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 15:39:19

Text rand32 (alphabet : 32 - size : 1048576 bytes)

	2	4	8	16	32	64	128	256	512	1024	2048	4096
TVSBS	0.28 4.42 2.13 - 7.88	0.24 2.84 1.61 - 5.62	0.26 2.30 1.22 - 3.93	0.24 1.62 0.95 - 3.56	0.22 1.27 0.79 - 2.61	0.24 1.19 0.71 - 2.35	0.23 1.15 0.67 - 2.27	0.21 1.02 0.65 - 2.25	0.30 1.52 0.77 - 2.28	0.22 1.03 0.68 - 3.13	0.21 0.93 0.65 - 2.16	0.22 0.97 0.62 - 2.17
FJS	0.02 4.20 2.09 - 6.38	0.02 2.38 1.50 - 4.79	0.02 1.77 1.07 - 4.22	0.02 1.34 0.82 - 2.84	0.02 1.17 0.69 - 4.04	0.02 1.05 0.62 - 1.96	0.02 1.15 0.60 - 2.00	0.02 1.18 0.59 - 2.03	0.02 0.98 0.60 - 2.09	0.02 0.88 0.61 - 3.63	0.03 0.94 0.59 - 2.59	0.05 1.25 0.62 - 2.17
HASH8	0.02 3.07 1.46 - 6.21	0.01 2.26 1.46 - 5.71	0.02 17.49 8.91 - 28.32	0.01 2.32 1.41 - 4.43	0.01 1.36 0.83 - 2.57	0.01 0.88 0.63 - 2.12	0.02 0.91 0.55 - 1.82	0.01 0.80 0.52 - 1.78	0.02 0.90 0.61 - 1.69	0.02 0.90 0.65 - 3.84	0.02 0.88 0.62 - 1.76	0.03 1.06 0.63 - 2.06
SO	0.02 2.24 1.18 - 5.65	0.02 2.04 1.20 - 5.37	0.02 2.13 1.22 - 4.58	0.02 2.05 1.19 - 5.99	0.02 2.00 1.20 - 5.13	0.01 1.66 1.07 - 3.61	0.02 2.00 1.08 - 4.54	0.01 1.46 1.08 - 5.20	0.02 1.74 1.08 - 4.33	0.02 1.67 1.08 - 4.53	0.01 1.65 1.07 - 3.38	0.02 2.19 1.10 - 3.26
SBNDM	0.03 3.47 1.79 - 6.54	0.03 1.63 0.92 - 3.05	0.03 1.31 0.66 - 2.49	0.03 0.90 0.52 - 1.79	0.03 0.83 0.48 - 1.65	0.02 0.79 0.59 - 1.93	0.03 1.13 0.58 - 2.06	0.02 0.86 0.60 - 2.21	0.02 0.99 0.57 - 1.90	0.02 0.82 0.60 - 3.06	0.02 0.92 0.58 - 2.08	0.03 1.17 0.59 - 1.83
LBNDM	0.02 2.69 1.12 - 4.35	0.02 1.90 0.94 - 4.20	0.02 1.92 0.87 - 3.96	0.01 1.23 0.76 - 2.64	0.02 1.08 0.57 - 1.93	0.01 0.80 0.48 - 1.74	0.01 0.80 0.50 - 1.54	0.01 0.76 0.49 - 1.69	0.01 0.71 0.48 - 1.58	0.02 0.87 0.49 - 1.78	0.02 1.10 0.59 - 2.26	0.02 3.48 1.95 - 7.40
SBNDM2	0.01 1.97 1.21 - 3.98	0.02 1.33 0.71 - 2.94	0.02 0.94 0.55 - 1.85	0.02 0.84 0.49 - 1.77	0.02 0.92 0.47 - 1.74	0.02 0.82 0.47 - 1.61	0.01 0.71 0.46 - 1.58	0.02 0.81 0.47 - 1.59	0.01 0.64 0.46 - 1.59	0.02 1.04 0.47 - 1.69	0.02 0.92 0.46 - 1.85	0.02 0.94 0.47 - 1.44
SBNDM-BMH	0.03 3.36 1.67 - 5.35	0.02 1.85 1.14 - 4.31	0.02 1.33 0.88 - 4.36	0.02 1.25 0.76 - 2.44	0.03 1.39 0.60 - 2.02	0.03 1.09 0.58 - 2.01	0.02 1.02 0.58 - 2.42	0.02 0.87 0.59 - 1.93	0.02 1.08 0.58 - 1.87	0.02 0.92 0.57 - 2.10	0.02 1.02 0.62 - 2.17	0.03 1.24 0.59 - 2.01
