normalization of methods

lib/cycles/ssfdsp/Ssfdsp.Tests.cs

@@ -307,7 +307,7 @@ public class SsfdspTests
             tSeries.Add(new TValue(bar.Time, bar.Close));
         }
 
-        var batch = Ssfdsp.Calculate(tSeries, period);
+        var batch = Ssfdsp.Batch(tSeries, period);
 
         // Compare last values
         Assert.Equal(batch[^1].Value, streaming.Last.Value, Tolerance);

lib/cycles/ssfdsp/Ssfdsp.Validation.Tests.cs

@@ -292,7 +292,7 @@ public class SsfdspValidationTests
         }
 
         // TSeries Calculate
-        var tsResult = Ssfdsp.Calculate(tSeries, period);
+        var tsResult = Ssfdsp.Batch(tSeries, period);
 
         // Streaming
         var streaming = new Ssfdsp(period);

lib/cycles/ssfdsp/Ssfdsp.cs

@@ -229,7 +229,7 @@ public sealed class Ssfdsp : AbstractBase
     /// <summary>
     /// Calculates SSF-DSP for a time series.
     /// </summary>
-    public static TSeries Calculate(TSeries source, int period = 40)
+    public static TSeries Batch(TSeries source, int period = 40)
     {
         var ssfdsp = new Ssfdsp(period);
         return ssfdsp.Update(source);
@@ -328,4 +328,11 @@ public sealed class Ssfdsp : AbstractBase
             output[i] = ssfFast - ssfSlow;
         }
     }
+
+    public static (TSeries Results, Ssfdsp Indicator) Calculate(TSeries source, int period = 40)
+    {
+        var indicator = new Ssfdsp(period);
+        TSeries results = indicator.Update(source);
+        return (results, indicator);
+    }
 }