同一个自变量下多个因变量数据拟合最合理趋势线。
Show older comments
现有多组实验数据,想拟合出一个合理的趋势线。实验数据如下:
x=[1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18];
y=[1.0000 1.1733 1.3600 1.5333 1.6800 1.8400 1.9867 2.1600 2.3067 2.4533 2.6000 2.7600 2.8933 3.0267 3.1733 3.2800 3.4267 3.5333
1.0000 1.1571 1.3143 1.4714 1.6286 1.7857 1.9143 2.0714 2.2000 2.3286 2.4714 2.5714 2.7000 2.8429 2.9857 3.1000 3.2143 3.3429
1.0000 1.1528 1.3194 1.4583 1.6111 1.7500 1.8750 2.0000 2.1250 2.2361 2.3333 2.4444 2.5417 2.6528 2.7639 2.8472 2.9306 3.0139
1.0000 1.1375 1.3125 1.4500 1.6375 1.7750 1.9250 2.1000 2.2250 2.3500 2.4750 2.5875 2.7125 2.8250 2.9375 3.0750 3.1875 3.2875
1.0000 1.0976 1.2561 1.4024 1.5732 1.7073 1.8415 1.9634 2.0976 2.2195 2.3537 2.4634 2.5854 2.7195 2.8293 2.9756 3.0854 3.2195
1.0000 1.1000 1.2444 1.3778 1.5111 1.6556 1.7778 1.9111 2.0222 2.1444 2.2444 2.3667 2.4556 2.5667 2.6889 2.7889 2.9333 3.0111]
求指导。
Accepted Answer
More Answers (0)
Categories
Find more on 线性回归 in Help Center and File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!