SMARTString Matching Algorithms Research Tool

by Simone Faro - www.dmi.unict.it/~faro/smart/ - email: faro@dmi.unict.it

Report of Experimental Results

Test Code EXP1712145140

Date 2024:04:03 15:26:40

Text rand16 (alphabet : 16 - size : 1048576 bytes)

	2	4	8	16	32	64	128	256	512	1024	2048	4096
TVSBS	0.23 3.79 2.24 - 6.99	0.21 2.49 1.72 - 5.74	0.19 1.72 1.28 - 7.09	0.19 1.30 0.97 - 4.01	0.20 1.17 0.81 - 2.65	0.17 0.90 0.72 - 2.20	0.20 0.99 0.66 - 2.30	0.24 1.13 0.64 - 2.51	0.22 1.14 0.74 - 2.17	0.20 1.08 0.76 - 2.52	0.21 1.09 0.77 - 2.20	0.21 1.10 0.77 - 2.51
FJS	0.02 3.79 2.37 - 7.47	0.01 2.40 1.71 - 7.41	0.02 1.87 1.23 - 5.41	0.01 1.27 0.97 - 3.55	0.02 1.29 0.79 - 3.15	0.02 1.21 0.71 - 3.01	0.02 1.26 0.69 - 2.66	0.02 1.28 0.70 - 2.92	0.02 1.14 0.72 - 3.07	0.03 1.38 0.72 - 2.79	0.03 1.30 0.71 - 2.87	0.04 1.20 0.73 - 2.99
HASH8	0.01 1.93 1.44 - 5.32	0.01 1.98 1.45 - 5.68	0.02 16.60 9.06 - 25.82	0.01 1.82 1.41 - 5.29	0.01 1.17 0.81 - 2.83	0.01 0.98 0.63 - 2.07	0.01 0.89 0.56 - 1.67	0.01 0.80 0.52 - 1.75	0.02 0.94 0.62 - 1.75	0.02 1.09 0.64 - 1.90	0.02 0.92 0.62 - 2.03	0.02 0.91 0.63 - 2.10
SO	0.02 2.26 1.18 - 4.87	0.01 1.81 1.19 - 5.97	0.02 2.37 1.20 - 5.71	0.01 1.72 1.17 - 5.50	0.01 1.91 1.20 - 5.41	0.01 1.69 1.08 - 3.77	0.01 1.50 1.08 - 4.11	0.02 1.72 1.09 - 5.11	0.01 1.64 1.07 - 4.22	0.01 1.52 1.08 - 3.77	0.01 1.61 1.07 - 3.79	0.02 1.71 1.08 - 3.90
SBNDM	0.03 3.25 1.78 - 8.09	0.03 1.53 0.96 - 3.22	0.02 1.04 0.69 - 2.59	0.03 0.96 0.55 - 1.82	0.02 0.78 0.50 - 1.96	0.02 0.86 0.55 - 2.40	0.02 0.76 0.53 - 2.17	0.02 0.94 0.57 - 2.03	0.02 0.87 0.55 - 2.07	0.02 0.93 0.55 - 1.85	0.02 0.90 0.54 - 1.83	0.02 0.87 0.56 - 2.03
LBNDM	0.01 2.57 1.34 - 7.25	0.01 2.15 1.16 - 5.14	0.02 2.32 1.24 - 4.79	0.02 1.42 0.75 - 3.13	0.01 0.83 0.53 - 2.04	0.01 0.77 0.53 - 1.90	0.01 0.82 0.50 - 1.87	0.02 0.93 0.53 - 1.65	0.01 0.79 0.54 - 1.95	0.02 1.15 0.68 - 2.75	0.02 3.95 2.08 - 10.70	0.02 4.63 2.89 - 11.72
