]> git.donarmstrong.com Git - mothur.git/blobdiff - pintail.cpp
working on chimeras
[mothur.git] / pintail.cpp
index bcdc6797dc606125e67d0ba2a7c3d81e30d009ad..b7e5b5fb137fa45b977766c713efafb9bee03cef 100644 (file)
@@ -19,6 +19,8 @@ Pintail::~Pintail() {
        try {
                for (int i = 0; i < querySeqs.size(); i++)              {  delete querySeqs[i];         }
                for (int i = 0; i < templateSeqs.size(); i++)   {  delete templateSeqs[i];      }
+               
+               if (processors != 1) {   for (int i = 0; i < bestfit.size(); i++)       {  delete bestfit[i];   }  }
        }
        catch(exception& e) {
                errorOut(e, "Pintail", "~Pintail");
@@ -121,9 +123,49 @@ void Pintail::getChimeras() {
                
                decalc->setMask(seqMask);
                
+               //find pairs
+               if (processors == 1) { 
+                       mothurOut("Finding closest sequence in template to each sequence... "); cout.flush();
+                       bestfit = findPairs(lines[0]->start, lines[0]->end);
+                       mothurOut("Done."); mothurOutEndLine();
+               }else {         createProcessesPairs();         }
+               
+               
+               for (int j = 0; j < bestfit.size(); j++) { 
+                               //chops off beginning and end of sequences so they both start and end with a base
+                               ofstream out;
+                               string s = querySeqs[j]->getName();
+                               
+                               openOutputFile(s, out);
+                               out << ">" << querySeqs[j]->getName() << endl;
+                               out << querySeqs[j]->getAligned() << endl;
+                               out.close();
+                               
+                               string t =querySeqs[j]->getName() + ".ref";
+                               openOutputFile(t, out);
+                               out << ">" << bestfit[j]->getName() << endl;
+                               out << bestfit[j]->getAligned() << endl;
+                               out.close();
+               }
+
+               
+               //find P
+               mothurOut("Getting conservation... "); cout.flush();
+               if (consfile == "") { 
+                       mothurOut("Calculating probability of conservation for your template sequences.  This can take a while...  I will output the frequency of the highest base in each position to a .freq file so that you can input them using the conservation parameter next time you run this command.  Providing the .freq file will improve speed.    "); cout.flush();
+                       probabilityProfile = decalc->calcFreq(templateSeqs, templateFile); 
+                       mothurOut("Done."); mothurOutEndLine();
+               }else                           {   probabilityProfile = readFreq();                      }
+
+               //make P into Q
+               for (int i = 0; i < probabilityProfile.size(); i++)  {  probabilityProfile[i] = 1 - probabilityProfile[i];       cout << i << '\t' << probabilityProfile[i] << endl;  }
+               mothurOut("Done."); mothurOutEndLine();
+               
                //mask querys
                for (int i = 0; i < querySeqs.size(); i++) {
+               //cout << querySeqs[i]->getName() << " before mask = " << querySeqs[i]->getAligned() << endl << endl;
                        decalc->runMask(querySeqs[i]);
+               //cout << querySeqs[i]->getName() << " after mask = " << querySeqs[i]->getAligned() << endl << endl;
                }
                
                //mask templates
@@ -131,46 +173,20 @@ void Pintail::getChimeras() {
                        decalc->runMask(templateSeqs[i]);
                }
                
-for (int i = 0; i < lines.size(); i++) { cout << "line pair " << i << " = " << lines[i]->start << '\t' << lines[i]->end << endl;  }
+//for (int i = 0; i < lines.size(); i++) { cout << "line pair " << i << " = " << lines[i]->start << '\t' << lines[i]->end << endl;  }
                                
