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Posted to commits@spamassassin.apache.org by sp...@apache.org on 2019/08/23 05:03:20 UTC

svn commit: r1865733 [2/2] - in /spamassassin/trunk/rulesrc/scores: 72_scores.cf scores-set0 scores-set1 scores-set2 scores-set3 stats-set0 stats-set1

Modified: spamassassin/trunk/rulesrc/scores/scores-set3
URL: http://svn.apache.org/viewvc/spamassassin/trunk/rulesrc/scores/scores-set3?rev=1865733&r1=1865732&r2=1865733&view=diff
==============================================================================
--- spamassassin/trunk/rulesrc/scores/scores-set3 (original)
+++ spamassassin/trunk/rulesrc/scores/scores-set3 Fri Aug 23 05:03:20 2019
@@ -4,200 +4,201 @@
 score AC_BR_BONANZA                  0.001
 score AC_DIV_BONANZA                 0.001
 score AC_FROM_MANY_DOTS              2.999
-score AC_HTML_NONSENSE_TAGS          1.683
-score AC_SPAMMY_URI_PATTERNS8        2.359
-score ADVANCE_FEE_2_NEW_FRM_MNY      0.070
-score ADVANCE_FEE_2_NEW_MONEY        1.751
-score ADVANCE_FEE_3_NEW              3.469
-score ADVANCE_FEE_3_NEW_MONEY        1.939
-score ADVANCE_FEE_4_NEW              2.153
-score ADVANCE_FEE_4_NEW_FRM_MNY      1.368
-score ADVANCE_FEE_4_NEW_MONEY        2.484
+score AC_HTML_NONSENSE_TAGS          1.331
+score AC_SPAMMY_URI_PATTERNS8        2.249
+score ADVANCE_FEE_2_NEW_FRM_MNY      0.354
+score ADVANCE_FEE_2_NEW_MONEY        1.999
+score ADVANCE_FEE_3_NEW              3.468
+score ADVANCE_FEE_3_NEW_MONEY        1.784
+score ADVANCE_FEE_4_NEW              2.151
+score ADVANCE_FEE_4_NEW_FRM_MNY      0.773
+score ADVANCE_FEE_4_NEW_MONEY        1.811
 score ADVANCE_FEE_5_NEW              1.725
-score ADVANCE_FEE_5_NEW_FRM_MNY      0.758
+score ADVANCE_FEE_5_NEW_FRM_MNY      0.069
 score ADVANCE_FEE_5_NEW_MONEY        1.981
 score AD_PREFS                       0.499
-score ALIBABA_IMG_NOT_RCVD_ALI       0.001 # force non-zero
-score AMAZON_IMG_NOT_RCVD_AMZN       0.130
+score ALIBABA_IMG_NOT_RCVD_ALI       0.001
+score AMAZON_IMG_NOT_RCVD_AMZN       0.006
 score AXB_XMAILER_MIMEOLE_OL_024C2   0.001
-score AXB_XMAILER_MIMEOLE_OL_1ECD5   2.237
-score BIGNUM_EMAILS                  2.999
-score BITCOIN_DEADLINE               2.999
-score BITCOIN_EXTORT_01              4.998
-score BITCOIN_MALWARE                2.808
+score AXB_XMAILER_MIMEOLE_OL_1ECD5   1.810
+score BIGNUM_EMAILS                  2.915
+score BITCOIN_DEADLINE               3.000
+score BITCOIN_EXTORT_01              4.997
+score BITCOIN_MALWARE                2.007
 score BITCOIN_PAY_ME                 2.999
 score BITCOIN_SPAM_01                0.001
 score BITCOIN_SPAM_02                2.499
 score BITCOIN_SPAM_03                2.499
 score BITCOIN_SPAM_04                1.499
 score BITCOIN_SPAM_05                2.499
-score BITCOIN_SPAM_06                0.588
+score BITCOIN_SPAM_06                0.680
 score BITCOIN_SPAM_07                3.499
 score BITCOIN_SPAM_08                2.311
-score BODY_EMPTY                     0.001
-score BODY_URI_ONLY                  1.000
+score BODY_EMPTY                     0.001 # force non-zero
+score BODY_URI_ONLY                  0.999
 score BOGUS_MSM_HDRS                 2.999
-score CK_HELO_DYNAMIC_SPLIT_IP       0.985
-score CK_HELO_GENERIC                0.249
+score CK_HELO_DYNAMIC_SPLIT_IP       0.960
+score CK_HELO_GENERIC                0.250
 score DATE_IN_FUTURE_96_Q            2.899
-score DEAR_BENEFICIARY               2.292
-score DKIMWL_BL                      2.519
+score DEAR_BENEFICIARY               2.999
+score DKIMWL_BL                      2.520
 score DKIMWL_WL_HIGH                 -0.001
-score DKIMWL_WL_MED                  -0.001
+score DKIMWL_WL_MED                  -0.001 # force non-zero
 score DKIMWL_WL_MEDHI                -0.001
-score DRUGS_ERECTILE_SHORT_SHORTNER  0.192
+score DRUGS_ERECTILE_SHORT_SHORTNER  0.410
 score DX_TEXT_03                     0.899
-score FAKE_REPLY_A1                  3.200
-score FILL_THIS_FORM                 0.001
+score FAKE_REPLY_A1                  3.199
+score FILL_THIS_FORM                 0.001 # force non-zero
 score FORGED_RELAY_MUA_TO_MX         3.799
 score FORM_FRAUD                     0.999
-score FORM_FRAUD_3                   2.499
-score FORM_FRAUD_5                   2.899
+score FORM_FRAUD_3                   0.692
+score FORM_FRAUD_5                   2.937
 score FOUND_YOU                      3.249
-score FREEMAIL_FORGED_FROMDOMAIN     0.249
+score FREEMAIL_FORGED_FROMDOMAIN     0.250
 score FROMSPACE                      0.001
 score FROM_2_EMAILS_SHORT            1.999
-score FROM_ADDR_WS                   2.097
+score FROM_ADDR_WS                   2.101
 score FROM_FMBLA_NEWDOM              1.499
 score FROM_FMBLA_NEWDOM14            0.999
 score FROM_FMBLA_NEWDOM28            0.799
