Visualisasi Termodinamika

Brought to you by YData

Dataset statistics

Number of variables	9
Number of observations	57
Missing cells	0
Missing cells (%)	0.0%
Duplicate rows	3
Duplicate rows (%)	5.3%
Total size in memory	4.1 KiB
Average record size in memory	74.2 B

Variable types

Numeric	9

Alerts

Dataset has 3 (5.3%) duplicate rows	Duplicates
`Effisiensi Panas (%)` is highly overall correlated with `Energi Panas Pembakaran/Jam (Kj/kg)` and 2 other fields	High correlation
`Effisiensi Volumetrik (%)` is highly overall correlated with `Manometer H (m)`	High correlation
`Energi Panas Pembakaran/Jam (Kj/kg)` is highly overall correlated with `Effisiensi Panas (%)` and 5 other fields	High correlation
`Manometer H (m)` is highly overall correlated with `Effisiensi Volumetrik (%)` and 4 other fields	High correlation
`Massa Bahan Bakar (gram)` is highly overall correlated with `Energi Panas Pembakaran/Jam (Kj/kg)` and 4 other fields	High correlation
`Massa Bhn.Bakar/det (Kg/det)` is highly overall correlated with `Effisiensi Panas (%)` and 2 other fields	High correlation
`Pemakaian Bhn. Bakar Spesifik (SFC)` is highly overall correlated with `Massa Bahan Bakar (gram)`	High correlation
`Putaran (rpm)` is highly overall correlated with `Energi Panas Pembakaran/Jam (Kj/kg)` and 3 other fields	High correlation
`Volume Bahan Bakar (cc)` is highly overall correlated with `Effisiensi Panas (%)` and 5 other fields	High correlation

Reproduction

Analysis started	2025-07-26 07:22:12.677298
Analysis finished	2025-07-26 07:22:16.804454
Duration	4.13 seconds
Software version	ydata-profiling vv4.16.1
Download configuration	config.json

Putaran (rpm)
Real number (ℝ)

High correlation

Distinct	24
Distinct (%)	42.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	2785.7018

Minimum	2000
Maximum	3500
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	584.0 B

Quantile statistics

Minimum	2000
5-th percentile	2421.2
Q1	2643
median	2786
Q3	2929
95-th percentile	3264.2
Maximum	3500
Range	1500
Interquartile range (IQR)	286

Descriptive statistics

Standard deviation	255.85647
Coefficient of variation (CV)	0.091846326
Kurtosis	2.0229491
Mean	2785.7018
Median Absolute Deviation (MAD)	143
Skewness	-0.063227327
Sum	158785
Variance	65462.534
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=24)

Value	Count	Frequency (%)
2786	9	15.8%
2643	6	10.5%
3000	5	8.8%
2714	4	7.0%
2893	3	5.3%
2857	3	5.3%
2821	3	5.3%
2571	3	5.3%
2929	3	5.3%
2964	2	3.5%
Other values (14)	16	28.1%

Value	Count	Frequency (%)
2000	1	1.8%
2214	1	1.8%
2250	1	1.8%
2464	1	1.8%
2500	1	1.8%
2536	1	1.8%
2571	3	5.3%
2607	2	3.5%
2643	6	10.5%
2679	1	1.8%

Value	Count	Frequency (%)
3500	1	1.8%
3357	1	1.8%
3321	1	1.8%
3250	1	1.8%
3071	1	1.8%
3000	5	8.8%
2964	2	3.5%
2929	3	5.3%
2893	3	5.3%
2857	3	5.3%

Volume Bahan Bakar (cc)
Real number (ℝ)

High correlation

Distinct	9
Distinct (%)	15.8%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	11.701754

Minimum	7
Maximum	15
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	584.0 B

Quantile statistics

Minimum	7
5-th percentile	9.8
Q1	11
median	12
Q3	12
95-th percentile	14
Maximum	15
Range	8
Interquartile range (IQR)	1

Descriptive statistics

Standard deviation	1.3088287
Coefficient of variation (CV)	0.11184893
Kurtosis	3.4007391
Mean	11.701754
Median Absolute Deviation (MAD)	1
Skewness	-0.85559789
Sum	667
Variance	1.7130326
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=9)

Value	Count	Frequency (%)
12	26	45.6%
11	16	28.1%
13	6	10.5%
14	3	5.3%
10	2	3.5%
8	1	1.8%
15	1	1.8%
9	1	1.8%
7	1	1.8%

