162 lines
3.7 KiB
Prolog
162 lines
3.7 KiB
Prolog
/*************************************************************************
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* *
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* YAP Prolog *
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* *
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* Yap Prolog was developed at NCCUP - Universidade do Porto *
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* *
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* Copyright L.Damas, V.S.Costa and Universidade do Porto 1985-2006 *
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* *
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**************************************************************************
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* *
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* File: matrix.yap *
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* Last rev: *
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* mods: *
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* comments: Have some fun with blobs *
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* *
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*************************************************************************/
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/*
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A matrix is an object with integer or floating point numbers. A matrix
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may have a number of dimensions. These routines implement a number of
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routine manipulation procedures.
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matrix(Type,D1,D2,...,Dn,data(......))
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Type = int, float
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Operations:
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typedef enum {
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MAT_SUM=0,
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MAT_SUB=1,
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MAT_TIMES=2,
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MAT_DIV=3,
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MAT_IDIV=4,
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MAT_ZDIV=5
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} op_type;
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*/
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:- module( matrix,
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[
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matrix_new/3,
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matrix_new/4,
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matrix_new_set/4,
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matrix_dims/2,
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matrix_ndims/2,
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matrix_size/2,
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matrix_type/2,
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matrix_to_list/2,
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matrix_get/3,
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matrix_set/3,
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matrix_set_all/2,
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matrix_add/3,
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matrix_inc/2,
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matrix_dec/2,
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matrix_inc/3,
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matrix_dec/3,
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matrix_arg_to_offset/3,
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matrix_offset_to_arg/3,
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matrix_max/2,
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matrix_maxarg/2,
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matrix_min/2,
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matrix_minarg/2,
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matrix_sum/2,
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matrix_sum_out/3,
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matrix_sum_out_several/3,
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matrix_sum_logs_out/3,
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matrix_sum_logs_out_several/3,
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matrix_add_to_all/2,
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matrix_agg_lines/3,
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matrix_agg_cols/3,
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matrix_to_logs/1,
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matrix_to_exps/1,
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matrix_to_logs/2,
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matrix_to_exps/2,
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matrix_op/4,
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matrix_op_to_all/4,
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matrix_op_to_lines/4,
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matrix_op_to_cols/4,
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matrix_shuffle/3,
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matrix_transpose/2,
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matrix_set_all_that_disagree/5,
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matrix_expand/3,
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matrix_select/4,
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matrix_column/3
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]).
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:- load_foreign_files([matrix], [], init_matrix).
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matrix_new(ints,Dims,Matrix) :-
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length(Dims,NDims),
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new_ints_matrix_set(NDims, Dims, 0, Matrix).
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matrix_new(floats,Dims,Matrix) :-
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length(Dims,NDims),
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new_floats_matrix_set(NDims, Dims, 0.0, Matrix).
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matrix_new(ints,Dims,Data,Matrix) :-
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length(Dims,NDims),
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new_ints_matrix(NDims, Dims, Data, Matrix).
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matrix_new(floats,Dims,Data,Matrix) :-
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length(Dims,NDims),
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new_floats_matrix(NDims, Dims, Data, Matrix).
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matrix_new_set(ints,Dims,Elem,Matrix) :-
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length(Dims,NDims),
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new_ints_matrix_set(NDims, Dims, Elem, Matrix).
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matrix_new_set(floats,Dims,Elem,Matrix) :-
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length(Dims,NDims),
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new_floats_matrix_set(NDims, Dims, Elem, Matrix).
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matrix_type(Matrix,Type) :-
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matrix_type_as_number(Matrix, 0), !,
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Type = ints.
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matrix_type(_,floats).
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matrix_agg_lines(M1,+,NM) :-
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do_matrix_agg_lines(M1,0,NM).
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/* other operations: *, logprod */
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matrix_agg_cols(M1,+,NM) :-
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do_matrix_agg_cols(M1,0,NM).
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/* other operations: *, logprod */
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matrix_op(M1,M2,+,NM) :-
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do_matrix_op(M1,M2,0,NM).
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matrix_op(M1,M2,-,NM) :-
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do_matrix_op(M1,M2,1,NM).
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matrix_op(M1,M2,*,NM) :-
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do_matrix_op(M1,M2,2,NM).
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matrix_op(M1,M2,/,NM) :-
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do_matrix_op(M1,M2,3,NM).
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matrix_op(M1,M2,zdiv,NM) :-
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do_matrix_op(M1,M2,5,NM).
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matrix_op_to_all(M1,+,Num,NM) :-
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do_matrix_op_to_all(M1,0,Num,NM).
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matrix_op_to_all(M1,*,Num,NM) :-
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do_matrix_op_to_all(M1,2,Num,NM).
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matrix_op_to_all(M1,/,Num,NM) :-
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% can only use floats.
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FNum is float(Num),
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do_matrix_op_to_all(M1,3,FNum,NM).
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/* other operations: *, logprod */
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matrix_op_to_lines(M1,M2,/,NM) :-
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do_matrix_op_to_lines(M1,M2,3,NM).
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/* other operations: *, logprod */
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matrix_op_to_cols(M1,M2,+,NM) :-
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do_matrix_op_to_cols(M1,M2,0,NM).
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/* other operations: *, logprod */
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matrix_transpose(M1,M2) :-
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matrix_shuffle(M1,[1,0],M2).
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