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394 lines
14 KiB
Plaintext
394 lines
14 KiB
Plaintext
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** Scenario 8: J = 4 items / M = 4 modalities / DIF size 0.5
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local N = "50"
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foreach Nnn in `N' {
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local Nn = `Nnn'
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local path_data = "/home/corentin/Documents/These/Recherche/Simulations/Data/DIF/N`Nn'"
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local path_res = "/home/corentin/Documents/These/Recherche/Simulations/Analysis/DIF/N`Nn'"
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local scenarios = "A B C D E F G"
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foreach scen in `scenarios' {
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clear
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import delim "`path_data'/scenario_8`scen'_`Nn'.csv", encoding(ISO-8859-2) case(preserve) clear
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rename TT tt
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* Matrice de taille 1000 * 4 items + 1 DIF + beta + std beta + 1 dif
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local nbitems = 4
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local nbdif = 1
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local taillemat = 3*`nbitems'+`nbdif'+3+2
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mat outmat = J(1000,`taillemat',.)
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mat colnames outmat = "item1_1" "item1_2" "item1_3" "item2_1" "item2_2" "item2_3" "item3_1" "item3_2" "item3_3" "item4_1" "item4_2" "item4_3" "dif1_1" "dif1_2" "dif1_3" "beta" "se_beta" "dif_item_1"
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di "Scenario 8`scen' / N=`Nnn'"
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forvalues k=1/1000 {
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if (mod(`k',100)==0) {
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di "`k'/1000"
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}
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preserve
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qui keep if replication==`k'
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* MERGE des modalités si non représentées
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local com_z = 0
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qui gen comz = 0
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forvalues j = 1 / `nbitems' {
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local recoda_`j' = 0
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qui tab item`j' if tt == 0, matrow(rect1_g0_`j') matcell(nbrt1_g0_`j')
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local maxm`j'_t1_g0 = rect1_g0_`j'[r(r),1]
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local minm`j'_t1_g0 = rect1_g0_`j'[1,1]
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qui tab item`j' if tt == 1, matrow(rect1_g1_`j') matcell(nbrt1_g1_`j')
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local minm`j'_t1_g1 = rect1_g1_`j'[1,1]
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local maxm`j'_t1_g1 = rect1_g1_`j'[r(r),1]
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local minm_`j' = min(`minm`j'_t1_g0',`minm`j'_t1_g1')
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local maxm_`j' = max(`maxm`j'_t1_g0',`maxm`j'_t1_g1')
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local nbm_`j' = `=`maxm_`j''-`minm_`j'''
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if `minm_`j'' != 0 & `com_z' == 0 {
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local com_z = 1
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}
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forvalues m = 0/`=`nbm_`j''-1' {
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qui count if item`j' == `m' & tt == 0
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local nb_rn1_g0 = r(N)
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qui count if item`j' == `m' & tt == 1
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local nb_rn1_g1 = r(N)
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local nb_rn = min(`nb_rn1_g0',`nb_rn1_g1')
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if `nb_rn' == 0 {
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qui replace comz = 1
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local recoda_`j' = 1
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if `m' == 0 | `m' < `minm`j'_t1_g0' | `m' < `minm`j'_t1_g1' {
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local stop = 1
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forvalues k = 1/`=`nbm_`j''-`m'' {
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qui count if item`j' == `=`m' + `k'' & tt == 0
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local v`k'1_0 = r(N)
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qui count if item`j' == `=`m' + `k'' & tt == 1
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local v`k'1_1 = r(N)
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if (`v`k'1_0' != 0 | `v`k'1_1' != 0) & `stop' != 0 {
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qui replace item`j'= `=`m'+`k'' if item`j'==`m'
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local zzz=`j'+`nbitems'
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*qui replace item`zzz'=`=`m'+`k'' if item``=`j'+`nbitems'''==`m'
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di "WARNING: items `j': answers `m' and `=`m'+`k'' merged"
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local stop = 0
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}
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}
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}
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else if `m' == `=`nbm_`j''-1' | `m' >= `maxm`j'_t1_g1' {
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local stop = 1
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forvalues k = 1/`=`m'' {
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qui count if item`j' == `=`m' - `k'' & tt == 0
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local v`k'1_0 = r(N)
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qui count if item`j' == `=`m' - `k'' & tt == 1
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local v`k'1_1 = r(N)
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if (`v`k'1_0' != 0 | `v`k'1_1' != 0) & `stop' != 0 {
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qui replace item`j'= `=`m' - `k'' if item`j'==`m'
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local zzz=`j'+`nbitems'
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*qui replace item`zzz'= `=`m' - `k'' if item`zzz'==`m'
