public static svm_model svm_load_model(StringReader fp) { // read parameters var model = new svm_model(); var param = new svm_parameter(); model.param = param; model.rho = null; model.probA = null; model.probB = null; model.label = null; model.nSV = null; while (true) { String cmd = fp.ReadLine(); String arg = cmd.Substring(cmd.IndexOf(' ') + 1); if (cmd.StartsWith("svm_type")) { int i; for (i = 0; i < svm_type_table.Length; i++) { if (arg.IndexOf(svm_type_table[i]) != -1) { param.svm_type = i; break; } } if (i == svm_type_table.Length) { Console.Error.Write("unknown svm type.\n"); return null; } } else if (cmd.StartsWith("kernel_type")) { int i; for (i = 0; i < kernel_type_table.Length; i++) { if (arg.IndexOf(kernel_type_table[i]) != -1) { param.kernel_type = i; break; } } if (i == kernel_type_table.Length) { Console.Error.Write("unknown kernel function.\n"); return null; } } else if (cmd.StartsWith("degree")) param.degree = atof(arg); else if (cmd.StartsWith("gamma")) param.gamma = atof(arg); else if (cmd.StartsWith("coef0")) param.coef0 = atof(arg); else if (cmd.StartsWith("nr_class")) model.nr_class = atoi(arg); else if (cmd.StartsWith("total_sv")) model.l = atoi(arg); else if (cmd.StartsWith("rho")) { int n = model.nr_class*(model.nr_class - 1)/2; model.rho = new double[n]; var st = new SupportClass.Tokenizer(arg); for (int i = 0; i < n; i++) model.rho[i] = atof(st.NextToken()); } else if (cmd.StartsWith("label")) { int n = model.nr_class; model.label = new int[n]; var st = new SupportClass.Tokenizer(arg); for (int i = 0; i < n; i++) model.label[i] = atoi(st.NextToken()); } else if (cmd.StartsWith("probA")) { int n = model.nr_class*(model.nr_class - 1)/2; model.probA = new double[n]; var st = new SupportClass.Tokenizer(arg); for (int i = 0; i < n; i++) model.probA[i] = atof(st.NextToken()); } else if (cmd.StartsWith("probB")) { int n = model.nr_class*(model.nr_class - 1)/2; model.probB = new double[n]; var st = new SupportClass.Tokenizer(arg); for (int i = 0; i < n; i++) model.probB[i] = atof(st.NextToken()); } else if (cmd.StartsWith("nr_sv")) { int n = model.nr_class; model.nSV = new int[n]; var st = new SupportClass.Tokenizer(arg); for (int i = 0; i < n; i++) model.nSV[i] = atoi(st.NextToken()); } else if (cmd.StartsWith("SV")) { break; } else { Console.Error.Write("unknown text in model file\n"); return null; } } // read sv_coef and SV int m = model.nr_class - 1; int l = model.l; model.sv_coef = new double[m][]; for (int i = 0; i < m; i++) { model.sv_coef[i] = new double[l]; } model.SV = new svm_node[l][]; for (int i = 0; i < l; i++) { String line = fp.ReadLine(); var st = new SupportClass.Tokenizer(line, " \t\n\r\f:"); for (int k = 0; k < m; k++) model.sv_coef[k][i] = atof(st.NextToken()); int n = st.Count/2; model.SV[i] = new svm_node[n]; for (int j = 0; j < n; j++) { model.SV[i][j] = new svm_node(); model.SV[i][j].index = atoi(st.NextToken()); model.SV[i][j].value_Renamed = atof(st.NextToken()); } } return model; }