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Diffstat (limited to 'macros')
| -rw-r--r-- | macros/qpipopt_mat.bin | bin | 31224 -> 0 bytes | |||
| -rw-r--r-- | macros/symphony_mat.bin | bin | 45744 -> 0 bytes | |||
| -rw-r--r-- | macros/symphony_mat.sci | 241 |
3 files changed, 0 insertions, 241 deletions
diff --git a/macros/qpipopt_mat.bin b/macros/qpipopt_mat.bin Binary files differdeleted file mode 100644 index 43cce6e..0000000 --- a/macros/qpipopt_mat.bin +++ /dev/null diff --git a/macros/symphony_mat.bin b/macros/symphony_mat.bin Binary files differdeleted file mode 100644 index 600bd9a..0000000 --- a/macros/symphony_mat.bin +++ /dev/null diff --git a/macros/symphony_mat.sci b/macros/symphony_mat.sci deleted file mode 100644 index b30d84d..0000000 --- a/macros/symphony_mat.sci +++ /dev/null @@ -1,241 +0,0 @@ -// Copyright (C) 2015 - IIT Bombay - FOSSEE -// -// Author: Harpreet Singh -// Organization: FOSSEE, IIT Bombay -// Email: harpreet.mertia@gmail.com -// This file must be used under the terms of the CeCILL. -// This source file is licensed as described in the file COPYING, which -// you should have received as part of this distribution. The terms -// are also available at -// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt - -function [xopt,fopt,status,iter] = symphony_mat (varargin) - // Solves a mixed integer linear programming constrained optimization problem in intlinprog format. - // - // Calling Sequence - // xopt = symphony_mat(f,intcon,A,b) - // xopt = symphony_mat(f,intcon,A,b,Aeq,beq) - // xopt = symphony_mat(f,intcon,A,b,Aeq,beq,lb,ub) - // xopt = symphony_mat(f,intcon,A,b,Aeq,beq,lb,ub,options) - // [xopt,fopt,status,output] = symphony_mat( ... ) - // - // Parameters - // f : a 1xn matrix of doubles, where n is number of variables, contains coefficients of the variables in the objective - // intcon : Vector of integer constraints, specified as a vector of positive integers. The values in intcon indicate the components of the decision variable x that are integer-valued. intcon has values from 1 through number of variable - // A : Linear inequality constraint matrix, specified as a matrix of doubles. A represents the linear coefficients in the constraints A*x ≤ b. A has size M-by-N, where M is the number of constraints and N is number of variables - // b : Linear inequality constraint vector, specified as a vector of doubles. b represents the constant vector in the constraints A*x ≤ b. b has length M, where A is M-by-N - // Aeq : Linear equality constraint matrix, specified as a matrix of doubles. Aeq represents the linear coefficients in the constraints Aeq*x = beq. Aeq has size Meq-by-N, where Meq is the number of constraints and N is number of variables - // beq : Linear equality constraint vector, specified as a vector of doubles. beq represents the constant vector in the constraints Aeq*x = beq. beq has length Meq, where Aeq is Meq-by-N. - // lb : Lower bounds, specified as a vector or array of doubles. lb represents the lower bounds elementwise in lb ≤ x ≤ ub. - // ub : Upper bounds, specified as a vector or array of doubles. ub represents the upper bounds elementwise in lb ≤ x ≤ ub. - // options : a 1xq marix of string, provided to set the paramters in symphony - // xopt : a 1xn matrix of doubles, the computed solution of the optimization problem - // fopt : a 1x1 matrix of doubles, the function value at x - // output : The output data structure contains detailed informations about the optimization process. - // - // Description - // Search the minimum or maximum of a constrained mixed integer linear programming optimization problem specified by : - // find the minimum or maximum of f(x) such that - // - // <latex> - // \begin{eqnarray} - // &\mbox{min}_{x} - // & f(x) \\ - // & \text{subject to} & conLB \leq C(x) \leq conUB \\ - // & & lb \leq x \leq ub \\ - // \end{eqnarray} - // </latex> - // - // We are calling SYMPHONY written in C by gateway files for the actual computation. SYMPHONY was originally written by Ted Ralphs, Menal Guzelsoy and Ashutosh Mahajan. - // - // Examples - // // Objective function - // c = [350*5,330*3,310*4,280*6,500,450,400,100] - // // Lower Bound of variable - // lb = repmat(0,1,8); - // // Upper Bound of variables - // ub = [repmat(1,1,4) repmat(%inf,1,4)]; - // // Constraint Matrix - // Aeq = [5,3,4,6,1,1,1,1; - // 5*0.05,3*0.04,4*0.05,6*0.03,0.08,0.07,0.06,0.03; - // 5*0.03,3*0.03,4*0.04,6*0.04,0.06,0.07,0.08,0.09;] - // beq = [ 25, 1.25, 1.25] - // intcon = [1 2 3 4]; - // // Calling Symphony - // [x,f,iter] = symphony_mat(c,intcon,[],[],Aeq,beq,lb,ub); - // - // Examples - // // An advanced case where we set some options in symphony - // // This problem is taken from - // // P.C.Chu and J.E.Beasley - // // "A genetic algorithm for the multidimensional knapsack problem", - // // Journal of Heuristics, vol. 4, 1998, pp63-86. - // // The problem to be solved is: - // // Max sum{j=1,...,n} p(j)x(j) - // // st sum{j=1,...,n} r(i,j)x(j) <= b(i) i=1,...,m - // // x(j)=0 or 1 - // // The function to be maximize i.e. P(j) - // objCoef = -1*[ 504 803 667 1103 834 585 811 856 690 832 846 813 868 793 .. - // 825 1002 860 615 540 797 616 660 707 866 647 746 1006 608 .. - // 877 900 573 788 484 853 942 630 591 630 640 1169 932 1034 .. - // 957 798 669 625 467 1051 552 717 654 388 559 555 1104 783 .. - // 959 668 507 855 986 831 821 825 868 852 832 828 799 686 .. - // 510 671 575 740 510 675 996 636 826 1022 1140 654 909 799 .. - // 1162 653 814 625 599 476 767 954 906 904 649 873 565 853 1008 632] - // //Constraint Matrix - // conMatrix = [ //Constraint 1 - // 42 41 523 215 819 551 69 193 582 375 367 478 162 898 .. - // 550 553 298 577 493 183 260 224 852 394 958 282 402 604 .. - // 164 308 218 61 273 772 191 117 276 877 415 873 902 465 .. - // 320 870 244 781 86 622 665 155 680 101 665 227 597 354 .. - // 597 79 162 998 849 136 112 751 735 884 71 449 266 420 .. - // 797 945 746 46 44 545 882 72 383 714 987 183 731 301 .. - // 718 91 109 567 708 507 983 808 766 615 554 282 995 946 651 298; - // //Constraint 2 - // 509 883 229 569 706 639 114 727 491 481 681 948 687 941 .. - // 350 253 573 40 124 384 660 951 739 329 146 593 658 816 .. - // 638 717 779 289 430 851 937 289 159 260 930 248 656 833 .. - // 892 60 278 741 297 967 86 249 354 614 836 290 893 857 .. - // 158 869 206 504 799 758 431 580 780 788 583 641 32 653 .. - // 252 709 129 368 440 314 287 854 460 594 512 239 719 751 .. - // 708 670 269 832 137 356 960 651 398 893 407 477 552 805 881 850; - // //Constraint 3 - // 806 361 199 781 596 669 957 358 259 888 319 751 275 177 .. - // 883 749 229 265 282 694 819 77 190 551 140 442 867 283 .. - // 137 359 445 58 440 192 485 744 844 969 50 833 57 877 .. - // 482 732 968 113 486 710 439 747 174 260 877 474 841 422 .. - // 280 684 330 910 791 322 404 403 519 148 948 414 894 147 .. - // 73 297 97 651 380 67 582 973 143 732 624 518 847 113 .. - // 382 97 905 398 859 4 142 110 11 213 398 173 106 331 254 447 ; - // //Constraint 4 - // 404 197 817 1000 44 307 39 659 46 334 448 599 931 776 .. - // 263 980 807 378 278 841 700 210 542 636 388 129 203 110 .. - // 817 502 657 804 662 989 585 645 113 436 610 948 919 115 .. - // 967 13 445 449 740 592 327 167 368 335 179 909 825 614 .. - // 987 350 179 415 821 525 774 283 427 275 659 392 73 896 .. - // 68 982 697 421 246 672 649 731 191 514 983 886 95 846 .. - // 689 206 417 14 735 267 822 977 302 687 118 990 323 993 525 322; - // //Constrain 5 - // 475 36 287 577 45 700 803 654 196 844 657 387 518 143 .. - // 515 335 942 701 332 803 