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-rw-r--r--resources/tools/presentation/new/utils.py12
1 files changed, 7 insertions, 5 deletions
diff --git a/resources/tools/presentation/new/utils.py b/resources/tools/presentation/new/utils.py
index 83f4f6249b..a688928cda 100644
--- a/resources/tools/presentation/new/utils.py
+++ b/resources/tools/presentation/new/utils.py
@@ -211,17 +211,19 @@ def archive_input_data(spec):
def classify_anomalies(data):
"""Process the data and return anomalies and trending values.
- Gathers data into groups with common trend value.
- Decorates first value in the group to be an outlier, regression,
- normal or progression.
+ Gather data into groups with average as trend value.
+ Decorate values within groups to be normal,
+ the first value of changed average as a regression, or a progression.
:param data: Full data set with unavailable samples replaced by nan.
:type data: pandas.Series
:returns: Classification and trend values
:rtype: 2-tuple, list of strings and list of floats
"""
- bare_data = [sample for _, sample in data.iteritems()
- if not np.isnan(sample)]
+ # Nan mean something went wrong.
+ # Use 0.0 to cause that being reported as a severe regression.
+ bare_data = [0.0 if np.isnan(sample) else sample
+ for _, sample in data.iteritems()]
# TODO: Put analogous iterator into jumpavg library.
groups = BitCountingClassifier.classify(bare_data)
groups.reverse() # Just to use .pop() for FIFO.