fix docs to use SparseMatrix
fix docs to use SparseMatrix

markhamstra/spark,ddna1021/spark,ahnqirage/spark,WeichenXu123/spark,jiangxb1987/spark,facaiy/spark,nilsgrabbert/spark,jianran/spark,darionyaphet/spark,zuotingbing/spark,UndeadBaneGitHub/spark,janewangfb/spark,zzcclp/spark,kimoonkim/spark,loneknightpy/spark,MLnick/spark,lvdongr/spark,markhamstra/spark,skonto/spark,LantaoJin/spark,debugger87/spark,shaneknapp/spark,WindCanDie/spark,maropu/spark,lxsmnv/spark,loneknightpy/spark,nlalevee/spark,shuangshuangwang/spark,panfengfeng/spark,kimoonkim/spark,nilsgrabbert/spark,akopich/spark,caneGuy/spark,akopich/spark,map222/spark,poffuomo/spark,aosagie/spark,michalsenkyr/spark,gioenn/xSpark,guoxiaolongzte/spark,jiangxb1987/spark,aosagie/spark,metamx/spark,ibm-research-ireland/sparkoscope,rednaxelafx/apache-spark,andrewor14/spark,BryanCutler/spark,saltstar/spark,haowu80s/spark,rekhajoshm/spark,stanzhai/spark,saturday-shi/spark,highfei2011/spark,kissmetrics/spark,zzcclp/spark,zero323/spark,ioana-delaney/spark,kevinyu98/spark,nchammas/spark,esi-mineset/spark,ioana-delaney/spark,poffuomo/spark,bdrillard/spark,adrian-ionescu/apache-spark,gioenn/xSpark,hhbyyh/spark,shubhamchopra/spark,rednaxelafx/apache-spark,jlopezmalla/spark,jianran/spark,dongjoon-hyun/spark,esi-mineset/spark,adrian-ionescu/apache-spark,bravo-zhang/spark,actuaryzhang/spark,zzcclp/spark,patrick-nicholson/spark,tejasapatil/spark,zuotingbing/spark,icexelloss/spark,ron8hu/spark,aosagie/spark,janewangfb/spark,hhbyyh/spark,ericvandenbergfb/spark,stanzhai/spark,JoshRosen/spark,ajaysaini725/spark,akopich/spark,xuanyuanking/spark,wzhfy/spark,apache-spark-on-k8s/spark,maropu/spark,shuangshuangwang/spark,milliman/spark,chuckchen/spark,sahilTakiar/spark,icexelloss/spark,hvanhovell/spark,ConeyLiu/spark,markhamstra/spark,JoshRosen/spark,xflin/spark,adrian-ionescu/apache-spark,hhbyyh/spark,wangyum/spark,Aegeaner/spark,shaneknapp/spark,apache-spark-on-k8s/spark,srowen/spark,WeichenXu123/spark,michalsenkyr/spark,pgandhi999/spark,publicRoman/spark,ddna1021/spark,ron8hu/spark,tengpeng/spark,gioenn/xSpark,maropu/spark,Aegeaner/spark,ueshin/apache-spark,kevinyu98/spark,HyukjinKwon/spark,shubhamchopra/spark,aosagie/spark,markhamstra/spark,ibm-research-ireland/sparkoscope,minixalpha/spark,hvanhovell/spark,srowen/spark,mdespriee/spark,bravo-zhang/spark,ericvandenbergfb/spark,big-pegasus/spark,mike0sv/spark,MLnick/spark,huang1900/spark,wangyum/spark,JoshRosen/spark,cloud-fan/spark,Aegeaner/spark,rikima/spark,alunarbeach/spark,tejasapatil/spark,ajaysaini725/spark,narahari92/spark,nilsgrabbert/spark,jiangxb1987/spark,nilsgrabbert/spark,narahari92/spark,wangyum/spark,haowu80s/spark,sryza/spark,dbtsai/spark,andrewor14/spark,spark-test/spark,aray/spark,shuangshuangwang/spark,mahak/spark,ericvandenbergfb/spark,rekhajoshm/spark,sachintyagi22/spark,goldmedal/spark,gengliangwang/spark,xflin/spark,holdenk/spark,apache-spark-on-k8s/spark,bdrillard/spark,tejasapatil/spark,jlopezmalla/spark,SnappyDataInc/spark,wangmiao1981/spark,haowu80s/spark,patrick-nicholson/spark,rezasafi/spark,ptkool/spark,rikima/spark,loneknightpy/spark,szhem/spark,narahari92/spark,esi-mineset/spark,facaiy/spark,shaneknapp/spark,mdespriee/spark,panfengfeng/spark,liutang123/spark,pgandhi999/spark,rezasafi/spark,gengliangwang/spark,ajaysaini725/spark,1haodian/spark,kissmetrics/spark,michalsenkyr/spark,JoshRosen/spark,minixalpha/spark,Panos-Bletsos/spark-cost-model-optimizer,ueshin/apache-spark,map222/spark,taroplus/spark,eyalfa/spark,esi-mineset/spark,chuckchen/spark,Panos-Bletsos/spark-cost-model-optimizer,setjet/spark,tengpeng/spark,chuckchen/spark,joseph-torres/spark,zuotingbing/spark,someorz/spark,HyukjinKwon/spark,jkbradley/spark,mzl9039/spark,panfengfeng/spark,witgo/spark,ConeyLiu/spark,huang1900/spark,nchammas/spark,tejasapatil/spark,ibm-research-ireland/sparkoscope,alunarbeach/spark,alunarbeach/spark,publicRoman/spark,chuckchen/spark,SnappyDataInc/spark,ueshin/apache-spark,cloud-fan/spark,ConeyLiu/spark,highfei2011/spark,adrian-ionescu/apache-spark,map222/spark,rekhajoshm/spark,sureshthalamati/spark,wangmiao1981/spark,kevinyu98/spark,jianran/spark,mike0sv/spark,szhem/spark,andrewor14/iolap,jrshust/spark,stanzhai/spark,zero323/spark,patrick-nicholson/spark,goldmedal/spark,aokolnychyi/spark,pronix/spark,bOOm-X/spark,WindCanDie/spark,WindCanDie/spark,skonto/spark,xuanyuanking/spark,kimoonkim/spark,liutang123/spark,markhamstra/spark,spark-test/spark,icexelloss/spark,szhem/spark,rikima/spark,shubhamchopra/spark,UndeadBaneGitHub/spark,cin/spark,Aegeaner/spark,matthewfranglen/spark,setjet/spark,UndeadBaneGitHub/spark,actuaryzhang/spark,taroplus/spark,ddna1021/spark,jiangxb1987/spark,stanzhai/spark,yanboliang/spark,zuotingbing/spark,metamx/spark,kiszk/spark,goldmedal/spark,yanboliang/spark,jlopezmalla/spark,dongjoon-hyun/spark,liyichao/spark,andrewor14/spark,MLnick/spark,ptkool/spark,milliman/spark,saturday-shi/spark,Aegeaner/spark,someorz/spark,aosagie/spark,Panos-Bletsos/spark-cost-model-optimizer,brad-kaiser/spark,cloudera/spark,ConeyLiu/spark,mzl9039/spark,SnappyDataInc/spark,metamx/spark,jkbradley/spark,hvanhovell/spark,zhouyejoe/spark,dotunolafunmiloye/spark,nilsgrabbert/spark,WindCanDie/spark,zzcclp/spark,stanzhai/spark,spark-test/spark,tengpeng/spark,darionyaphet/spark,techaddict/spark,publicRoman/spark,taroplus/spark,minixalpha/spark,wzhfy/spark,dhruve/spark,MLnick/spark,srowen/spark,cloudera/spark,actuaryzhang/spark,map222/spark,gioenn/xSpark,UndeadBaneGitHub/spark,nlalevee/spark,apache/spark,nchammas/spark,witgo/spark,debugger87/spark,big-pegasus/spark,mike0sv/spark,dongjoon-hyun/spark,narahari92/spark,narahari92/spark,WeichenXu123/spark,jianran/spark,pgandhi999/spark,ibm-research-ireland/sparkoscope,kiszk/spark,xflin/spark,janewangfb/spark,zero323/spark,darionyaphet/spark,mahak/spark,publicRoman/spark,mzl9039/spark,big-pegasus/spark,ioana-delaney/spark,sachintyagi22/spark,nchammas/spark,rikima/spark,yanboliang/spark,mike0sv/spark,jrshust/spark,eyalfa/spark,guoxiaolongzte/spark,ajaysaini725/spark,loneknightpy/spark,someorz/spark,cloudera/spark,big-pegasus/spark,gioenn/xSpark,guoxiaolongzte/spark,wangmiao1981/spark,markhamstra/spark,jrshust/spark,JoshRosen/spark,aokolnychyi/spark,shuangshuangwang/spark,zhouyejoe/spark,techaddict/spark,tengpeng/spark,sryza/spark,liyichao/spark,jkbradley/spark,publicRoman/spark,apache/spark,bdrillard/spark,huang1900/spark,ibm-research-ireland/sparkoscope,brad-kaiser/spark,SHASHANKB/spark,ericvandenbergfb/spark,nchammas/spark,jlopezmalla/spark,aray/spark,gioenn/xSpark,WeichenXu123/spark,vinodkc/spark,andrewor14/spark,dbtsai/spark,xflin/spark,lxsmnv/spark,andrewor14/iolap,lxsmnv/spark,bOOm-X/spark,zhouyejoe/spark,tejasapatil/spark,michalsenkyr/spark,ahnqirage/spark,cloud-fan/spark,aray/spark,andrewor14/iolap,1haodian/spark,haowu80s/spark,brad-kaiser/spark,zero323/spark,huang1900/spark,vinodkc/spark,dhruve/spark,lvdongr/spark,dongjoon-hyun/spark,dhruve/spark,sahilTakiar/spark,spark-test/spark,zero323/spark,sahilTakiar/spark,akopich/spark,wangmiao1981/spark,milliman/spark,wangmiao1981/spark,lvdongr/spark,ericvandenbergfb/spark,wzhfy/spark,WeichenXu123/spark,rikima/spark,icexelloss/spark,chuckchen/spark,adrian-ionescu/apache-spark,zhouyejoe/spark,actuaryzhang/spark,facaiy/spark,kissmetrics/spark,bravo-zhang/spark,highfei2011/spark,liyichao/spark,esi-mineset/spark,pronix/spark,skonto/spark,ron8hu/spark,mdespriee/spark,bdrillard/spark,pgandhi999/spark,bOOm-X/spark,andrewor14/iolap,ron8hu/spark,narahari92/spark,setjet/spark,ConeyLiu/spark,ptkool/spark,sachintyagi22/spark,sachintyagi22/spark,caneGuy/spark,SHASHANKB/spark,nlalevee/spark,pgandhi999/spark,vinodkc/spark,cin/spark,andrewor14/iolap,xuanyuanking/spark,bOOm-X/spark,SnappyDataInc/spark,shaneknapp/spark,hhbyyh/spark,sureshthalamati/spark,witgo/spark,haowu80s/spark,tejasapatil/spark,mahak/spark,1haodian/spark,shaneknapp/spark,sureshthalamati/spark,apache/spark,liyichao/spark,andrewor14/iolap,kissmetrics/spark,dbtsai/spark,loneknightpy/spark,Aegeaner/spark,hhbyyh/spark,joseph-torres/spark,pronix/spark,debugger87/spark,HyukjinKwon/spark,mike