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The dataset generation failed because of a cast error
Error code:   DatasetGenerationCastError
Exception:    DatasetGenerationCastError
Message:      An error occurred while generating the dataset

All the data files must have the same columns, but at some point there are 3 new columns ({'cumulative_pct', 'category', 'total_minutes'}) and 5 missing columns ({'line_id', 'avg_utilisation', 'avg_oee', 'count', 'bottleneck_station_id'}).

This happened while the csv dataset builder was generating data using

hf://datasets/xpertsystems/mfg005-sample/downtime_pareto.csv (at revision 427854b6ec8cddc3f929685d9efd58bfdc2a8af3), [/tmp/hf-datasets-cache/medium/datasets/28279660045851-config-parquet-and-info-xpertsystems-mfg005-sampl-2a91c3de/hub/datasets--xpertsystems--mfg005-sample/snapshots/427854b6ec8cddc3f929685d9efd58bfdc2a8af3/bottleneck_analysis_report.csv (origin=hf://datasets/xpertsystems/mfg005-sample@427854b6ec8cddc3f929685d9efd58bfdc2a8af3/bottleneck_analysis_report.csv), /tmp/hf-datasets-cache/medium/datasets/28279660045851-config-parquet-and-info-xpertsystems-mfg005-sampl-2a91c3de/hub/datasets--xpertsystems--mfg005-sample/snapshots/427854b6ec8cddc3f929685d9efd58bfdc2a8af3/downtime_pareto.csv (origin=hf://datasets/xpertsystems/mfg005-sample@427854b6ec8cddc3f929685d9efd58bfdc2a8af3/downtime_pareto.csv), /tmp/hf-datasets-cache/medium/datasets/28279660045851-config-parquet-and-info-xpertsystems-mfg005-sampl-2a91c3de/hub/datasets--xpertsystems--mfg005-sample/snapshots/427854b6ec8cddc3f929685d9efd58bfdc2a8af3/mfg005_synthetic_line_performance.csv (origin=hf://datasets/xpertsystems/mfg005-sample@427854b6ec8cddc3f929685d9efd58bfdc2a8af3/mfg005_synthetic_line_performance.csv), /tmp/hf-datasets-cache/medium/datasets/28279660045851-config-parquet-and-info-xpertsystems-mfg005-sampl-2a91c3de/hub/datasets--xpertsystems--mfg005-sample/snapshots/427854b6ec8cddc3f929685d9efd58bfdc2a8af3/oee_summary_by_line.csv (origin=hf://datasets/xpertsystems/mfg005-sample@427854b6ec8cddc3f929685d9efd58bfdc2a8af3/oee_summary_by_line.csv), /tmp/hf-datasets-cache/medium/datasets/28279660045851-config-parquet-and-info-xpertsystems-mfg005-sampl-2a91c3de/hub/datasets--xpertsystems--mfg005-sample/snapshots/427854b6ec8cddc3f929685d9efd58bfdc2a8af3/throughput_vs_takt.csv (origin=hf://datasets/xpertsystems/mfg005-sample@427854b6ec8cddc3f929685d9efd58bfdc2a8af3/throughput_vs_takt.csv)]

Please either edit the data files to have matching columns, or separate them into different configurations (see docs at https://hf.co/docs/hub/datasets-manual-configuration#multiple-configurations)
Traceback:    Traceback (most recent call last):
                File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 1800, in _prepare_split_single
                  writer.write_table(table)
                File "/usr/local/lib/python3.12/site-packages/datasets/arrow_writer.py", line 765, in write_table
                  self._write_table(pa_table, writer_batch_size=writer_batch_size)
                File "/usr/local/lib/python3.12/site-packages/datasets/arrow_writer.py", line 773, in _write_table
                  pa_table = table_cast(pa_table, self._schema)
                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 2321, in table_cast
                  return cast_table_to_schema(table, schema)
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 2249, in cast_table_to_schema
                  raise CastError(
              datasets.table.CastError: Couldn't cast
              category: string
              total_minutes: double
              cumulative_pct: double
              -- schema metadata --
              pandas: '{"index_columns": [{"kind": "range", "name": null, "start": 0, "' + 631
              to
              {'line_id': Value('string'), 'bottleneck_station_id': Value('string'), 'count': Value('int64'), 'avg_utilisation': Value('float64'), 'avg_oee': Value('float64')}
              because column names don't match
              
              During handling of the above exception, another exception occurred:
              
              Traceback (most recent call last):
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1347, in compute_config_parquet_and_info_response
                  parquet_operations = convert_to_parquet(builder)
                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 980, in convert_to_parquet
                  builder.download_and_prepare(
                File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 882, in download_and_prepare
                  self._download_and_prepare(
                File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 943, in _download_and_prepare
                  self._prepare_split(split_generator, **prepare_split_kwargs)
                File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 1646, in _prepare_split
                  for job_id, done, content in self._prepare_split_single(
                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.12/site-packages/datasets/builder.py", line 1802, in _prepare_split_single
                  raise DatasetGenerationCastError.from_cast_error(
              datasets.exceptions.DatasetGenerationCastError: An error occurred while generating the dataset
              
              All the data files must have the same columns, but at some point there are 3 new columns ({'cumulative_pct', 'category', 'total_minutes'}) and 5 missing columns ({'line_id', 'avg_utilisation', 'avg_oee', 'count', 'bottleneck_station_id'}).
              
