TP
Themis Palpanas
cs.DBcs.LGcs.AIeess.SPstat.MLcs.DScs.CRcs.DCcs.IRcs.PF
On Valency
published · living versionsW_2tnq93mp·v1 · currentpublished
LoaDiff: Conditional Generation of Electricity Consumption Time Series for Energy Analytics
with Mariia Baranova, Adrien Petralia, Etienne Le Naour, Nathan Etourneau +1
1 version
Preprints & journals
84 papers in the corpus · 2014–2026Retrieval Over Training: Similarity search-based Model Selection for Time Series Anomaly Detection2610.20243v2 · Christos Panourgias, Roberto Stanzione, Adrien Petralia et al.2026 · 0 citationsarXiv
VADER: Filtered Vector Search with Declarative Recall2609.38053v2 · Manos Chatzakis, Duo Lu, Helena Caminal et al.2026 · 0 citationsarXiv
Tabby: An Open Pretraining Recipe for Time Series Foundation Models2609.13956v2 · Shifeng Xie, Bahaeddine Abdessalem, Zehao Xiao et al.2026 · 0 citationsarXiv
LoaDiff: Conditional Generation of Electricity Consumption Time Series for Energy Analytics2609.11639v1 · Mariia Baranova, Adrien Petralia, Etienne Le Naour et al.2026 · 0 citationsarXivon Valency
Time-Decayed Vector Search in the Rhythm of TANGO: Jointly Modeling Semantic Similarity and Temporal Freshness2609.00548v1 · Jiuqi Wei, Qiyao Luo, Quanqing Xu et al.2026 · 0 citationsarXiv
ChorusTIC: Training-Free Multivariate Time Series Classification via Chorus In-Context Learning2608.24033v2 · Juntao Fang, Shifeng Xie, Ruichu Cai et al.2026 · 0 citationsarXiv
AgenticER: the next frontier in Entity Resolution2607.27435v1 · George Papadakis, Panos Korovesis, Manolis Koubarakis et al.2026 · 0 citationsarXiv
Post-Training in Time Series Foundation Models: A Unifying Framework2607.20002v3 · Shifeng Xie, Ambroise Odonnat, Zehao Xiao et al.2026 · 0 citationsarXiv
Evaluating and Generating Query Workloads for High Dimensional Vector Similarity Search2606.14511v1 · Matteo Ceccarello, Alexandra Levchenko, Ioana Ileana et al.2026 · 3 citationsarXiv
Investigating simple target-covariate relationships for Chronos-2 and TabPFN-TS2605.12200v1 · Gaspard Berthelier, Mariia Baranova, Andrei-Tiberiu Pantea et al.2026 · 0 citationsarXiv
DaiSy: A Library for Scalable Data Series Similarity Search2603.27719v2 · Francesca Del Gaudio, Manos Chatzakis, Gayathiri Ravendirane et al.2026 · 0 citationsarXiv
TaCo: Data-adaptive and Query-aware Subspace Collision for High-dimensional Approximate Nearest Neighbor Search2603.24919v1 · Jiuqi Wei, Zhenyu Liao, Ruoyu Han et al.2026 · 1 citationarXiv
PDET-LSH: Scalable In-Memory Indexing for High-Dimensional Approximate Nearest Neighbor Search with Quality Guarantees2603.24920v1 · Jiuqi Wei, Xiaodong Lee, Botao Peng et al.2026 · 0 citationsarXiv
GALACTIC: Global and Local Agnostic Counterfactuals for Time-series Clustering2603.05318v2 · Christos Fragkathoulas, Eleni Psaroudaki, Themis Palpanas et al.2026 · 0 citationsarXiv
SEAnet: A Deep Learning Architecture for Data Series Similarity Search2603.01448v2 · Qitong Wang, Themis Palpanas2026 · 13 citationsIEEE Trans. Knowl. Data Eng. 35(12): 12972-12986 (2023)
ParisKV: Fast and Drift-Robust KV-Cache Retrieval for Long-Context LLMs2602.07721v3 · Yanlin Qi, Xinhang Chen, Huiqiang Jiang et al.2026 · 0 citationsarXiv
Rethinking Zero-Shot Time Series Classification: From Task-specific Classifiers to In-Context Inference2602.00620v2 · Juntao Fang, Shifeng Xie, Shengbin Nie et al.2026 · 0 citationsarXiv
