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Climate Claim Checker

Dev claim · claim-139 · #26 of 154

“And in January, one out of five British children told pollsters they were having nightmares about climate change.”

Claim tags (sorted stems; highlighted when a passage shares them)

  • british
  • chang
  • children
  • climat
  • five
  • januari
  • nightmar
  • one
  • pollster
  • told

Annotators’ label

Supports Run this claim live

The model’s verdict

The Transformer retrained from the notebook (the 2024 weights were never saved), shown three ways. The first is how the notebook evaluated it.

Notebook protocol

Dev claims predicted in batches of 16, in file order, from the 2024 retrieved evidence, as the notebook does.

Supports✓ matches the label
Supports
60.3%
Refutes
33.6%
Not enough info
0.4%
Disputed
5.7%

One claim at a time

The same model run on a single claim, which is how the Try-it page runs it.

Supports✓ matches the label
Supports
52.6%
Refutes
39.1%
Not enough info
5.0%
Disputed
3.3%

With gold evidence

Fed the human-annotated evidence instead of retrieved passages. This is the 'val accuracy' the training loop reports.

Supports✓ matches the label
Supports
59.5%
Refutes
20.7%
Not enough info
6.8%
Disputed
13.0%

Retrieved vs gold evidence

Gold passages were picked by the dataset’s annotators. Retrieved passages are what the TF-IDF rule returned from all 1.19M passages. Switch between the submitted 2024 output and the re-runs.

2024 submission

The passages the team actually retrieved and submitted in 2024 (their saved output file). The file records only passage ids, so scores are recomputed with the submission rule.

Path
not recorded
Found
0 of 1 gold
P
0.00
R
0.00
F
0.00
  1. #1evidence-205830

    He is an adviser to the British Government (as of 2009) on climate change.

    • govern
    • chang (shared with the claim)
    • advi
    • climat (shared with the claim)
    • british (shared with the claim)
    cos
    0.594
    overlap
    0.600
    score
    1.194
    shared
    3

Gold evidence (1)

  1. evidence-315515

    In 2007, the American Academy of Pediatrics issued the policy statement Global Climate Change and Children's Health: Anticipated direct health consequences of climate change include injury and death from extreme weather events and natural disasters, increases in climate-sensitive infectious diseases, increases in air pollution–related illness, and more heat-related, potentially fatal, illness.

    • health
    • chang (shared with the claim)
    • increa
    • climat (shared with the claim)
    • ill
    • pediatr