Table 6 Two-Dimensional data (partial) after VUMAP-based dimensionality reduction.

From: Research on a multivariate measurement system for polyethylene gas pipelines utilizing a variable weight UMAP model

serial number

Number of measurements

\(\:{\varvec{V}\varvec{U}\varvec{M}\varvec{A}\varvec{P}}_{1}\)

\(\:{\varvec{V}\varvec{U}\varvec{M}\varvec{A}\varvec{P}}_{2}\)

1

1

14.555439

17.01202774

2

2

14.66190338

17.11843872

3

3

14.87879467

17.3352108

4

1

14.37575245

16.83219528

5

2

14.69468117

17.15104675

6

3

14.48497677

16.94153595

7

1

14.88752747

17.34385109

8

2

14.65681362

17.11327171

9

3

14.76489067

17.22128868