SBNDM2	0.01 1.80 1.22 - 5.13	0.01 1.17 0.77 - 3.43	0.02 1.17 0.64 - 2.45	0.02 0.87 0.52 - 2.24	0.02 0.78 0.49 - 1.63	0.02 0.80 0.48 - 1.65	0.02 0.89 0.48 - 1.91	0.01 0.72 0.48 - 1.86	0.01 0.77 0.49 - 1.70	0.02 0.78 0.48 - 2.24	0.02 0.82 0.48 - 1.83	0.01 0.76 0.49 - 1.86
SBNDM-BMH	0.02 3.04 1.87 - 8.22	0.02 1.87 1.31 - 4.83	0.03 2.12 1.11 - 3.98	0.02 1.44 0.73 - 2.79	0.03 0.99 0.53 - 2.16	0.02 0.80 0.55 - 2.30	0.02 0.90 0.54 - 1.92	0.02 0.95 0.55 - 1.87	0.02 0.91 0.55 - 1.83	0.02 0.84 0.56 - 2.06	0.02 0.83 0.55 - 3.19	0.02 0.87 0.56 - 2.07
FNDM	0.01 2.61 1.33 - 6.32	0.02 1.95 1.18 - 4.64	0.02 1.96 1.07 - 3.95	0.02 1.39 0.78 - 3.22	0.02 0.95 0.58 - 2.34	0.02 1.06 0.56 - 2.05	0.01 0.85 0.56 - 1.91	0.01 0.90 0.56 - 2.34	0.02 1.01 0.55 - 2.18	0.01 0.86 0.54 - 1.99	0.01 0.81 0.55 - 2.04	0.01 0.81 0.55 - 1.98
FSBNDM	0.01 2.06 1.23 - 4.98	0.02 1.36 0.86 - 3.49	0.01 1.05 0.66 - 2.92	0.02 0.99 0.55 - 2.13	0.01 0.76 0.50 - 2.04	0.01 0.69 0.50 - 1.78	0.02 0.88 0.50 - 1.80	0.01 0.82 0.50 - 2.02	0.02 1.04 0.50 - 1.65	0.02 0.89 0.50 - 1.77	0.01 0.79 0.50 - 2.15	0.01 0.73 0.52 - 1.91
SBNDMQ8	0.01 2.26 1.44 - 5.28	0.02 2.59 1.42 - 6.17	0.02 5.84 3.12 - 15.56	0.02 1.35 0.74 - 12.97	0.01 0.79 0.55 - 2.02	0.01 0.77 0.55 - 1.87	0.01 0.82 0.55 - 1.87	0.02 0.90 0.55 - 1.91	0.01 0.85 0.55 - 1.77	0.02 0.91 0.55 - 2.28	0.01 0.78 0.54 - 4.73	0.02 0.92 0.54 - 2.20
UFNDMQ2	0.02 2.02 1.03 - 4.24	0.02 1.15 0.78 - 2.89	0.02 0.99 0.62 - 2.51	0.02 0.79 0.54 - 2.22	0.01 0.66 0.49 - 1.67	0.01 0.74 0.50 - 2.01	0.01 0.76 0.50 - 1.62	0.01 0.81 0.49 - 1.73	0.01 0.83 0.50 - 2.16	0.01 0.81 0.50 - 1.90	0.01 0.80 0.51 - 1.86	0.01 0.76 0.50 - 2.06