Value	Count	Frequency (%)
7	1	1.8%
8	1	1.8%
9	1	1.8%
10	2	3.5%
11	16	28.1%
12	26	45.6%
13	6	10.5%
14	3	5.3%
15	1	1.8%

Value	Count	Frequency (%)
15	1	1.8%
14	3	5.3%
13	6	10.5%
12	26	45.6%
11	16	28.1%
10	2	3.5%
9	1	1.8%
8	1	1.8%
7	1	1.8%

Massa Bahan Bakar (gram)
Real number (ℝ)

High correlation

Distinct	22
Distinct (%)	38.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	9.0259649

Minimum	5.25
Maximum	11.25
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	584.0 B

Quantile statistics

Minimum	5.25
5-th percentile	7.734
Q1	8.68
median	9
Q3	9.43
95-th percentile	10.5
Maximum	11.25
Range	6
Interquartile range (IQR)	0.75

Descriptive statistics

Standard deviation	0.90701996
Coefficient of variation (CV)	0.10049008
Kurtosis	5.1212271
Mean	9.0259649
Median Absolute Deviation (MAD)	0.32
Skewness	-1.1838133
Sum	514.48
Variance	0.82268521
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=22)

Value	Count	Frequency (%)
9	9	15.8%
9.21	6	10.5%
9.32	5	8.8%
9.43	4	7.0%
8.68	4	7.0%
8.25	3	5.3%
8.57	3	5.3%
8.89	2	3.5%
8.79	2	3.5%
9.96	2	3.5%
Other values (12)	17	29.8%

Value	Count	Frequency (%)
5.25	1	1.8%
6.86	1	1.8%
7.39	1	1.8%
7.82	1	1.8%
8.04	2	3.5%
8.25	3	5.3%
8.57	3	5.3%
8.68	4	7.0%
8.79	2	3.5%
8.89	2	3.5%

Value	Count	Frequency (%)
11.25	1	1.8%
10.61	1	1.8%
10.5	2	3.5%
10.18	1	1.8%
9.96	2	3.5%
9.75	2	3.5%
9.64	2	3.5%
9.43	4	7.0%
9.32	5	8.8%
9.21	6	10.5%

Manometer H (m)
Real number (ℝ)

High correlation

Distinct	36
Distinct (%)	63.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	5.2859649

Minimum	2.5
Maximum	10
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	584.0 B

Quantile statistics

Minimum	2.5
5-th percentile	3
Q1	4.5
median	5
Q3	6.1
95-th percentile	8.12
Maximum	10
Range	7.5
Interquartile range (IQR)	1.6

Descriptive statistics

Standard deviation	1.4888201
Coefficient of variation (CV)	0.28165531
Kurtosis	1.2227516
Mean	5.2859649
Median Absolute Deviation (MAD)	0.9
Skewness	0.78740376
Sum	301.3
Variance	2.2165852
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=36)

Value	Count	Frequency (%)
4.6	7	12.3%
5	3	5.3%
4.5	3	5.3%
6.1	2	3.5%
6.5	2	3.5%
5.1	2	3.5%
4.1	2	3.5%
5.6	2	3.5%
3.9	2	3.5%
6.6	2	3.5%
Other values (26)	30	52.6%

Value	Count	Frequency (%)
2.5	1	1.8%
2.7	1	1.8%
3	2	3.5%
3.3	1	1.8%
3.4	1	1.8%
3.8	1	1.8%
3.9	2	3.5%
4.1	2	3.5%
4.3	1	1.8%
4.4	1	1.8%

Value	Count	Frequency (%)
10	1	1.8%
8.9	1	1.8%
8.6	1	1.8%
8	1	1.8%
7	1	1.8%
6.9	1	1.8%
6.7	2	3.5%
6.6	2	3.5%
6.5	2	3.5%
6.4	1	1.8%

Massa Bhn.Bakar/det (Kg/det)
Real number (ℝ)

High correlation

Distinct	10
Distinct (%)	17.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.00060526316

Minimum	0.00052
Maximum	0.00067
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	584.0 B

Quantile statistics

Minimum	0.00052
5-th percentile	0.00058
Q1	0.00059
median	0.00061
Q3	0.00062
95-th percentile	0.00064
Maximum	0.00067
Range	0.00015
Interquartile range (IQR)	3 × 10^-5