              This happened while the csv dataset builder was generating data using
              
              hf://datasets/xpertsystems/mfg005-sample/downtime_pareto.csv (at revision 427854b6ec8cddc3f929685d9efd58bfdc2a8af3), [/tmp/hf-datasets-cache/medium/datasets/28279660045851-config-parquet-and-info-xpertsystems-mfg005-sampl-2a91c3de/hub/datasets--xpertsystems--mfg005-sample/snapshots/427854b6ec8cddc3f929685d9efd58bfdc2a8af3/bottleneck_analysis_report.csv (origin=hf://datasets/xpertsystems/mfg005-sample@427854b6ec8cddc3f929685d9efd58bfdc2a8af3/bottleneck_analysis_report.csv), /tmp/hf-datasets-cache/medium/datasets/28279660045851-config-parquet-and-info-xpertsystems-mfg005-sampl-2a91c3de/hub/datasets--xpertsystems--mfg005-sample/snapshots/427854b6ec8cddc3f929685d9efd58bfdc2a8af3/downtime_pareto.csv (origin=hf://datasets/xpertsystems/mfg005-sample@427854b6ec8cddc3f929685d9efd58bfdc2a8af3/downtime_pareto.csv), /tmp/hf-datasets-cache/medium/datasets/28279660045851-config-parquet-and-info-xpertsystems-mfg005-sampl-2a91c3de/hub/datasets--xpertsystems--mfg005-sample/snapshots/427854b6ec8cddc3f929685d9efd58bfdc2a8af3/mfg005_synthetic_line_performance.csv (origin=hf://datasets/xpertsystems/mfg005-sample@427854b6ec8cddc3f929685d9efd58bfdc2a8af3/mfg005_synthetic_line_performance.csv), /tmp/hf-datasets-cache/medium/datasets/28279660045851-config-parquet-and-info-xpertsystems-mfg005-sampl-2a91c3de/hub/datasets--xpertsystems--mfg005-sample/snapshots/427854b6ec8cddc3f929685d9efd58bfdc2a8af3/oee_summary_by_line.csv (origin=hf://datasets/xpertsystems/mfg005-sample@427854b6ec8cddc3f929685d9efd58bfdc2a8af3/oee_summary_by_line.csv), /tmp/hf-datasets-cache/medium/datasets/28279660045851-config-parquet-and-info-xpertsystems-mfg005-sampl-2a91c3de/hub/datasets--xpertsystems--mfg005-sample/snapshots/427854b6ec8cddc3f929685d9efd58bfdc2a8af3/throughput_vs_takt.csv (origin=hf://datasets/xpertsystems/mfg005-sample@427854b6ec8cddc3f929685d9efd58bfdc2a8af3/throughput_vs_takt.csv)]
              
              Please either edit the data files to have matching columns, or separate them into different configurations (see docs at https://hf.co/docs/hub/datasets-manual-configuration#multiple-configurations)

Need help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.

