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[R] Chronos: Learning the Language of Time Series
March 14, 2024, 10:04 a.m. | /u/shchur
Machine Learning www.reddit.com
Code: [https://github.com/amazon-science/chronos-forecasting](https://github.com/amazon-science/chronos-forecasting)
Model weights: [https://huggingface.co/collections/amazon/chronos-models-65f1791d630a8d57cb718444](https://huggingface.co/collections/amazon/chronos-models-65f1791d630a8d57cb718444)
Abstract:
>We introduce Chronos, a simple yet effective framework for **pretrained probabilistic time series models**. Chronos tokenizes time series values using scaling and quantization into a fixed vocabulary and trains existing transformer-based language model architectures on these tokenized time series via the cross-entropy loss. We pretrained Chronos models based on the T5 family (ranging from 20M to 710M parameters) on a large collection of publicly available datasets, complemented by a synthetic dataset that …
abstract architectures cross-entropy entropy family framework language language model loss machinelearning parameters quantization scaling series simple time series trains transformer values via
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