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 15:52:25

Text rand64 (alphabet : 64 - size : 1048576 bytes)

	2	4	8	16	32	64	128	256	512	1024	2048	4096
TVSBS	0.30 4.98 2.25 - 7.42	0.29 3.58 1.73 - 5.77	0.27 2.48 1.26 - 4.01	0.32 2.26 1.48 - 3.47	0.31 1.83 1.27 - 2.82	0.32 1.63 1.15 - 2.69	0.31 1.64 1.10 - 2.79	0.27 1.52 1.12 - 2.63	0.32 1.73 1.28 - 2.34	0.24 1.06 0.63 - 1.95	0.25 1.04 0.59 - 1.84	0.21 0.83 0.57 - 3.29
FJS	0.01 3.11 1.95 - 6.16	0.02 2.38 1.37 - 4.40	0.02 2.31 1.00 - 3.21	0.02 1.70 1.19 - 2.73	0.02 1.40 1.04 - 2.41	0.02 1.32 0.95 - 2.14	0.02 1.12 0.91 - 2.31	0.03 1.21 0.90 - 2.08	0.03 1.28 0.88 - 2.00	0.03 1.05 0.54 - 1.72	0.04 1.00 0.55 - 1.79	0.04 0.85 0.56 - 1.95
HASH8	0.02 2.55 1.45 - 4.47	0.01 2.05 1.45 - 4.23	0.02 18.86 8.91 - 26.64	0.02 2.88 2.12 - 5.63	0.02 1.85 1.28 - 2.72	0.02 1.45 1.02 - 2.16	0.02 1.16 0.88 - 1.93	0.02 1.14 0.85 - 1.72	0.02 1.44 1.06 - 2.09	0.02 1.27 0.63 - 1.81	0.03 1.21 0.63 - 1.94	0.02 0.88 0.62 - 2.16
SO	0.02 2.60 1.20 - 4.51	0.01 1.96 1.20 - 12.09	0.02 2.02 1.19 - 4.28	0.02 2.62 1.83 - 4.94	0.02 2.86 1.75 - 6.85	0.02 2.07 1.61 - 4.32	0.02 2.22 1.64 - 13.54	0.02 2.21 1.62 - 3.84	0.02 2.26 1.61 - 4.44	0.02 1.93 1.08 - 4.50	0.02 1.83 1.06 - 3.60	0.02 1.52 1.08 - 4.28
SBNDM	0.03 3.47 1.78 - 8.30	0.03 1.71 0.90 - 2.95	0.03 1.34 0.64 - 2.10	0.04 1.24 0.80 - 2.05	0.03 1.04 0.77 - 1.95	0.03 1.42 0.95 - 1.90	0.03 1.30 0.96 - 2.53	0.03 1.42 0.98 - 2.41	0.04 1.36 0.95 - 3.90	0.03 1.21 0.61 - 2.05	0.03 1.18 0.63 - 2.04	0.02 0.80 0.62 - 3.36
LBNDM	0.02 2.21 1.14 - 5.50	0.02 2.10 0.87 - 3.25	0.02 1.46 0.72 - 2.60	0.02 1.55 1.00 - 2.36	0.02 1.34 0.94 - 5.46	0.02 1.09 0.79 - 1.87	0.02 1.08 0.79 - 1.67	0.02 1.10 0.75 - 1.88	0.02 0.82 0.46 - 3.33	0.02 0.72 0.45 - 1.45	0.02 0.92 0.46 - 1.61	0.02 0.84 0.55 - 3.06
SBNDM2	0.02 2.34 1.19 - 5.64	0.02 1.43 0.73 - 2.59	0.02 1.17 0.57 - 1.75	0.02 1.16 0.81 - 1.90	0.02 1.01 0.76 - 1.58	0.02 1.07 0.75 - 1.73	0.02 1.09 0.76 - 1.77	0.02 1.10 0.76 - 1.85	0.02 0.79 0.47 - 1.64	0.02 0.92 0.46 - 1.96	0.02 0.99 0.47 - 1.70	0.02 0.69 0.45 - 1.92
SBNDM-BMH	0.03 3.10 1.61 - 5.38	0.03 2.46 1.05 - 3.54	0.02 1.46 0.80 - 2.54	0.03 1.66 1.06 - 2.36	0.03 1.30 0.97 - 2.02	0.03 1.26 0.97 - 2.05	0.03 1.29 0.95 - 2.46	0.03 1.36 0.97 - 2.27	0.03 1.06 0.61 - 2.17	0.03 1.15 0.60 - 2.00	0.03 1.14 0.60 - 2.13	0.03 1.13 0.61 - 2.20