0sv/spark,minixalpha/spark,big-pegasus/spark,lvdongr/spark,alunarbeach/spark,taroplus/spark,brad-kaiser/spark,MLnick/spark,ibm-research-ireland/sparkoscope,facaiy/spark,gengliangwang/spark,pronix/spark,lvdongr/spark,actuaryzhang/spark,lvdongr/spark,maropu/spark,vinodkc/spark,liyichao/spark,cloudera/spark,janewangfb/spark,nlalevee/spark,poffuomo/spark,MLnick/spark,taroplus/spark,MLnick/spark,JerryLead/spark,SHASHANKB/spark,jrshust/spark,huang1900/spark,zzcclp/spark,debugger87/spark,joseph-torres/spark,techaddict/spark,apache/spark,alunarbeach/spark,esi-mineset/spark,metamx/spark,highfei2011/spark,saturday-shi/spark,apache-spark-on-k8s/spark,dbtsai/spark,rednaxelafx/apache-spark,cloud-fan/spark,sryza/spark,joseph-torres/spark,milliman/spark,mahak/spark,ajaysaini725/spark,sureshthalamati/spark,jkbradley/spark,someorz/spark,ahnqirage/spark,lxsmnv/spark,metamx/spark,szhem/spark,cloud-fan/spark,mzl9039/spark,huang1900/spark,saltstar/spark,JerryLead/spark,LantaoJin/spark,guoxiaolongzte/spark,dhruve/spark,guoxiaolongzte/spark,SHASHANKB/spark,lvdongr/spark,ahnqirage/spark,akopich/spark,andrewor14/spark,rikima/spark,darionyaphet/spark,szhem/spark,pgandhi999/spark,ahnqirage/spark,xuanyuanking/spark,pronix/spark,ddna1021/spark,sureshthalamati/spark,zhouyejoe/spark,caneGuy/spark,dbtsai/spark,lxsmnv/spark,kimoonkim/spark,aokolnychyi/spark,hvanhovell/spark,patrick-nicholson/spark,someorz/spark,nlalevee/spark,metamx/spark,mzl9039/spark,zero323/spark,patrick-nicholson/spark,SnappyDataInc/spark,kevinyu98/spark,WindCanDie/spark,bdrillard/spark,big-pegasus/spark,icexelloss/spark,poffuomo/spark,xuanyuanking/spark,aokolnychyi/spark,guoxiaolongzte/spark,pronix/spark,wzhfy/spark,dhruve/spark,dotunolafunmiloye/spark,vinodkc/spark,goldmedal/spark,jrshust/spark,huang1900/spark,witgo/spark,techaddict/spark,bravo-zhang/spark,jkbradley/spark,dongjoon-hyun/spark,facaiy/spark,nilsgrabbert/spark,WeichenXu123/spark,bOOm-X/spark,JoshRosen/spark,adrian-ionescu/apache-spark,setjet/spark,HyukjinKwon/spark,zuotingbing/spark,skonto/spark,skonto/spark,panfengfeng/spark,1haodian/spark,saturday-shi/spark,saltstar/spark,cloudera/spark,brad-kaiser/spark,chuckchen/spark,jlopezmalla/spark,Aegeaner/spark,ptkool/spark,liyichao/spark,aokolnychyi/spark,cin/spark,sureshthalamati/spark,highfei2011/spark,panfengfeng/spark,narahari92/spark,sahilTakiar/spark,big-pegasus/spark,maropu/spark,hvanhovell/spark,saturday-shi/spark,wzhfy/spark,rezasafi/spark,loneknightpy/spark,szhem/spark,ahnqirage/spark,shubhamchopra/spark,ioana-delaney/spark,SHASHANKB/spark,jkbradley/spark,byakuinss/spark,stanzhai/spark,shuangshuangwang/spark,jianran/spark,ajaysaini725/spark,minixalpha/spark,witgo/spark,chuckchen/spark