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 16:07:56

Text rand128 (alphabet : 128 - size : 1048576 bytes)

	2	4	8	16	32	64	128	256	512	1024	2048	4096
TVSBS	0.26 4.61 2.36 - 9.42	0.29 3.74 2.63 - 5.67	0.32 2.99 1.95 - 5.06	0.28 2.02 1.51 - 3.81	0.29 1.73 1.29 - 3.05	0.30 1.59 1.16 - 2.72	0.29 1.69 1.18 - 2.79	0.32 1.84 1.35 - 2.81	0.30 1.61 1.24 - 2.35	0.34 1.53 1.01 - 2.03	0.32 1.35 0.90 - 1.89	0.32 1.23 0.83 - 1.68
FJS	0.02 3.45 1.88 - 6.86	0.02 3.11 2.01 - 5.56	0.02 2.07 1.45 - 2.88	0.02 1.61 1.16 - 2.46	0.02 1.45 0.99 - 2.01	0.02 1.27 0.92 - 2.11	0.02 1.21 0.89 - 2.26	0.03 1.22 0.87 - 1.81	0.03 1.32 0.93 - 1.86	0.04 1.39 0.93 - 1.77	0.05 1.27 0.91 - 2.92	0.06 1.30 0.91 - 1.96
HASH8	0.02 2.74 1.45 - 6.11	0.02 3.32 2.18 - 4.74	0.02 20.07 13.01 - 25.31	0.02 2.97 2.13 - 6.15	0.02 1.72 1.27 - 3.38	0.02 1.34 1.02 - 2.00	0.02 1.25 0.89 - 2.01	0.02 1.24 0.85 - 1.84	0.02 1.43 1.05 - 1.94	0.02 1.45 1.08 - 2.22	0.03 1.39 1.07 - 2.03	0.04 1.41 1.06 - 2.12
SO	0.02 2.98 1.21 - 6.12	0.02 3.07 1.85 - 6.08	0.02 2.97 1.70 - 4.14	0.02 2.94 1.85 - 5.59	0.02 2.56 1.77 - 5.38	0.02 2.14 1.62 - 4.25	0.02 2.41 1.64 - 4.95	0.02 2.46 1.63 - 5.08	0.02 2.32 1.62 - 4.40	0.02 2.27 1.62 - 3.80	0.02 2.45 1.63 - 6.70	0.02 2.50 1.65 - 4.42
SBNDM	0.03 3.60 1.81 - 8.12	0.04 1.96 1.34 - 3.86	0.04 1.43 0.99 - 3.21	0.04 1.20 0.84 - 1.89	0.04 1.09 0.79 - 1.82	0.03 1.19 0.83 - 1.74	0.03 1.34 0.84 - 1.81	0.03 1.25 0.81 - 1.95	0.03 1.16 0.81 - 1.76	0.03 1.34 0.84 - 1.73	0.03 1.26 0.80 - 2.23	0.03 1.24 0.83 - 1.72
LBNDM	0.02 2.14 1.00 - 4.59	0.02 2.03 1.20 - 2.67	0.02 1.47 1.00 - 2.96	0.02 1.26 0.87 - 2.11	0.02 1.27 0.80 - 1.91	0.02 1.28 0.81 - 1.64	0.02 1.19 0.81 - 2.04	0.02 1.12 0.72 - 1.45	0.02 1.02 0.68 - 1.90	0.02 1.04 0.67 - 1.85	0.02 1.01 0.68 - 1.51	0.03 1.01 0.65 - 1.61
SBNDM2	0.02 2.31 1.19 - 5.99	0.02 1.62 1.09 - 3.07	0.02 1.34 0.86 - 4.28	0.02 1.16 0.82 - 1.68	0.02 1.08 0.76 - 1.87	0.02 1.06 0.76 - 3.80	0.02 1.08 0.75 - 1.75	0.02 1.08 0.76 - 1.75	0.02 1.15 0.75 - 1.93	0.02 1.11 0.75 - 1.89	0.02 1.09 0.75 - 1.76	0.02 1.14 0.76 - 1.71
SBNDM-BMH	0.03 3.21 1.52 - 4.83	0.03 2.35 1.53 - 3.27	0.03 1.80 1.16 - 2.47	0.04 1.57 1.02 - 2.50	0.03 1.31 0.94 - 2.09	0.03 1.23 0.93 - 2.24	0.03 1.29 0.90 - 1.90	0.03 1.37 0.94 - 2.06	0.03 1.31 0.91 - 2.24	0.03 1.19 0.92 - 2.34	0.03 1.34 0.92 - 2.30	0.03 1.34 0.90 - 1.77