Descriptive statistics

Standard deviation	2.3230619 × 10^-5
Coefficient of variation (CV)	0.038381023
Kurtosis	2.9735213
Mean	0.00060526316
Median Absolute Deviation (MAD)	1 × 10^-5
Skewness	-0.61038143
Sum	0.0345
Variance	5.3966165 × 10^-10
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=10)

Value	Count	Frequency (%)
0.0006	12	21.1%
0.00061	11	19.3%
0.00062	8	14.0%
0.00059	7	12.3%
0.00058	7	12.3%
0.00063	6	10.5%
0.00064	3	5.3%
0.00055	1	1.8%
0.00067	1	1.8%
0.00052	1	1.8%

Value	Count	Frequency (%)
0.00052	1	1.8%
0.00055	1	1.8%
0.00058	7	12.3%
0.00059	7	12.3%
0.0006	12	21.1%
0.00061	11	19.3%
0.00062	8	14.0%
0.00063	6	10.5%
0.00064	3	5.3%
0.00067	1	1.8%

Value	Count	Frequency (%)
0.00067	1	1.8%
0.00064	3	5.3%
0.00063	6	10.5%
0.00062	8	14.0%
0.00061	11	19.3%
0.0006	12	21.1%
0.00059	7	12.3%
0.00058	7	12.3%
0.00055	1	1.8%
0.00052	1	1.8%

Pemakaian Bhn. Bakar Spesifik (SFC)
Real number (ℝ)

High correlation

Distinct	30
Distinct (%)	52.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.0046964912

Minimum	0.0024
Maximum	0.0076
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	584.0 B

Quantile statistics

Minimum	0.0024
5-th percentile	0.00288
Q1	0.0041
median	0.0046
Q3	0.0053
95-th percentile	0.00644
Maximum	0.0076
Range	0.0052
Interquartile range (IQR)	0.0012

Descriptive statistics

Standard deviation	0.0011431418
Coefficient of variation (CV)	0.24340337
Kurtosis	0.15042819
Mean	0.0046964912
Median Absolute Deviation (MAD)	0.0006
Skewness	0.41566768
Sum	0.2677
Variance	1.3067732 × 10^-6
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=30)

Value	Count	Frequency (%)
0.0041	6	10.5%
0.005	4	7.0%
0.0048	4	7.0%
0.0046	4	7.0%
0.0043	4	7.0%
0.0061	3	5.3%
0.0042	2	3.5%
0.0076	2	3.5%
0.0064	2	3.5%
0.0035	2	3.5%
Other values (20)	24	42.1%

Value	Count	Frequency (%)
0.0024	1	1.8%
0.0027	1	1.8%
0.0028	1	1.8%
0.0029	1	1.8%
0.0032	1	1.8%
0.0033	2	3.5%
0.0035	2	3.5%
0.0036	1	1.8%
0.0037	1	1.8%
0.0038	2	3.5%

Value	Count	Frequency (%)
0.0076	2	3.5%
0.0066	1	1.8%
0.0064	2	3.5%
0.0062	2	3.5%
0.0061	3	5.3%
0.0057	1	1.8%
0.0056	1	1.8%
0.0055	1	1.8%
0.0054	1	1.8%
0.0053	1	1.8%

Energi Panas Pembakaran/Jam (Kj/kg)
Real number (ℝ)

High correlation

Distinct	38
Distinct (%)	66.7%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	286801.9

Minimum	177409.5
Maximum	369603
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	584.0 B

Quantile statistics

Minimum	177409.5
5-th percentile	240347.56
Q1	272450
median	289346
Q3	296386
95-th percentile	344962.84
Maximum	369603
Range	192193.5
Interquartile range (IQR)	23936

Descriptive statistics

Standard deviation	31224.646
Coefficient of variation (CV)	0.10887182
Kurtosis	3.0432351
Mean	286801.9
Median Absolute Deviation (MAD)	14080
Skewness	-0.56890624
Sum	16347708
Variance	9.7497849 × 10⁸
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=38)

Value	Count	Frequency (%)
295682	5	8.8%
292866	4	7.0%
289346	3	5.3%
285826	3	5.3%
285122	2	3.5%
265410	2	3.5%
299202	2	3.5%
295682.4	2	3.5%
261186	2	3.5%
261890	2	3.5%
Other values (28)	30	52.6%

Value	Count	Frequency (%)
177409.5	1	1.8%
206978	1	1.8%
221761.8	1	1.8%
244994	1	1.8%
259074	1	1.8%
261186	2	3.5%
261890	2	3.5%
264002	1	1.8%
265410	2	3.5%
271042.2	1	1.8%

