SP500215
NIST Special Publication 500-215: The Second Text REtrieval Conference (TREC-2)
Overview of the Second Text REtrieval Conference (TREC-2)
chapter
D. Harman
National Institute of Standards and Technology
D. K. Harman
Sample Recall/Precision Curves
1.00
0.80
0.60
0.40
0.20
0.00
0.00 0.20 0.40 0.60 0.80 1.00
Recall
System A[OCRerr] System B
Sample Recall/Fallout Curves
0.75
0.7
0.65
0.6
0.55
0.5
0.45
0.4
I IIIIIII
0.35
0.00 0.02 0.04 0.06 0.08 0.10 0.12 0.14 0.16 0.18 0.20
Fallout
[OCRerr]SystemA [OCRerr]SystemB
Figure 2. A Sample Recall[OCRerr]r[OCRerr]cisioii Curve.
Figure 3. A Sample Recal1[OCRerr]allot Curve.
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