 score FROM_GOV_DKIM_AU               -0.001
 score FROM_GOV_SPOOF                 0.001
 score FROM_MISSPACED                 0.001
-score FROM_MISSP_DYNIP               2.551
-score FROM_MISSP_EH_MATCH            1.230
-score FROM_MISSP_FREEMAIL            0.823
+score FROM_MISSP_DYNIP               1.085
+score FROM_MISSP_EH_MATCH            1.242
+score FROM_MISSP_FREEMAIL            1.178
 score FROM_MISSP_MSFT                0.001
-score FROM_MISSP_REPLYTO             1.736
+score FROM_MISSP_REPLYTO             1.898
 score FROM_MISSP_SPF_FAIL            1.999
 score FROM_MISSP_TO_UNDISC           0.001
 score FROM_MISSP_USER                0.001
-score FROM_MISSP_XPRIO               1.291
-score FROM_NAME_EQ_TO_G_DRIVE        0.723
-score FROM_NTLD_REPLY_FREEMAIL       1.997
-score FROM_PAYPAL_SPOOF              1.599
-score FROM_SUSPICIOUS_NTLD           0.499
-score FROM_WSP_TRAIL                 2.700
-score FSL_BULK_SIG                   1.594
-score FSL_CTYPE_WIN1251              2.266
+score FROM_MISSP_XPRIO               0.001
+score FROM_NAME_EQ_TO_G_DRIVE        0.724
+score FROM_NTLD_REPLY_FREEMAIL       1.999
+score FROM_PAYPAL_SPOOF              1.600
+score FROM_SUSPICIOUS_NTLD           0.500
+score FROM_WSP_TRAIL                 2.699
+score FSL_BULK_SIG                   1.596
+score FSL_CTYPE_WIN1251              2.803
 score FSL_HELO_FAKE                  3.199
 score FSL_NEW_HELO_USER              1.999
 score FSL_THIS_IS_ADV                3.099
-score FUZZY_CLICK_HERE               2.173
+score FUZZY_BITCOIN                  2.025
+score FUZZY_CLICK_HERE               1.672
 score FUZZY_UNSUBSCRIBE              2.599
 score GB_BITCOIN_CP_EN               1.999
-score GB_BITCOIN_CP_IT               1.999
+score GB_BITCOIN_CP_IT               2.000
 score GB_FREEMAIL_DISPTO             0.499
 score GB_FREEMAIL_DISPTO_NOTFREEM    0.499
 score GB_GOOG_IMG_NOT_RCVD_GOOG      2.499
 score HDRS_LCASE                     0.100
 score HDRS_LCASE_IMGONLY             0.100
 score HDR_ORDER_FTSDMCXX_DIRECT      1.999
-score HDR_ORDER_FTSDMCXX_NORDNS      2.380
-score HEADER_FROM_DIFFERENT_DOMAINS  0.250
+score HDR_ORDER_FTSDMCXX_NORDNS      3.499
+score HEADER_FROM_DIFFERENT_DOMAINS  0.249
 score HELO_MISC_IP                   0.001 # force non-zero
 score HELO_NO_DOMAIN                 0.714
 score HEXHASH_WORD                   2.999
 score HK_LOTTO                       0.999
 score HK_NAME_MR_MRS                 0.999
-score HK_RANDOM_FROM                 1.000
+score HK_RANDOM_FROM                 0.999
 score HK_RANDOM_REPLYTO              0.999
-score HK_RCVD_IP_MULTICAST           1.561
+score HK_RCVD_IP_MULTICAST           0.075
 score HK_SCAM                        1.999
-score HOSTED_IMG_DIRECT_MX           3.420
-score HTML_ENTITY_ASCII              1.788
+score HOSTED_IMG_DIRECT_MX           3.362
+score HTML_ENTITY_ASCII              2.563
 score HTML_OFF_PAGE                  2.999
 score HTML_SINGLET_MANY              2.499
-score HTML_TEXT_INVISIBLE_STYLE      2.399
+score HTML_TEXT_INVISIBLE_STYLE      2.275
 score IMG_ONLY_FM_DOM_INFO           2.499
-score KB_FORGED_MOZ4                 0.001
+score KB_FORGED_MOZ4                 0.001 # force non-zero
 score LIST_PARTIAL_SHORT_MSG         2.499
-score LIST_PRTL_SAME_USER            0.540
-score LONG_HEX_URI                   1.617
-score LONG_IMG_URI                   0.460
+score LIST_PRTL_SAME_USER            0.244
+score LONG_HEX_URI                   1.698
+score LONG_IMG_URI                   0.462
 score LOTS_OF_MONEY                  0.010
-score MAILER_EQ_ORG                  0.290
-score MALF_HTML_B64                  2.927
-score MANY_SPAN_IN_TEXT              2.499
+score MAILER_EQ_ORG                  2.091
+score MALF_HTML_B64                  1.227
+score MANY_SPAN_IN_TEXT              2.599
 score MILLION_HUNDRED                2.799
 score MIMEOLE_DIRECT_TO_MX           1.999
 score MIXED_ES                       2.699
 score MONEY_ATM_CARD                 2.799
-score MONEY_FORM                     1.479
-score MONEY_FORM_SHORT               2.500
-score MONEY_FRAUD_3                  2.166
-score MONEY_FRAUD_5                  1.353
+score MONEY_FORM                     1.482
+score MONEY_FORM_SHORT               2.499
+score MONEY_FRAUD_3                  1.926
+score MONEY_FRAUD_5                  2.028
 score MONEY_FRAUD_8                  3.099
 score MONEY_FROM_41                  1.999
-score MONEY_FROM_MISSP               0.685
-score NORDNS_LOW_CONTRAST            1.124
+score MONEY_FROM_MISSP               0.330
+score NORDNS_LOW_CONTRAST            1.247
 score NO_FM_NAME_IP_HOSTN            0.001
 score NSL_RCVD_FROM_USER             0.001
-score NSL_RCVD_HELO_USER             1.061
-score NUMBERONLY_BITCOIN_EXP         0.273