,haowu80s/spark,patrick-nicholson/spark,witgo/spark,1haodian/spark,ddna1021/spark,jlopezmalla/spark,aray/spark,shuangshuangwang/spark,ueshin/apache-spark,andrewor14/iolap,debugger87/spark,guoxiaolongzte/spark,xflin/spark,SnappyDataInc/spark,zhouyejoe/spark,ioana-delaney/spark,ajaysaini725/spark,brad-kaiser/spark,gioenn/xSpark,panfengfeng/spark,mdespriee/spark,poffuomo/spark,lxsmnv/spark,rezasafi/spark,gengliangwang/spark,jiangxb1987/spark,maropu/spark,kissmetrics/spark,rezasafi/spark,skonto/spark,byakuinss/spark,hhbyyh/spark,xflin/spark,joseph-torres/spark,HyukjinKwon/spark,gengliangwang/spark,bOOm-X/spark,wangyum/spark,andrewor14/spark,setjet/spark,holdenk/spark,jrshust/spark,SHASHANKB/spark,jiangxb1987/spark,janewangfb/spark,taroplus/spark,wangmiao1981/spark,loneknightpy/spark,brad-kaiser/spark,ddna1021/spark,saltstar/spark,caneGuy/spark,liyichao/spark,sryza/spark,techaddict/spark,gengliangwang/spark,goldmedal/spark,actuaryzhang/spark,mahak/spark,liutang123/spark,sachintyagi22/spark,map222/spark,ericvandenbergfb/spark,wangyum/spark,ibm-research-ireland/sparkoscope,ron8hu/spark,alunarbeach/spark,JerryLead/spark,holdenk/spark,liutang123/spark,LantaoJin/spark,eyalfa/spark,SnappyDataInc/spark,aokolnychyi/spark,apache-spark-on-k8s/spark,minixalpha/spark,maropu/spark,bravo-zhang/spark,byakuinss/spark,milliman/spark,BryanCutler/spark,vinodkc/spark,JerryLead/spark,holdenk/spark,poffuomo/spark,stanzhai/spark,kevinyu98/spark,andrewor14/spark,kevinyu98/spark,map222/spark,techaddict/spark,mdespriee/spark,dhruve/spark,darionyaphet/spark,byakuinss/spark,eyalfa/spark,nchammas/spark,shuangshuangwang/spark,rezasafi/spark,UndeadBaneGitHub/spark,shaneknapp/spark,rezasafi/spark,facaiy/spark,zero323/spark,byakuinss/spark,hvanhovell/spark,metamx/spark,debugger87/spark,panfengfeng/spark,wangyum/spark,liutang123/spark,sahilTakiar/spark,zzcclp/spark,apache-spark-on-k8s/spark,zuotingbing/spark,jkbradley/spark,zhouyejoe/spark,apache/spark,akopich/spark,apache/spark,witgo/spark,liutang123/spark,goldmedal/spark,highfei2011/spark,joseph-torres/spark,akopich/spark,sryza/spark,dbtsai/spark,dotunolafunmiloye/spark,someorz/spark,1haodian/spark,spark-test/spark,eyalfa/spark,wzhfy/spark,rednaxelafx/apache-spark,saltstar/spark,milliman/spark,rednaxelafx/apache-spark,sachintyagi22/spark,mzl9039/spark,jianran/spark,HyukjinKwon/spark,cin/spark,kiszk/spark,xuanyuanking/spark,srowen/spark,icexelloss/spark,ericvandenbergfb/spark,szhem/spark,sahilTakiar/spark,kissmetrics/spark,JerryLead/spark,actuaryzhang/spark,janewangfb/spark,tengpeng/spark,srowen/spark,setjet/spark,Panos-Bletsos/spark-cost-model-optimizer,apache-spark-on-k8s/spark,saltstar/spark,shubhamchopra/spark,patrick-nicholson/spark,yanboliang/spark,michalsenkyr/spark,wzhfy/spark,mahak/spark,darionyaphet/spark,shaneknapp/spark,sachintyagi22/spark,skonto/spark,apache/spark,highfei2011/spark,WindCanDie/spark,kiszk/spark,rikima/spark,dongjoon-hyun/spark,dongjoon-hyun/spark,yanboliang/spark,milliman/spark,yanboliang/spark,kiszk/spark,1haodian/spark,nilsgrabbert/spark,ron8hu/spark,bravo-zhang/spark,xuanyuanking/spark,shubhamchopra/spark,rednaxelafx/apache-spark,kevinyu98/spark,michalsenkyr/spark,ConeyLiu/spark,srowen/spark,tejasapatil/spark,icexelloss/spark,poffuomo/spark,WeichenXu123/spark,Panos-Bletsos/spark-cost-model-optimizer,eyalfa/spark,Panos-Bletsos/spark-cost-model-optimizer,taroplus/spark,nlalevee/spark,aosagie/spark,eyalfa/spark,cloud-fan/spark,JerryLead/spark,publicRoman/spark,BryanCutler/spark,BryanCutler/spark,mdespriee/spark,nchammas/spark,mike0sv/spark,dotunolafunmiloye/spark,LantaoJin/spark,liutang123/spark,srowen/spark,ahnqirage/spark,caneGuy/spark,markhamstra/spark,rekhajoshm/spark,BryanCutler/spark,janewangfb/spark,joseph-torres/spark,kissmetrics/spark,byakuinss/spark,setjet/spark,lxsmnv/spark,caneGuy/spark,zzcclp/spark,cin/spark,jiangxb1987/spark,wangmiao1981/spark,bOOm-X/spark,LantaoJin/spark,hhbyyh/spark,mahak/spark,ptkool/spark,sahilTakiar/spark,ueshin/apache-spark,alunarbeach/spark,pgandhi999/spark,mike0sv/spark,cin/spark,adrian-ionescu/apache-spark,HyukjinKwon/spark,LantaoJin/spark,aray/spark,rednaxelafx/apache-spark,caneGuy/spark,saltstar/spark,michalsenkyr/spark,kimoonkim/spark,darionyaphet/spark,wangyum/spark,kimoonkim/spark,ioana-delaney/spark,aray/spark,kiszk/spark,byakuinss/spark,someorz/spark,map222/spark,shubhamchopra/spark,vinodkc/spark,saturday-shi/spark,debugger87/spark,sureshthalamati/spark,SHASHANKB/spark,dbtsai/spark,cloud-fan/spark,aokolnychyi/spark,facaiy/spark,holdenk/spark,hvanhovell/spark,rekhajoshm/spark,tengpeng/spark,bravo-zhang/spark,holdenk/spark,JerryLead/spark,zuotingbing/spark,bdrillard/spark,mzl9039/spark,tengpeng/spark,ptkool/spark,ron8hu/spark,kiszk/spark,ueshin/apache-spark,ueshin/apache-spark,BryanCutler/spark,goldmedal/spark,BryanCutler/spark,aray/spark,UndeadBaneGitHub/spark,publicRoman/spark,nlalevee/spark,rekhajoshm/spark,mdespriee/spark,jianran/spark,esi-mineset/spark,techaddict/spark,LantaoJin/spark,jlopezmalla/spark,yanboliang/spark,jrshust/spark,ConeyLiu/spark,kimoonkim/spark,saturday-shi/spark,holdenk/spark,minixalpha/spark,UndeadBaneGitHub/spark,dhruve/spark,gengliangwang/spark,WindCanDie/spark,ddna1021/spark,aosagie/spark,ioana-delaney/spark,rekhajoshm/spark,xflin/spark,ptkool/spark,spark-test/spark,bdrillard/spark,JoshRosen/spark,Panos-Bletsos/spark-cost-model-optimizer,spark-test/spark,cin/spark