FNDM	0.02 2.02 1.14 - 12.03	0.02 1.67 0.85 - 3.18	0.02 1.67 0.74 - 2.80	0.02 1.59 0.95 - 2.13	0.02 1.29 0.96 - 2.12	0.02 1.34 0.93 - 2.84	0.02 1.30 0.94 - 2.03	0.02 1.32 0.94 - 2.17	0.02 0.98 0.60 - 2.28	0.02 1.06 0.60 - 1.97	0.02 1.30 0.59 - 2.10	0.02 1.04 0.59 - 1.92
FSBNDM	0.02 1.84 0.90 - 3.32	0.02 1.26 0.68 - 10.97	0.01 0.97 0.55 - 1.76	0.02 1.23 0.84 - 2.24	0.02 1.11 0.74 - 1.69	0.02 1.11 0.76 - 1.89	0.02 1.03 0.76 - 1.98	0.02 1.11 0.77 - 1.89	0.02 0.81 0.47 - 1.41	0.02 0.99 0.47 - 1.75	0.02 0.93 0.46 - 1.70	0.01 0.64 0.48 - 1.78
SBNDMQ8	0.01 2.26 1.45 - 5.92	0.01 2.16 1.45 - 4.34	0.01 4.79 3.04 - 11.33	0.02 1.81 1.16 - 3.02	0.02 1.26 0.88 - 2.24	0.02 1.34 0.89 - 2.39	0.02 1.25 0.89 - 1.88	0.02 1.38 0.88 - 4.92	0.02 1.09 0.55 - 1.95	0.02 1.06 0.55 - 1.88	0.02 1.13 0.56 - 1.85	0.02 0.91 0.55 - 2.24
UFNDMQ2	0.02 1.65 0.99 - 3.13	0.02 1.40 0.72 - 2.52	0.02 1.02 0.56 - 2.29	0.03 1.24 0.84 - 2.22	0.01 1.02 0.75 - 1.61	0.02 1.13 0.77 - 1.88	0.01 1.06 0.76 - 1.90	0.02 1.15 0.77 - 1.69	0.01 0.89 0.47 - 1.83	0.01 0.98 0.47 - 1.69	0.01 0.96 0.50 - 1.69	0.01 0.85 0.47 - 2.11
UFNDMQ8	0.02 3.00 1.45 - 4.36	0.02 2.74 1.43 - 5.56	0.03 2.03 0.81 - 10.15	0.03 1.53 1.00 - 2.55	0.01 1.29 0.89 - 2.35	0.02 1.34 0.91 - 1.93	0.02 1.31 0.91 - 3.30	0.01 1.28 0.91 - 2.80	0.01 0.82 0.56 - 2.21	0.01 1.13 0.55 - 2.07	0.01 1.15 0.56 - 1.79	0.01 1.00 0.56 - 2.25
KBNDM	0.02 3.99 2.05 - 7.75	0.02 2.64 1.25 - 4.34	0.02 1.82 1.29 - 3.84	0.02 1.57 1.04 - 2.72	0.02 1.31 0.91 - 2.10	0.02 1.23 0.90 - 1.72	0.02 1.13 0.85 - 2.19	0.03 1.11 0.78 - 1.82	0.02 0.83 0.48 - 1.77	0.02 1.08 0.50 - 1.64	0.02 0.89 0.49 - 1.50	0.02 0.84 0.48 - 1.66
FS-W2	0.05 2.79 1.40 - 4.47	0.05 1.69 0.95 - 2.90	0.06 1.57 1.09 - 2.31	0.07 1.45 0.95 - 2.44	0.06 1.16 0.87 - 1.94	0.06 1.17 0.85 - 1.68	0.06 1.12 0.82 - 1.95	0.07 1.16 0.80 - 1.84	0.07 1.01 0.51 - 1.56	0.07 0.92 0.51 - 1.86	0.10 1.13 0.52 - 1.69	0.10 0.83 0.54 - 1.76
LWFR5	0.02 2.57 1.45 - 4.45	0.02 2.35 1.44 - 5.56	0.09 4.29 2.57 - 10.29	0.11 1.53 0.96 - 2.14	0.09 1.13 0.87 - 2.37	0.10 1.17 0.83 - 1.85	0.10 1.10 0.79 - 3.13	0.11 1.19 0.77 - 2.07	0.11 1.01 0.47 - 1.65	0.11 0.80 0.46 - 2.08	0.15 0.93 0.48 - 1.63	0.17 0.80 0.50 - 1.89
QF43	0.02 2.90 1.44 - 4.37	0.02 2.46 1.44 - 6.07	0.03 1.82 1.12 - 5.20	0.03 1.34 0.92 - 1.88	0.03 1.19 0.81 - 2.00	0.03 1.09 0.76 - 1.93	0.03 1.05 0.74 - 5.97	0.03 1.01 0.70 - 1.65	0.03 0.82 0.42 - 1.50	0.03 0.83 0.42 - 1.64	0.03 0.74 0.41 - 1.57	0.03 0.70 0.41 - 1.36
