| |
| \begin{table}[h] |
| \caption{Headline extraction metrics by jurisdiction for model \texttt{gemini/gemini-3.1-flash-lite}. Accuracy is per-cell. Recall is over the cells where the expert recorded a value. Hallucination rate is the share of legitimately-empty cells where the model invented a value. Cost-block $F_1$ aggregates over the four monetary variables.} |
| \label{tab:headline-gemini-gemini-3-1-flash-lite} |
| \centering\small |
| \begin{tabular}{@{}lrrrr@{}} |
| \toprule |
| Jurisdiction & Accuracy & Recall$_{\text{filled}}$ & Hallu. rate & Cost $F_1$ \\ |
| \midrule |
| AM & 57.8\% & 50.3\% & 10.6\% & 0.432 \\ |
| AU & 67.3\% & 68.4\% & 34.3\% & 0.587 \\ |
| BE & 75.0\% & 67.8\% & 9.7\% & 0.648 \\ |
| BR & 62.7\% & 52.7\% & 28.0\% & 0.676 \\ |
| CH & 74.5\% & 79.3\% & 42.8\% & 0.906 \\ |
| DE & 58.3\% & 47.5\% & 29.0\% & 0.687 \\ |
| ES & 68.0\% & 67.5\% & 29.3\% & 0.751 \\ |
| FR & 61.5\% & 61.6\% & 38.7\% & 0.483 \\ |
| GE & 53.6\% & 49.0\% & 25.9\% & 0.450 \\ |
| HK & 65.5\% & 63.9\% & 31.6\% & 0.357 \\ |
| IN & 63.2\% & 63.7\% & 37.5\% & 0.640 \\ |
| NP & 47.1\% & 50.9\% & 64.1\% & 0.692 \\ |
| NZ & 73.0\% & 77.0\% & 32.6\% & 0.795 \\ |
| PH & 45.5\% & 36.9\% & 42.2\% & 0.421 \\ |
| RS & 69.2\% & 74.2\% & 40.0\% & 0.691 \\ |
| SG & 58.3\% & 51.4\% & 24.2\% & 0.510 \\ |
| TW & 63.7\% & 60.2\% & 29.5\% & 0.699 \\ |
| UK & 52.9\% & 42.9\% & 25.2\% & 0.525 \\ |
| US & 65.2\% & 58.6\% & 16.2\% & 0.627 \\ |
| \bottomrule |
| \end{tabular} |
| \end{table} |
|
|
| |
| \begin{table}[h] |
| \caption{Headline extraction metrics by jurisdiction for model \texttt{gpt-5.4-mini}. Accuracy is per-cell. Recall is over the cells where the expert recorded a value. Hallucination rate is the share of legitimately-empty cells where the model invented a value. Cost-block $F_1$ aggregates over the four monetary variables.} |
| \label{tab:headline-gpt-5-4-mini} |
| \centering\small |
| \begin{tabular}{@{}lrrrr@{}} |
| \toprule |
| Jurisdiction & Accuracy & Recall$_{\text{filled}}$ & Hallu. rate & Cost $F_1$ \\ |
| \midrule |
| AM & 59.7\% & 53.8\% & 15.4\% & 0.469 \\ |
| AU & 60.0\% & 67.4\% & 50.4\% & 0.506 \\ |
| BE & 66.6\% & 63.7\% & 27.2\% & 0.494 \\ |
| BR & 55.5\% & 46.3\% & 36.0\% & 0.581 \\ |
| CH & 68.7\% & 82.1\% & 79.4\% & 0.855 \\ |
| DE & 55.5\% & 45.6\% & 33.0\% & 0.704 \\ |
| ES & 67.1\% & 69.4\% & 44.4\% & 0.720 \\ |
| FR & 59.1\% & 70.3\% & 63.1\% & 0.525 \\ |
| GE & 49.4\% & 49.1\% & 49.6\% & 0.348 \\ |
| HK & 64.5\% & 61.1\% & 28.9\% & 0.273 \\ |
| IN & 58.9\% & 70.1\% & 59.4\% & 0.693 \\ |
| NP & 45.4\% & 53.5\% & 78.0\% & 0.673 \\ |
| NZ & 62.7\% & 72.7\% & 51.5\% & 0.557 \\ |
| PH & 50.0\% & 49.2\% & 48.9\% & 0.667 \\ |
| RS & 70.3\% & 73.7\% & 36.0\% & 0.792 \\ |
| SG & 56.7\% & 51.6\% & 30.1\% & 0.442 \\ |
| TW & 61.3\% & 63.8\% & 43.6\% & 0.646 \\ |
| UK & 54.6\% & 47.0\% & 28.7\% & 0.498 \\ |
| US & 62.1\% & 56.7\% & 22.4\% & 0.589 \\ |
