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Data quality report

Nu-Venture_Maidstone_Chatham_20200723_3

48

Bus lines

88%

RED
Data quality

51

Critical observations

62

Advisory observations

Contents

Critical observations (51)

These observations are considered critical in terms of data quality. An operator should aim to have zero critical observations in their data.

Timing (4)
Number of observations Observation category
4 Fast timing between timing points
Data set (47)
Number of observations Observation category
47 Missing block number

Advisory observations (62)

These observations suggest there may be an error in the data. However, for some types of services these may be intended by the operator. Advisory observations should be investigated and addressed. If the observation is a result of intended behaviour, an operator can suppress the observation.

Stop (16)
Number of observations Observation category
16 Missing stops
Timing (15)
Number of observations Observation category
6 Fast running time between stops
7 No timing point for more than 15 minutes
1 Slow running time between stops
1 Slow timing between timing points
Journey (31)
Number of observations Observation category
1 Expired lines
30 Journey overlap