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di "WARNING: items `j': answers `m' and `=`m'+`k'' merged"
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local stop = 0
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}
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}
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}
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else {
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if runiform()>0.5{
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local stop = 1
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forvalues k = 1/`m' {
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qui count if item`j' == `=`m' - `k'' & tt == 0
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local v`k'1_0 = r(N)
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qui count if item`j' == `=`m' - `k'' & tt == 1
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local v`k'1_1 = r(N)
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if (`v`k'1_0' != 0 | `v`k'1_1' != 0) & `stop' != 0 {
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qui replace item`j'= `=`m'-`k'' if item`j'==`m'
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local zzz=`j'+`nbitems'
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*qui replace item`zzz'=`=`m'-`k'' if item``=`j'+`nbitems'''==`m'
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di "WARNING: items `j': answers `m' and `=`m'+`k'' merged"
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local stop = 0
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}
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}
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}
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else {
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local stop = 1
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forvalues k = 1/`=`nbm_`j''-`m'' {
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qui count if item`j' == `=`m' + `k'' & tt == 0
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local v`k'1_0 = r(N)
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qui count if item`j' == `=`m' + `k'' & tt == 1
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local v`k'1_1 = r(N)
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if (`v`k'1_0' != 0 | `v`k'1_1' != 0) & `stop' != 0{
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qui replace item`j'=`=`m' + `k'' if item`j'==`m'
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local zzz=`j'+`nbitems'
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*qui replace item`zzz'=`=`m' + `k'' if item``=`j'+`nbitems'''==`m'
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di "WARNING: items `j': answers `m' and `=`m'+`k'' merged"
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local stop = 0
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}
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else {
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if `stop' != 0 {
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qui replace item`j'= `nbm_`j'' if item`j'==`m'
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local zzz=`j'+`nbitems'
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*qui replace item`zzz'= `nbm_`j'' if item``=`j'+`nbitems'''==`m'
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di "WARNING: items `j': answers `m' and `=`m'+`k'' merged"
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local stop = 0
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}
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}
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}
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}
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}
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}
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}
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qui levelsof item`j'
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local val = r(levels)
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local checker: word 1 of `val'
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local checker2: word 2 of `val'
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local checker3: word 3 of `val'
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if (`checker'!=0) {
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qui recode item`j' (`checker'=0) (`checker2'=1) (`checker3'=2)
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}
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else if (`checker2'!=1) {
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qui recode item`j' (`checker2'=1) (`checker3'=2)
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}
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else if (`checker3'!=2) {
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qui recode item`j' (`checker3'=2)
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}
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}
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qui valuesof comz
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local val = r(values)
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local checker: word 1 of `val'
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* replications avec 3 mod
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if (`checker' == 1) {
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local difitems1=dif1
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forvalues i=1/`nbitems' {
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if (`i'==`difitems1') {
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local constrnt = "constraint 1 2*([1.item`i']_cons-([1.item`i']_cons+[1.item`i'] tt))=([2.item`i']_cons-([2.item`i']_cons+[2.item`i'] tt))"
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}
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}
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local mod "gsem "
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forvalues i=1/`nbitems' {
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if (`i'==`difitems1') {
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local mod = "`mod'"+"(1.item`i'<-THETA@1 tt)(2.item`i'<-THETA@2 tt)"
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}
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else {
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local mod = "`mod'"+"(1.item`i'<-THETA@1)(2.item`i'<-THETA@2)"
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}
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}
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local mod = "`mod'" + "(THETA<-tt), mlogit tol(0.01) iterate(500) latent(THETA) nocapslatent constraint(1)"
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qui `constrnt'
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qui `mod'
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mat V=r(table)
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mat W=V[1..2,1...]