FNDM	0.01 2.18 1.23 - 5.18	0.01 1.73 0.97 - 3.57	0.02 1.40 0.78 - 3.16	0.02 1.33 0.75 - 2.53	0.01 0.90 0.58 - 2.03	0.02 1.05 0.59 - 2.11	0.01 0.89 0.56 - 2.03	0.02 1.18 0.58 - 1.93	0.02 0.91 0.57 - 5.51	0.02 0.96 0.58 - 2.58	0.02 1.22 0.56 - 1.90	0.02 1.34 0.59 - 1.96
FSBNDM	0.01 1.72 1.02 - 3.75	0.02 1.34 0.73 - 5.11	0.02 1.04 0.57 - 1.84	0.02 1.00 0.50 - 1.75	0.02 1.00 0.47 - 1.64	0.01 0.74 0.47 - 1.91	0.02 0.94 0.47 - 1.64	0.02 0.68 0.47 - 2.75	0.02 0.91 0.47 - 1.50	0.01 0.77 0.47 - 1.74	0.02 0.97 0.47 - 1.49	0.02 0.87 0.47 - 2.02
SBNDMQ8	0.01 1.94 1.43 - 5.69	0.02 2.57 1.45 - 5.71	0.02 5.63 3.02 - 12.73	0.02 1.47 0.75 - 3.19	0.02 1.10 0.55 - 2.17	0.01 0.75 0.55 - 2.05	0.01 0.77 0.54 - 2.16	0.01 0.75 0.54 - 2.10	0.02 0.95 0.55 - 2.07	0.02 0.98 0.54 - 2.06	0.02 1.11 0.55 - 4.40	0.02 1.17 0.55 - 1.85
UFNDMQ2	0.02 1.70 0.99 - 4.24	0.02 1.13 0.73 - 2.65	0.02 1.06 0.58 - 1.93	0.02 0.86 0.51 - 2.05	0.01 0.95 0.47 - 1.78	0.01 0.91 0.48 - 1.67	0.01 0.65 0.48 - 1.63	0.01 0.65 0.47 - 1.67	0.01 0.70 0.47 - 1.66	0.01 0.76 0.48 - 1.76	0.01 0.88 0.47 - 1.50	0.01 0.87 0.48 - 1.75
UFNDMQ8	0.01 2.00 1.44 - 5.09	0.02 2.35 1.44 - 5.35	0.02 1.48 0.80 - 3.24	0.02 1.01 0.63 - 2.42	0.01 1.04 0.57 - 2.42	0.01 0.87 0.55 - 2.24	0.01 1.01 0.56 - 1.96	0.03 0.91 0.56 - 8.22	0.01 0.75 0.56 - 2.57	0.01 1.03 0.56 - 2.13	0.01 0.93 0.56 - 2.39	0.01 0.98 0.56 - 2.04
KBNDM	0.02 3.30 2.10 - 8.29	0.02 2.04 1.27 - 4.24	0.01 1.33 0.86 - 2.75	0.02 1.08 0.67 - 2.18	0.02 0.91 0.56 - 2.31	0.02 0.97 0.53 - 1.65	0.02 0.76 0.49 - 1.74	0.02 0.76 0.48 - 2.20	0.02 0.81 0.51 - 5.50	0.01 0.73 0.48 - 3.47	0.02 0.88 0.49 - 1.88	0.02 0.99 0.48 - 1.90
FS-W2	0.04 2.20 1.53 - 5.28	0.06 2.01 1.01 - 3.11	0.05 1.35 0.75 - 2.50	0.04 0.95 0.63 - 2.14	0.05 0.93 0.57 - 1.94	0.05 1.02 0.54 - 1.72	0.05 0.89 0.53 - 1.95	0.04 0.70 0.52 - 1.91	0.05 0.83 0.54 - 3.15	0.06 0.83 0.54 - 1.91	0.08 0.89 0.54 - 1.79	0.13 1.07 0.56 - 2.09
LWFR5	0.01 2.04 1.45 - 5.70	0.02 2.38 1.43 - 4.40	0.08 3.61 1.78 - 7.65	0.07 1.03 0.59 - 2.26	0.09 1.01 0.52 - 1.72	0.08 0.83 0.50 - 1.98	0.07 0.77 0.49 - 1.68	0.07 0.65 0.48 - 1.49	0.08 0.70 0.47 - 1.67	0.10 0.75 0.46 - 1.93	0.15 0.87 0.47 - 2.02	0.18 0.80 0.53 - 1.60
QF43	0.01 1.96 1.43 - 5.46	0.01 2.26 1.45 - 4.52	0.03 1.41 0.72 - 2.68	0.03 1.06 0.55 - 2.18	0.03 1.00 0.49 - 1.54	0.03 0.86 0.46 - 1.73	0.02 0.77 0.45 - 1.57	0.02 0.68 0.44 - 1.57	0.02 0.63 0.42 - 1.62	0.03 0.80 0.42 - 1.48	0.03 0.84 0.41 - 1.44	0.04 0.78 0.41 - 1.60