                if (processors == 1) { 
-                       mothurOut("Finding closest sequence in template to each sequence... "); cout.flush();
-                       bestfit = findPairs(lines[0]->start, lines[0]->end);
-                       
-                       //ex.align matches from wigeon
-for (int m = 0; m < templateSeqs.size(); m++)  {
-       if (templateSeqs[m]->getName() == "159481") {  bestfit[17] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "100137") {  bestfit[16] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "112956") {  bestfit[15] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "102326") {  bestfit[14] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "66229") {  bestfit[13] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "206276") {  bestfit[12] = *(templateSeqs[m]); }
-    if (templateSeqs[m]->getName() == "63607") {  bestfit[11] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "7056") {  bestfit[10] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "7088") {  bestfit[9] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "17553") {  bestfit[8] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "131723") {  bestfit[7] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "69013") {  bestfit[6] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "24543") {  bestfit[5] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "27824") {  bestfit[4] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "1456") {  bestfit[3] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "1456") {  bestfit[2] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "141312") {  bestfit[1] = *(templateSeqs[m]); }
-       if (templateSeqs[m]->getName() == "141312") {  bestfit[0] = *(templateSeqs[m]); }
-
-
-}
-                       
+       
                        for (int j = 0; j < bestfit.size(); j++) { 
-                               //chops off beginning and end of sequences so they both start and end with a base
+                       cout << querySeqs[j]->getName() << " after mask = " << querySeqs[j]->getAligned() << endl << endl;
+                       cout << bestfit[j]->getName() << " after mask = " << bestfit[j]->getAligned() << endl << endl;
                                decalc->trimSeqs(querySeqs[j], bestfit[j], trimmed[j]);  
                        }
-                       mothurOut("Done."); mothurOutEndLine();
                        
                        mothurOut("Finding window breaks... "); cout.flush();
                        for (int i = lines[0]->start; i < lines[0]->end; i++) {
                                it = trimmed[i].begin();
-//cout << "trimmed = " << it->first << '\t' << it->second << endl;
+cout << i << '\t' << "trimmed = " << it->first << '\t' << it->second << endl;
                                vector<int> win = decalc->findWindows(querySeqs[i], it->first, it->second, windowSizes[i], increment);
                                windowsForeachQuery[i] = win;
                        }
@@ -178,24 +194,18 @@ for (int m = 0; m < templateSeqs.size(); m++)  {
                
                }else {         createProcessesSpots();         }
 
-               //find P
-               mothurOut("Getting conservation... "); cout.flush();
-               if (consfile == "") { 
-                       mothurOut("Calculating probability of conservation for your template sequences.  This can take a while...  I will output the quantiles to a .prob file so that you can input them using the conservation parameter next time you run this command.  Providing the .prob file will dramatically improve speed.    "); cout.flush();
-                       probabilityProfile = decalc->calcFreq(templateSeqs, templateFile); 
-                       mothurOut("Done."); mothurOutEndLine();
-               }else                           {   probabilityProfile = readFreq();                      }
-               
-               //make P into Q
-               for (int i = 0; i < probabilityProfile.size(); i++)  {  probabilityProfile[i] = 1 - probabilityProfile[i];      }
-               mothurOut("Done."); mothurOutEndLine();
                
                if (processors == 1) { 
                                                
                        mothurOut("Calculating observed distance... "); cout.flush();
                        for (int i = lines[0]->start; i < lines[0]->end; i++) {
-       //cout << querySeqs[i]->getName() << '\t' << bestfit[i].getName() << " windows = " << windowsForeachQuery[i].size() << " size = " << windowSizes[i] << endl;
+       cout << querySeqs[i]->getName() << '\t' << bestfit[i]->getName() << " windows = " << windowsForeachQuery[i].size() << " size = " << windowSizes[i] << endl;
                                vector<float> obsi = decalc->calcObserved(querySeqs[i], bestfit[i], windowsForeachQuery[i], windowSizes[i]);
+       
+       for (int j = 0; j < obsi.size(); j++) {
+               cout << obsi[j] << '\t';
+       }
+       cout << endl;
                                obsDistance[i] = obsi;
                        }
                        mothurOut("Done."); mothurOutEndLine();
@@ -206,11 +216,11 @@ for (int m = 0; m < templateSeqs.size(); m++)  {
                                vector<float> q = decalc->findQav(windowsForeachQuery[i], windowSizes[i], probabilityProfile);
 