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forvalues j=1/`nbitems' {
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if (`j'<`difitems1') {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+3] // items avant le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+5] // items avant le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+7] // items avant le premier dif
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}
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else if (`j'==`difitems1') {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+4] // items du le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+7] // items du le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+10] // items du le premier dif }
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}
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else {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+6] // items avant le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+8] // items avant le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+10] // items avant le premier dif
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}
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}
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mat outmat[`k',3*`nbitems'+1] = W[1,7*(`difitems1'-1)+2] // coef de dif
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mat outmat[`k',3*`nbitems'+2] = W[1,7*(`difitems1'-1)+5] // coef de dif
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mat outmat[`k',3*`nbitems'+3] = W[1,7*(`difitems1'-1)+8] // coef de dif
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mat outmat[`k',3*`nbitems'+4] = W[1,7*`nbitems'+4] // beta
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mat outmat[`k',3*`nbitems'+5] = W[2,7*`nbitems'+4] // se beta
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mat outmat[`k',3*`nbitems'+6] = `difitems1' // numéro item de dif
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restore
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}
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* replications sans problèmes
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else {
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local difitems1=dif1
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forvalues i=1/`nbitems' {
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if (`i'==`difitems1') {
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local constrnt = "constraint 1 2*([1.item`i']_cons-([1.item`i']_cons+[1.item`i'] tt))=([2.item`i']_cons-([2.item`i']_cons+[2.item`i'] tt))"
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local constrnt2 = "constraint 2 3*([1.item`i']_cons-([1.item`i']_cons+[1.item`i'] tt))=([3.item`i']_cons-([3.item`i']_cons+[3.item`i'] tt))"
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}
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}
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local mod "gsem "
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forvalues i=1/`nbitems' {
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if (`i'==`difitems1') {
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local mod = "`mod'"+"(1.item`i'<-THETA@1 tt)(2.item`i'<-THETA@2 tt)(3.item`i'<-THETA@3 tt)"
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}
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else {
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local mod = "`mod'"+"(1.item`i'<-THETA@1)(2.item`i'<-THETA@2)(3.item`i'<-THETA@3)"
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}
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}
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local mod = "`mod'" + "(THETA<-tt), mlogit tol(0.01) iterate(500) latent(THETA) nocapslatent constraint(1 2)"
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qui `constrnt'
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qui `constrnt2'
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qui `mod'
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mat V=r(table)
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mat W=V[1..2,1...]
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forvalues j=1/`nbitems' {
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if (`j'<`difitems1') {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+3] // items avant le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+5] // items avant le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+7] // items avant le premier dif
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}
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else if (`j'==`difitems1') {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+4] // items du le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+7] // items du le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+10] // items du le premier dif }
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}
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else {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+6] // items avant le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+8] // items avant le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+10] // items avant le premier dif
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}
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}
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mat outmat[`k',3*`nbitems'+1] = W[1,7*(`difitems1'-1)+2] // coef de dif
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mat outmat[`k',3*`nbitems'+2] = W[1,7*(`difitems1'-1)+5] // coef de dif
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mat outmat[`k',3*`nbitems'+3] = W[1,7*(`difitems1'-1)+8] // coef de dif
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mat outmat[`k',3*`nbitems'+4] = W[1,7*`nbitems'+4] // beta
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mat outmat[`k',3*`nbitems'+5] = W[2,7*`nbitems'+4] // se beta
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mat outmat[`k',3*`nbitems'+6] = `difitems1' // numéro item de dif
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restore
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}
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}
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putexcel set "`path_res'/out/8`scen'_`Nn'.xls", sheet("outmat") replace
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putexcel A1=matrix(outmat), colnames
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}
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}
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** Scenario 10: J = 4 items / M = 4 modalities / DIF size 0.3 x2
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local N = "50"
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foreach Nnn in `N' {
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local Nn = `Nnn'
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local path_data = "/home/corentin/Documents/These/Recherche/Simulations/Data/DIF/N`Nn'"
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local path_res = "/home/corentin/Documents/These/Recherche/Simulations/Analysis/DIF/N`Nn'"
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local scenarios = "A B C D E F G"
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foreach scen in `scenarios' {
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clear
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import delim "`path_data'/scenario_10`scen'_`Nn'.csv", encoding(ISO-8859-2) case(preserve) clear
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rename TT tt
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* Matrice de taille 1000 * 4 items + 1 DIF + beta + std beta + 1 dif
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local nbitems = 4
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local nbdif = 2
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local taillemat = 3*`nbitems'+6+2+`nbdif'
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mat outmat = J(1000,`taillemat',.)
