]> git.donarmstrong.com Git - mothur.git/blobdiff - otuassociationcommand.cpp
adding labels to list file.
[mothur.git] / otuassociationcommand.cpp
index 4b5596441081ce9e2becf9df5d61c4f4636a51e3..705540c3a62564a14da7a7ed00262c4adb5f220b 100644 (file)
 //**********************************************************************************************************************
 vector<string> OTUAssociationCommand::setParameters(){ 
        try {
-               CommandParameter pshared("shared", "InputTypes", "", "", "SharedRelMeta", "SharedRelMeta", "none",false,false); parameters.push_back(pshared);
-               CommandParameter prelabund("relabund", "InputTypes", "", "", "SharedRelMeta", "SharedRelMeta", "none",false,false); parameters.push_back(prelabund);
-               CommandParameter plabel("label", "String", "", "", "", "", "",false,false); parameters.push_back(plabel);
-               CommandParameter pgroups("groups", "String", "", "", "", "", "",false,false); parameters.push_back(pgroups);
-               CommandParameter pmethod("method", "Multiple", "pearson-spearman-kendall", "pearson", "", "", "",false,false); parameters.push_back(pmethod);
-               CommandParameter pinputdir("inputdir", "String", "", "", "", "", "",false,false); parameters.push_back(pinputdir);
-               CommandParameter poutputdir("outputdir", "String", "", "", "", "", "",false,false); parameters.push_back(poutputdir);
+               CommandParameter pshared("shared", "InputTypes", "", "", "SharedRelMeta", "SharedRelMeta", "none","otucorr",false,false,true); parameters.push_back(pshared);
+               CommandParameter prelabund("relabund", "InputTypes", "", "", "SharedRelMeta", "SharedRelMeta", "none","otucorr",false,false); parameters.push_back(prelabund);
+        CommandParameter pmetadata("metadata", "InputTypes", "", "", "none", "none", "none","",false,false); parameters.push_back(pmetadata);
+        CommandParameter pcutoff("cutoff", "Number", "", "10", "", "", "","",false,false,true); parameters.push_back(pcutoff);
+               CommandParameter plabel("label", "String", "", "", "", "", "","",false,false); parameters.push_back(plabel);
+               CommandParameter pgroups("groups", "String", "", "", "", "", "","",false,false); parameters.push_back(pgroups);
+               CommandParameter pmethod("method", "Multiple", "pearson-spearman-kendall", "pearson", "", "", "","",false,false,true); parameters.push_back(pmethod);
+               CommandParameter pinputdir("inputdir", "String", "", "", "", "", "","",false,false); parameters.push_back(pinputdir);
+               CommandParameter poutputdir("outputdir", "String", "", "", "", "", "","",false,false); parameters.push_back(poutputdir);
                
                vector<string> myArray;
                for (int i = 0; i < parameters.size(); i++) {   myArray.push_back(parameters[i].name);          }
@@ -35,9 +37,11 @@ string OTUAssociationCommand::getHelpString(){
        try {
                string helpString = "";
                helpString += "The otu.association command reads a shared or relabund file and calculates the correlation coefficients between otus.\n";
-               helpString += "The otu.association command parameters are shared, relabund, groups, method and label.  The shared or relabund parameter is required.\n";
+        helpString += "If you provide a metadata file, mothur will calculate te correlation bewteen the metadata and the otus.\n";
+               helpString += "The otu.association command parameters are shared, relabund, metadata, groups, method, cutoff and label.  The shared or relabund parameter is required.\n";
                helpString += "The groups parameter allows you to specify which of the groups you would like included. The group names are separated by dashes.\n";
                helpString += "The label parameter allows you to select what distances level you would like used, and are also separated by dashes.\n";
+        helpString += "The cutoff parameter allows you to set a pvalue at which the otu will be reported.\n";
                helpString += "The method parameter allows you to select what method you would like to use. Options are pearson, spearman and kendall. Default=pearson.\n";
                helpString += "The otu.association command should be in the following format: otu.association(shared=yourSharedFile, method=yourMethod).\n";
                helpString += "Example otu.association(shared=genus.pool.shared, method=kendall).\n";
@@ -51,12 +55,27 @@ string OTUAssociationCommand::getHelpString(){
        }
 }
 //**********************************************************************************************************************
+string OTUAssociationCommand::getOutputPattern(string type) {
+    try {
+        string pattern = "";
+        
+        if (type == "otucorr") {  pattern = "[filename],[distance],[tag],otu.corr"; } 
+        else { m->mothurOut("[ERROR]: No definition for type " + type + " output pattern.\n"); m->control_pressed = true;  }
+        
+        return pattern;
+    }
+    catch(exception& e) {
+        m->errorOut(e, "OTUAssociationCommand", "getOutputPattern");
+        exit(1);
+    }
+}
+//**********************************************************************************************************************
 OTUAssociationCommand::OTUAssociationCommand(){        
        try {
                abort = true; calledHelp = true; 
                setParameters();
                vector<string> tempOutNames;
-               outputTypes["otu.corr"] = tempOutNames;
+               outputTypes["otucorr"] = tempOutNames;
        }
        catch(exception& e) {
                m->errorOut(e, "OTUAssociationCommand", "OTUAssociationCommand");
@@ -88,7 +107,7 @@ OTUAssociationCommand::OTUAssociationCommand(string option)  {
                        }
                        
