TimeOmni Answer-Only SST Forecasting SFT

This model is a fine-tuned TimeOmni checkpoint for sea surface temperature forecasting. It was trained to emit a strict answer-only forecast:

<answer>[value_1,value_2,...,value_72]</answer>

Intended Use

The model is intended for demo and research use on event-aware hourly SST forecasting prompts with 240 historical observations and a 72-hour forecast horizon.

Evaluation

Accepted local evaluation used deterministic post-repair to enforce the scorer contract of exactly 72 numeric values inside <answer>...</answer>.

overall_score: 0.446593775025025
success_rate: 0.9954954954954955
valid_score: 0.347338606083459
valid_samples: 221 / 222

For the Hugging Face Space demo, forecasts are generated as a 10-sample ensemble. The demo plots the mean forecast and a +/- 1 std uncertainty band.

Training Procedure

Key hyperparameters:

  • learning_rate: 5e-6
  • num_epochs: 1
  • total_train_batch_size: 32
  • lr_scheduler_type: cosine
  • lr_scheduler_warmup_ratio: 0.03
  • seed: 42

Framework versions from training:

  • Transformers 4.56.1
  • PyTorch 2.6.0+cu124
  • Datasets 4.0.0
  • Tokenizers 0.22.2
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