line_id
string
bottleneck_station_id
string
count
int64
avg_utilisation
float64
avg_oee
float64
MFG-LINE-PLT-003-02
WC-001
80
89.884875
0.627928
MFG-LINE-PLT-004-04
WC-002
48
94.044167
0.686223
MFG-LINE-PLT-004-02
WC-002
47
96.315957
0.712551
MFG-LINE-PLT-004-04
WC-001
43
96.063953
0.666305
MFG-LINE-PLT-007-02
WC-001
43
95.167907
0.638735
MFG-LINE-PLT-004-02
WC-001
41
95.137073
0.688271
MFG-LINE-PLT-005-03
WC-001
40
91.8405
0.589703
MFG-LINE-PLT-002-01
WC-001
39
91.924359
0.600854
MFG-LINE-PLT-002-01
WC-002
38
92.062105
0.619197
MFG-LINE-PLT-005-03
WC-002
37
92.322432
0.626792
MFG-LINE-PLT-003-03
WC-003
35
93.326
0.606654
MFG-LINE-PLT-009-02
WC-003
35
93.020857
0.649231
MFG-LINE-PLT-005-05
WC-002
34
92.217647
0.685088
MFG-LINE-PLT-008-01
WC-002
33
94.574848
0.709367
MFG-LINE-PLT-004-06
WC-003
30
96.193667
0.653737
MFG-LINE-PLT-004-06
WC-002
30
95.423333
0.67875
MFG-LINE-PLT-007-02
WC-002
29
92.076897
0.6342
MFG-LINE-PLT-005-05
WC-003
28
91.886429
0.634636
MFG-LINE-PLT-010-01
WC-001
28
94.818214
0.664904
MFG-LINE-PLT-003-03
WC-001
28
92.303214
0.597093
MFG-LINE-PLT-005-05
WC-001
27
91.71963
0.65497
MFG-LINE-PLT-003-03
WC-002
26
92.844615
0.633715
MFG-LINE-PLT-009-02
WC-002
26
93.071538
0.690362
MFG-LINE-PLT-008-01
WC-001
26
94.439231
0.640073
MFG-LINE-PLT-005-04
WC-001
26
95.122692
0.669396
MFG-LINE-PLT-010-01
WC-002
25
94.9352
0.630584
MFG-LINE-PLT-004-06
WC-001
24
95.82
0.686838
MFG-LINE-PLT-005-01
WC-004
24
96.049167
0.665571
MFG-LINE-PLT-005-04
WC-003
23
95.37913
0.586357
MFG-LINE-PLT-008-01
WC-003
23
95.437826
0.672009
MFG-LINE-PLT-002-04
WC-002
22
98.984091
0.687336
MFG-LINE-PLT-005-04
WC-002
22
94.951818
0.647073
MFG-LINE-PLT-010-01
WC-003
22
94.254091
0.625945
MFG-LINE-PLT-003-05
WC-005
21
96.390476
0.700224
MFG-LINE-PLT-004-03
WC-004
21
92.84
0.569395
MFG-LINE-PLT-009-02
WC-001
21
92.50619
0.667224
MFG-LINE-PLT-010-02
WC-005
21
98.096667
0.6575
MFG-LINE-PLT-004-03
WC-005
20
93.611
0.585965
MFG-LINE-PLT-001-02
WC-001
20
97.602
0.699355
MFG-LINE-PLT-002-04
WC-005
19
98.808947
0.627632
MFG-LINE-PLT-002-04
WC-001
19
98.517895
0.670547
MFG-LINE-PLT-005-01
WC-001
19
96.506842
0.610158
MFG-LINE-PLT-003-05
WC-003
19
97.060526
0.688442
MFG-LINE-PLT-010-02
WC-002
19
97.476842
0.657995
MFG-LINE-PLT-008-02
WC-006
18
95.218333
0.67985
MFG-LINE-PLT-004-07
WC-003
18
93.517778
0.549422
MFG-LINE-PLT-004-03
WC-003
18
93.443889
0.608967
MFG-LINE-PLT-010-03
WC-007
18
99.049444
0.618489
MFG-LINE-PLT-010-01
WC-004
18
94.548889
0.597511
MFG-LINE-PLT-005-04
WC-004
17
96.126471
0.642465
MFG-LINE-PLT-005-01
WC-002
17
95.530588
0.639582
MFG-LINE-PLT-004-05
WC-009
17
94.277059
0.674976
MFG-LINE-PLT-003-05
WC-001
17
96.921176
0.737729
MFG-LINE-PLT-010-02
WC-004
17
96.865294
0.7276
MFG-LINE-PLT-005-02
WC-006
16
96.629375
0.738544
MFG-LINE-PLT-005-02
WC-002
16
94.3625
0.685219
MFG-LINE-PLT-005-02
WC-001
16
95.3825
0.752038
MFG-LINE-PLT-004-07
WC-001
16
93.3725
0.5733
MFG-LINE-PLT-004-03
WC-001
16
93.913125
0.612406
MFG-LINE-PLT-002-04
WC-003
16
98.08625
0.682563
MFG-LINE-PLT-008-02
WC-002
16
96.44875
0.757475
MFG-LINE-PLT-010-02
WC-003
15
98.823333
0.655093
MFG-LINE-PLT-001-02
WC-005
15
97.454
0.69206
MFG-LINE-PLT-004-07
WC-005
15
92.900667
0.627833
MFG-LINE-PLT-004-07
WC-004
15
93.408
0.581413
MFG-LINE-PLT-005-02
WC-005
15
95.132667
0.7562
MFG-LINE-PLT-010-04
WC-007
15
97.706
0.66216
MFG-LINE-PLT-005-02
WC-003
15
95.064667
0.68764
MFG-LINE-PLT-005-01
WC-003
14
95.115
0.635486
MFG-LINE-PLT-004-07
WC-002
14
93.22
0.630407
MFG-LINE-PLT-001-01
WC-010
14
92.768571
0.633707
MFG-LINE-PLT-010-04
WC-003
14
97.672143
0.654529
MFG-LINE-PLT-008-02
WC-005
14
95.013571
0.698557
MFG-LINE-PLT-006-01
WC-012
14
98.657857
0.670086
MFG-LINE-PLT-005-02
WC-004
14
95.425
0.745621
MFG-LINE-PLT-008-02
WC-001
13
94.953077
0.639892
MFG-LINE-PLT-010-04
WC-008
13
98.046923
0.6889
MFG-LINE-PLT-010-03
WC-002
13
98.566923
0.590569
MFG-LINE-PLT-010-03
WC-008
13
99.027692
0.631354
MFG-LINE-PLT-002-04
WC-004
13
99.223077
0.625862
MFG-LINE-PLT-004-03
WC-002
13
93.353846
0.542238
MFG-LINE-PLT-003-05
WC-002
13
96.044615
0.678577
MFG-LINE-PLT-003-04
WC-008
13
93.91
0.638062
MFG-LINE-PLT-003-04
WC-007
13
93.872308
0.710215
MFG-LINE-PLT-001-01
WC-009
13
93.118462
0.681531
MFG-LINE-PLT-002-02
WC-006
13
92.982308
0.700815
MFG-LINE-PLT-001-02
WC-004
12
96.4825
0.672083
MFG-LINE-PLT-010-03
WC-004
12
99.236667
0.627058
MFG-LINE-PLT-005-06
WC-007
12
93.755833
0.605733
MFG-LINE-PLT-007-01
WC-009
12
93.160833
0.6769
MFG-LINE-PLT-008-02
WC-004
12
95.804167
0.707217
MFG-LINE-PLT-004-01
WC-010
12
94.288333
0.60155
MFG-LINE-PLT-004-01
WC-004
12
94.2525
0.529583
MFG-LINE-PLT-001-02
WC-002
12
97.561667
0.661758
MFG-LINE-PLT-001-01
WC-007
12
92.825833
0.666583
MFG-LINE-PLT-003-04
WC-003
12
94.089167
0.715442
MFG-LINE-PLT-003-05
WC-004
12
96.516667
0.730567
MFG-LINE-PLT-001-02
WC-003
11
98.820909
0.697445
MFG-LINE-PLT-002-02
WC-002
11
92.797273
0.769373
MFG-LINE-PLT-002-04
WC-006
11
98.556364
0.680955
End of preview.