-score OBFU_BITCOIN                   2.999
-score OFFER_ONLY_AMERICA             0.799
-score PDS_BITCOIN_HACKER             1.722
+score NSL_RCVD_HELO_USER             1.144
+score NUMBERONLY_BITCOIN_EXP         0.515
+score OBFU_BITCOIN                   2.893
+score OFFER_ONLY_AMERICA             1.999
+score PDS_BITCOIN_HACKER             1.999
 score PDS_HP_HELO_NORDNS             0.001
-score PDS_PHP_EVAL                   1.499
+score PDS_PHP_EVAL                   1.500
 score PDS_TONAME_EQ_TOLOCAL_FREEM_FORGE 1.999
 score PDS_TONAME_EQ_TOLOCAL_HDRS_LCASE 1.999
-score PDS_TONAME_EQ_TOLOCAL_SHORT    1.999
+score PDS_TONAME_EQ_TOLOCAL_SHORT    2.000
 score PDS_TO_EQ_FROM_NAME            0.001
 score PDS_X_PHP_WP_EXP               1.499
-score PHP_ORIG_SCRIPT                2.500
-score PP_MIME_FAKE_ASCII_TEXT        0.001 # force non-zero
-score RATWARE_NO_RDNS                2.541
-score RCVD_IN_MSPIKE_H2              -0.001 # force non-zero
+score PHP_ORIG_SCRIPT                2.499
+score PP_MIME_FAKE_ASCII_TEXT        0.001
+score RATWARE_NO_RDNS                2.633
+score RCVD_IN_MSPIKE_H2              -0.001
 score RDNS_NUM_TLD_XM                2.999
-score SEO_SUSP_NTLD                  1.200
-score SERGIO_SUBJECT_PORN014         2.999
-score SERGIO_SUBJECT_VIAGRA01        0.001 # force non-zero
-score SHORT_BODY_G_DRIVE_DYN         1.206
+score SEO_SUSP_NTLD                  1.199
+score SERGIO_SUBJECT_PORN014         3.099
+score SERGIO_SUBJECT_VIAGRA01        0.001
+score SHORT_BODY_G_DRIVE_DYN         0.890
 score SHORT_SHORTNER                 1.999
-score SINGLETS_LOW_CONTRAST          0.001
+score SINGLETS_LOW_CONTRAST          0.001 # force non-zero
 score SPOOFED_FREEMAIL_NO_RDNS       1.498
-score SPOOFED_FREEM_REPTO            2.488
-score STATIC_XPRIO_OLE               0.046
-score STOCK_LOW_CONTRAST             0.191
-score SUSPNTLD_EXPIRATION_EXTORT     1.999
+score SPOOFED_FREEM_REPTO            2.499
+score STATIC_XPRIO_OLE               0.001
+score STOCK_LOW_CONTRAST             0.190
+score SUSPNTLD_EXPIRATION_EXTORT     2.000
 score TEQF_USR_POLITE                1.852
-score THIS_AD                        1.700
-score THIS_IS_ADV_SUSP_NTLD          1.499
-score THREAD_INDEX_HEX               0.766
+score THIS_AD                        1.799
+score THIS_IS_ADV_SUSP_NTLD          0.247
+score THREAD_INDEX_HEX               1.566
 score TO_EQ_FM_DIRECT_MX             2.499
-score TO_EQ_FM_DOM_SPF_FAIL          1.371
-score TO_EQ_FM_SPF_FAIL              2.462
+score TO_EQ_FM_DOM_SPF_FAIL          1.310
+score TO_EQ_FM_SPF_FAIL              2.523
 score TO_IN_SUBJ                     0.100
 score TO_NAME_SUBJ_NO_RDNS           0.001
-score TO_NO_BRKTS_DYNIP              2.687
+score TO_NO_BRKTS_DYNIP              2.692
 score TO_NO_BRKTS_FROM_MSSP          2.499
-score TO_NO_BRKTS_HTML_IMG           1.993
-score TO_NO_BRKTS_HTML_ONLY          1.999
+score TO_NO_BRKTS_HTML_IMG           1.992
+score TO_NO_BRKTS_HTML_ONLY          2.000
 score TO_NO_BRKTS_MSFT               2.499
 score TO_NO_BRKTS_NORDNS_HTML        1.999
 score TO_NO_BRKTS_PCNT               2.499
-score TVD_IP_SING_HEX                2.185
-score TVD_SPACE_ENCODED              0.001 # force non-zero
+score TVD_IP_SING_HEX                2.313
+score TVD_SPACE_ENCODED              0.001
 score TVD_SPACE_RATIO_MINFP          2.499
 score UNICODE_OBFU_ASC               2.499
-score UNICODE_OBFU_DOM_NO_BODY       3.749
-score UNICODE_OBFU_ZW                2.150
+score UNICODE_OBFU_DOM_NO_BODY       3.750
+score UNICODE_OBFU_ZW                2.692
 score URI_GOOGLE_PROXY               1.899
-score URI_HEX_IP                     1.627
-score URI_IMG_WP_REDIR               2.789
+score URI_HEX_IP                     1.914
+score URI_IMG_WP_REDIR               2.731
 score URI_ONLY_MSGID_MALF            1.999
-score URI_PHISH                      3.810
+score URI_PHISH                      3.789
 score URI_PHP_REDIR                  3.499
 score URI_TRY_3LD                    1.999
 score URI_WP_DIRINDEX                3.499
 score URI_WP_HACKED                  3.499
-score URI_WP_HACKED_2                2.499
-score XPRIO                          2.155
-score XPRIO_SHORT_SUBJ               2.120
-score XPRIO_URL_SHORTNER             1.000
-score YOU_INHERIT                    1.261
-score ZW_OBFU_BITCOIN                0.001
+score URI_WP_HACKED_2                2.500
+score XPRIO                          2.249
+score XPRIO_SHORT_SUBJ               2.026
+score XPRIO_URL_SHORTNER             0.001
+score YOU_INHERIT                    1.797
+score ZW_OBFU_BITCOIN                1.688
 score AC_SPAMMY_URI_PATTERNS1        1.000
 score AC_SPAMMY_URI_PATTERNS10       1.000
 score AC_SPAMMY_URI_PATTERNS11       1.000