FNDM	0.02 2.26 1.03 - 4.11	0.02 1.95 1.14 - 2.81	0.02 1.45 0.97 - 2.13	0.02 1.25 0.87 - 2.10	0.02 1.26 0.87 - 2.36	0.02 1.22 0.81 - 2.12	0.02 1.26 0.81 - 1.84	0.02 1.29 0.82 - 1.77	0.02 1.26 0.81 - 1.84	0.02 1.12 0.83 - 1.75	0.02 1.26 0.83 - 1.80	0.02 1.30 0.82 - 1.73
FSBNDM	0.02 1.68 0.85 - 2.81	0.02 1.43 1.04 - 2.26	0.02 1.25 0.85 - 2.00	0.02 1.16 0.80 - 1.77	0.02 1.03 0.76 - 1.88	0.02 1.12 0.76 - 1.65	0.02 1.12 0.76 - 1.61	0.02 1.02 0.75 - 1.56	0.02 1.10 0.76 - 1.52	0.02 1.14 0.76 - 1.48	0.02 1.13 0.76 - 1.53	0.02 1.12 0.75 - 1.84
SBNDMQ8	0.02 3.05 1.45 - 5.45	0.02 3.20 2.12 - 6.44	0.02 7.09 4.46 - 14.31	0.02 1.77 1.18 - 3.19	0.02 1.21 0.88 - 2.10	0.02 1.37 0.89 - 1.83	0.02 1.29 0.90 - 1.90	0.02 1.23 0.90 - 2.38	0.02 1.26 0.89 - 2.08	0.02 1.28 0.89 - 1.91	0.02 1.33 0.88 - 1.92	0.02 1.31 0.88 - 2.05
UFNDMQ2	0.02 1.87 0.99 - 3.68	0.03 1.81 1.13 - 8.60	0.03 1.31 0.89 - 2.18	0.03 1.17 0.83 - 1.99	0.02 1.10 0.76 - 1.92	0.02 1.15 0.78 - 1.81	0.02 1.15 0.76 - 1.79	0.02 1.16 0.76 - 1.58	0.02 1.15 0.77 - 3.32	0.02 1.12 0.77 - 1.95	0.01 1.06 0.76 - 1.68	0.02 1.08 0.77 - 1.62
UFNDMQ8	0.02 2.56 1.43 - 4.44	0.02 2.97 2.18 - 5.30	0.03 1.84 1.24 - 3.63	0.03 1.33 1.00 - 2.92	0.02 1.40 0.92 - 2.78	0.02 1.34 0.89 - 2.65	0.02 1.44 0.90 - 1.93	0.02 1.30 0.90 - 2.45	0.02 1.32 0.91 - 2.63	0.02 1.35 0.90 - 2.20	0.02 1.36 0.90 - 2.35	0.01 1.27 0.92 - 1.92
KBNDM	0.02 4.57 2.01 - 7.89	0.02 2.84 1.84 - 3.99	0.02 1.80 1.27 - 4.41	0.02 1.36 1.00 - 6.09	0.02 1.25 0.92 - 2.16	0.02 1.31 0.90 - 1.72	0.02 1.17 0.82 - 1.89	0.03 1.17 0.77 - 1.56	0.03 1.17 0.75 - 1.90	0.02 1.07 0.75 - 1.85	0.03 1.20 0.76 - 1.79	0.03 1.16 0.72 - 1.78
FS-W2	0.06 2.75 1.36 - 4.26	0.06 1.99 1.38 - 3.60	0.06 1.56 1.06 - 3.84	0.06 1.24 0.91 - 2.17	0.07 1.23 0.86 - 2.11	0.07 1.20 0.83 - 1.80	0.07 1.19 0.81 - 2.08	0.07 1.14 0.79 - 2.00	0.08 1.22 0.82 - 1.75	0.09 1.28 0.85 - 1.96	0.11 1.31 0.89 - 1.80	0.13 1.21 0.88 - 1.86
LWFR5	0.02 2.45 1.43 - 5.21	0.02 3.40 2.13 - 8.86	0.10 4.43 2.69 - 9.95	0.10 1.47 0.95 - 2.56	0.11 1.32 0.88 - 4.00	0.10 1.14 0.81 - 2.03	0.11 1.23 0.79 - 3.42	0.12 1.24 0.77 - 1.71	0.12 1.09 0.71 - 1.73	0.15 1.15 0.70 - 1.64	0.18 1.09 0.72 - 1.80	0.23 1.08 0.76 - 2.06
QF43	0.02 2.85 1.44 - 31.99	0.02 3.03 2.17 - 5.39	0.03 1.56 1.12 - 2.56	0.03 1.20 0.86 - 2.44	0.03 1.15 0.80 - 1.86	0.03 1.04 0.77 - 1.92	0.03 1.16 0.77 - 1.69	0.04 1.17 0.70 - 5.38	0.04 1.02 0.66 - 1.35	0.03 0.91 0.63 - 1.41	0.04 0.94 0.63 - 1.50	0.04 0.95 0.62 - 1.57