MFG-005 — Manufacturing Line Performance Dataset (Sample)

A schema-identical preview of MFG-005, the XpertSystems.ai synthetic shift-level manufacturing line performance dataset for OEE ML, Theory of Constraints bottleneck analysis, Six Big Losses prediction, Lean Six Sigma improvement targeting, MES analytics, and Industrie 4.0 production research. The full product covers 10,000-100,000 records. This sample is HF-sized at 3,000 records.

Built by XpertSystems.ai — Synthetic Data Platform Contact pradeep@xpertsystems.ai · xpertsystems.ai License CC-BY-NC-4.0 (sample); commercial license available for the full product.


What MFG-005 does — completing the 5-SKU Manufacturing vertical

MFG-005 is the fifth Manufacturing & Industrial Systems SKU in the XpertSystems catalog, completing a comprehensive Manufacturing vertical covering BOTH reliability engineering AND quality + operations management:

SKU Domain Granularity Primary Audience
MGG-001 Reliability — sensor streams 1-min to 1-hr IIoT, anomaly detection
MFG-002 Reliability — failure events One row per event CMMS, reliability engineering
MFG-003 Reliability — RUL training Multi-obs per asset PdM ML, PHM Society
MFG-004 Quality — inspection records One row per inspection QMS, SPC, MSA, 6 Sigma
MFG-005 Operations — line performance One row per shift × line MES, OEE, TPM, Lean

Where MFG-004 captures per-part quality (inspection-record granularity), MFG-005 captures per-shift line performance (production-system granularity). This is the data shape that flows into MES (Manufacturing Execution Systems) like Rockwell PlantPAx, Siemens Opcenter (formerly SIMATIC IT), GE Digital Plant Applications (formerly Proficy), Wonderware MES (AVEVA), Honeywell Forge, and SAP Digital Manufacturing.