| \bottomrule |
| \end{tabular} |
| \end{table} |
|
|
| |
| \begin{table}[h] |
| \caption{Headline extraction metrics by jurisdiction for model \texttt{harvey}. Accuracy is per-cell. Recall is over the cells where the expert recorded a value. Hallucination rate is the share of legitimately-empty cells where the model invented a value. Cost-block $F_1$ aggregates over the four monetary variables.} |
| \label{tab:headline-harvey} |
| \centering\small |
| \begin{tabular}{@{}lrrrr@{}} |
| \toprule |
| Jurisdiction & Accuracy & Recall$_{\text{filled}}$ & Hallu. rate & Cost $F_1$ \\ |
| \midrule |
| AM & 26.2\% & 8.3\% & 0.0\% & 0.420 \\ |
| AU & 73.6\% & 69.9\% & 21.2\% & 0.494 \\ |
| BE & 71.6\% & 62.0\% & 8.2\% & 0.614 \\ |
| BR & 59.8\% & 40.4\% & 22.0\% & 0.547 \\ |
| CH & 79.7\% & 78.5\% & 16.1\% & 0.862 \\ |
| DE & 62.6\% & 44.7\% & 16.1\% & 0.691 \\ |
| ES & 51.5\% & 47.9\% & 26.1\% & 0.756 \\ |
| FR & 62.7\% & 59.8\% & 31.5\% & 0.536 \\ |
| GE & 44.4\% & 35.6\% & 16.1\% & 0.478 \\ |
| HK & 65.5\% & 52.8\% & 10.5\% & 0.455 \\ |
| IN & 72.7\% & 68.5\% & 20.2\% & 0.615 \\ |
| NP & 43.2\% & 34.4\% & 26.5\% & 0.860 \\ |
| NZ & 79.6\% & 75.4\% & 14.4\% & 0.733 \\ |
| PH & 65.7\% & 61.9\% & 27.8\% & 0.541 \\ |
| RS & 78.9\% & 73.2\% & 10.4\% & 0.645 \\ |
| SG & 61.0\% & 50.6\% & 12.0\% & 0.508 \\ |
| TW & 67.1\% & 55.2\% & 9.8\% & 0.619 \\ |
| UK & 64.7\% & 58.6\% & 22.0\% & 0.559 \\ |
| US & 63.0\% & 53.2\% & 8.9\% & 0.709 \\ |
| \bottomrule |
| \end{tabular} |
| \end{table} |
|
|
| |
| \begin{table}[h] |
| \caption{Headline extraction metrics by jurisdiction for model \texttt{harvey-2}. Accuracy is per-cell. Recall is over the cells where the expert recorded a value. Hallucination rate is the share of legitimately-empty cells where the model invented a value. Cost-block $F_1$ aggregates over the four monetary variables.} |
| \label{tab:headline-harvey-2} |
| \centering\small |
| \begin{tabular}{@{}lrrrr@{}} |
| \toprule |
| Jurisdiction & Accuracy & Recall$_{\text{filled}}$ & Hallu. rate & Cost $F_1$ \\ |
| \midrule |
| AM & 35.9\% & 20.8\% & 1.6\% & 0.420 \\ |
| AU & 76.1\% & 66.8\% & 10.9\% & 0.646 \\ |
| BE & 68.3\% & 54.6\% & 3.1\% & 0.609 \\ |
| BR & 62.8\% & 38.9\% & 14.8\% & 0.591 \\ |
| CH & 78.8\% & 75.9\% & 10.6\% & 0.855 \\ |
| DE & 64.4\% & 41.7\% & 8.8\% & 0.649 \\ |
| ES & 55.2\% & 50.7\% & 17.4\% & 0.750 \\ |
| FR & 62.7\% & 57.1\% & 26.1\% & 0.593 \\ |
| GE & 45.3\% & 35.5\% & 10.7\% & 0.449 \\ |
| HK & 58.0\% & 46.7\% & 17.9\% & 0.316 \\ |
| IN & 75.4\% & 66.1\% & 9.1\% & 0.818 \\ |
| NP & 39.9\% & 27.5\% & 24.6\% & 0.864 \\ |
| NZ & 79.9\% & 73.8\% & 11.4\% & 0.723 \\ |
| PH & 68.7\% & 66.7\% & 27.8\% & 0.686 \\ |
| RS & 71.6\% & 63.1\% & 12.5\% & 0.587 \\ |
| SG & 58.1\% & 46.3\% & 11.2\% & 0.439 \\ |
| TW & 65.9\% & 51.4\% & 5.9\% & 0.591 \\ |
| UK & 63.7\% & 53.4\% & 13.8\% & 0.643 \\ |
| US & 59.2\% & 47.1\% & 6.2\% & 0.607 \\ |
| \bottomrule |
