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 17:43:33

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

	2	4	8	16	32	64	128	256	512	1024	2048	4096
TVSBS	0.20 2.96 1.97 - 7.00	0.21 2.33 1.54 - 6.52	0.24 1.97 1.30 - 8.40	0.19 1.31 0.93 - 3.80	0.21 1.23 0.82 - 3.73	0.23 1.17 0.74 - 2.90	0.20 1.05 0.67 - 2.51	0.21 1.09 0.67 - 2.40	0.23 1.14 0.74 - 2.41	0.20 0.91 0.63 - 2.58	0.20 0.84 0.59 - 2.02	0.19 0.75 0.57 - 2.16
FJS	0.01 2.60 1.83 - 11.02	0.01 1.94 1.30 - 8.19	0.02 1.59 1.01 - 9.67	0.01 1.20 0.75 - 3.10	0.01 0.96 0.61 - 2.53	0.02 0.91 0.62 - 2.72	0.02 0.85 0.55 - 2.60	0.02 0.98 0.53 - 2.24	0.02 0.85 0.58 - 2.08	0.02 0.77 0.50 - 2.10	0.03 0.72 0.48 - 1.84	0.04 0.65 0.46 - 1.75
HASH8	0.01 2.13 1.47 - 6.73	0.01 2.03 1.44 - 7.19	0.02 12.82 9.20 - 31.54	0.01 2.00 1.42 - 6.09	0.01 1.08 0.82 - 3.27	0.01 0.91 0.64 - 5.22	0.03 0.91 0.57 - 5.79	0.02 0.81 0.52 - 1.85	0.02 0.99 0.58 - 1.85	0.02 0.90 0.55 - 1.94	0.02 0.84 0.50 - 2.06	0.03 0.84 0.47 - 1.84
SO	0.02 1.93 1.19 - 7.28	0.02 2.13 1.22 - 6.39	0.02 2.43 1.22 - 8.64	0.01 1.78 1.21 - 5.48	0.02 2.03 1.20 - 6.95	0.02 1.96 1.13 - 6.15	0.02 1.67 1.10 - 4.95	0.01 1.51 1.08 - 3.96	0.02 1.96 1.07 - 5.53	0.02 2.19 1.08 - 4.09	0.01 1.57 1.09 - 4.18	0.02 1.73 1.07 - 4.85
SBNDM	0.03 3.30 1.78 - 8.26	0.02 1.39 0.89 - 4.77	0.06 1.45 0.74 - 11.62	0.02 0.84 0.52 - 2.21	0.04 0.84 0.49 - 6.56	0.02 0.76 0.52 - 3.64	0.02 0.85 0.53 - 6.54	0.02 0.78 0.51 - 5.35	0.02 0.75 0.49 - 2.33	0.02 0.78 0.53 - 2.24	0.02 0.82 0.52 - 2.04	0.02 0.75 0.52 - 1.93
LBNDM	0.01 1.84 0.95 - 5.27	0.02 1.66 0.78 - 4.31	0.02 1.26 0.61 - 7.53	0.01 0.92 0.53 - 3.00	0.01 0.81 0.51 - 1.98	0.02 0.83 0.48 - 2.10	0.02 0.93 0.48 - 2.86	0.01 0.80 0.47 - 3.03	0.01 0.73 0.48 - 2.43	0.02 0.68 0.44 - 1.87	0.02 0.64 0.44 - 1.81	0.02 0.62 0.43 - 1.61
SBNDM2	0.02 2.00 1.21 - 4.86	0.01 1.06 0.74 - 3.24	0.01 0.94 0.56 - 3.43	0.02 0.94 0.49 - 2.42	0.02 0.75 0.47 - 1.62	0.00 - 0.54 - 0.91	0.00 - 0.49 - 1.83	0.00 - 0.52 - 2.83	0.00 - 0.50 - 1.87	0.00 - 0.47 - 1.43	0.00 - 0.52 - 0.87	0.00 - 0.55 - 0.89
SBNDM-BMH	0.02 2.16 1.50 - 5.45	0.02 1.64 1.02 - 4.46	0.02 1.26 0.75 - 9.14	0.02 0.91 0.61 - 2.65	0.02 0.80 0.59 - 2.62	0.02 0.84 0.60 - 2.21	0.02 0.88 0.60 - 3.89	0.02 0.87 0.57 - 4.69	0.02 0.79 0.57 - 2.59	0.02 0.76 0.58 - 2.02	0.02 0.85 0.56 - 2.08	0.02 0.84 0.59 - 2.47