                                Qav[i] = q;
-//cout << i+1 << endl;
-//for (int j = 0; j < Qav[i].size(); j++) {
-       //cout << Qav[i][j] << '\t';
-//}
-//cout << endl << endl;
+cout << i+1 << endl;
+for (int j = 0; j < Qav[i].size(); j++) {
+       cout << Qav[i][j] << '\t';
+}
+cout << endl << endl;
 
                        }
                        mothurOut("Done."); mothurOutEndLine();
@@ -219,7 +229,7 @@ for (int m = 0; m < templateSeqs.size(); m++)  {
                        mothurOut("Calculating alpha... "); cout.flush();
                        for (int i = lines[0]->start; i < lines[0]->end; i++) {
                                float alpha = decalc->getCoef(obsDistance[i], Qav[i]);
-//cout << i+1 << "\tcoef = " << alpha << endl;
+cout << i+1 << "\tcoef = " << alpha << endl;
                                seqCoef[i] = alpha;
                        }
                        mothurOut("Done."); mothurOutEndLine();
@@ -237,9 +247,10 @@ for (int m = 0; m < templateSeqs.size(); m++)  {
                        for (int i = lines[0]->start; i < lines[0]->end; i++) {
                                float de = decalc->calcDE(obsDistance[i], expectedDistance[i]);
                                DE[i] = de;
-                               
+cout << querySeqs[i]->getName() << '\t' << "de value = " << de << endl;                                
                                it = trimmed[i].begin();
                                float dist = decalc->calcDist(querySeqs[i], bestfit[i], it->first, it->second); 
+cout << querySeqs[i]->getName() << '\t' << "dist value = " << dist << endl;
                                deviation[i] = dist;
                        }
                        mothurOut("Done."); mothurOutEndLine();
@@ -324,6 +335,7 @@ vector<float> Pintail::readFreq() {
                openInputFile(consfile, in);
                
                vector<float> prob;
+               set<int> h = decalc->getPos();  //positions of bases in masking sequence
                
                //read in probabilities and store in vector
                int pos; float num; 
@@ -332,8 +344,16 @@ vector<float> Pintail::readFreq() {
                        
                        in >> pos >> num;
                        
-                       //do you want this spot
-                       prob.push_back(num);  
+                       if (h.count(pos-1) > 0) {
+                               float Pi;
+                               Pi =  (num - 0.25) / 0.75; 
+                       
+                               //cannot have probability less than 0.
+                               if (Pi < 0) { Pi = 0.0; }
+
+                               //do you want this spot
+                               prob.push_back(Pi);  
+                       }
                        
                        gobble(in);
                }
@@ -389,16 +409,16 @@ vector< vector<float> > Pintail::readQuantiles() {
 }
 //***************************************************************************************************************
 //calculate the distances from each query sequence to all sequences in the template to find the closest sequence
-vector<Sequence> Pintail::findPairs(int start, int end) {
+vector<Sequence*> Pintail::findPairs(int start, int end) {
        try {
                
-               vector<Sequence> seqsMatches;  
+               vector<Sequence*> seqsMatches;  
                
                for(int i = start; i < end; i++){
                
                        float smallest = 10000.0;
                        Sequence query = *(querySeqs[i]);
-                       Sequence match;
+                       Sequence* match;
                        
                        for(int j = 0; j < templateSeqs.size(); j++){
                                
@@ -408,7 +428,7 @@ vector<Sequence> Pintail::findPairs(int start, int end) {
                                float dist = distcalculator->getDist();
                                
                                if (dist < smallest) { 
-                                       match = *(templateSeqs[j]);
+                                       match = templateSeqs[j];
                                        smallest = dist;
                                }
                        }
@@ -442,19 +462,13 @@ void Pintail::createProcessesSpots() {
                                process++;
                        }else if (pid == 0){
                                
