How to interpolate column and row?
4 vues (au cours des 30 derniers jours)
Afficher commentaires plus anciens
Anita Fitriani
le 20 Mar 2020
Commenté : Aditya Gandhi
le 1 Juil 2021
How can I get the value below the 'Year' row, if my G-value is 2.5 and the year is 4.17 and 4.58?
I mean, I have to interpolate the G-values between 2.4 and 2.6, also I have to interpolate the Year between 2 and 5.
Thanks before.
0 commentaires
Réponse acceptée
Stephen23
le 20 Mar 2020
Modifié(e) : Stephen23
le 23 Mar 2020
>> Y = [1.0101,1.25,2,5,10,25,50,100];
>> G = [3,2.8,2.6,2.4,2.2,2,1.8,1.6,1.4,1.2,1,0.8,0.6,0.4,0.2,0,-0.2,-0.4,-0.6,-0.8,-1,-1.2,-1.4,-1.6,-1.8,-2,-2.2,-2.4,-2.6,-2.8,-3];
>> M = [-0.667,-0.636,-0.396,0.42,1.18,2.278,3.152,4.051;-0.714,-0.666,-0.384,0.46,1.21,2.275,3.114,3.973;-0.769,-0.696,-0.368,0.499,1.238,2.267,3.071,2.889;-0.832,-0.725,-0.351,0.537,1.262,2.256,3.023,3.8;-0.905,-0.752,-0.33,0.574,1.284,2.24,2.97,3.705;-0.99,-0.777,-0.307,0.609,1.302,2.219,2.192,3.605;-1.087,-0.799,-0.282,0.643,1.318,2.193,2.848,3.499;-1.197,-0.817,-0.254,0.675,1.329,2.163,2.78,3.388;-1.318,-0.832,-0.225,0.705,1.337,2.128,2.706,3.271;-1.449,-0.844,-0.195,0.732,1.34,2.087,2.626,3.149;-1.588,-0.852,-0.164,0.758,1.34,2.043,2.542,3.022;-1.733,-0.856,-0.132,0.78,1.336,1.993,2.453,2.891;-1.88,-0.857,-0.099,0.8,1.328,1.939,2.359,2.755;-2.029,-0.855,-0.066,0.816,1.317,1.88,2.261,2.615;-2.178,-0.85,-0.033,0.83,1.301,1.818,2.159,2.472;-2.326,-0.842,0,0.842,1.282,1.751,2.051,2.326;-2.472,-0.83,0.033,0.85,1.258,1.68,1.945,2.178;-2.271,-0.816,0.066,0.855,1.231,1.606,1.834,2.029;-2.388,-0.8,0.099,0.857,1.2,1.528,1.72,1.88;-3.499,-0.78,0.132,0.856,1.166,1.448,1.606,1.733;-3.605,-0.758,0.164,0.852,1.128,1.366,1.492,1.588;-3.705,-0.732,0.195,0.844,1.086,1.282,1.379,1.449;-3.8,-0.705,0.225,0.832,1.041,1.198,1.27,1.318;-3.889,-0.675,0.254,0.817,0.994,1.116,1.166,1.197;-3.449,-0.643,0.282,0.799,0.945,1.035,1.069,1.087;-3.605,-0.609,0.307,0.777,0.895,0.959,0.98,0.99;-3.705,-0.574,0.33,0.752,0.844,0.888,0.9,0.905;-3.8,-0.537,0.351,0.725,0.795,0.823,0.83,0.832;-3.889,-0.49,0.368,0.696,0.747,0.764,0.768,0.769;-3.973,-0.469,0.384,0.666,0.702,0.712,0.714,0.714;-7.051,-0.42,0.396,0.636,0.66,0.666,0.666,0.667];
>> Yout = [4.17,4.58];
>> Gout = 2.5;
>> Mout = interp2(Y,G,M,Yout,Gout)
Mout =
0.27522 0.39515
And checking:
>> surf(Y,G,M)
>> hold on
>> plot3(Yout,[Gout,Gout],0.1+Mout,'*r')
>> view(-123,45)
8 commentaires
Stephen23
le 1 Juil 2021
@Aditya Gandhi: ask a new question in a new thread, including your example data.
Aditya Gandhi
le 1 Juil 2021
I have created a new question as advised. Please help me correct the code.https://in.mathworks.com/matlabcentral/answers/869498-how-to-interpolate-for-increasing-decreasing-type-of-data-set?s_tid=srchtitle
Plus de réponses (0)
Voir également
Catégories
En savoir plus sur Parallel Computing Fundamentals dans Help Center et File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!