Locally Adaptive Dimensionality Reduction for Indexing Large Time Series Databases

Summary: APCA yields per-series, locally optimized segments of varying lengths for high-fidelity reconstruction. Index APCA on a multidimensional index with LB and a tight non-LB distance, enabling fast exact and approximate searches. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID: hae60bb2e9e2a8737
Venue: SIGMOD
Year: 2001
Pagerank: 0.00025637823
Overall Rank: 194 | 98.70%
DOI: 10.1145/375663.375680

Incoming Non-self Citations Over Time

Authors

1. Eamonn Keogh (University of California Irvine)
2. Kaushik Chakrabarti (University of California Irvine)
3. Sharad Mehrotra (University of California Irvine)
4. Michael Pazzani (University of California Irvine)

BibTeX Citation

@inproceedings{keogh_sigmod01,
        title = {{Locally Adaptive Dimensionality Reduction for Indexing Large Time Series Databases}},
        author = {Keogh, Eamonn and Chakrabarti, Kaushik and Mehrotra, Sharad and Pazzani, Michael},
        series = {{SIGMOD} '01},
        booktitle = {Proceedings of the {ACM} {SIGMOD} International Conference on Management of Data},
        publisher = {Association for Computing Machinery},
        doi = {10.1145/375663.375680},
        url = {https://dl.acm.org/doi/10.1145/375663.375680},
        year = {2001}
}

Incoming Citations (Sorted by Pagerank)

Showing 50 of 59 citing papers.

Rank	Citing Paper	Year	Venue	Pagerank
148	Gorilla: A Fast, Scalable, In-Memory Time Series Database	2015	VLDB	0.00029001141
227	Robust and Fast Similarity Search for Moving Object Trajectories	2005	SIGMOD	0.00023924262
306	On The Marriage of Lp-norms and Edit Distance	2004	VLDB	0.00021565993
614	Exact Indexing of Dynamic Time Warping	2002	VLDB	0.00015563362
679	StatStream: Statistical Monitoring of Thousands of Data Streams in Real Time	2002	VLDB	0.00014831743
916	Querying and Mining of Time Series Data: Experimental Comparison of Representations and Distance Measures	2008	VLDB	0.00013093656
1,071	Warping Indexes with Envelope Transforms for Query by Humming	2003	SIGMOD	0.00012169176
1,094	A Data-adaptive and Dynamic Segmentation Index for Whole Matching on Time Series	2013	VLDB	0.00012053453
1,294	Indexing Spatio-Temporal Trajectories with Chebyshev Polynomials	2004	SIGMOD	0.00011140565
1,557	Ordering the Attributes of Query Results	2006	SIGMOD	0.000102612
1,579	k-Shape: Efficient and Accurate Clustering of Time Series	2015	SIGMOD	0.00010182038
1,731	Indexable PLA for Efficient Similarity Search	2007	VLDB	9.7633789e-05
1,794	Fast Approximate Correlation for Massive Time-series Data	2010	SIGMOD	9.6198563e-05
2,264	ELPIS: Graph-Based Similarity Search for Scalable Data Science	2023	VLDB	8.7286407e-05
2,494	An Efficient and Accurate Method for Evaluating Time Series Similarity	2007	SIGMOD	8.385219e-05
2,497	Optimal Multi-scale Patterns in Time Series Streams	2006	SIGMOD	8.382303e-05
2,684	Identifying Similarities, Periodicities and Bursts for Online Search Queries	2004	SIGMOD	8.1355077e-05
2,730	Return of the Lernaean Hydra: Experimental Evaluation of Data Series Approximate Similarity Search	2020	VLDB	8.0842027e-05
2,870	The Lernaean Hydra of Data Series Similarity Search: An Experimental Evaluation of the State of the Art	2019	VLDB	7.919641e-05
2,872	Graph-Based Vector Search: An Experimental Evaluation of the State-of-the-Art	2025	SIGMOD	7.9191725e-05
3,164	REHIST: Relative Error Histogram Construction Algorithms	2004	VLDB	7.5756378e-05
3,335	FTW: Fast Similarity Search under the Time Warping Distance	2005	PODS	7.4118583e-05
4,004	Continually Evaluating Similarity-Based Pattern Queries on a Streaming Time Series	2002	SIGMOD	6.8572356e-05
4,184	YADING: Fast Clustering of Large-Scale Time Series Data	2015	VLDB	6.7508911e-05
4,305	Data Series Progressive Similarity Search with Probabilistic Quality Guarantees	2020	SIGMOD	6.6740088e-05
4,317	GRAIL: Efficient Time-Series Representation Learning	2019	VLDB	6.6651881e-05
4,595	Sim-Piece: Highly Accurate Piecewise Linear Approximation through Similar Segment Merging	2023	VLDB	6.5097157e-05
4,603	Matrix Profile X: VALMOD - Scalable Discovery of Variable-Length Motifs in Data Series	2018	SIGMOD	6.5045277e-05
4,685	Coconut: A Scalable Bottom-Up Approach for Building Data Series Indexes	2018	VLDB	6.4692031e-05
4,705	Debunking Four Long-Standing Misconceptions of Time-Series Distance Measures	2020	SIGMOD	6.4591377e-05
4,933	Space efficiency in Synopsis construction algorithms	2005	VLDB	6.3454089e-05
4,985	Indexing Large Human-Motion Databases	2004	VLDB	6.3239555e-05
5,273	Online Event-driven Subsequence Matching over Financial Data Streams	2004	SIGMOD	6.1986796e-05
5,318	Hercules Against Data Series Similarity Search	2022	VLDB	6.1818367e-05
5,723	Ranked Subsequence Matching in Time-Series Databases	2007	VLDB	6.0154763e-05
6,192	VergeDB: A Database for IoT Analytics on Edge Devices	2021	CIDR	5.8540507e-05
6,324	Subsequence Matching on Structured Time Series Data	2005	SIGMOD	5.8122392e-05
6,519	Fast-Forwarding to Desired Visualizations with zenvisage	2017	CIDR	5.755832e-05
6,631	Interactive Time Series Exploration Powered by the Marriage of Similarity Distances	2017	VLDB	5.7254786e-05
6,645	Indexing the Earth Mover’s Distance Using Normal Distributions	2012	VLDB	5.7222358e-05
6,686	Hierarchical Residual Encoding for Multiresolution Time Series Compression	2023	SIGMOD	5.7066636e-05
6,894	On Efficiently Searching Trajectories and Archival Data for Historical Similarities	2008	VLDB	5.6518061e-05
7,445	Set-based Similarity Search for Time Series	2016	SIGMOD	5.5228945e-05
7,559	GAMPS: Compressing Multi Sensor Data by Grouping and Amplitude Scaling	2009	SIGMOD	5.4954279e-05
7,647	A Structured Study of Multivariate Time-Series Distance Measures	2025	SIGMOD	5.4746904e-05
8,292	Anticipatory DTW for Efficient Similarity Search in Time Series Databases	2009	VLDB	5.3595194e-05
8,827	A Non-Linear Dimensionality-Reduction Technique for Fast Similarity Search in Large Databases	2006	SIGMOD	5.2675825e-05
9,396	Optimality and Scalability in Lattice Histogram Construction	2009	VLDB	5.1843659e-05
9,435	An Algorithmic Approach to Event Summarization	2010	SIGMOD	5.17639e-05
9,449	Odyssey: A Journey in the Land of Distributed Data Series Similarity Search	2023	VLDB	5.1747125e-05