                        vector<string> tempOutNames;
-                       outputTypes["otu.corr"] = tempOutNames;
+                       outputTypes["otucorr"] = tempOutNames;
                        
                        //if the user changes the input directory command factory will send this info to us in the output parameter 
                        string inputDir = validParameter.validFile(parameters, "inputdir", false);              
@@ -110,6 +129,14 @@ OTUAssociationCommand::OTUAssociationCommand(string option)  {
                                        //if the user has not given a path then, add inputdir. else leave path alone.
                                        if (path == "") {       parameters["relabund"] = inputDir + it->second;         }
                                }
+                
+                it = parameters.find("metadata");
+                               //user has given a template file
+                               if(it != parameters.end()){ 
+                                       path = m->hasPath(it->second);
+                                       //if the user has not given a path then, add inputdir. else leave path alone.
+                                       if (path == "") {       parameters["metadata"] = inputDir + it->second;         }
+                               }
                        }
                        
                        
@@ -124,6 +151,10 @@ OTUAssociationCommand::OTUAssociationCommand(string option)  {
                        else if (relabundfile == "not found") { relabundfile = ""; }
                        else { inputFileName = relabundfile; m->setRelAbundFile(relabundfile); }
                        
+            metadatafile = validParameter.validFile(parameters, "metadata", true);
+                       if (metadatafile == "not open") { abort = true; metadatafile = ""; }
+                       else if (metadatafile == "not found") { metadatafile = ""; }
+            
                        groups = validParameter.validFile(parameters, "groups", false);                 
                        if (groups == "not found") { groups = "";  pickedGroups = false;  }
                        else { 
@@ -161,6 +192,10 @@ OTUAssociationCommand::OTUAssociationCommand(string option)  {
                        
                        method = validParameter.validFile(parameters, "method", false);         if (method == "not found"){     method = "pearson";             }
                        
+            string temp = validParameter.validFile(parameters, "cutoff", false);
+                       if (temp == "not found") { temp = "10"; }
+                       m->mothurConvert(temp, cutoff); 
+            
                        if ((method != "pearson") && (method != "spearman") && (method != "kendall")) { m->mothurOut(method + " is not a valid method. Valid methods are pearson, spearman, and kendall."); m->mothurOutEndLine(); abort = true; }
                        
                }
@@ -176,6 +211,8 @@ int OTUAssociationCommand::execute(){
        try {
                
                if (abort == true) { if (calledHelp) { return 0; }  return 2;   }
+        
+        if (metadatafile != "") {  readMetadata(); }
                
                //function are identical just different datatypes
                if (sharedfile != "")                   {  processShared();             } 
@@ -201,6 +238,15 @@ int OTUAssociationCommand::processShared(){
                InputData* input = new InputData(sharedfile, "sharedfile");
                vector<SharedRAbundVector*> lookup = input->getSharedRAbundVectors();
                string lastLabel = lookup[0]->getLabel();
+        
+        if (metadatafile != "") { 
+            getMetadata();  
+            bool error = false;
+            if (metadata[0].size() != lookup.size()) { m->mothurOut("[ERROR]: You have selected to use " + toString(metadata[0].size()) + " data rows from the metadata file, but " + toString(lookup.size()) + " from the shared file.\n");  m->control_pressed = true; error=true;}
+            if (error) {
+                //maybe add extra info here?? compare groups in each file??
+            }
+        }
                
                //if the users enters label "0.06" and there is no "0.06" in their file use the next lowest label.
                set<string> processedLabels;
@@ -280,50 +326,62 @@ int OTUAssociationCommand::processShared(){
 //**********************************************************************************************************************
 int OTUAssociationCommand::process(vector<SharedRAbundVector*>& lookup){
        try {
-               
-               string outputFileName = outputDir + m->getRootName(m->getSimpleName(inputFileName)) + lookup[0]->getLabel() + "." + method + ".otu.corr";
-               outputNames.push_back(outputFileName); outputTypes["shared"].push_back(outputFileName);
+               map<string, string> variables; 
+        variables["[filename]"] = outputDir + m->getRootName(m->getSimpleName(inputFileName));
+        variables["[distance]"] = lookup[0]->getLabel();
+        variables["[tag]"] = method;
+               string outputFileName = getOutputFileName("otucorr",variables);
+               outputNames.push_back(outputFileName); outputTypes["otucorr"].push_back(outputFileName);
                
                ofstream out;
                m->openOutputFile(outputFileName, out);
                out.setf(ios::fixed, ios::floatfield); out.setf(ios::showpoint);
                
                //column headings
-               out << "OTUA\tOTUB\t" << method << "Coef\tSignificance\n";
+               if (metadatafile == "") { out << "OTUA\tOTUB\t" << method << "Coef\tSignificance\n"; }
+        else { out << "OTUA\tMetadata\t" << method << "Coef\tSignificance\n";  }
+
                
                vector< vector<double> > xy; xy.resize(lookup[0]->getNumBins());
                for (int i = 0; i < lookup[0]->getNumBins(); i++) { for (int j = 0; j < lookup.size(); j++) { xy[i].push_back(lookup[j]->getAbundance(i)); } }
                
                LinearAlgebra linear;
-               for (int i = 0; i < xy.size(); i++) {
-                       
-                       for (int k = 0; k < i; k++) {
-                               
-                               if (m->control_pressed) { out.close(); return 0; }
-                               
-                /*cout << m->binLabelsInFile[i] << " <- c(" << xy[i][0];
-                for (int l = 1; l < xy[i].size(); l++){
-                    cout << ", " << xy[i][l];
+        if (metadatafile == "") {//compare otus
+            for (int i = 0; i < xy.size(); i++) {
+                
+                for (int k = 0; k < i; k++) {
+                    
+                    if (m->control_pressed) { out.close(); return 0; }
+                    
+                    double coef = 0.0;
+                    double sig = 0.0;
+                    if (method == "spearman")          {   coef = linear.calcSpearman(xy[i], xy[k], sig);      }
+                    else if (method == "pearson")      {       coef = linear.calcPearson(xy[i], xy[k], sig);   }
+                    else if (method == "kendall")      {       coef = linear.calcKendall(xy[i], xy[k], sig);   }                   
+                    else { m->mothurOut("[ERROR]: invalid method, choices are spearman, pearson or kendall."); m->mothurOutEndLine(); m->control_pressed = true; }
+                    
+                    if (sig < cutoff) { out << m->currentSharedBinLabels[i] << '\t' << m->currentSharedBinLabels[k] << '\t' << coef << '\t' << sig << endl; }
                 }
-                cout << ")\n";
+            }
+               }else { //compare otus to metadata
+            for (int i = 0; i < xy.size(); i++) {
                 