Modified: spamassassin/trunk/rulesrc/scores/stats-set0
URL: http://svn.apache.org/viewvc/spamassassin/trunk/rulesrc/scores/stats-set0?rev=1865733&r1=1865732&r2=1865733&view=diff
==============================================================================
--- spamassassin/trunk/rulesrc/scores/stats-set0 (original)
+++ spamassassin/trunk/rulesrc/scores/stats-set0 Fri Aug 23 05:03:20 2019
@@ -1,40 +1,40 @@
 ##### WITH NEW RULES AND SCORES #####
 
 # SUMMARY for threshold 5.0:
-# Correctly non-spam: 533403  46.043%  (99.665% of non-spam corpus)
-# Correctly spam:     481345  41.550%  (77.227% of spam corpus)
-# False positives:      1795  0.155%  (0.335% of nonspam,  62082 weighted)
-# False negatives:    141939  12.252%  (22.773% of spam, 312474 weighted)
-# Average score for spam:  11.0    nonspam: 0.6
+# Correctly non-spam: 536106  45.708%  (99.666% of non-spam corpus)
+# Correctly spam:     488727  41.669%  (76.966% of spam corpus)
+# False positives:      1796  0.153%  (0.334% of nonspam,  63027 weighted)
+# False negatives:    146263  12.470%  (23.034% of spam, 321152 weighted)
+# Average score for spam:  10.7    nonspam: 0.6
 # Average for false-pos:   5.9  false-neg: 2.2
-# TOTAL:              1158482  100.00%
+# TOTAL:              1172892  100.00%
 
