IRS13 Test Environment chapter E. M. Keen Harvard University Gerard Salton Use, reproduction, or publication, in whole or in part, is permitted for any purpose of the United States Government. T-2[OCRerr] Actucil Sea[OCRerr]ch Result Theo[OCRerr]etically Worst Result Theoretically Best Result 0.6 C 0 4, CL Th[OCRerr] 0.5 - \ .\ 0.4 0.3 - \ e\ 0.2 - \ \. \\ \\ \[OCRerr]\\\ 0.1 0 0.2 0.4 0.6 0.8 1.0 Reca[OCRerr]l Crar[OCRerr]-1 Coliection, Abstracts, Suffix `5' Dictionary, Micro Averages over [OCRerr]2 Requests, [OCRerr]eudo-Cranfie1d Cut-off Perfoi[OCRerr]ance Curves based on Relevance Grades Fig. 1'.