-                cout << m->binLabelsInFile[k] << " <- c(" << xy[k][0];
-                for (int l = 1; l < xy[k].size(); l++){
-                    cout << ", " << xy[k][l];
+                for (int k = 0; k < metadata.size(); k++) {
+                    
+                    if (m->control_pressed) { out.close(); return 0; }
+                    
+                    double coef = 0.0;
+                    double sig = 0.0;
+                    if (method == "spearman")          {   coef = linear.calcSpearman(xy[i], metadata[k], sig);        }
+                    else if (method == "pearson")      {       coef = linear.calcPearson(xy[i], metadata[k], sig);     }
+                    else if (method == "kendall")      {       coef = linear.calcKendall(xy[i], metadata[k], sig);     }                   
+                    else { m->mothurOut("[ERROR]: invalid method, choices are spearman, pearson or kendall."); m->mothurOutEndLine(); m->control_pressed = true; }
+                    
+                    if (sig < cutoff) { out << m->currentSharedBinLabels[i] << '\t' << metadataLabels[k] << '\t' << coef << '\t' << sig << endl; }
                 }
-                cout << ")\n";*/
+            }
 
-                               double coef = 0.0;
-                               double sig = 0.0;
-                               if (method == "spearman")               {   coef = linear.calcSpearman(xy[i], xy[k], sig);      }
-                               else if (method == "pearson")   {       coef = linear.calcPearson(xy[i], xy[k], sig);   }
-                               else if (method == "kendall")   {       coef = linear.calcKendall(xy[i], xy[k], sig);   }                   
-                               else { m->mothurOut("[ERROR]: invalid method, choices are spearman, pearson or kendall."); m->mothurOutEndLine(); m->control_pressed = true; }
-                       
-                               out << m->binLabelsInFile[i] << '\t' << m->binLabelsInFile[k] << '\t' << coef << '\t' << sig << endl;
-                       }
-               }
-               
+        }
                out.close();
                
                
@@ -341,6 +399,17 @@ int OTUAssociationCommand::processRelabund(){
                InputData* input = new InputData(relabundfile, "relabund");
                vector<SharedRAbundFloatVector*> lookup = input->getSharedRAbundFloatVectors();
                string lastLabel = lookup[0]->getLabel();
+        
+        if (metadatafile != "") { 
+            getMetadata(); 
+            bool error = false;
+            if (metadata[0].size() != lookup.size()) { m->mothurOut("[ERROR]: You have selected to use " + toString(metadata[0].size()) + " data rows from the metadata file, but " + toString(lookup.size()) + " from the relabund file.\n");  m->control_pressed = true; error=true;}
+            if (error) {
+                //maybe add extra info here?? compare groups in each file??
+            }
+        }
+        
+        
                
                //if the users enters label "0.06" and there is no "0.06" in their file use the next lowest label.
                set<string> processedLabels;
@@ -421,36 +490,61 @@ int OTUAssociationCommand::processRelabund(){
 int OTUAssociationCommand::process(vector<SharedRAbundFloatVector*>& lookup){
        try {
                
-               string outputFileName = outputDir + m->getRootName(m->getSimpleName(inputFileName)) + lookup[0]->getLabel() + "." + method + ".otu.corr";
-               outputNames.push_back(outputFileName); outputTypes["shared"].push_back(outputFileName);
+               map<string, string> variables; 
+        variables["[filename]"] = outputDir + m->getRootName(m->getSimpleName(inputFileName));
+        variables["[distance]"] = lookup[0]->getLabel();
+        variables["[tag]"] = method;
+        string outputFileName = getOutputFileName("otucorr",variables);
+               outputNames.push_back(outputFileName); outputTypes["otucorr"].push_back(outputFileName);
                
                ofstream out;
                m->openOutputFile(outputFileName, out);
                out.setf(ios::fixed, ios::floatfield); out.setf(ios::showpoint);
                
                //column headings
-               out << "OTUA\tOTUB\t" << method << "Coef\tSignificance\n";
+               if (metadatafile == "") { out << "OTUA\tOTUB\t" << method << "Coef\tSignificance\n"; }
+        else { out << "OTUA\tMetadata\t" << method << "Coef\tSignificance\n";  }
                
                vector< vector<double> > xy; xy.resize(lookup[0]->getNumBins());
                for (int i = 0; i < lookup[0]->getNumBins(); i++) { for (int j = 0; j < lookup.size(); j++) { xy[i].push_back(lookup[j]->getAbundance(i)); } }
                