TiVy: Time Series Visual Summary for Scalable Visualization.41269836 · Chan, Gromit Yeuk-Yin, Nonato, Luis Gustavo, Palpanas, Themis et al.2025 · 0 citationsIEEE transactions on visualization and computer graphics. 2025;PP
MS-Index: Fast Top-k Subsequence Search for Multivariate Time Series under Euclidean Distance2512.14723v1 · Jens E. d'Hondt, Teun Kortekaas, Odysseas Papapetrou et al.2025 · 0 citationsarXiv
MSAD: A Deep Dive into Model Selection for Time series Anomaly Detection2510.26643v2 · Emmanouil Sylligardos, John Paparrizos, Themis Palpanas et al.2025 · 2 citationsVolume 34, article number 72, (2025)
Toward Efficient and Scalable Design of In-Memory Graph-Based Vector Search2509.05750v1 · Ilias Azizi, Karima Echihab, Themis Palpanas et al.2025 · 0 citationsarXiv
CauKer: Classification Time Series Foundation Models Can Be Pretrained on Synthetic Data2508.02879v3 · Shifeng Xie, Vasilii Feofanov, Ambroise Odonnat et al.2025 · 0 citationsICLR 2026 Oral
NILMFormer: Non-Intrusive Load Monitoring that Accounts for Non-Stationarity2506.05880v1 · Adrien Petralia, Philippe Charpentier, Youssef Kadhi et al.2025 · 14 citationsIn Proceedings of the 31st ACM SIGKDD Conference on Knowledge Discovery and Data Mining V.2 (KDD '25), August 3--7, 2025, Toronto, ON, Canada
Few Labels are all you need: A Weakly Supervised Framework for Appliance Localization in Smart-Meter Series2506.05895v1 · Adrien Petralia, Paul Boniol, Philippe Charpentier et al.2025 · 3 citationsIn 2025 IEEE 41st International Conference on Data Engineering (ICDE), Hong Kong, 2025, pp. 4386-4399
DeviceScope: An Interactive App to Detect and Localize Appliance Patterns in Electricity Consumption Time Series2506.05912v1 · Adrien Petralia, Paul Boniol, Philippe Charpentier et al.2025 · 2 citationsIn 2025 IEEE 41st International Conference on Data Engineering (ICDE), Hong Kong, 2025, pp. 4552-4555
DARTH: Declarative Recall Through Early Termination for Approximate Nearest Neighbor Search2505.19001v2 · Manos Chatzakis, Yannis Papakonstantinou, Themis Palpanas2025 · 11 citationsarXiv
LEAD: Iterative Data Selection for Efficient LLM Instruction Tuning2505.07437v1 · Xiaotian Lin, Yanlin Qi, Yizhang Zhu et al.2025 · 4 citationsarXiv
Graphint: Graph-based Time Series Clustering Visualisation Tool2503.07698v1 · Paul Boniol, Donato Tiano, Angela Bonifati et al.2025 · 0 citationsarXiv
-Graph: A Graph Embedding for Interpretable Time Series Clustering2502.13049v1 · Paul Boniol, Donato Tiano, Angela Bonifati et al.2025 · 17 citationsarXiv
VUS: Effective and Efficient Accuracy Measures for Time-Series Anomaly Detection2502.13318v1 · Paul Boniol, Ashwin K. Krishna, Marine Bruel et al.2025 · 33 citationsarXiv
Automated Data Quality Validation in an End-to-End GNN Framework2502.10667v1 · Sijie Dong, Soror Sahri, Themis Palpanas et al.2025 · 0 citationsarXiv
Graph-Based Vector Search: An Experimental Evaluation of the State-of-the-Art2502.05575v2 · Ilias Azizi, Karima Echihabi, Themis Palpanas2025 · 38 citationsarXiv
LeaFi: Data Series Indexes on Steroids with Learned Filters2502.01836v1 · Qitong Wang, Ioana Ileana, Themis Palpanas2025 · 9 citationsProc. ACM Manag. Data 3, N1 (SIGMOD), Article 51 (February 2025), 24 pages
Dive into Time-Series Anomaly Detection: A Decade Review2412.20512v1 · Paul Boniol, Qinghua Liu, Mingyi Huang et al.2024 · 4 citationsarXiv