-                               mothurOut("Finding pairs for sequences " + toString(lines[process]->start) + " to " + toString(lines[process]->end)); mothurOutEndLine();
-                               bestfit = findPairs(lines[process]->start, lines[process]->end);
-                               mothurOut("Done finding pairs for sequences " +  toString(lines[process]->start) + " to " + toString(lines[process]->end)); mothurOutEndLine();
-                               
-                               int count = lines[process]->start;
-                               for (int j = 0; j < bestfit.size(); j++) {
+                               for (int j = lines[process]->start; j < lines[process]->end; j++) {
                                
                                        //chops off beginning and end of sequences so they both start and end with a base
                                        map<int, int> trim;
-                                       decalc->trimSeqs(querySeqs[count], bestfit[j], trim); 
-                                       trimmed[count] = trim;
+                                       decalc->trimSeqs(querySeqs[j], bestfit[j], trim); 
+                                       trimmed[j] = trim;
                                        
-                                       count++;
                                }
 
                                mothurOut("Finding window breaks for sequences " + toString(lines[process]->start) + " to " + toString(lines[process]->end)); mothurOutEndLine();
@@ -466,31 +480,30 @@ void Pintail::createProcessesSpots() {
                                
                                //write out data to file so parent can read it
                                ofstream out;
-                               string s = toString(pid) + ".temp";
+                               string s = toString(getpid()) + ".temp";
                                openOutputFile(s, out);
                                
-                               //output range and size
-                               out << bestfit.size() << endl;
-                               
-                               //output pairs
-                               for (int i = 0; i < bestfit.size(); i++) {
-                                       out << ">" << bestfit[i].getName() << endl << bestfit[i].getAligned() << endl;
-                               }
-                               
                                //output windowsForeachQuery
-                               for (int i = 0; i < windowsForeachQuery.size(); i++) {
+                               for (int i = lines[process]->start; i < lines[process]->end; i++) {
                                        out << windowsForeachQuery[i].size() << '\t';
                                        for (int j = 0; j < windowsForeachQuery[i].size(); j++) {
                                                out << windowsForeachQuery[i][j] << '\t';
                                        }
                                        out << endl;
                                }
-                               
+                       
                                //output windowSizes
-                               for (int i = 0; i < windowSizes.size(); i++) {
+                               for (int i = lines[process]->start; i < lines[process]->end; i++) {
                                        out << windowSizes[i] << '\t';
                                }
-                               out << endl;                    
+                               out << endl;
+                               
+                               //output trimmed values
+                               for (int i = lines[process]->start; i < lines[process]->end; i++) {
+                                       it = trimmed[i].begin();
+                                       
+                                       out << it->first << '\t' << it->second << endl;
+                               }
                                out.close();
                                
                                exit(0);
@@ -509,40 +522,27 @@ void Pintail::createProcessesSpots() {
                        string s = toString(processIDS[i]) + ".temp";
                        openInputFile(s, in);
                        
-                       int size;
-                       in >> size;  gobble(in);
-                       
-                       //get pairs
+                       int size = lines[i]->end - lines[i]->start;
+                                       
                        int count = lines[i]->start;
-                       for (int m = 0; m < size; m++) {
-                               Sequence temp(in);
-                               bestfit[count] = temp;
-                               
-                               count++;
-                               gobble(in);
-                       }
-                               
-                       gobble(in);
-                       
-                       count = lines[i]->start;
                        for (int m = 0; m < size; m++) {
                                int num;
                                in >> num;
-                               
+                       
                                vector<int> win;  int w;
                                for (int j = 0; j < num; j++) {
                                        in >> w;
                                        win.push_back(w);
                                }
-                               
+                       
                                windowsForeachQuery[count] = win;
                                count++;
                                gobble(in);
                        }
-                       
+               
                        gobble(in);
                        count = lines[i]->start;
-                       for (int i = 0; i < size; i++) {
+                       for (int m = 0; m < size; m++) {
                                int num;
                                in >> num;
                                
@@ -550,15 +550,33 @@ void Pintail::createProcessesSpots() {
                                count++;
                        }
                        