FNDM	0.02 1.77 0.96 - 5.02	0.02 1.31 0.70 - 4.52	0.02 1.19 0.64 - 2.95	0.02 0.88 0.55 - 2.35	0.01 0.76 0.54 - 2.25	0.02 0.80 0.52 - 3.69	0.02 0.94 0.50 - 2.26	0.03 0.90 0.50 - 6.55	0.02 0.83 0.51 - 2.31	0.02 0.77 0.52 - 1.89	0.02 0.77 0.51 - 1.89	0.01 0.77 0.51 - 2.00
FSBNDM	0.01 1.36 0.82 - 4.43	0.01 1.08 0.66 - 3.98	0.01 0.89 0.54 - 2.12	0.02 0.84 0.49 - 5.50	0.01 0.67 0.47 - 1.70	0.01 0.69 0.48 - 1.56	0.02 0.89 0.48 - 2.05	0.02 0.75 0.47 - 4.08	0.01 0.69 0.50 - 1.60	0.01 0.67 0.48 - 1.50	0.01 0.77 0.47 - 1.96	0.01 0.71 0.47 - 1.69
SBNDMQ8	0.01 2.07 1.43 - 6.01	0.02 2.14 1.46 - 6.28	0.01 5.11 3.16 - 15.51	0.02 1.35 0.74 - 3.44	0.01 0.78 0.56 - 2.32	0.02 0.85 0.55 - 1.99	0.01 0.81 0.56 - 2.38	0.02 0.83 0.56 - 6.03	0.02 0.86 0.56 - 2.44	0.02 0.96 0.55 - 2.44	0.02 0.86 0.55 - 1.99	0.01 0.83 0.55 - 2.28
UFNDMQ2	0.02 1.50 1.00 - 5.12	0.02 1.21 0.74 - 3.31	0.02 0.92 0.59 - 2.27	0.02 0.99 0.52 - 2.57	0.01 0.81 0.47 - 2.05	0.01 0.74 0.51 - 2.16	0.01 0.78 0.49 - 1.95	0.01 0.72 0.50 - 2.11	0.02 0.78 0.49 - 3.98	0.01 0.83 0.47 - 1.92	0.01 0.71 0.47 - 1.58	0.01 0.73 0.49 - 1.95
UFNDMQ8	0.02 2.17 1.44 - 5.67	0.02 2.21 1.44 - 6.86	0.02 1.54 0.82 - 3.97	0.02 0.95 0.62 - 2.50	0.01 0.83 0.57 - 2.40	0.01 0.98 0.56 - 9.88	0.01 0.85 0.56 - 2.43	0.01 0.87 0.57 - 2.31	0.01 0.90 0.57 - 2.05	0.01 0.99 0.56 - 2.45	0.01 0.86 0.55 - 1.86	0.01 0.82 0.57 - 2.44
KBNDM	0.01 2.98 2.10 - 8.63	0.02 2.02 1.28 - 5.82	0.01 1.39 0.87 - 3.10	0.02 1.14 0.65 - 2.75	0.02 0.90 0.59 - 2.17	0.02 0.99 0.55 - 2.13	0.02 0.81 0.50 - 1.78	0.02 0.91 0.48 - 2.69	0.01 0.75 0.50 - 2.31	0.02 0.95 0.49 - 2.03	0.02 0.83 0.48 - 1.85	0.02 0.88 0.51 - 2.02
FS-W2	0.04 1.95 1.35 - 5.53	0.05 1.48 0.94 - 4.75	0.04 1.04 0.72 - 3.12	0.04 0.93 0.60 - 2.63	0.05 0.96 0.57 - 2.18	0.00 - 0.07 - 2.80	0.00 - 0.04 - 4.84	0.05 0.75 0.50 - 2.00	0.00 - 0.04 - 1.99	0.00 - 0.04 - 0.95	0.00 - 0.12 - 0.83	0.00 - 0.06 - 1.46
LWFR5	0.01 2.10 1.46 - 6.07	0.02 2.28 1.43 - 12.51	0.07 3.02 1.75 - 25.16	0.07 1.04 0.59 - 2.81	0.09 1.06 0.52 - 2.13	0.08 0.83 0.52 - 4.83	0.08 0.84 0.50 - 1.91	0.07 0.69 0.49 - 1.96	0.08 0.69 0.49 - 2.18	0.10 0.76 0.46 - 2.82	0.12 0.74 0.50 - 2.97	0.19 1.21 0.50 - 22.00
QF43	0.02 2.28 1.45 - 5.61	0.02 2.48 1.41 - 5.88	0.02 1.09 0.73 - 3.71	0.02 0.83 0.57 - 2.44	0.02 0.84 0.49 - 4.25	0.02 0.73 0.47 - 1.85	0.02 0.78 0.46 - 1.59	0.02 0.64 0.44 - 1.46	0.02 0.64 0.41 - 2.70	0.02 0.62 0.42 - 1.46	0.02 0.64 0.42 - 2.49	0.02 0.65 0.43 - 2.27