UFNDMQ8	0.02 2.43 1.44 - 4.64	0.01 2.03 1.45 - 5.93	0.02 1.40 0.80 - 3.46	0.02 0.96 0.63 - 2.64	0.01 0.90 0.55 - 2.10	0.01 0.87 0.56 - 2.12	0.01 0.92 0.56 - 2.83	0.01 0.96 0.55 - 1.99	0.01 0.88 0.56 - 2.37	0.01 0.89 0.55 - 2.26	0.01 0.98 0.56 - 1.92	0.01 0.87 0.56 - 3.35
KBNDM	0.02 3.91 2.18 - 7.04	0.01 1.84 1.32 - 5.44	0.02 1.52 0.89 - 2.95	0.01 1.05 0.69 - 2.74	0.01 0.75 0.60 - 1.81	0.02 0.90 0.55 - 1.83	0.02 0.72 0.50 - 1.85	0.02 0.86 0.50 - 2.08	0.02 0.84 0.50 - 2.14	0.02 0.81 0.51 - 1.97	0.02 0.79 0.52 - 1.69	0.02 0.89 0.51 - 1.77
FS-W2	0.05 3.14 1.75 - 5.45	0.05 1.94 1.15 - 10.00	0.05 1.45 0.83 - 3.02	0.04 1.11 0.71 - 2.83	0.05 1.03 0.62 - 2.26	0.05 0.97 0.59 - 2.18	0.04 0.87 0.58 - 2.02	0.05 0.90 0.58 - 1.85	0.05 0.83 0.58 - 2.11	0.07 1.03 0.59 - 2.06	0.08 0.95 0.60 - 1.97	0.10 0.88 0.61 - 2.04
LWFR5	0.02 2.65 1.45 - 5.54	0.02 2.36 1.44 - 9.51	0.08 3.44 1.78 - 15.71	0.07 0.99 0.59 - 3.14	0.07 0.79 0.52 - 1.79	0.08 0.84 0.50 - 1.93	0.07 0.72 0.49 - 1.81	0.08 0.78 0.49 - 1.75	0.08 0.73 0.47 - 1.58	0.10 0.72 0.47 - 1.61	0.12 0.75 0.47 - 1.93	0.16 0.73 0.50 - 1.98
QF43	0.02 2.57 1.45 - 4.49	0.02 2.27 1.44 - 5.94	0.02 1.04 0.72 - 2.26	0.02 0.79 0.55 - 2.00	0.02 0.67 0.48 - 4.63	0.02 0.75 0.46 - 1.73	0.02 0.67 0.46 - 1.65	0.02 0.77 0.44 - 1.54	0.02 0.63 0.42 - 1.95	0.02 0.64 0.41 - 1.54	0.03 0.67 0.41 - 1.67	0.03 0.62 0.41 - 1.70
SBNDM-W2	0.02 3.25 1.46 - 6.85	0.02 2.14 1.07 - 4.94	0.02 1.52 0.84 - 3.00	0.01 0.96 0.61 - 2.41	0.02 0.88 0.53 - 1.89	0.01 0.82 0.54 - 2.50	0.02 0.83 0.52 - 2.33	0.02 0.93 0.53 - 1.74	0.02 0.95 0.52 - 1.92	0.01 0.77 0.53 - 2.07	0.02 0.85 0.52 - 1.78	0.02 0.85 0.54 - 1.97
WFR2	0.07 2.96 1.46 - 7.40	0.06 1.49 0.89 - 4.77	0.07 1.21 0.71 - 2.54	0.06 0.93 0.60 - 2.04	0.07 0.99 0.58 - 2.35	0.07 0.85 0.56 - 2.18	0.06 0.75 0.51 - 4.01	0.07 0.83 0.51 - 1.76	0.07 0.75 0.48 - 1.92	0.08 0.70 0.45 - 1.78	0.10 0.69 0.47 - 1.70	0.18 0.94 0.48 - 2.14