265 922 908 139 995 845 487 100 .. - // 447 653 649 738 424 475 425 926 795 47 136 801 904 740 .. - // 768 460 76 660 500 915 897 25 716 557 72 696 653 933 .. - // 420 582 810 861 758 647 237 631 271 91 75 756 409 440 .. - // 483 336 765 637 981 980 202 35 594 689 602 76 767 693 .. - // 893 160 785 311 417 748 375 362 617 553 474 915 457 261 350 635 ; - // ]; - // nbVar = size(objCoef,2) - // conUB=[11927 13727 11551 13056 13460 ]; - // // Lower Bound of variables - // lb = repmat(0,1,nbVar) - // // Upper Bound of variables - // ub = repmat(1,1,nbVar) - // // Lower Bound of constrains - // intcon = [] - // for i = 1:nbVar - // intcon = [intcon i]; - // end - // // The expected solution : - // // Output variables - // xopt = [0 1 1 0 0 1 0 1 0 1 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 1 0 1 1 0 1 .. - // 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 1 1 .. - // 0 0 1 0 0 1 0 1 0 0 1 0 0 1 0 1 0 0 0 0 0 1 1 0 0 0 0 0 1 1 0 0 1 0 0 1 0] - // // Optimal value - // fopt = [ 24381 ] - // // Calling Symphony - // [x,f,iter] = symphony_mat(objCoef,intcon,conMatrix,conUB,[],[],lb,ub); - // - // Authors - // Keyur Joshi, Saikiran, Iswarya, Harpreet Singh - - -//To check the number of input and output argument - [lhs , rhs] = argn(); - -//To check the number of argument given by user - if ( rhs < 4 | rhs == 5 | rhs == 7 | rhs > 9 ) then - errmsg = msprintf(gettext("%s: Unexpected number of input arguments : %d provided while should be in the set [4 6 8 9]"), "Symphony", rhs); - error(errmsg) - end - - - objCoef = varargin(1) - intcon = varargin(2) - A = varargin(3) - b = varargin(4) - - nbVar = size(objCoef,2); - nbCon = size(A,1); - - if ( rhs<4 ) then - Aeq = [] - beq = [] - else - Aeq = varargin(5); - beq = varargin(6); - - if (size(Aeq,1)~=0) then - //Check the size of equality constraint which should equal to the number of inequality constraints - if ( size(Aeq,2) ~= nbVar) then - errmsg = msprintf(gettext("%s: The size of equality constraint is not equal to the number of variables"), "Symphony"); - error(errmsg); - end - - //Check the size of upper bound of inequality constraint which should equal to the number of constraints - if ( size(beq,2) ~= size(Aeq,1)) then - errmsg = msprintf(gettext("%s: The equality constraint upper bound is not equal to the number of equality constraint"), "Symphony"); - error(errmsg); - end - end - - end - - if ( rhs<6 ) then - lb = repmat(-%inf,1,nbVar); - ub = repmat(%inf,1,nbVar); - else - lb = varargin(7); - ub = varargin(8); - end - - if (rhs<9) then - options = []; - else - options = varargin(9); - end - - -//Check the size of lower bound of inequality constraint which should equal to the number of constraints - if ( size(b,2) ~= size(A,1)) then - errmsg = msprintf(gettext("%s: The Lower Bound of inequality constraint is not equal to the number of constraint"), "Symphony"); - error(errmsg); - end - -//Check the size of Lower Bound which should equal to the number of variables - if ( size(lb,2) ~= nbVar) then - errmsg = msprintf(gettext("%s: The Lower Bound is not equal to the number of variables"), "Symphony"); - error(errmsg); - end - -//Check the size of Upper Bound which should equal to the number of variables - if ( size(ub,2) ~= nbVar) then - errmsg = msprintf(gettext("%s: The Upper Bound is not equal to the number of variables"), "Symphony"); - error(errmsg); - end - - //Changing the inputs in symphony's format - conMatrix = [A;Aeq] - nbCon = size(conMatrix,1); - conLB = [repmat(-%inf,1,size(A,1)), beq]'; - conUB = [b,beq]' ; - - isInt = repmat(%f,1,nbVar); - for i=1:size(intcon,2) - isInt(intcon(i)) = %t - end - - objSense = 1; - - [xopt,fopt,status,iter] = symphony_call(nbVar,nbCon,objCoef,isInt,lb,ub,conMatrix,conLB,conUB,objSense,options); - -endfunction |