+                       gobble(in);
+                       
+                       count = lines[i]->start;
+                       for (int m = 0; m < size; m++) {
+                               int front, back;
+                               in >> front >> back;
+                               
+                               map<int, int> t;
+                               
+                               t[front] = back;
+                               
+                               trimmed[count] = t;
+                               count++;
+                               
+                               gobble(in);
+                       }
+
+                       
                        in.close();
+                       remove(s.c_str());
                }
                        
-               
+       
 #else
-               bestfit = findPairs(lines[0]->start, lines[0]->end);
                for (int j = 0; j < bestfit.size(); j++) {
-                               //chops off beginning and end of sequences so they both start and end with a base
-                               decalc->trimSeqs(querySeqs[j], bestfit[j], trimmed[j]);  
+                       //chops off beginning and end of sequences so they both start and end with a base
+                       decalc->trimSeqs(querySeqs[j], bestfit[j], trimmed[j]);  
                }
 
                for (int i = lines[0]->start; i < lines[0]->end; i++) {
@@ -574,21 +592,91 @@ void Pintail::createProcessesSpots() {
                exit(1);
        }
 }
-
-
 /**************************************************************************************************/
 
-void Pintail::createProcesses() {
+void Pintail::createProcessesPairs() {
        try {
 #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
                int process = 0;
                vector<int> processIDS;
                
-               vector< vector<float> > exp;  exp.resize(querySeqs.size());
-               vector<float> de; de.resize(querySeqs.size());
-               vector< vector<float> > obs; obs.resize(querySeqs.size());
-               vector<float> dev; dev.resize(querySeqs.size());
+               //loop through and create all the processes you want
+               while (process != processors) {
+                       int pid = fork();
+                       
+                       if (pid > 0) {
+                               processIDS.push_back(pid);  
+                               process++;
+                       }else if (pid == 0){
+                               
+                               mothurOut("Finding pairs for sequences " + toString(lines[process]->start) + " to " + toString(lines[process]->end)); mothurOutEndLine();
+                               bestfit = findPairs(lines[process]->start, lines[process]->end);
+                               mothurOut("Done finding pairs for sequences " +  toString(lines[process]->start) + " to " + toString(lines[process]->end)); mothurOutEndLine();
+                               
+                               //write out data to file so parent can read it
+                               ofstream out;
+                               string s = toString(getpid()) + ".temp";
+                               openOutputFile(s, out);
+                               
+                               //output range and size
+                               out << bestfit.size() << endl;
+                               
+                               //output pairs
+                               for (int i = 0; i < bestfit.size(); i++) {
+                                       out << ">" << bestfit[i]->getName() << endl << bestfit[i]->getAligned() << endl;
+                               }
+                               out.close();
+                               
+                               exit(0);
+                       }else { mothurOut("unable to spawn the necessary processes."); mothurOutEndLine(); exit(0); }
+               }
+               
+               //force parent to wait until all the processes are done
+               for (int i=0;i<processors;i++) { 
+                       int temp = processIDS[i];
+                       wait(&temp);
+               }
                
+               //get data created by processes
+               for (int i=0;i<processors;i++) { 
+                       ifstream in;
+                       string s = toString(processIDS[i]) + ".temp";
+                       openInputFile(s, in);
+                       
+                       int size;
+                       in >> size;  gobble(in);
+                               
+                       //get pairs
+                       int count = lines[i]->start;
+                       for (int m = 0; m < size; m++) {
+                               Sequence* temp = new Sequence(in);
+                               bestfit[count] = temp;
+                       
+                               count++;
+                               gobble(in);
+                       }
+                       
+                       in.close();
+                       remove(s.c_str());
+               }
+                       
+       
+#else
+               bestfit = findPairs(lines[0]->start, lines[0]->end);
+#endif         
+       }
+       catch(exception& e) {
+               errorOut(e, "Pintail", "createProcessesPairs");
+               exit(1);
+       }
+}
+/**************************************************************************************************/
+
+void Pintail::createProcesses() {
+       try {
+#if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
+               int process = 0;
+               vector<int> processIDS;
                
                //loop through and create all the processes you want
                while (process != processors) {
@@ -603,7 +691,7 @@ void Pintail::createProcesses() {
                                for (int i = lines[process]->start; i < lines[process]->end; i++) {
                                        