SBNDM-W2	0.02 1.74 1.00 - 6.12	0.01 1.16 0.72 - 3.08	0.02 1.12 0.62 - 3.60	0.01 0.87 0.54 - 2.50	0.02 0.84 0.53 - 2.17	0.02 0.91 0.55 - 2.33	0.02 0.86 0.51 - 2.33	0.02 0.87 0.52 - 2.24	0.02 0.78 0.53 - 3.09	0.02 0.86 0.52 - 2.30	0.02 0.80 0.53 - 1.91	0.02 0.91 0.53 - 4.90
WFR2	0.06 2.56 1.52 - 7.19	0.07 1.46 0.85 - 4.01	0.08 1.48 0.67 - 3.09	0.06 0.90 0.54 - 3.11	0.07 0.88 0.54 - 1.92	0.06 0.74 0.54 - 1.88	0.08 0.91 0.51 - 2.37	0.08 0.85 0.49 - 1.95	0.07 0.69 0.48 - 2.12	0.08 0.72 0.46 - 3.84	0.11 0.91 0.47 - 5.95	0.17 1.86 0.49 - 20.68
TWFRQ2	0.06 1.86 1.18 - 5.53	0.07 1.27 0.74 - 3.32	0.06 0.95 0.61 - 2.62	0.07 0.95 0.54 - 1.94	0.08 1.00 0.51 - 1.79	0.07 0.83 0.53 - 1.72	0.07 0.80 0.50 - 2.51	0.06 0.71 0.47 - 2.27	0.08 0.86 0.46 - 4.10	0.07 0.77 0.46 - 3.48	0.10 1.13 0.46 - 5.74	0.10 1.58 0.47 - 31.64
TWFRQ4	0.02 2.46 1.45 - 6.88	0.06 2.54 1.60 - 10.64	0.06 1.01 0.72 - 3.38	0.07 0.97 0.56 - 2.34	0.06 0.79 0.50 - 1.96	0.07 0.82 0.49 - 2.16	0.06 0.69 0.49 - 1.72	0.07 0.77 0.48 - 3.31	0.07 0.72 0.46 - 2.00	0.07 0.75 0.45 - 2.87	0.07 0.74 0.46 - 2.72	0.08 1.19 0.45 - 11.98
WOM	0.02 3.05 1.87 - 7.50	0.02 2.23 1.36 - 7.32	0.02 1.55 0.98 - 4.27	0.02 1.13 0.74 - 4.35	0.02 0.94 0.63 - 2.54	0.02 0.99 0.61 - 3.05	0.02 0.92 0.52 - 2.13	0.02 0.83 0.50 - 2.42	0.02 0.84 0.54 - 1.86	0.03 0.82 0.48 - 1.72	0.03 0.72 0.47 - 1.81	0.03 0.59 0.45 - 1.37
LIBC1	0.01 1.61 1.07 - 4.28	0.01 1.23 0.80 - 4.59	0.01 1.17 0.63 - 3.47	0.01 0.83 0.52 - 2.70	0.01 0.80 0.49 - 5.06	0.01 0.88 0.49 - 1.94	0.01 0.83 0.49 - 3.42	0.01 0.91 0.46 - 1.83	0.01 0.80 0.51 - 2.09	0.01 0.78 0.48 - 1.85	0.01 0.73 0.48 - 1.71	0.01 0.74 0.44 - 1.87
MUSL1	0.00 0.13 0.00 - 2.61	0.00 0.57 0.01 - 3.05	0.00 0.52 0.01 - 2.51	0.00 0.50 0.01 - 3.47	0.00 0.46 0.01 - 2.03	0.00 0.43 0.01 - 1.79	0.00 0.39 0.01 - 1.84	0.01 0.46 0.01 - 1.79	0.01 0.42 0.01 - 1.77	0.01 0.38 0.02 - 1.44	0.01 0.36 0.03 - 1.54	0.03 0.38 0.02 - 1.34
SIMDKR	0.02 0.89 0.47 - 2.19	0.02 0.82 0.47 - 3.88	0.01 0.75 0.50 - 2.17	0.01 0.78 0.48 - 6.26	0.01 0.76 0.47 - 2.07	0.01 0.76 0.50 - 2.41	0.02 0.87 0.48 - 2.26	0.01 0.84 0.50 - 1.94	0.01 0.69 0.48 - 1.79	0.01 0.73 0.47 - 1.94	0.01 0.72 0.48 - 2.89	0.01 0.72 0.48 - 1.78
EPSM	0.01 0.83 0.50 - 1.95	0.05 0.95 0.60 - 12.99	0.02 0.93 0.59 - 2.58	0.03 1.08 0.67 - 2.90	0.02 0.74 0.53 - 1.81	0.02 0.68 0.51 - 2.73	0.03 0.75 0.47 - 1.65	0.04 0.75 0.48 - 1.67	0.05 0.75 0.49 - 1.98	0.09 0.83 0.50 - 1.94	0.15 0.79 0.55 - 2.56	0.36 1.15 0.70 - 3.93

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.