Outgoing Citations (Sorted by Pagerank)

Showing 12 of 12 cited papers.

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

Rank	Cited Paper	Year	Venue	Pagerank
2	R-Trees: A Dynamic Index Structure For Spatial Searching	1984	SIGMOD	0.0019923528
28	Nearest Neighbor Queries	1995	SIGMOD	0.00051292389
42	Fast Subsequence Matching in Time-Series Databases	1994	SIGMOD	0.00045755116
385	Fast Similarity Search in the Presence of Noise, Scaling, and Translation in Time-Series Databases	1995	VLDB	0.00019456733
479	Fast Time Sequence Indexing for Arbitrary Lp Norms	2000	VLDB	0.00017623894
622	Efficiently Supporting Ad Hoc Queries in Large Datasets of Time Sequences	1997	SIGMOD	0.00015485529
812	Dimensionality Reduction for Similarity Searching in Dynamic Databases	1998	SIGMOD	0.00013744009
826	Optimal Multi-Step k-Nearest Neighbor Search	1998	SIGMOD	0.000136317
829	Similarity-Based Queries for Time Series Data	1997	SIGMOD	0.0001360545
1,349	Querying Shapes of Histories	1995	VLDB	0.0001094143
1,634	Local Dimensionality Reduction: A New Approach to Indexing High Dimensional Spaces	2000	VLDB	0.00010013999
3,304	Fast Time-Series Searching with Scaling and Shifting	1999	PODS	7.4398851e-05

Semantically Similar Papers

#	Overall Rank	Paper	Year	Venue
1	1,094	A Data-adaptive and Dynamic Segmentation Index for Whole Matching on Time Series	2013	VLDB
2	8,292	Anticipatory DTW for Efficient Similarity Search in Time Series Databases	2009	VLDB
3	614	Exact Indexing of Dynamic Time Warping	2002	VLDB
4	479	Fast Time Sequence Indexing for Arbitrary Lp Norms	2000	VLDB
5	6,894	On Efficiently Searching Trajectories and Archival Data for Historical Similarities	2008	VLDB
6	829	Similarity-Based Queries for Time Series Data	1997	SIGMOD
7	812	Dimensionality Reduction for Similarity Searching in Dynamic Databases	1998	SIGMOD
8	1,634	Local Dimensionality Reduction: A New Approach to Indexing High Dimensional Spaces	2000	VLDB
9	8,827	A Non-Linear Dimensionality-Reduction Technique for Fast Similarity Search in Large Databases	2006	SIGMOD
10	1,731	Indexable PLA for Efficient Similarity Search	2007	VLDB