| \end{tabular} |
| \end{table} |
|
|
| |
| \begin{table}[h] |
| \caption{Headline extraction metrics by jurisdiction for model \texttt{legora-1}. Accuracy is per-cell. Recall is over the cells where the expert recorded a value. Hallucination rate is the share of legitimately-empty cells where the model invented a value. Cost-block $F_1$ aggregates over the four monetary variables.} |
| \label{tab:headline-legora-1} |
| \centering\small |
| \begin{tabular}{@{}lrrrr@{}} |
| \toprule |
| Jurisdiction & Accuracy & Recall$_{\text{filled}}$ & Hallu. rate & Cost $F_1$ \\ |
| \midrule |
| AM & 0.0\% & 0.0\% & 0.0\% & 0.000 \\ |
| AU & 74.2\% & 59.6\% & 5.1\% & 0.644 \\ |
| BE & 70.2\% & 57.3\% & 2.6\% & 0.677 \\ |
| BR & 64.7\% & 39.6\% & 11.7\% & 0.616 \\ |
| CH & 82.7\% & 80.0\% & 7.7\% & 0.903 \\ |
| DE & 51.6\% & 19.2\% & 8.4\% & 0.698 \\ |
| ES & 58.3\% & 52.3\% & 10.8\% & 0.748 \\ |
| FR & 63.3\% & 57.5\% & 25.2\% & 0.589 \\ |
| GE & 0.0\% & 0.0\% & 0.0\% & 0.000 \\ |
| HK & 69.1\% & 54.2\% & 2.6\% & 0.444 \\ |
| IN & 75.8\% & 67.3\% & 10.1\% & 0.805 \\ |
| NP & 43.2\% & 30.0\% & 17.9\% & 0.873 \\ |
| NZ & 81.5\% & 72.7\% & 6.1\% & 0.795 \\ |
| PH & 70.0\% & 66.2\% & 24.4\% & 0.600 \\ |
| RS & 75.2\% & 68.3\% & 12.0\% & 0.584 \\ |
| SG & 56.3\% & 41.5\% & 5.1\% & 0.352 \\ |
| TW & 71.0\% & 58.4\% & 4.7\% & 0.746 \\ |
| UK & 65.9\% & 54.5\% & 9.4\% & 0.615 \\ |
| US & 60.3\% & 48.8\% & 7.0\% & 0.577 \\ |
| \bottomrule |
| \end{tabular} |
| \end{table} |
|
|
| |
| \begin{table}[h] |
| \caption{Headline extraction metrics by jurisdiction for model \texttt{legora-2}. Accuracy is per-cell. Recall is over the cells where the expert recorded a value. Hallucination rate is the share of legitimately-empty cells where the model invented a value. Cost-block $F_1$ aggregates over the four monetary variables.} |
| \label{tab:headline-legora-2} |
| \centering\small |
| \begin{tabular}{@{}lrrrr@{}} |
| \toprule |
| Jurisdiction & Accuracy & Recall$_{\text{filled}}$ & Hallu. rate & Cost $F_1$ \\ |
| \midrule |
| AM & 0.0\% & 0.0\% & 0.0\% & 0.000 \\ |
| AU & 72.1\% & 61.1\% & 12.4\% & 0.571 \\ |
| BE & 70.9\% & 58.0\% & 2.1\% & 0.702 \\ |
| BR & 64.0\% & 40.1\% & 13.3\% & 0.617 \\ |
| CH & 83.1\% & 80.5\% & 7.7\% & 0.890 \\ |
| DE & 52.6\% & 20.2\% & 8.4\% & 0.705 \\ |
| ES & 58.4\% & 52.3\% & 10.3\% & 0.729 \\ |
| FR & 63.0\% & 57.5\% & 26.1\% & 0.598 \\ |
| GE & 0.0\% & 0.0\% & 0.0\% & 0.000 \\ |
| HK & 63.6\% & 48.6\% & 7.9\% & 0.222 \\ |
| IN & 74.2\% & 65.5\% & 11.1\% & 0.732 \\ |
| NP & 43.5\% & 30.0\% & 17.3\% & 0.863 \\ |
| NZ & 83.4\% & 76.5\% & 6.8\% & 0.909 \\ |
| PH & 72.7\% & 69.2\% & 22.2\% & 0.688 \\ |
| RS & 76.6\% & 68.8\% & 9.0\% & 0.607 \\ |
| SG & 57.9\% & 43.6\% & 4.8\% & 0.413 \\ |
| TW & 70.6\% & 58.3\% & 5.7\% & 0.754 \\ |
| UK & 66.4\% & 54.9\% & 8.7\% & 0.645 \\ |
| US & 59.7\% & 47.7\% & 6.2\% & 0.596 \\ |
| \bottomrule |
| \end{tabular} |
| \end{table} |
|
|