Buyer Persona Use Case
MES Vendors (Rockwell, Siemens Opcenter, GE Digital, AVEVA Wonderware, Honeywell Forge, SAP DM) OEE/TPM workflow training data
OEE Software (Vorne XL, FactoryTalk Analytics, OEE Toolkit) OEE benchmarking + Six Big Losses ML
Lean Manufacturing Consultancies (Toyota, Shingo Institute, Lean Enterprise Institute) OEE improvement case-study data
TPM (Total Productive Maintenance) Programs Six Big Losses framework training
Theory of Constraints (TOC) Practitioners (Goldratt Institute) Bottleneck analysis ML
Lean Six Sigma (Shingo / TPS) Value-added ratio improvement targeting
Production Engineering Takt time vs cycle time optimization
SMED (Single-Minute Exchange of Die) Changeover time reduction
Industrie 4.0 / Smart Factory Digital twin training data
Energy Management (ISO 50001) Energy per good unit ML

This is the substrate MES vendors, OEE software companies, Lean Six Sigma consultancies, Theory of Constraints practitioners, TPM programs, and Industrie 4.0 research programs have been waiting for: a coherent shift-level line performance dataset where OEE A×P×Q decomposition × Six Big Losses × bottleneck utilization × cycle time vs takt time × FPY × energy × cost all interact with Nakajima 1988 / Goldratt 1984 / Womack 1990 / SEMI E10 / ISO 22400-grade calibration.


What's inside — five related CSV files

MFG-005 is a multi-output relational dataset with five CSVs sharing line_id as join key.

File Rows (sample) Columns Size
mfg005_synthetic_line_performance.csv 3,000 118 ~2.3 MB
throughput_vs_takt.csv 3,000 11 ~316 KB
bottleneck_analysis_report.csv 235 5 ~14 KB
oee_summary_by_line.csv 36 9 ~5 KB
downtime_pareto.csv 6 3 ~360 B

Plus mfg005_metadata.json with run configuration.

Schemas are provided in five matching JSON files.

Main schema module structure (118 columns total)

Module Cols Coverage
Line identity 16 line_id, plant_id, work_center_id, shift_id, date, shift number, duration, product_id, family, line_type, automation level, stations, configuration, plant location, sector, production order
Cycle time 14 takt time, designed CT, actual CT avg/std/min/max, P50/P95, CoV, bottleneck station + CT + util, secondary bottleneck, CT loss
Production volume 14 planned/actual quantity, good/defective/scrap/rework units, throughput actual/design UPH, ratio, RTY, total parts, WIP queue avg/max, output variance, UPH per operator
OEE (Nakajima 1988) 13 planned production time, available time, A/P/Q components, OEE overall, TEEP, Loading, A/P/Q losses, Six Big Losses breakdown, OEE benchmark class, primary loss driver
Changeover & downtime 17 changeover time + count, unplanned/planned DT, DT events, MTBF, MTTR, largest DT, equipment failure flag, 6 downtime categories (mech/elec/tool/material/operator/quality), planned maintenance, last maintenance type
Equipment 2 age years, condition score
Operator 10 headcount planned/actual, utilization, skill level avg, absenteeism, overtime, ergonomic incidents, variance flag, cross-training ratio, supervisor
Quality 11 defect rate PPM, sigma level, Cpk + Cp primary, primary + secondary defect type, inspection method, SPC chart flag, OOC flag, quality alert, customer complaint, FPY, RFT
Energy & sustainability 7 energy kWh + per good unit, peak demand, compressed air, coolant, energy efficiency, carbon footprint
Cost 12 direct labour, overhead, material per unit, scrap, rework, downtime cost per min + total, COPQ, value-added ratio, production cost per unit

Calibration sources

Every distribution is anchored to named manufacturing engineering standards or canonical frameworks. The headline anchors are Nakajima 1988 (Total Productive Maintenance / OEE framework), Goldratt 1984 (Theory of Constraints), and Womack 1990 Lean Thinking. Other anchors:

  • Nakajima 1988 Introduction to TPM — Six Big Losses framework (equipment failure, setup/adjustment, idling/minor stops, reduced speed, process defects, startup yield loss); OEE = A × P × Q decomposition.
  • Goldratt 1984 The Goal + Theory of Constraints — bottleneck identification, drum-buffer-rope synchronization, throughput optimization.
  • Womack 1990 The Machine That Changed the World + Lean Thinking — value-added ratio, 8 wastes (muda), value stream mapping.
  • Ohno 1988 Toyota Production System — takt time, standard work, cycle time stability.
  • SEMI E10 Standard — equipment performance metrics for semiconductor manufacturing.
  • ISO 22400-1/-2 — KPIs for manufacturing operations management (OEE, NEE, OEE_PR, Quality Rate).
  • ANSI/ISA-95 — enterprise-control system integration.
  • SAE J4000 — Identification and Measurement of Best Practice in Implementation of Lean Operation.
  • ARC Advisory Group + SME (Society of Manufacturing Engineers) Industry Benchmarks — OEE/availability/performance benchmarks by sector.
  • Shingo Prize Model + Toyota Production System — operational excellence assessment framework.
  • AIAG / VDA standards — automotive manufacturing benchmarks.
  • SMED (Single-Minute Exchange of Die) — Shingo 1985 — changeover time reduction methodology.
  • ISO 50001 — energy management systems for manufacturing.
  • Pyzdek 2003 Six Sigma Handbook + Motorola 1986 — sigma level framework for manufacturing line quality.