DumpyOS: A Data-Adaptive Multi-ary Index for Scalable Data Series Similarity Search2412.09448v1 · Zeyu Wang, Qitong Wang, Peng Wang et al.2024 · 5 citationsThe VLDB Journal 33.6 (2024): 1887-1911
Fast and Exact Similarity Search in less than a Blink of an Eye2411.17483v2 · Patrick Schafer, Jakob Brand, Ulf Leser et al.2024 · 4 citationsarXiv
Subspace Collision: An Efficient and Accurate Framework for High-dimensional Approximate Nearest Neighbor Search2411.14754v2 · Jiuqi Wei, Xiaodong Lee, Zhenyu Liao et al.2024 · 15 citationsarXiv
Data Quality Awareness: A Journey from Traditional Data Management to Data Science Systems2411.03007v1 · Sijie Dong, Soror Sahri, Themis Palpanas2024 · 0 citationsarXiv
User-friendly Foundation Model Adapters for Multivariate Time Series Classification2409.12264v1 · Vasilii Feofanov, Romain Ilbert, Malik Tiomoko et al.2024 · 0 citationsarXiv
Efficient diagnostic classification of diverse pathologies through contextual eye movement data analysis with a novel hybrid architecture.39271749 · El Hmimdi, Alae Eddine, Palpanas, Themis, Kapoula, Zoi2024 · 1 citationScientific reports. 2024;14(1):21461
-Hardness: A Query Hardness Measure for Graph-Based ANN Indexes2408.13899v1 · Zeyu Wang, Qitong Wang, Xiaoxing Cheng et al.2024 · 0 citationsarXiv
DET-LSH: A Locality-Sensitive Hashing Scheme with Dynamic Encoding Tree for Approximate Nearest Neighbor Search2406.10938v2 · Jiuqi Wei, Botao Peng, Xiaodong Lee et al.2024 · 29 citationsPVLDB, 17(9): 2241 - 2254, 2024
Analysing Multi-Task Regression via Random Matrix Theory with Application to Time Series Forecasting2406.10327v1 · Romain Ilbert, Malik Tiomoko, Cosme Louart et al.2024 · 3 citationsarXiv
Dimensionality-Reduction Techniques for Approximate Nearest Neighbor Search: A Survey and Evaluation2403.13491v2 · Zeyu Wang, Haoran Xiong, Qitong Wang et al.2024 · 1 citationarXiv
SAMformer: Unlocking the Potential of Transformers in Time Series Forecasting with Sharpness-Aware Minimization and Channel-Wise Attention2402.10198v3 · Romain Ilbert, Ambroise Odonnat, Vasilii Feofanov et al.2024 · 1 citationarXiv
ADF & TransApp: A Transformer-Based Framework for Appliance Detection Using Smart Meter Consumption Series2401.05381v1 · Adrien Petralia, Philippe Charpentier, Themis Palpanas2023 · 5 citationsProceedings of the VLDB Endowment, Volume 17, Issue 3, Pages 553-562, 2023
Breaking Boundaries: Balancing Performance and Robustness in Deep Wireless Traffic Forecasting2311.09790v3 · Romain Ilbert, Thai V. Hoang, Zonghua Zhang et al.2023 · 0 citationsProceedings of the 2023 Workshop on Recent Advances in Resilient and Trustworthy ML Systems in Autonomous Networks; pp.17-28
FreSh: A Lock-Free Data Series Index2310.11602v1 · Panagiota Fatourou, Eleftherios Kosmas, Themis Palpanas et al.2023 · 8 citationsarXiv
A Hierarchical Transformer Encoder to Improve Entire Neoplasm Segmentation on Whole Slide Image of Hepatocellular Carcinoma2307.05800v1 · Zhuxian Guo, Qitong Wang, Henning Muller et al.2023 · 0 citationsarXiv
A Critical Re-evaluation of Benchmark Datasets for (Deep) Learning-Based Matching Algorithms2307.01231v2 · George Papadakis, Nishadi Kirielle, Peter Christen et al.2023 · 7 citationsarXiv
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