topic Re: Do have any idea of the following error: in SAS/IML Software and Matrix Computations

topic Re: Do have any idea of the following error: in SAS/IML Software and Matrix Computations https://communities.sas.com/t5/SAS-IML-Software-and-Matrix/Do-have-any-idea-of-the-following-error/m-p/95186#M636 <HTML><HEAD></HEAD><BODY><P>There are two parts to the statement, firstly it makes a copy of columns 2 to the last column of Y, then the [,+] operation is applied to this intermediate matrix which has the effect of adding up the rows.  So Y is replaced by a column vector of its row sums where the first column is excluded from the summation.</P></BODY></HTML> Fri, 29 Jun 2012 09:58:11 GMT IanWakeling 2012-06-29T09:58:11Z Do have any idea of the following error: https://communities.sas.com/t5/SAS-IML-Software-and-Matrix/Do-have-any-idea-of-the-following-error/m-p/95183#M633 <HTML><HEAD></HEAD><BODY><P>NOTE: Writing HTML Body file: sashtml1.htm</P><P>ERROR: (execution) Matrices do not conform to the operation.</P><P></P><P> operation : * at line 6872 column 1</P><P> operands  : _TEM1001, Z_wst</P><P>_TEM1001    175 rows    175 cols    (numeric)</P><P>Z_WST    176 rows    179 cols    (numeric)</P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrices do not conform to the operation.</P><P></P><P> operation : * at line 6872 column 1</P><P> operands  : _TEM1001, Z_rtt</P><P>_TEM1001    175 rows    175 cols    (numeric)</P><P>Z_RTT    176 rows    179 cols    (numeric)</P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrices do not conform to the operation.</P><P></P><P> operation : * at line 6872 column 1</P><P> operands  : _TEM1001, Z_wst</P><P>_TEM1001    175 rows    175 cols    (numeric)</P><P>Z_WST    176 rows    179 cols    (numeric)</P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrices do not conform to the operation.</P><P></P><P> operation : * at line 6872 column 1</P><P> operands  : _TEM1001, Z_rtt</P><P>_TEM1001    175 rows    175 cols    (numeric)</P><P>Z_RTT    176 rows    179 cols    (numeric)</P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrices do not conform to the operation.</P><P></P><P> operation : `* at line 6872 column 1</P><P> operands  : wseshr, fdwst</P><P>wseshr    175 rows      1 col     (numeric)</P><P>fdwst    176 rows      1 col     (numeric)</P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrices do not conform to the operation.</P><P></P><P> operation : `* at line 6872 column 1</P><P> operands  : rteshr, fdrtt</P><P>rteshr    175 rows      1 col     (numeric)</P><P>fdrtt    176 rows      1 col     (numeric)</P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrices do not conform to the operation.</P><P></P><P> operation : `* at line 6872 column 1</P><P> operands  : wsgshr, fdwst</P><P>wsgshr    175 rows      1 col     (numeric)</P><P>fdwst    176 rows      1 col     (numeric)</P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrices do not conform to the operation.</P><P></P><P> operation : `* at line 6872 column 1</P><P> operands  : rtgshr, fdrtt</P><P>rtgshr    175 rows      1 col     (numeric)</P><P>fdrtt    176 rows      1 col     (numeric)</P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrix has not been set to a value.</P><P></P><P> operation : [ at line 6872 column 1</P><P> operands  : ZuerowW, $SUB0001</P><P></P><P>ZuerowW      0 row       0 col     (type ?, size 0)</P><P></P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrix has not been set to a value.</P><P></P><P> operation : [ at line 6872 column 1</P><P> operands  : ZuerowR, $SUB0001</P><P></P><P>ZuerowR      0 row       0 col     (type ?, size 0)</P><P></P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrix has not been set to a value.</P><P></P><P> operation : * at line 6872 column 1</P><P> operands  : ueratioW, zuerowW</P><P></P><P>ueratioW      0 row       0 col     (type ?, size 0)</P><P></P><P></P><P>ZuerowW      0 row       0 col     (type ?, size 0)</P><P></P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrix has not been set to a value.</P><P></P><P> operation : [ at line 6872 column 1</P><P> operands  : ZugrowW, $SUB0001</P><P></P><P>ZugrowW      0 row       0 col     (type ?, size 0)</P><P></P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrix has not been set to a value.</P><P></P><P> operation : [ at line 6872 column 1</P><P> operands  : ZugrowR, $SUB0001</P><P></P><P>ZugrowR      0 row       0 col     (type ?, size 0)</P><P></P><P></P><P> statement : ASSIGN at line 6872 column 1</P><P>ERROR: (execution) Matrix has not been set to a value.</P><P></P><P> .</P><P>.</P><P>.</P><P>.</P></BODY></HTML> Thu, 28 Jun 2012 18:04:07 GMT https://communities.sas.com/t5/SAS-IML-Software-and-Matrix/Do-have-any-idea-of-the-following-error/m-p/95183#M633 goliPSU 2012-06-28T18:04:07Z Re: Do have any idea of the following error: https://communities.sas.com/t5/SAS-IML-Software-and-Matrix/Do-have-any-idea-of-the-following-error/m-p/95184#M634 <HTML><HEAD></HEAD><BODY><P>The matrix multiplication operation you are trying to do is not defined for the dimensions of the matrices, i. e. you can't multiply a 175 x 175 matrix and a 176 x179 matrix.</P></BODY></HTML> Thu, 28 Jun 2012 19:54:56 GMT https://communities.sas.com/t5/SAS-IML-Software-and-Matrix/Do-have-any-idea-of-the-following-error/m-p/95184#M634 Hutch_sas 2012-06-28T19:54:56Z Re: Do have any idea of the following error: https://communities.sas.com/t5/SAS-IML-Software-and-Matrix/Do-have-any-idea-of-the-following-error/m-p/95185#M635 <HTML><HEAD></HEAD><BODY><P>Thank you, Do you know what "[,+]"  operation does on Y matrix: </P><P></P><P>Y = Y[,2:ncol(Y)][,+];</P><P></P><P>Thank you</P></BODY></HTML> Thu, 28 Jun 2012 20:10:58 GMT https://communities.sas.com/t5/SAS-IML-Software-and-Matrix/Do-have-any-idea-of-the-following-error/m-p/95185#M635 goliPSU 2012-06-28T20:10:58Z Re: Do have any idea of the following error: https://communities.sas.com/t5/SAS-IML-Software-and-Matrix/Do-have-any-idea-of-the-following-error/m-p/95186#M636 <HTML><HEAD></HEAD><BODY><P>There are two parts to the statement, firstly it makes a copy of columns 2 to the last column of Y, then the [,+] operation is applied to this intermediate matrix which has the effect of adding up the rows.  So Y is replaced by a column vector of its row sums where the first column is excluded from the summation.</P></BODY></HTML> Fri, 29 Jun 2012 09:58:11 GMT https://communities.sas.com/t5/SAS-IML-Software-and-Matrix/Do-have-any-idea-of-the-following-error/m-p/95186#M636 IanWakeling 2012-06-29T09:58:11Z