                                        vector<float> obsi = decalc->calcObserved(querySeqs[i], bestfit[i], windowsForeachQuery[i], windowSizes[i]);
-                                       obs[i] = obsi;
+                                       obsDistance[i] = obsi;
                                
                                        //calc Qav
                                        vector<float> q = decalc->findQav(windowsForeachQuery[i], windowSizes[i], probabilityProfile);
@@ -617,14 +705,56 @@ void Pintail::createProcesses() {
                                        
                                        //get de and deviation
                                        float dei = decalc->calcDE(obsi, exp);
-                                       de[i] = dei;
+                                       DE[i] = dei;
                                        
                                        it = trimmed[i].begin();
                                        float dist = decalc->calcDist(querySeqs[i], bestfit[i], it->first, it->second); 
-                                       dev[i] = dist;
+                                       deviation[i] = dist;
                                }
                                mothurOut("Done calculating observed, expected and de values for sequences " + toString(lines[process]->start) + " to " + toString(lines[process]->end)); mothurOutEndLine();
                                
+                               //write out data to file so parent can read it
+                               ofstream out;
+                               string s = toString(getpid()) + ".temp";
+                               openOutputFile(s, out);
+                               
+                               int size = lines[process]->end - lines[process]->start;
+                               out << size << endl;
+                                                               
+                               //output observed distances
+                               for (int i = lines[process]->start; i < lines[process]->end; i++) {
+                                       out << obsDistance[i].size() << '\t';
+                                       for (int j = 0; j < obsDistance[i].size(); j++) {
+                                               out << obsDistance[i][j] << '\t';
+                                       }
+                                       out << endl;
+                               }
+                               
+                               
+                               //output expected distances
+                               for (int i = lines[process]->start; i < lines[process]->end; i++) {
+                                       out << expectedDistance[i].size() << '\t';
+                                       for (int j = 0; j < expectedDistance[i].size(); j++) {
+                                               out << expectedDistance[i][j] << '\t';
+                                       }
+                                       out << endl;
+                               }
+
+                       
+                               //output de values
+                               for (int i = lines[process]->start; i < lines[process]->end; i++) {
+                                       out << DE[i] << '\t';
+                               }
+                               out << endl;    
+                               
+                               //output de values
+                               for (int i = lines[process]->start; i < lines[process]->end; i++) {
+                                       out << deviation[i] << '\t';
+                               }
+                               out << endl;
+                               
+                               out.close();
+
                                exit(0);
                        }else { mothurOut("unable to spawn the necessary processes."); mothurOutEndLine(); exit(0); }
                }
@@ -635,11 +765,78 @@ void Pintail::createProcesses() {
                        wait(&temp);
                }
                
-               obsDistance = obs;
-               expectedDistance = exp;
-               DE = de;
-               deviation = dev;
-               
+               //get data created by processes
+               for (int i=0;i<processors;i++) { 
+                       ifstream in;
+                       string s = toString(processIDS[i]) + ".temp";
+                       openInputFile(s, in);
+                       
+                       int size;
+                       in >> size;  gobble(in);
+                       
+                       //get observed distances
+                       int count = lines[i]->start;
+                       for (int m = 0; m < size; m++) {
+                               int num;
+                               in >> num;
+                       
+                               vector<float> obs;  float w;
+                               for (int j = 0; j < num; j++) {
+                                       in >> w;
+                                       obs.push_back(w);
+                               }
+                       
+                               obsDistance[count] = obs;
+                               count++;
+                               gobble(in);
+                       }
+                       
+                       gobble(in);
+                       
+                       //get expected distances
+                       count = lines[i]->start;
+                       for (int m = 0; m < size; m++) {
+                               int num;
+                               in >> num;
+                       
+                               vector<float> exp;  float w;
+                               for (int j = 0; j < num; j++) {
+                                       in >> w;
+                                       exp.push_back(w);
+                               }
+                       
+                               expectedDistance[count] = exp;
+                               count++;
+                               gobble(in);
+                       }
+
+                       gobble(in);
+                       
+                       count = lines[i]->start;
+                       for (int m = 0; m < size; m++) {
+                               float num;
+                               in >> num;
+                               
+                               DE[count] = num;
+                               count++;
+                       }
+                       
+                       gobble(in);
+                       
+                       count = lines[i]->start;
+                       for (int m = 0; m < size; m++) {
+                               float num;
+                               in >> num;
+                               
+                               deviation[count] = num;
+                               count++;
+                       }
+
+                       in.close();
+                       remove(s.c_str());
+               }
+
+                               
 #else
                        mothurOut("Calculating observed distance... "); cout.flush();
                        for (int i = lines[0]->start; i < lines[0]->end; i++) {
@@ -704,7 +901,6 @@ void Pintail::createProcessesQuan() {
 #if defined (__APPLE__) || (__MACH__) || (linux) || (__linux)
                int process = 0;
                vector<int> processIDS;
-               vector< vector<float> > quan; quan.resize(100);
                                
