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Yiji Zhao

3 accepted papers

2026

Sonar-TS: Search-Then-Verify Natural Language Querying for Time Series Databases

ICML 2026poster

Natural Language Querying for Time Series Databases (NLQ4TSDB) aims to assist non-expert users retrieve meaningful events, intervals, and summaries from massive temporal records. However, existing Text-to-SQL methods are not designed for continuous morphological intents such as shapes or anomalies, …

Cited by 0SourceScholar
2025

T2S: High-resolution Time Series Generation with Text-to-Series Diffusion Models

IJCAI 2025

Text-to-Time Series generation holds significant potential to address challenges such as data sparsity, imbalance, and limited availability of multimodal time series data across domains. While diffusion models have achieved remarkable success in Text-to-X (e.g., vision and audio data) generation, th