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mat colnames outmat = "item1_1" "item1_2" "item1_3" "item2_1" "item2_2" "item2_3" "item3_1" "item3_2" "item3_3" "item4_1" "item4_2" "item4_3" "dif1_1" "dif1_2" "dif1_3" "dif2_1" "dif2_2" "dif2_3" "beta" "se_beta" "dif_item_1" "dif_item_2"
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di "Scenario 10`scen' / N=`Nnn'"
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forvalues k=1/1000 {
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if (mod(`k',100)==0) {
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di "`k'/1000"
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}
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preserve
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qui keep if replication==`k'
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local difitems1=dif1
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local difitems2=dif2
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if (`difitems1'<`difitems2') {
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local difitemsmin `difitems1'
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local difitemsmax `difitems2'
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}
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else {
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local difitemsmin `difitems2'
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local difitemsmax `difitems1'
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}
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forvalues i=1/`nbitems' {
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if (`i'==`difitemsmin') {
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local constrnt = "constraint 1 2*([1.item`i']_cons-([1.item`i']_cons+[1.item`i'] tt))=([2.item`i']_cons-([2.item`i']_cons+[2.item`i'] tt))"
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local constrnt2 = "constraint 2 3*([1.item`i']_cons-([1.item`i']_cons+[1.item`i'] tt))=([3.item`i']_cons-([3.item`i']_cons+[3.item`i'] tt))"
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}
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}
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forvalues i=1/`nbitems' {
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if (`i'==`difitemsmax') {
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local constrn3 = "constraint 3 2*([1.item`i']_cons-([1.item`i']_cons+[1.item`i'] tt))=([2.item`i']_cons-([2.item`i']_cons+[2.item`i'] tt))"
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local constrnt4 = "constraint 4 3*([1.item`i']_cons-([1.item`i']_cons+[1.item`i'] tt))=([3.item`i']_cons-([3.item`i']_cons+[3.item`i'] tt))"
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}
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}
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local mod "gsem "
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forvalues i=1/`nbitems' {
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if (`i'==`difitemsmin' | `i'==`difitemsmax') {
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local mod = "`mod'"+"(1.item`i'<-THETA@1 tt)(2.item`i'<-THETA@2 tt)(3.item`i'<-THETA@3 tt)"
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}
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else {
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local mod = "`mod'"+"(1.item`i'<-THETA@1)(2.item`i'<-THETA@2)(3.item`i'<-THETA@3)"
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}
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}
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local mod = "`mod'" + "(THETA<-tt), mlogit tol(0.01) iterate(500) latent(THETA) nocapslatent constraint(1 2 3 4)"
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qui `constrnt'
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qui `constrnt2'
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qui `constrnt3'
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qui `constrnt4'
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qui `mod'
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mat V=r(table)
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mat W=V[1..2,1...]
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forvalues j=1/`nbitems' {
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if (`j'<`difitemsmin') {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+3] // items avant le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+5] // items avant le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+7] // items avant le premier dif
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}
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else if (`j'==`difitemsmin') {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+4] // items du le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+7] // items du le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+10] // items du le premier dif }
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}
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else if (`j'<`difitemsmax') {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+6] // items avant le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+8] // items avant le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+10] // items avant le premier dif
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}
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else if (`j'==`difitemsmax') {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+7] // items avant le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+10] // items avant le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+13] // items avant le premier dif
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}
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else {
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mat outmat[`k',3*`j'-2] = W[1,7*(`j'-1)+9] // items avant le premier dif
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mat outmat[`k',3*`j'-1] = W[1,7*(`j'-1)+11] // items avant le premier dif
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mat outmat[`k',3*`j'] = W[1,7*(`j'-1)+13] // items avant le premier dif
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}
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}
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mat outmat[`k',3*`nbitems'+1] = W[1,7*(`difitemsmin'-1)+2] // coef de dif
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mat outmat[`k',3*`nbitems'+2] = W[1,7*(`difitemsmin'-1)+5] // coef de dif
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mat outmat[`k',3*`nbitems'+3] = W[1,7*(`difitemsmin'-1)+8] // coef de dif
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mat outmat[`k',3*`nbitems'+4] = W[1,7*(`difitemsmax'-1)+5] // coef de dif
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mat outmat[`k',3*`nbitems'+5] = W[1,7*(`difitemsmax'-1)+8] // coef de dif
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mat outmat[`k',3*`nbitems'+6] = W[1,7*(`difitemsmax'-1)+11] // coef de dif
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mat outmat[`k',3*`nbitems'+7] = W[1,7*`nbitems'+7] // beta
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mat outmat[`k',3*`nbitems'+8] = W[2,7*`nbitems'+7] // se beta
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mat outmat[`k',3*`nbitems'+9] = `difitemsmin' // numéro item de dif
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mat outmat[`k',3*`nbitems'+10] = `difitemsmax' // numéro item de dif
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restore
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}
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putexcel set "`path_res'/out/10`scen'_`Nn'.xls", sheet("outmat") replace
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putexcel A1=matrix(outmat), colnames
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}
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}
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