SBNDM-W2	0.01 1.75 1.17 - 5.18	0.02 1.86 0.84 - 3.15	0.01 1.19 0.75 - 2.49	0.01 0.95 0.61 - 2.17	0.02 0.98 0.49 - 2.03	0.02 0.84 0.50 - 1.81	0.02 0.97 0.51 - 1.69	0.01 0.70 0.50 - 2.16	0.01 0.68 0.50 - 1.96	0.01 0.74 0.50 - 1.60	0.02 1.13 0.49 - 1.94	0.02 1.16 0.50 - 1.92
WFR2	0.06 2.35 1.48 - 5.64	0.08 1.77 0.86 - 2.87	0.07 1.18 0.66 - 2.17	0.07 1.05 0.55 - 2.06	0.08 1.00 0.53 - 2.05	0.07 0.87 0.52 - 2.07	0.07 0.85 0.53 - 1.71	0.08 0.85 0.53 - 4.37	0.07 0.74 0.48 - 1.55	0.13 1.07 0.46 - 1.84	0.15 1.05 0.46 - 1.62	0.19 1.04 0.48 - 1.64
TWFRQ2	0.06 1.70 1.18 - 4.88	0.08 1.59 0.75 - 2.59	0.06 0.94 0.61 - 2.11	0.06 0.87 0.55 - 2.08	0.09 1.16 0.54 - 2.02	0.08 0.96 0.52 - 2.12	0.09 1.09 0.52 - 1.72	0.07 0.85 0.51 - 2.08	0.07 0.77 0.47 - 2.04	0.07 0.69 0.45 - 1.48	0.09 0.74 0.45 - 1.49	0.12 0.92 0.45 - 1.94
TWFRQ4	0.01 1.81 1.42 - 4.83	0.08 2.90 1.57 - 7.34	0.07 1.22 0.71 - 2.59	0.07 0.93 0.56 - 2.00	0.06 0.77 0.51 - 2.04	0.08 0.86 0.49 - 1.60	0.08 0.92 0.48 - 1.56	0.07 0.75 0.48 - 1.86	0.08 0.69 0.44 - 3.84	0.08 0.82 0.44 - 1.64	0.10 0.90 0.45 - 1.54	0.14 1.07 0.45 - 1.60
WOM	0.02 3.04 2.05 - 7.75	0.03 2.86 1.42 - 5.25	0.02 1.69 1.03 - 3.35	0.03 1.62 0.79 - 2.58	0.02 0.87 0.68 - 2.37	0.02 0.96 0.61 - 1.82	0.02 0.83 0.57 - 1.77	0.02 0.90 0.57 - 2.02	0.03 0.91 0.57 - 3.82	0.03 1.06 0.56 - 1.96	0.04 1.10 0.57 - 1.72	0.03 0.82 0.57 - 1.69
LIBC1	0.01 1.44 1.06 - 3.55	0.01 1.28 0.78 - 3.29	0.01 0.95 0.60 - 1.98	0.01 0.87 0.55 - 1.94	0.01 0.73 0.50 - 2.25	0.01 0.75 0.49 - 1.74	0.01 0.85 0.50 - 1.65	0.01 0.79 0.50 - 1.71	0.01 0.93 0.56 - 1.73	0.01 0.91 0.56 - 2.29	0.02 1.35 0.57 - 1.85	0.01 0.85 0.58 - 1.85
MUSL1	0.00 0.01 0.00 - 0.06	0.00 0.74 0.01 - 2.91	0.00 0.99 0.02 - 2.75	0.00 0.83 0.02 - 2.81	0.00 0.57 0.01 - 2.99	0.00 0.50 0.01 - 1.63	0.01 0.63 0.01 - 1.95	0.01 0.55 0.02 - 1.60	0.01 0.42 0.01 - 1.76	0.01 0.40 0.02 - 1.72	0.02 0.66 0.03 - 1.79	0.03 0.55 0.04 - 1.71
SIMDKR	0.01 0.62 0.49 - 1.65	0.02 0.96 0.49 - 1.72	0.01 0.69 0.50 - 1.74	0.01 0.72 0.48 - 1.54	0.02 0.81 0.49 - 2.02	0.02 0.86 0.49 - 1.60	0.01 0.75 0.49 - 1.94	0.02 0.87 0.50 - 2.19	0.02 0.74 0.49 - 2.58	0.01 0.71 0.49 - 1.76	0.02 0.93 0.48 - 1.77	0.02 1.02 0.50 - 1.54
EPSM	0.01 0.78 0.49 - 1.84	0.02 0.96 0.52 - 2.14	0.02 1.09 0.58 - 2.13	0.03 1.24 0.67 - 2.38	0.03 1.00 0.53 - 1.99	0.03 0.91 0.49 - 1.75	0.02 0.65 0.47 - 1.56	0.04 0.85 0.48 - 1.61	0.07 0.77 0.50 - 4.09	0.08 0.79 0.49 - 1.91	0.20 1.13 0.56 - 1.77	0.42 1.45 0.65 - 2.10

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.