                LinearAlgebra linear;
-               for (int i = 0; i < xy.size(); i++) {
-                       
-                       for (int k = 0; k < i; k++) {
-                               
-                               if (m->control_pressed) { out.close(); return 0; }
-                               
-                               double coef = 0.0;
-                               double sig = 0.0;
-                               if (method == "spearman")               {   coef = linear.calcSpearman(xy[i], xy[k], sig);      }
-                               else if (method == "pearson")   {       coef = linear.calcPearson(xy[i], xy[k], sig);   }
-                               else if (method == "kendall")   {       coef = linear.calcKendall(xy[i], xy[k], sig);   }                   
-                               else { m->mothurOut("[ERROR]: invalid method, choices are spearman, pearson or kendall."); m->mothurOutEndLine(); m->control_pressed = true; }
-                               
-                               out << m->binLabelsInFile[i] << '\t' << m->binLabelsInFile[k] << coef << '\t' << sig << endl;
-                       }
-               }
+        if (metadatafile == "") {//compare otus
+            for (int i = 0; i < xy.size(); i++) {
+                
+                for (int k = 0; k < i; k++) {
+                    
+                    if (m->control_pressed) { out.close(); return 0; }
+                    
+                    double coef = 0.0;
+                    double sig = 0.0;
+                    if (method == "spearman")          {   coef = linear.calcSpearman(xy[i], xy[k], sig);      }
+                    else if (method == "pearson")      {       coef = linear.calcPearson(xy[i], xy[k], sig);   }
+                    else if (method == "kendall")      {       coef = linear.calcKendall(xy[i], xy[k], sig);   }                   
+                    else { m->mothurOut("[ERROR]: invalid method, choices are spearman, pearson or kendall."); m->mothurOutEndLine(); m->control_pressed = true; }
+                    
+                    if (sig < cutoff) { out << m->currentSharedBinLabels[i] << '\t' << m->currentSharedBinLabels[k] << '\t' << coef << '\t' << sig << endl; }
+                }
+            }
+               }else { //compare otus to metadata
+            for (int i = 0; i < xy.size(); i++) {
+                
+                for (int k = 0; k < metadata.size(); k++) {
+                    
+                    if (m->control_pressed) { out.close(); return 0; }
+                    
+                    double coef = 0.0;
+                    double sig = 0.0;
+                    if (method == "spearman")          {   coef = linear.calcSpearman(xy[i], metadata[k], sig);        }
+                    else if (method == "pearson")      {       coef = linear.calcPearson(xy[i], metadata[k], sig);     }
+                    else if (method == "kendall")      {       coef = linear.calcKendall(xy[i], metadata[k], sig);     }                   
+                    else { m->mothurOut("[ERROR]: invalid method, choices are spearman, pearson or kendall."); m->mothurOutEndLine(); m->control_pressed = true; }
+                    
+                    if (sig < cutoff) { out << m->currentSharedBinLabels[i] << '\t' << metadataLabels[k] << '\t' << coef << '\t' << sig << endl; }
+                }
+            }
+            
+        }
                
                out.close();
                