Value	Count	Frequency (%)
369603	1	1.8%
348483	1	1.8%
344963	1	1.8%
344962.8	1	1.8%
320323	1	1.8%
317507	1	1.8%
316803	2	3.5%
313283	1	1.8%
309763	1	1.8%
303426	1	1.8%

Effisiensi Panas (%)
Real number (ℝ)

High correlation

Distinct	30
Distinct (%)	52.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	3.627193

Minimum	3.25
Maximum	4.16
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	584.0 B

Quantile statistics

Minimum	3.25
5-th percentile	3.416
Q1	3.54
median	3.62
Q3	3.69
95-th percentile	3.802
Maximum	4.16
Range	0.91
Interquartile range (IQR)	0.15

Descriptive statistics

Standard deviation	0.14358614
Coefficient of variation (CV)	0.039586022
Kurtosis	3.0107574
Mean	3.627193
Median Absolute Deviation (MAD)	0.08
Skewness	0.73390375
Sum	206.75
Variance	0.02061698
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=30)

Value	Count	Frequency (%)
3.69	4	7.0%
3.48	4	7.0%
3.75	4	7.0%
3.64	3	5.3%
3.67	3	5.3%
3.58	3	5.3%
3.54	3	5.3%
3.53	3	5.3%
3.61	2	3.5%
3.4	2	3.5%
Other values (20)	26	45.6%

Value	Count	Frequency (%)
3.25	1	1.8%
3.4	2	3.5%
3.42	1	1.8%
3.46	1	1.8%
3.48	4	7.0%
3.49	1	1.8%
3.53	3	5.3%
3.54	3	5.3%
3.55	1	1.8%
3.57	2	3.5%

Value	Count	Frequency (%)
4.16	1	1.8%
3.98	1	1.8%
3.81	1	1.8%
3.8	2	3.5%
3.78	1	1.8%
3.76	1	1.8%
3.75	4	7.0%
3.74	2	3.5%
3.7	1	1.8%
3.69	4	7.0%

Effisiensi Volumetrik (%)
Real number (ℝ)

High correlation

Distinct	12
Distinct (%)	21.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	33.245614

Minimum	22
Maximum	39
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	584.0 B

Quantile statistics

Minimum	22
5-th percentile	29.8
Q1	31
median	33
Q3	35
95-th percentile	37.2
Maximum	39
Range	17
Interquartile range (IQR)	4

Descriptive statistics

Standard deviation	2.8553252
Coefficient of variation (CV)	0.085885772
Kurtosis	3.0078526
Mean	33.245614
Median Absolute Deviation (MAD)	2
Skewness	-0.85799105
Sum	1895
Variance	8.1528822
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=12)

Value	Count	Frequency (%)
34	9	15.8%
33	9	15.8%
31	7	12.3%
35	6	10.5%
32	6	10.5%
36	5	8.8%
30	5	8.8%
37	4	7.0%
29	2	3.5%
38	2	3.5%
Other values (2)	2	3.5%

Value	Count	Frequency (%)
22	1	1.8%
29	2	3.5%
30	5	8.8%
31	7	12.3%
32	6	10.5%
33	9	15.8%
34	9	15.8%
35	6	10.5%
36	5	8.8%
37	4	7.0%

Value	Count	Frequency (%)
39	1	1.8%
38	2	3.5%
37	4	7.0%
36	5	8.8%
35	6	10.5%
34	9	15.8%
33	9	15.8%
32	6	10.5%
31	7	12.3%
30	5	8.8%

