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Coloured figures for Krenn and Evert (2001), Can we do better than frequency? A case study on extracting PP-verb collocations.

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Figures 1 and 2. Precision graphs for newspaper data.
Figures 3 and 4. Precision graphs for newsgroup data.
Figure 5. Significance of differences for newspaper data.

Yellow triangles = McNemar's test shows significant difference.
Red triangles = Chi-squared test for independent samples shows significant difference.

Figure 6. Precision graphs for figur (newspaper data).
Figure 7. Precision graphs for FVG (newspaper data).
Figure 8. Recall graphs for FVG (newspaper data).
Figure 9. AM-tuning: Precision graphs of |MI-5.75| for FVG (left: newspaper data, right: newsgroup data).

Yellow triangles = McNemar's test shows significant difference.
Red triangles = Chi-squared test for independent samples shows significant difference.

 

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Stefan Evert, Last Modified: Sun Aug 17 14:12:51 2003 (evert)