 Reading scores from "tmprules"...
 Reading per-message hit stat logs and scores...
 
 # SUMMARY for threshold 5.0:
-# Correctly non-spam:  66628  99.69%
-# Correctly spam:      60337  77.52%
-# False positives:       205  0.31%
-# False negatives:     17493  22.48%
-# TCR(l=50): 2.805392  SpamRecall: 77.524%  SpamPrec: 99.661%
+# Correctly non-spam:  66957  99.66%
+# Correctly spam:      61303  77.34%
+# False positives:       229  0.34%
+# False negatives:     17959  22.66%
+# TCR(l=50): 2.695161  SpamRecall: 77.342%  SpamPrec: 99.628%
 
 ##### WITHOUT NEW RULES AND SCORES #####
 Reading scores from "../rules-base"...
 Reading per-message hit stat logs and scores...
 
 # SUMMARY for threshold 5.0:
-# Correctly non-spam: 519901  97.14%
-# Correctly spam:     273423  43.87%
-# False positives:     15297  2.86%
-# False negatives:    349861  56.13%
-# TCR(l=50): 0.559144  SpamRecall: 43.868%  SpamPrec: 94.702%
+# Correctly non-spam: 522788  97.19%
+# Correctly spam:     277734  43.74%
+# False positives:     15114  2.81%
+# False negatives:    357256  56.26%
+# TCR(l=50): 0.570544  SpamRecall: 43.738%  SpamPrec: 94.839%
 Reading scores from "../rules-base"...
 Reading per-message hit stat logs and scores...
 
