A Real-Time Recommender System

Summary: StreamRec models recommendations as a CEP streaming pipeline with incremental updates and a single parallel stream query for real-time ranking. Push/pull requests; update and recommend streams; decay for freshness; implemented on Microsoft StreamInsight. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID: 4544
Venue: SIGMOD
Year: 2011
Pagerank: 7.9525409e-05
Overall Rank: 2,929 | 79.91%
DOI: 10.1145/1989323.1989465

Incoming Non-self Citations Over Time

Authors

1. Badrish Chandramouli (Microsoft)
2. Justin J. Levandoski (University of Minnesota)
3. Ahmed Eldawy (University of Minnesota)
4. Mohamed F. Mokbel (University of Minnesota)

BibTeX Citation

@inproceedings{chandramouli_sigmod11,
        title = {{StreamRec: A Real-Time Recommender System}},
        author = {Chandramouli, Badrish and Levandoski, Justin J. and Eldawy, Ahmed and Mokbel, Mohamed F.},
        series = {{SIGMOD} '11},
        booktitle = {Proceedings of the {ACM} {SIGMOD} International Conference on Management of Data},
        publisher = {Association for Computing Machinery},
        doi = {10.1145/1989323.1989465},
        url = {https://dl.acm.org/doi/10.1145/1989323.1989465},
        year = {2011}
}

Incoming Citations (Sorted by Pagerank)

Showing 5 of 5 citing papers.

Rank	Citing Paper	Year	Venue	Pagerank
4,529	TencentRec: Real-time Stream Recommendation in Practice	2015	SIGMOD	6.6446748e-05
7,709	Quill: Efficient, Transferable, and Rich Analytics at Scale	2016	VLDB	5.5628268e-05
9,527	Serenade - Low-Latency Session-Based Recommendation in e-Commerce at Scale	2022	SIGMOD	5.2550158e-05
9,888	TeRec: A Temporal Recommender System Over Tweet Stream	2013	VLDB	5.2004234e-05
12,047	Real-time Video Recommendation Exploration	2016	SIGMOD	5.093636e-05

Outgoing Citations (Sorted by Pagerank)

Showing 5 of 5 cited papers.

Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.

Rank	Cited Paper	Year	Venue	Pagerank
26	Models and Issues in Data Stream Systems	2002	PODS	0.00052982574
424	Flexible Time Management in Data Stream Systems	2004	PODS	0.0001870735
899	Consistent Streaming Through Time: A Vision for Event Stream Processing	2007	CIDR	0.00013337792
2,479	Microsoft CEP Server and Online Behavioral Targeting	2009	VLDB	8.521563e-05
6,097	Crowds, Clouds, and Algorithms: Exploring the Human Side of "Big Data" Applications	2010	SIGMOD	5.9780216e-05

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2	12,047	Real-time Video Recommendation Exploration	2016	SIGMOD
3	3,608	Group Recommendation: Semantics and Efficiency	2009	VLDB
4	8,530	Modern Recommender Systems: from Computing Matrices to Thinking with Neurons	2018	SIGMOD
5	9,638	Streaming Similarity Self-Join	2016	VLDB
6	12,406	RecBench: Benchmarks for Evaluating Performance of Recommender System Architectures	2011	VLDB
7	9,888	TeRec: A Temporal Recommender System Over Tweet Stream	2013	VLDB
8	3,048	FlexRecs: Expressing and Combining Flexible Recommendations	2009	SIGMOD
9	10,036	VStream: A Distributed Streaming Vector Search System	2025	VLDB
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