added pinear/polynomial interpolation wrapper to ts_operators and to the operators dictionary

saqc/lib/tools.py

@@ -37,7 +37,9 @@ SAQC_OPERATORS = {
     "normScale": ts_ops.normScale,
     "meanStandardize": ts_ops.standardizeByMean,
     "medianStandardize": ts_ops.standardizeByMedian,
-    "zLog": ts_ops.zeroLog
+    "zLog": ts_ops.zeroLog,
+    "linear": ts_ops.linearInterpolation,
+    "polynomial": ts_ops.polynomialInterpolation
 }
 
 

saqc/lib/ts_operators.py

@@ -228,6 +228,14 @@ def interpolateNANs(data, method, order=2, inter_limit=2, downgrade_interpolatio
         return data
 
 
+def linearInterpolation(data, inter_limit=2):
+    return interpolateNANs(data, 'time', inter_limit=inter_limit)
+
+
+def polynomialInterpolation(data, inter_limit=2, inter_order=2):
+    return interpolateNANs(data, 'polynomial', inter_limit=inter_limit, order=inter_order)
+
+
 def leaderClustering(in_arr, ball_radius=None):
     x_len = in_arr.shape[0]
     x_cols = in_arr.shape[1]