                //loop through and create all the processes you want
                while (process != processors) {
@@ -715,19 +911,25 @@ void Pintail::createProcessesQuan() {
                                process++;
                        }else if (pid == 0){
                                
-                               vector< vector<float> > q = decalc->getQuantiles(templateSeqs, windowSizesTemplate, window, probabilityProfile, increment, templateLines[process]->start, templateLines[process]->end);
+                               quantiles = decalc->getQuantiles(templateSeqs, windowSizesTemplate, window, probabilityProfile, increment, templateLines[process]->start, templateLines[process]->end);
                                
-                               for (int i = 0; i < q.size(); i++) {
-                                       //put all values of q[i] into quan[i]
-                                       quan[i].insert(quan[i].begin(), q[i].begin(), q[i].end());
-                               }
+                               //write out data to file so parent can read it
+                               ofstream out;
+                               string s = toString(getpid()) + ".temp";
+                               openOutputFile(s, out);
                                
-                               for (int i = 0; i < quan.size(); i++) {
-                                       cout << i+1 << '\t';
-                                       for (int j = 0; j < quan[i].size(); j++) {  cout << quan[i][j] << '\t';  }
-                                       cout << endl;
+                                                               
+                               //output observed distances
+                               for (int i = 0; i < quantiles.size(); i++) {
+                                       out << quantiles[i].size() << '\t';
+                                       for (int j = 0; j < quantiles[i].size(); j++) {
+                                               out << quantiles[i][j] << '\t';
+                                       }
+                                       out << endl;
                                }
-
+                               
+                               out.close();
+                               
                                exit(0);
                        }else { mothurOut("unable to spawn the necessary processes."); mothurOutEndLine(); exit(0); }
                }
@@ -738,7 +940,40 @@ void Pintail::createProcessesQuan() {
                        wait(&temp);
                }
                
-               quantiles = quan;
+               //get data created by processes
+               for (int i=0;i<processors;i++) { 
+                       ifstream in;
+                       string s = toString(processIDS[i]) + ".temp";
+                       openInputFile(s, in);
+                       
+                       vector< vector<float> > quan; quan.resize(100);
+                       
+                       //get quantiles
+                       for (int m = 0; m < quan.size(); m++) {
+                               int num;
+                               in >> num;
+                       
+                               vector<float> q;  float w;
+                               for (int j = 0; j < num; j++) {
+                                       in >> w;
+                                       q.push_back(w);
+                               }
+                       
+                               quan[m] = q;
+                               gobble(in);
+                       }
+                       
+                       
+                       //save quan in quantiles
+                       for (int i = 0; i < quan.size(); i++) {
+                               //put all values of q[i] into quan[i]
+                               quantiles[i].insert(quantiles[i].begin(), quan[i].begin(), quan[i].end());
+                       }
+                                       
+                       in.close();
+                       remove(s.c_str());
+               }
+               
 #else
                quantiles = decalc->getQuantiles(templateSeqs, windowSizesTemplate, window, probabilityProfile, increment, 0, templateSeqs.size());
 #endif