	Effisiensi Panas (%)	Effisiensi Volumetrik (%)	Energi Panas Pembakaran/Jam (Kj/kg)	Manometer H (m)	Massa Bahan Bakar (gram)	Massa Bhn.Bakar/det (Kg/det)	Pemakaian Bhn. Bakar Spesifik (SFC)	Putaran (rpm)	Volume Bahan Bakar (cc)
Effisiensi Panas (%)	1.000	0.415	-0.540	0.062	-0.466	-0.985	0.097	-0.257	-0.523
Effisiensi Volumetrik (%)	0.415	1.000	0.276	0.742	0.245	-0.372	0.026	0.463	0.287
Energi Panas Pembakaran/Jam (Kj/kg)	-0.540	0.276	1.000	0.700	0.866	0.577	-0.380	0.924	0.940
Manometer H (m)	0.062	0.742	0.700	1.000	0.676	-0.018	-0.304	0.876	0.720
Massa Bahan Bakar (gram)	-0.466	0.245	0.866	0.676	1.000	0.478	-0.602	0.836	0.858
Massa Bhn.Bakar/det (Kg/det)	-0.985	-0.372	0.577	-0.018	0.478	1.000	-0.125	0.290	0.554
Pemakaian Bhn. Bakar Spesifik (SFC)	0.097	0.026	-0.380	-0.304	-0.602	-0.125	1.000	-0.367	-0.372
Putaran (rpm)	-0.257	0.463	0.924	0.876	0.836	0.290	-0.367	1.000	0.909
Volume Bahan Bakar (cc)	-0.523	0.287	0.940	0.720	0.858	0.554	-0.372	0.909	1.000

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

	Putaran (rpm)	Volume Bahan Bakar (cc)	Massa Bahan Bakar (gram)	Manometer H (m)	Massa Bhn.Bakar/det (Kg/det)	Pemakaian Bhn. Bakar Spesifik (SFC)	Energi Panas Pembakaran/Jam (Kj/kg)	Effisiensi Panas (%)	Effisiensi Volumetrik (%)
0	2786	12	8.89	5.6	0.00061	0.0050	293570.0	3.60	35
1	2571	10	7.82	4.6	0.00059	0.0052	259074.0	3.75	34
2	2929	12	9.21	6.7	0.00059	0.0048	292866.0	3.74	36
3	2607	11	8.04	3.8	0.00060	0.0045	265410.0	3.67	30
4	2893	13	9.64	5.8	0.00064	0.0046	317507.0	3.42	34
5	2964	12	9.43	6.6	0.00060	0.0033	299906.0	3.69	35
6	2857	12	9.32	5.8	0.00061	0.0043	296386.0	3.62	34
7	2571	11	8.25	3.9	0.00060	0.0061	261186.0	3.66	32
8	3000	13	9.43	6.1	0.00061	0.0056	309763.0	3.58	34
9	2714	12	9.43	5.0	0.00062	0.0038	289346.0	3.54	33

	Putaran (rpm)	Volume Bahan Bakar (cc)	Massa Bahan Bakar (gram)	Manometer H (m)	Massa Bhn.Bakar/det (Kg/det)	Pemakaian Bhn. Bakar Spesifik (SFC)	Energi Panas Pembakaran/Jam (Kj/kg)	Effisiensi Panas (%)	Effisiensi Volumetrik (%)
47	2964	12	9.11	7.0	0.00058	0.0046	289346.0	3.81	37
48	2214	8	6.86	3.4	0.00055	0.0057	206978.0	3.98	35
49	3071	13	9.96	6.5	0.00061	0.0028	316803.0	3.58	33
50	3500	14	10.50	10.0	0.00059	0.0024	344962.8	3.75	39
51	3250	15	11.25	8.0	0.00067	0.0038	369603.0	3.25	37
52	3000	12	9.00	6.5	0.00058	0.0076	295682.4	3.75	36
53	2750	12	9.00	2.5	0.00064	0.0027	295682.4	3.40	22
54	2500	11	8.25	3.0	0.00064	0.0076	271042.2	3.40	30
55	2250	9	9.00	2.7	0.00058	0.0029	221761.8	3.75	31
56	2000	7	5.25	3.0	0.00052	0.0066	177409.5	4.16	37

Most frequently occurring

	Putaran (rpm)	Volume Bahan Bakar (cc)	Massa Bahan Bakar (gram)	Manometer H (m)	Massa Bhn.Bakar/det (Kg/det)	Pemakaian Bhn. Bakar Spesifik (SFC)	Energi Panas Pembakaran/Jam (Kj/kg)	Effisiensi Panas (%)	Effisiensi Volumetrik (%)	# duplicates
0	2714	11	9.00	5.1	0.00059	0.0041	275266.0	3.69	33	2
1	2786	12	9.00	4.6	0.00063	0.0064	295682.0	3.48	32	2
2	2929	12	9.21	6.7	0.00059	0.0048	292866.0	3.74	36	2

Overview

Interactions

Correlations

Missing values

Sample

Duplicate rows

Most frequently occurring

PLTU Dataset

Predict

Engine Dataset

Predict

Overview

Variables

Interactions

Correlations

Missing values

Sample

Duplicate rows

Most frequently occurring