SBNDM-W2	0.02 2.16 1.51 - 3.42	0.02 1.72 1.13 - 2.80	0.02 1.37 0.94 - 2.05	0.02 1.19 0.85 - 2.22	0.02 1.16 0.82 - 2.21	0.02 1.24 0.82 - 2.07	0.02 1.09 0.82 - 1.98	0.02 1.23 0.79 - 1.92	0.02 1.18 0.81 - 1.78	0.02 1.16 0.81 - 1.80	0.02 1.10 0.81 - 2.38	0.02 1.11 0.81 - 1.73
WFR2	0.09 3.47 2.09 - 7.36	0.09 1.90 1.27 - 3.75	0.10 1.59 0.99 - 2.58	0.10 1.33 0.85 - 4.71	0.09 1.14 0.81 - 2.16	0.10 1.18 0.82 - 2.15	0.10 1.16 0.80 - 2.19	0.11 1.20 0.76 - 2.04	0.12 1.17 0.72 - 1.80	0.13 1.12 0.68 - 1.88	0.15 1.01 0.71 - 2.23	0.23 1.16 0.73 - 2.03
TWFRQ2	0.10 2.82 1.78 - 4.48	0.09 1.73 1.13 - 2.78	0.10 1.47 0.94 - 2.33	0.09 1.21 0.85 - 1.86	0.10 1.23 0.79 - 1.99	0.10 1.12 0.79 - 3.81	0.10 1.19 0.79 - 1.78	0.11 1.24 0.79 - 1.74	0.10 1.08 0.72 - 1.66	0.11 1.09 0.69 - 1.68	0.10 0.92 0.68 - 1.95	0.14 1.03 0.70 - 2.24
TWFRQ4	0.02 3.15 2.10 - 4.62	0.09 3.48 2.37 - 5.48	0.09 1.56 1.10 - 2.96	0.09 1.22 0.89 - 2.61	0.10 1.24 0.84 - 2.10	0.10 1.16 0.80 - 2.38	0.10 1.22 0.80 - 2.00	0.10 1.11 0.76 - 1.71	0.11 1.16 0.70 - 4.10	0.10 1.01 0.68 - 1.53	0.11 0.99 0.67 - 1.70	0.14 1.08 0.67 - 1.69
WOM	0.03 4.40 2.82 - 7.60	0.03 2.99 2.03 - 4.96	0.03 2.25 1.47 - 3.14	0.03 1.66 1.13 - 2.77	0.03 1.24 0.96 - 2.21	0.03 1.30 0.90 - 2.16	0.03 1.20 0.86 - 1.92	0.03 1.15 0.84 - 1.74	0.03 1.16 0.84 - 1.92	0.03 1.19 0.89 - 1.73	0.04 1.26 0.89 - 1.99	0.06 1.25 0.91 - 2.12
LIBC1	0.02 2.59 1.58 - 5.13	0.01 1.77 1.25 - 2.54	0.01 1.38 0.95 - 2.72	0.02 1.31 0.82 - 4.51	0.01 1.10 0.80 - 1.77	0.02 1.14 0.78 - 1.93	0.02 1.14 0.81 - 2.15	0.02 1.23 0.82 - 1.73	0.02 1.22 0.87 - 1.66	0.02 1.31 0.90 - 2.00	0.02 1.31 0.90 - 1.98	0.02 1.31 0.92 - 2.04
MUSL1	0.00 0.05 0.01 - 0.28	0.00 1.17 0.01 - 3.02	0.00 0.74 0.01 - 1.94	0.00 0.68 0.01 - 1.58	0.00 0.62 0.01 - 1.83	0.01 0.60 0.01 - 1.84	0.01 0.58 0.01 - 2.03	0.01 0.62 0.01 - 1.53	0.01 0.64 0.02 - 1.54	0.01 0.59 0.02 - 1.76	0.02 0.62 0.04 - 1.78	0.04 0.75 0.07 - 1.63
SIMDKR	0.02 1.07 0.77 - 3.61	0.02 1.20 0.78 - 1.83	0.02 1.08 0.77 - 2.50	0.02 1.10 0.80 - 1.81	0.02 1.10 0.77 - 1.73	0.02 1.11 0.77 - 1.91	0.02 1.10 0.77 - 2.00	0.02 1.16 0.79 - 1.78	0.02 1.15 0.77 - 2.36	0.02 1.16 0.80 - 1.79	0.02 1.09 0.76 - 1.68	0.02 1.15 0.76 - 1.94
EPSM	0.01 1.20 0.79 - 1.77	0.02 1.21 0.84 - 2.30	0.03 1.25 0.93 - 2.55	0.03 1.35 1.04 - 2.30	0.03 1.18 0.85 - 2.06	0.03 1.15 0.81 - 1.80	0.04 1.17 0.79 - 1.96	0.06 1.25 0.77 - 1.94	0.08 1.17 0.78 - 1.84	0.11 1.15 0.76 - 1.68	0.22 1.26 0.82 - 1.91	0.44 1.57 1.01 - 2.46

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.