 # SUMMARY for threshold 5.0:
-# Correctly non-spam:  64989  97.24%
-# Correctly spam:      34132  43.85%
-# False positives:      1844  2.76%
-# False negatives:     43698  56.15%
-# TCR(l=50): 0.572709  SpamRecall: 43.855%  SpamPrec: 94.874%
+# Correctly non-spam:  65310  97.21%
+# Correctly spam:      34551  43.59%
+# False positives:      1876  2.79%
+# False negatives:     44711  56.41%
+# TCR(l=50): 0.572243  SpamRecall: 43.591%  SpamPrec: 94.850%

Modified: spamassassin/trunk/rulesrc/scores/stats-set1
URL: http://svn.apache.org/viewvc/spamassassin/trunk/rulesrc/scores/stats-set1?rev=1865733&r1=1865732&r2=1865733&view=diff
==============================================================================
--- spamassassin/trunk/rulesrc/scores/stats-set1 (original)
+++ spamassassin/trunk/rulesrc/scores/stats-set1 Fri Aug 23 05:03:20 2019
@@ -1,23 +1,23 @@
 ##### WITH NEW RULES AND SCORES #####
 
 # SUMMARY for threshold 5.0:
-# Correctly non-spam: 523719  48.093%  (99.881% of non-spam corpus)
-# Correctly spam:     513600  47.164%  (90.962% of spam corpus)
-# False positives:       623  0.057%  (0.119% of nonspam,  45152 weighted)
-# False negatives:     51033  4.686%  (9.038% of spam, 103917 weighted)
-# Average score for spam:  16.6    nonspam: -2.2
+# Correctly non-spam: 523716  48.096%  (99.881% of non-spam corpus)
+# Correctly spam:     513706  47.176%  (90.991% of spam corpus)
+# False positives:       626  0.057%  (0.119% of nonspam,  45289 weighted)
+# False negatives:     50860  4.671%  (9.009% of spam, 103670 weighted)
+# Average score for spam:  16.7    nonspam: -2.2
 # Average for false-pos:   6.7  false-neg: 2.0
-# TOTAL:              1088975  100.00%
+# TOTAL:              1088908  100.00%
 
 Reading scores from "tmprules"...
 Reading per-message hit stat logs and scores...
 
 # SUMMARY for threshold 5.0:
-# Correctly non-spam:  65405  99.90%
-# Correctly spam:      64070  90.87%
-# False positives:        67  0.10%
-# False negatives:      6434  9.13%
-# TCR(l=50): 7.206051  SpamRecall: 90.874%  SpamPrec: 99.896%
+# Correctly non-spam:  65406  99.90%
+# Correctly spam:      64071  90.89%
+# False positives:        66  0.10%
+# False negatives:      6423  9.11%
+# TCR(l=50): 7.250231  SpamRecall: 90.889%  SpamPrec: 99.897%
 
 ##### WITHOUT NEW RULES AND SCORES #####
 Reading scores from "../rules-base"...
@@ -25,16 +25,16 @@ Reading per-message hit stat logs and sc
 
 # SUMMARY for threshold 5.0:
 # Correctly non-spam: 522340  99.62%
-# Correctly spam:     438378  77.64%
+# Correctly spam:     438242  77.62%
 # False positives:      2002  0.38%
-# False negatives:    126255  22.36%
-# TCR(l=50): 2.494458  SpamRecall: 77.639%  SpamPrec: 99.545%
+# False negatives:    126324  22.38%
+# TCR(l=50): 2.493402  SpamRecall: 77.625%  SpamPrec: 99.545%
 Reading scores from "../rules-base"...
 Reading per-message hit stat logs and scores...
 
 # SUMMARY for threshold 5.0:
 # Correctly non-spam:  65263  99.68%
-# Correctly spam:      54759  77.67%
+# Correctly spam:      54876  77.84%
 # False positives:       209  0.32%
-# False negatives:     15745  22.33%
-# TCR(l=50): 2.691506  SpamRecall: 77.668%  SpamPrec: 99.620%
+# False negatives:     15618  22.16%
+# TCR(l=50): 2.704235  SpamRecall: 77.845%  SpamPrec: 99.621%