TWFRQ2	0.07 2.50 1.24 - 6.24	0.08 1.62 0.82 - 3.12	0.07 1.20 0.66 - 2.67	0.07 1.03 0.62 - 2.46	0.06 0.90 0.58 - 2.28	0.07 0.96 0.56 - 1.96	0.06 0.74 0.52 - 2.12	0.07 0.76 0.50 - 1.87	0.08 0.81 0.47 - 1.56	0.09 0.85 0.45 - 1.66	0.09 0.81 0.45 - 1.56	0.13 1.00 0.45 - 1.74
TWFRQ4	0.02 2.23 1.45 - 5.34	0.08 2.98 1.58 - 7.20	0.07 1.12 0.71 - 2.73	0.06 0.82 0.56 - 1.86	0.06 0.75 0.52 - 2.15	0.07 0.78 0.49 - 1.87	0.07 0.75 0.48 - 1.69	0.07 0.72 0.48 - 1.50	0.08 0.81 0.46 - 1.54	0.09 0.91 0.45 - 1.62	0.07 0.65 0.45 - 1.85	0.10 0.81 0.45 - 1.57
WOM	0.02 3.77 2.21 - 10.09	0.02 2.49 1.58 - 6.46	0.02 2.05 1.12 - 5.05	0.02 1.51 0.88 - 3.63	0.02 1.30 0.73 - 2.87	0.02 1.09 0.68 - 2.54	0.02 1.10 0.61 - 2.63	0.02 1.11 0.63 - 2.64	0.02 1.01 0.63 - 2.45	0.02 1.02 0.63 - 2.00	0.03 0.95 0.63 - 2.67	0.05 1.35 0.63 - 2.06
LIBC1	0.01 2.13 1.10 - 3.96	0.01 1.40 0.85 - 3.92	0.01 0.99 0.65 - 3.04	0.01 1.00 0.54 - 1.97	0.01 1.02 0.52 - 1.90	0.01 0.84 0.52 - 2.47	0.01 0.77 0.51 - 1.92	0.01 0.77 0.49 - 1.99	0.01 1.12 0.63 - 2.25	0.01 0.96 0.63 - 2.84	0.01 1.07 0.64 - 2.80	0.01 1.57 0.67 - 2.64
MUSL1	0.00 0.01 0.00 - 0.05	0.00 0.08 0.01 - 0.75	0.00 1.11 0.01 - 4.56	0.00 1.05 0.01 - 3.39	0.00 0.71 0.01 - 2.41	0.00 0.59 0.01 - 2.30	0.00 0.61 0.01 - 5.12	0.01 0.62 0.02 - 2.25	0.01 0.55 0.02 - 2.03	0.01 0.61 0.02 - 2.29	0.02 0.63 0.03 - 2.11	0.04 0.75 0.05 - 2.58
SIMDKR	0.02 0.89 0.54 - 1.89	0.01 0.74 0.54 - 1.83	0.01 0.81 0.55 - 1.90	0.02 0.95 0.53 - 4.21	0.01 0.85 0.53 - 2.40	0.02 0.94 0.53 - 1.95	0.01 0.74 0.53 - 1.76	0.01 0.90 0.55 - 1.86	0.02 0.89 0.53 - 2.01	0.02 0.88 0.53 - 2.01	0.01 0.83 0.53 - 1.73	0.02 1.21 0.53 - 1.72
EPSM	0.01 0.68 0.50 - 2.29	0.01 0.82 0.53 - 2.02	0.02 0.87 0.58 - 2.12	0.02 0.84 0.66 - 2.25	0.02 0.76 0.52 - 1.83	0.02 0.73 0.48 - 1.70	0.03 0.69 0.47 - 1.62	0.03 0.73 0.47 - 1.70	0.06 0.82 0.48 - 1.58	0.08 0.81 0.49 - 1.91	0.14 0.82 0.55 - 1.99	0.31 1.09 0.64 - 2.07