SBNDM-W2	0.02 2.24 1.05 - 4.56	0.02 1.32 0.79 - 2.73	0.02 1.59 1.01 - 11.05	0.02 1.47 0.95 - 1.91	0.02 1.17 0.80 - 1.69	0.02 1.06 0.79 - 1.89	0.05 1.40 0.83 - 17.74	0.02 1.18 0.80 - 1.82	0.02 1.03 0.51 - 1.86	0.02 0.90 0.51 - 1.91	0.01 0.72 0.51 - 2.07	0.02 1.03 0.51 - 2.13
WFR2	0.07 2.80 1.46 - 5.15	0.08 1.70 0.83 - 3.75	0.11 1.68 1.02 - 2.43	0.10 1.40 0.86 - 1.85	0.10 1.24 0.82 - 1.72	0.09 1.09 0.80 - 1.93	0.09 1.16 0.81 - 2.41	0.11 1.28 0.81 - 1.78	0.08 0.83 0.47 - 1.83	0.10 0.87 0.46 - 2.00	0.12 0.78 0.47 - 1.59	0.14 0.74 0.48 - 2.02
TWFRQ2	0.07 2.25 1.19 - 6.51	0.07 1.20 0.73 - 2.81	0.09 1.36 0.95 - 2.30	0.10 1.27 0.90 - 1.91	0.09 1.17 0.82 - 1.80	0.09 1.12 0.78 - 1.64	0.11 1.26 0.80 - 7.83	0.10 1.22 0.79 - 1.88	0.08 0.87 0.47 - 1.71	0.08 0.72 0.45 - 1.93	0.09 0.77 0.45 - 1.59	0.11 0.82 0.45 - 1.93
TWFRQ4	0.02 3.03 1.46 - 4.60	0.08 3.06 1.58 - 6.27	0.09 1.54 1.09 - 2.74	0.10 1.38 0.90 - 2.78	0.09 1.09 0.84 - 1.77	0.09 1.13 0.80 - 1.79	0.14 1.32 0.78 - 11.07	0.10 1.10 0.75 - 1.89	0.09 0.90 0.45 - 1.46	0.09 0.86 0.45 - 1.76	0.08 0.74 0.44 - 1.63	0.09 0.71 0.46 - 2.00
WOM	0.02 3.85 1.94 - 6.53	0.02 2.34 1.38 - 4.38	0.03 2.23 1.51 - 3.55	0.03 1.78 1.18 - 2.79	0.03 1.35 1.02 - 2.22	0.03 1.24 0.92 - 1.98	0.03 1.21 0.88 - 2.47	0.03 1.12 0.84 - 2.04	0.03 0.98 0.53 - 2.14	0.03 0.98 0.53 - 1.85	0.03 0.82 0.52 - 1.85	0.05 1.04 0.54 - 1.68
LIBC1	0.01 1.71 1.05 - 4.13	0.01 1.40 0.81 - 2.79	0.01 1.28 0.96 - 2.37	0.01 1.10 0.81 - 5.37	0.02 1.19 0.79 - 1.91	0.01 1.10 0.78 - 4.79	0.01 1.12 0.79 - 3.44	0.01 1.19 0.85 - 2.35	0.01 1.02 0.52 - 1.63	0.01 1.11 0.52 - 1.73	0.01 0.81 0.53 - 1.84	0.01 0.86 0.52 - 1.64
MUSL1	0.00 0.02 0.01 - 0.15	0.00 0.98 0.01 - 2.71	0.00 0.97 0.01 - 2.46	0.00 0.73 0.01 - 1.97	0.00 0.80 0.01 - 2.36	0.01 0.73 0.02 - 2.03	0.01 0.66 0.02 - 1.57	0.01 0.64 0.01 - 1.60	0.01 0.46 0.01 - 1.39	0.01 0.51 0.01 - 1.60	0.01 0.35 0.02 - 1.25	0.04 0.60 0.04 - 1.65
SIMDKR	0.02 0.85 0.47 - 1.59	0.02 0.98 0.48 - 1.57	0.02 1.21 0.79 - 1.62	0.02 1.06 0.77 - 1.72	0.02 1.15 0.76 - 2.40	0.02 1.06 0.76 - 2.07	0.02 1.17 0.77 - 5.41	0.02 1.19 0.82 - 1.78	0.02 1.05 0.47 - 1.80	0.02 0.99 0.48 - 1.57	0.01 0.76 0.47 - 1.75	0.02 0.95 0.48 - 1.69
EPSM	0.01 1.19 0.50 - 1.82	0.02 1.23 0.53 - 7.44	0.03 1.37 0.91 - 2.01	0.03 1.42 1.03 - 2.26	0.03 1.26 0.85 - 2.17	0.03 1.04 0.79 - 1.76	0.04 1.12 0.79 - 1.68	0.05 1.11 0.79 - 1.70	0.06 0.91 0.48 - 1.79	0.10 0.96 0.49 - 1.77	0.13 0.75 0.55 - 2.05	0.35 1.24 0.64 - 2.59

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.