Validation scorecard

The wrapper ships a 10-metric Nakajima/TOC/Lean/ISO 22400-anchored scorecard (validation_scorecard.json) that re-scores the dataset on every generation. Default seed 42 result:

ID Metric Target Observed Source
M01 OEE Overall Mean 0.53–0.77 0.653 Nakajima 1988 / ARC / SME
M02 OEE Availability 0.75–0.95 0.858 Nakajima 1988 / SMRP
M03 OEE Quality (FLOOR ≥95%) ≥0.95 0.994 Nakajima 1988 / Six Sigma
M04 Bottleneck Utilization % 82–102 95.01 Goldratt 1984 TOC
M05 World-Class OEE Share (≥0.85) 0.00–0.20 0.065 Nakajima 1988 / ARC
M06 Performance Loss Primary Driver 0.40–0.90 0.752 Six Big Losses / TPM
M07 Sigma Level Mean (FLOOR ≥2.5σ) ≥2.5σ 4.67σ Motorola 1986 / ASQ
M08 Throughput Ratio 0.60–1.00 0.819 ISO 22400-2 / SEMI E10
M09 Cycle Time CoV (CEILING ≤0.23) ≤0.23 0.094 Lean / Toyota Production System
M10 Value-Added Ratio % (FLOOR ≥25%) ≥25% 50.10 Womack 1990 Lean Thinking

Grade: A+ (100/100). Verified across seeds 42, 7, 123, 2024, 99, 1.

Standout calibration depth — this is the most precisely-centered Manufacturing SKU:

  • M01 OEE 65.28% vs target 65%0.28pp deviation 🎯
  • M02 Availability 85.84% vs target 85%0.84pp deviation 🎯
  • M10 Value-added ratio 50.10% vs Womack target 50%0.10pp deviation 🎯
  • M08 Throughput ratio 0.819 vs target 0.801.9pp deviation

OEE A×P×Q math verifies: 0.858 × 0.763 × 0.994 = 0.651 (matches observed OEE 0.653 within rounding).

OEE by sector reproduces published Nakajima benchmarks:

  • Medical 0.69, Pharma 0.67, Industrial 0.65, Electronics 0.66, Automotive 0.64, Food/Bev 0.65

Six Big Losses primary driver matches TPM textbook: performance_loss 75% / availability_loss 25% / quality_loss <1% (mature plants are performance-bound, not availability-bound or quality-bound).


Suggested use cases

  • OEE prediction ML — line characteristics + shift features × OEE overall prediction (regression).
  • Six Big Losses classification — multi-class classifier for primary OEE loss driver (equipment failure / setup / idling / reduced speed / process defects / startup yield).
  • Bottleneck identification (TOC) — line topology + cycle times × bottleneck station prediction.
  • Takt time vs cycle time gap analysis — designed CT + automation
    • skill × actual CT prediction.
  • Throughput optimization — actual/design UPH ratio prediction for capacity planning.
  • Changeover time reduction (SMED) — changeover_time + changeover_count × throughput impact modeling.
  • Lean value-added improvement — value_added_ratio × waste category for 8-wastes (muda) prioritization.
  • Energy efficiency benchmarking — energy_per_good_unit + peak demand × sector for ISO 50001 EnPI baselining.
  • Cost-of-poor-quality modeling — scrap + rework + COPQ × defect type × economic outcomes.
  • Downtime Pareto analysis — 6 downtime category aggregates × improvement targeting (mechanical-dominant lines vs electrical-dominant).
  • Operator productivity — headcount + skill_level + cross-training × OEE for HR + Lean training ROI modeling.

