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Yifu Cai

3 accepted papers

2026

TimeSeriesExamAgent: Creating TimeSeries Reasoning Benchmarks at Scale

ICLR 2026poster

Large Language Models (LLMs) have shown promising performance in time series modeling tasks, but do they truly understand time series data? While multiple benchmarks have been proposed to answer this fundamental question, most are manually curated and focus on narrow domains or specific skill sets.…

Cited by 0SourcecodeScholar
2024

JoLT: Jointly Learned Representations of Language and Time-Series for Clinical Time-Series Interpretation (Student Abstract)

AAAI 2024technical

Time-series and text data are prevalent in healthcare and frequently co-exist, yet they are typically modeled in isolation. Even studies that jointly model time-series and text, do so by converting time-series to images or graphs. We hypothesize that explicitly modeling time-series jointly with text…

Cited by 2SourcePDFScholar
2024

MOMENT: A Family of Open Time-series Foundation Models

ICML 2024poster

We introduce MOMENT, a family of open-source foundation models for general-purpose time series analysis. Pre-training large models on time series data is challenging due to (1) the absence of a large and cohesive public time series repository, and (2) diverse time series characteristics which make m…

Cited by 164SourcePDFScholar