Local Convexity Shape-Preserving Data Visualization by Spline Function

Table 3

Convex data set [11].

𝑖	1	2	3	4	5	6	7	8	9
𝑥	1	1.1	1.4	2	2.2	4	5	10	10.22
𝑦=𝑓(𝑥)	10	5.5	4.2	2.5	2	0.625	0.4	1	1.8