Loading

from datasets import load_dataset

main = load_dataset(
    "xpertsystems/mfg005-sample",
    data_files="mfg005_synthetic_line_performance.csv",
    split="train",
)
oee_summary = load_dataset(
    "xpertsystems/mfg005-sample",
    data_files="oee_summary_by_line.csv",
    split="train",
)

Or with pandas directly:

import pandas as pd
from huggingface_hub import hf_hub_download

main_path = hf_hub_download(
    repo_id="xpertsystems/mfg005-sample",
    filename="mfg005_synthetic_line_performance.csv",
    repo_type="dataset",
)
df = pd.read_csv(main_path)

# OEE A×P×Q decomposition by sector
for sector, sub in df.groupby("industry_sector"):
    a = sub["oee_availability"].mean()
    p = sub["oee_performance"].mean()
    q = sub["oee_quality"].mean()
    oee = sub["oee_overall"].mean()
    print(f"{sector:14s}: OEE={oee:.3f} = A({a:.3f}) × P({p:.3f}) × Q({q:.3f})")

# Six Big Losses primary driver distribution
print(df["oee_loss_primary_driver"].value_counts(normalize=True))

# Bottleneck utilization by line type (TOC)
bn_by_type = df.groupby("line_type")["bottleneck_utilisation_pct"].mean()
print(bn_by_type.sort_values(ascending=False))

Five schema JSON files are bundled for pipeline integration:

import json
schema_main = json.load(open("MFG_005_main_schema.json"))
schema_oee = json.load(open("MFG_005_oee_summary_schema.json"))
schema_bn = json.load(open("MFG_005_bottleneck_schema.json"))
schema_takt = json.load(open("MFG_005_throughput_schema.json"))
schema_dt = json.load(open("MFG_005_downtime_pareto_schema.json"))

This dataset is cross-sectional with shift-level granularity — one row per shift × line, ordered by shift_date but not strictly longitudinal per asset. For time-series shift trend analysis, group by line_id and sort by shift_date.


Schema highlights

Line identityline_id, plant_id, work_center_id, shift_id, shift_date, shift_number ∈ {1, 2, 3}, shift_duration_minutes, product_id, product_family, production_order_id, line_type ∈ {assembly_line, machining_cell, packaging_line, fabrication, chemical_process, discrete_manufacturing, batch_process, continuous_process, hybrid}, automation_level ∈ {manual, semi_automated, highly_automated, lights_out, cobotic}, number_of_stations, line_configuration ∈ {serial, parallel, u_shaped, flexible, transfer_line, job_shop}, plant_location (12 global locations), industry_sector ∈ {automotive, electronics, pharma, food_bev, aerospace, industrial, consumer, medical, chemical, packaging}.

Cycle timetakt_time_seconds, designed_cycle_time_seconds, actual_cycle_time_avg_seconds, std/min/max, P50/P95, cycle_time_cov, bottleneck_station_id, bottleneck_cycle_time_seconds, bottleneck_utilisation_pct, secondary_bottleneck_station_id, cycle_time_loss_seconds.

Production volumeplanned_production_quantity, actual_production_quantity, good_units_produced, defective_units_produced, scrap_units, rework_units, throughput_rate_actual_uph, throughput_rate_design_uph, throughput_rate_ratio, rolled_throughput_yield_pct, total_parts_processed, wip_queue_avg_units, wip_queue_max_units, output_variance_pct, units_per_operator_hour.

OEE (Nakajima 1988)planned_production_time_minutes, available_time_minutes, oee_availability, oee_performance, oee_quality, oee_overall, teep_pct, loading_pct, availability_loss_minutes, performance_loss_units, quality_loss_units, six_big_losses_breakdown, oee_benchmark_class ∈ {world_class, good, average, poor}, oee_loss_primary_driver ∈ {availability_loss, performance_loss, quality_loss}.

Changeover & downtimechangeover_time_minutes, changeover_count, downtime_unplanned_minutes, downtime_planned_minutes, downtime_event_count, mtbf_minutes, mttr_minutes, largest_downtime_event_minutes, equipment_failure_flag, downtime_category_mechanical, downtime_category_electrical, downtime_category_tooling, downtime_category_material, downtime_category_operator, downtime_category_quality_hold, planned_maintenance_flag, maintenance_type_last ∈ {predictive, preventive, corrective, emergency}.

Equipmentequipment_age_years, equipment_condition_score.

Operatoroperator_headcount_planned, operator_headcount_actual, operator_utilisation_pct, operator_skill_level_avg ∈ {trainee, semi_skilled, skilled, expert, multi_skilled}, absenteeism_rate_pct, overtime_hours, ergonomic_incident_flag, operator_variance_flag, cross_training_ratio_pct, shift_supervisor_id.

Qualitydefect_rate_ppm, sigma_level, cpk_primary_characteristic, cp_primary_characteristic, primary_defect_type, secondary_defect_type, inspection_method, spc_control_chart_flag, control_chart_out_of_control, quality_alert_issued, customer_complaint_flag, first_pass_yield_pct, right_first_time_pct.

Energy & sustainabilityenergy_consumption_kwh, energy_per_good_unit_kwh, peak_demand_kw, compressed_air_consumption_m3, coolant_consumption_litres, energy_efficiency_score, carbon_footprint_kg_co2.