@@ -463,6 +557,123 @@ int OTUAssociationCommand::process(vector<SharedRAbundFloatVector*>& lookup){
        }
 }
 /*****************************************************************/
+int OTUAssociationCommand::readMetadata(){
+       try {
+               ifstream in;
+               m->openInputFile(metadatafile, in);
+               
+               string headerLine = m->getline(in); m->gobble(in);
+               istringstream iss (headerLine,istringstream::in);
+               
+               //read the first label, because it refers to the groups
+               string columnLabel;
+               iss >> columnLabel; m->gobble(iss); 
+               
+               //save names of columns you are reading
+               while (!iss.eof()) {
+                       iss >> columnLabel; m->gobble(iss);
+            if (m->debug) { m->mothurOut("[DEBUG]: metadata column Label = " + columnLabel + "\n"); }
+                       metadataLabels.push_back(columnLabel);
+               }
+               int count = metadataLabels.size();
+        
+               //read rest of file
+               while (!in.eof()) {
+                       
+                       if (m->control_pressed) { in.close(); return 0; }
+                       
+                       string group = "";
+                       in >> group; m->gobble(in);
+            if (m->debug) { m->mothurOut("[DEBUG]: metadata group = " + group + "\n"); }
+            
+                       SharedRAbundFloatVector* tempLookup = new SharedRAbundFloatVector();
+                       tempLookup->setGroup(group);
+                       tempLookup->setLabel("1");
+                       
+                       for (int i = 0; i < count; i++) {
+                               float temp = 0.0;
+                               in >> temp;
+                if (m->debug) { m->mothurOut("[DEBUG]: metadata value = " + toString(temp) + "\n"); }
+                               tempLookup->push_back(temp, group);
+                       }
+                       
+                       metadataLookup.push_back(tempLookup);
+                       
+                       m->gobble(in);
+               }
+               in.close();
+               
+               return 0;
+       }
+       catch(exception& e) {
+               m->errorOut(e, "OTUAssociationCommand", "readMetadata");        
+               exit(1);
+       }
+}
+/*****************************************************************/
+//eliminate groups user did not pick, remove zeroed out otus, fill metadata vector.
+int OTUAssociationCommand::getMetadata(){
+       try {
+        
+               vector<string> mGroups = m->getGroups();
+        
+               bool remove = false;
+               for (int i = 0; i < metadataLookup.size(); i++) {
+                       //if this sharedrabund is not from a group the user wants then delete it.
+                       if (!(m->inUsersGroups(metadataLookup[i]->getGroup(), mGroups))) { 
+                               delete metadataLookup[i]; metadataLookup[i] = NULL;
+                               metadataLookup.erase(metadataLookup.begin()+i); 
+                               i--; 
+                               remove = true;
+                       }
+               }
+        
+        vector<SharedRAbundFloatVector*> newLookup;
+               for (int i = 0; i < metadataLookup.size(); i++) {
+                       SharedRAbundFloatVector* temp = new SharedRAbundFloatVector();
+                       temp->setLabel(metadataLookup[i]->getLabel());
+                       temp->setGroup(metadataLookup[i]->getGroup());
+                       newLookup.push_back(temp);
+               }
+               
+               //for each bin
+        vector<string> newBinLabels;
+               for (int i = 0; i < metadataLookup[0]->getNumBins(); i++) {
+                       if (m->control_pressed) { for (int j = 0; j < newLookup.size(); j++) {  delete newLookup[j];  } return 0; }
+                       
+                       //look at each sharedRabund and make sure they are not all zero
+                       bool allZero = true;
+                       for (int j = 0; j < metadataLookup.size(); j++) {
+                               if (metadataLookup[j]->getAbundance(i) != 0) { allZero = false;  break;  }
+                       }
+                       
+                       //if they are not all zero add this bin
+                       if (!allZero) {
+                               for (int j = 0; j < metadataLookup.size(); j++) {
+                                       newLookup[j]->push_back(metadataLookup[j]->getAbundance(i), metadataLookup[j]->getGroup());
+                               }
+                newBinLabels.push_back(metadataLabels[i]);
+                       }
+               }
+               
+        metadataLabels = newBinLabels;
+        
+               for (int j = 0; j < metadataLookup.size(); j++) {  delete metadataLookup[j];  } 
+        metadataLookup.clear();
+               
+        metadata.resize(newLookup[0]->getNumBins());
+               for (int i = 0; i < newLookup[0]->getNumBins(); i++) { for (int j = 0; j < newLookup.size(); j++) { metadata[i].push_back(newLookup[j]->getAbundance(i)); } }
+        
+        for (int j = 0; j < newLookup.size(); j++) {  delete newLookup[j];  }
+               
+        return 0;
+    }
+       catch(exception& e) {
+               m->errorOut(e, "OTUAssociationCommand", "getMetadata"); 
+               exit(1);
+       }
+}
+/*****************************************************************/