Table 1. Running times of experimental tests n.EXP1712145140. Each time value is the mean of 500 runs. Running times are in milliseconds.

Best mean times

Heatmap top 5%

Heatmap top 10%

Heatmap top 25%

Heatmap top 50%

Show pre-processing times

Show best and worst running times

Average Running Times

TVSBS

FJS

HASH8

SBNDM

LBNDM

SBNDM2

SBNDM-BMH

FNDM

FSBNDM

SBNDMQ8

UFNDMQ2

UFNDMQ8

KBNDM

FS-W2

LWFR5

QF43

SBNDM-W2

WFR2

TWFRQ2

TWFRQ4

WOM

LIBC1

MUSL1

SIMDKR

EPSM

Chart 1. Plot of the running times of experimental tests n.EXP1712145140. The x axes reports the length of the pattern (in a log scale) while the y axes reports the running time in milliseconds.

Worst Running Times

Best Running Times

TVSBS - Thathoo-Virmani-Sai-Balakrishnan-Sekar

Detailed plot of the running times relative to the TVSBS algorithm. The plot reports the mean and the distribution of the running times.

FJS - Franek-Jennings-Smyth

Detailed plot of the running times relative to the FJS algorithm. The plot reports the mean and the distribution of the running times.

HASH8 - Wu-Manber for Single Pattern Matching (q=8)

Detailed plot of the running times relative to the HASH8 algorithm. The plot reports the mean and the distribution of the running times.

SO - Shift-Or

Detailed plot of the running times relative to the SO algorithm. The plot reports the mean and the distribution of the running times.

SBNDM - Simplified BNDM

Detailed plot of the running times relative to the SBNDM algorithm. The plot reports the mean and the distribution of the running times.

LBNDM - long patterns bndm

Detailed plot of the running times relative to the LBNDM algorithm. The plot reports the mean and the distribution of the running times.

SBNDM2 - simplified bndm with loop-unrolling

Detailed plot of the running times relative to the SBNDM2 algorithm. The plot reports the mean and the distribution of the running times.

SBNDM-BMH - sbndm with horspool shift

Detailed plot of the running times relative to the SBNDM-BMH algorithm. The plot reports the mean and the distribution of the running times.

FNDM - forward nondeterministic dawg matching

Detailed plot of the running times relative to the FNDM algorithm. The plot reports the mean and the distribution of the running times.

FSBNDM - forward sbndm

Detailed plot of the running times relative to the FSBNDM algorithm. The plot reports the mean and the distribution of the running times.

SBNDMQ8 - simplified bndm with q-grams

Detailed plot of the running times relative to the SBNDMQ8 algorithm. The plot reports the mean and the distribution of the running times.

UFNDMQ2 - Upper bits fndm with q-grams

Detailed plot of the running times relative to the UFNDMQ2 algorithm. The plot reports the mean and the distribution of the running times.

UFNDMQ8 - Upper bits fndm with q-grams

Detailed plot of the running times relative to the UFNDMQ8 algorithm. The plot reports the mean and the distribution of the running times.

KBNDM - Factorized BNDM

Detailed plot of the running times relative to the KBNDM algorithm. The plot reports the mean and the distribution of the running times.

FS-W2 - Multiple Sliding Windows

Detailed plot of the running times relative to the FS-W2 algorithm. The plot reports the mean and the distribution of the running times.

LWFR5 - Weak Factor Recognizer, Linear Version

Detailed plot of the running times relative to the LWFR5 algorithm. The plot reports the mean and the distribution of the running times.

QF43 - Q-gram Filtering q=4 s=3

Detailed plot of the running times relative to the QF43 algorithm. The plot reports the mean and the distribution of the running times.

SBNDM-W2 - SBNDM with lookahead

Detailed plot of the running times relative to the SBNDM-W2 algorithm. The plot reports the mean and the distribution of the running times.

WFR2 - Weak Factor Recognizer (m>=2)

Detailed plot of the running times relative to the WFR2 algorithm. The plot reports the mean and the distribution of the running times.

TWFRQ2 - Tuned Weak Factor Recognizer with q-grams

Detailed plot of the running times relative to the TWFRQ2 algorithm. The plot reports the mean and the distribution of the running times.

TWFRQ4 - Tuned Weak Factor Recognizer with q-grams

Detailed plot of the running times relative to the TWFRQ4 algorithm. The plot reports the mean and the distribution of the running times.

WOM - Worst Occurrence Matcher

Detailed plot of the running times relative to the WOM algorithm. The plot reports the mean and the distribution of the running times.

LIBC1 - memmem

Detailed plot of the running times relative to the LIBC1 algorithm. The plot reports the mean and the distribution of the running times.

MUSL1 - musl memmem

Detailed plot of the running times relative to the MUSL1 algorithm. The plot reports the mean and the distribution of the running times.

SIMDKR - SIMD generic Rabin-Karp variants

Detailed plot of the running times relative to the SIMDKR algorithm. The plot reports the mean and the distribution of the running times.

EPSM - SSE4 Exact Packed String Matching

Detailed plot of the running times relative to the EPSM algorithm. The plot reports the mean and the distribution of the running times.