Costdirect_labour_cost_usd, overhead_cost_usd, material_cost_per_unit_usd, scrap_cost_usd, rework_cost_usd, downtime_cost_per_minute_usd, total_downtime_cost_usd, cost_of_poor_quality_usd, value_added_ratio_pct, production_cost_per_unit_usd.


Calibration notes & limitations

In the spirit of honest synthetic data, a few things buyers of the sample should know:

  1. Industry sector mix is skewed at n=3,000. Only 6 of 10 configured sectors are well-represented (industrial 38%, electronics 24%, automotive 22%, with smaller pharma/medical/food-bev shares). The full product (10K-100K records) distributes evenly across all 10 sectors. For sector-specific modeling at this sample size, filter carefully or use the full product.

  2. TEEP averages 20.3% and Loading 31.1% — both significantly below typical 24/7 plant values. TEEP = OEE × Loading; the generator's Loading parameter reflects partial-utilization plants (e.g., 1-2 shifts/day rather than continuous 3-shift). For 24/7 continuous- process plants, the full product supports configurable Loading targets.

  3. Quality component of OEE is 99.36% (very high). Real-world OEE quality components vary: world-class >99%, typical 95-99%, low-yield <95%. The generator centers Quality at the upper end; for lower-yield modeling (electronics PCB rework, pharmaceutical batch yield), the full product calibrates per sector.

  4. Absenteeism averages 8.5% — above typical industrial 3-5%. The generator's absenteeism model is skewed slightly high; for benchmark absenteeism modeling, target 3-5% in the full product configuration.

  5. Scrap cost ($2/shift) and rework cost ($9/shift) are very low in absolute terms because they're rolled up into the broader COPQ metric ($1,901/shift). For per-event cost modeling, use the COPQ composite rather than the scrap/rework components individually.

  6. OEE by automation level is non-monotonic: cobotic 0.69 > lights_out 0.68 ≈ manual 0.68 > semi-auto 0.65 > highly_auto 0.62. This reflects the real-world observation that highly-automated lines often have more downtime than well-run manual lines — automation amplifies both performance AND failure modes. For automation-ROI modeling, this non-monotonicity is realistic.

  7. Cycle time exceeds takt time on 81% of shifts (CT > takt). This is realistic — most production lines run slower than designed takt under real-world conditions (downtime, setup, quality losses). The takt time represents customer-demand-driven design rate; actual CT includes all losses.

  8. MTBF 199 minutes / MTTR 17 minutes — realistic shift-level reliability metrics. Different from MFG-002/MFG-003 which use hours-scale MTBF (asset-level vs shift-level reliability differs).

  9. 6 downtime categories show realistic Pareto (mechanical 30 min > electrical 12 > tooling 8 > quality 5 > material 5 > operator 2). Mechanical dominance reflects rotating-equipment-heavy fleet; for electronics/assembly lines, the full product supports different downtime Pareto profiles.

  10. Deterministic seeding. Wrapper invokes the generator via subprocess with explicit --seed parameter. Seed sweep verifies Grade A+ across {42, 7, 123, 2024, 99, 1}.


Commercial / full product

The full MFG-005 product covers 10,000-100,000 shift records with configurable --automation_profile (modern_greenfield / brownfield_mixed / manual_intensive / lights_out), --oee_target_class (world_class / good / average / poor / mixed), refined sector-specific OEE benchmarks per Nakajima 1988 published targets, configurable absenteeism profiles per region (US/EU/APAC industrial benchmarks), 24/7 vs 2-shift vs 1-shift Loading configurations, pre-built feature engineering pipelines for OEE prediction ML (shift lag features, rolling MTBF/MTTR, seasonal patterns), Industrie 4.0 / smart factory extension columns (digital twin sync flags, edge compute latency, OPC-UA tag counts), and energy management ISO 50001 baseline / performance period decomposition for EnPI tracking. Available under commercial license — contact pradeep@xpertsystems.ai.

XpertSystems.ai also publishes synthetic data products across Oil & Gas (17 SKUs, OREDA/ISO 14224/API/IPIECA standards), Healthcare/Neurology (10 SKUs, ENROLL-HD/PRO-ACT/TRACK-HD/CLARITY-AD clinical trial calibration), and Manufacturing (5 SKUs covering reliability engineering AND quality + operations management):

  • MGG-001: Factory Sensor Dataset (IIoT sensor streams)
  • MFG-002: Machine Failure Event Records (CMMS, ISO 14224)
  • MFG-003: Predictive Maintenance Dataset (RUL ML training)
  • MFG-004: Quality Control Dataset (SPC, MSA, 6 Sigma)
  • MFG-005: Manufacturing Line Performance (OEE, TPM, Lean) — this SKU

Catalog: huggingface.co/xpertsystems.

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