def apply(log, parameters=None):
"""
Gets the performance HNet
Parameters
------------
log
Log
parameters
Parameters of the algorithm
Returns
------------
base64
Base64 of an SVG representing the model
model
Text representation of the model
format
Format of the model
"""
if parameters is None:
parameters = {}
decreasingFactor = parameters[
"decreasingFactor"] if "decreasingFactor" in parameters else constants.DEFAULT_DEC_FACTOR
activity_key = parameters[pm4_constants.PARAMETER_CONSTANT_ACTIVITY_KEY] if pm4_constants.PARAMETER_CONSTANT_ACTIVITY_KEY in parameters else xes.DEFAULT_NAME_KEY
log = attributes_filter.filter_log_on_max_no_activities(log, max_no_activities=constants.MAX_NO_ACTIVITIES,
parameters=parameters)
filtered_log = auto_filter.apply_auto_filter(log, parameters=parameters)
activities_count = attributes_filter.get_attribute_values(filtered_log, activity_key)
start_activities_count = start_activities_filter.get_start_activities(filtered_log, parameters=parameters)
end_activities_count = end_activities_filter.get_end_activities(filtered_log, parameters=parameters)
activities = list(activities_count.keys())
start_activities = list(start_activities_count.keys())
end_activities = list(end_activities_count.keys())
dfg_freq = dfg_factory.apply(filtered_log, parameters=parameters)
dfg_perf = dfg_factory.apply(filtered_log, variant="performance", parameters=parameters)
heu_net = HeuristicsNet(dfg_freq, performance_dfg=dfg_perf, activities=activities, start_activities=start_activities, end_activities=end_activities, activities_occurrences=activities_count)
heu_net.calculate(dfg_pre_cleaning_noise_thresh=constants.DEFAULT_DFG_CLEAN_MULTIPLIER * decreasingFactor)
vis = heu_vis_factory.apply(heu_net, parameters={"format": "svg"})
vis2 = heu_vis_factory.apply(heu_net, parameters={"format": "dot"})
gviz_base64 = get_base64_from_file(vis2.name)
return get_base64_from_file(vis.name), None, "", "xes", activities, start_activities, end_activities, gviz_base64, [], "heuristics", "perf", None, "", activity_key
def apply(log, parameters=None):
"""
Gets the frequency DFG
Parameters
------------
log
Log
parameters
Parameters of the algorithm
Returns
------------
base64
Base64 of an SVG representing the model
model
Text representation of the model
format
Format of the model
"""
if parameters is None:
parameters = {}
decreasingFactor = parameters[
"decreasingFactor"] if "decreasingFactor" in parameters else constants.DEFAULT_DEC_FACTOR
activity_key = parameters[
pm4_constants.
PARAMETER_CONSTANT_ACTIVITY_KEY] if pm4_constants.PARAMETER_CONSTANT_ACTIVITY_KEY in parameters else xes.DEFAULT_NAME_KEY
log = attributes_filter.filter_log_on_max_no_activities(
log,
max_no_activities=constants.MAX_NO_ACTIVITIES,
parameters=parameters)
filtered_log = auto_filter.apply_auto_filter(log, parameters=parameters)
activities_count = attributes_filter.get_attribute_values(
filtered_log, activity_key)
activities = list(activities_count.keys())
start_activities = list(
start_activities_filter.get_start_activities(
filtered_log, parameters=parameters).keys())
end_activities = list(
end_activities_filter.get_end_activities(filtered_log,
parameters=parameters).keys())
dfg = dfg_factory.apply(filtered_log, parameters=parameters)
dfg = clean_dfg_based_on_noise_thresh(
dfg,
activities,
decreasingFactor * constants.DEFAULT_DFG_CLEAN_MULTIPLIER,
parameters=parameters)
parameters["format"] = "svg"
parameters["start_activities"] = start_activities
parameters["end_activities"] = end_activities
gviz = dfg_vis_factory.apply(dfg,
log=filtered_log,
variant="frequency",
parameters=parameters)
gviz_base64 = base64.b64encode(str(gviz).encode('utf-8'))
ret_graph = get_graph.get_graph_from_dfg(dfg, start_activities,
end_activities)
net, im, fm = dfg_conv_factory.apply(dfg,
parameters={
"start_activities":
start_activities,
"end_activities": end_activities
})
return get_base64_from_gviz(gviz), export_petri_as_string(
net, im, fm
), ".pnml", "xes", activities, start_activities, end_activities, gviz_base64, ret_graph, "dfg", "freq", None, "", activity_key
def apply(log, parameters=None, classic_output=False):
"""
Gets a simple model out of a log
Parameters
-------------
log
Trace log
parameters
Parameters of the algorithm, including:
maximum_number_activities -> Maximum number of activities to keep
discovery_algorithm -> Discovery algorithm to use (alpha, inductive)
desidered_output -> Desidered output of the algorithm (default: Petri)
include_filtered_log -> Include the filtered log in the output
include_dfg_frequency -> Include the DFG of frequencies in the output
include_dfg_performance -> Include the DFG of performance in the output
include_filtered_dfg_frequency -> Include the filtered DFG of frequencies in the output
include_filtered_dfg_performance -> Include the filtered DFG of performance in the output
classic_output
Determine if the output shall contains directly the objects (e.g. net, initial_marking, final_marking)
or can return a more detailed dictionary
"""
if parameters is None:
parameters = {}
returned_dictionary = {}
net = None
initial_marking = None
final_marking = None
bpmn_graph = None
dfg_frequency = None
dfg_performance = None
filtered_dfg_frequency = None
filtered_dfg_performance = None
maximum_number_activities = parameters[
"maximum_number_activities"] if "maximum_number_activities" in parameters else 20
discovery_algorithm = parameters["discovery_algorithm"] if "discovery_algorithm" in parameters else "alpha"
desidered_output = parameters["desidered_output"] if "desidered_output" in parameters else "petri"
include_filtered_log = parameters["include_filtered_log"] if "include_filtered_log" in parameters else True
include_dfg_frequency = parameters["include_dfg_frequency"] if "include_dfg_frequency" in parameters else True
include_dfg_performance = parameters[
"include_dfg_performance"] if "include_dfg_performance" in parameters else False
include_filtered_dfg_frequency = parameters[
"include_filtered_dfg_frequency"] if "include_filtered_dfg_frequency" in parameters else True
include_filtered_dfg_performance = parameters[
"include_filtered_dfg_performance"] if "include_filtered_dfg_performance" in parameters else False
if PARAMETER_CONSTANT_ATTRIBUTE_KEY in parameters:
activity_key = parameters[
PARAMETER_CONSTANT_ATTRIBUTE_KEY] if PARAMETER_CONSTANT_ATTRIBUTE_KEY in parameters else DEFAULT_NAME_KEY
parameters[PARAMETER_CONSTANT_ATTRIBUTE_KEY] = activity_key
else:
log, activity_key = insert_classifier.search_act_class_attr(log)
if activity_key is None:
activity_key = DEFAULT_NAME_KEY
parameters[PARAMETER_CONSTANT_ATTRIBUTE_KEY] = activity_key
if PARAMETER_CONSTANT_ACTIVITY_KEY not in parameters:
parameters[PARAMETER_CONSTANT_ACTIVITY_KEY] = parameters[PARAMETER_CONSTANT_ATTRIBUTE_KEY]
activities_count_dictio = attributes_filter.get_attribute_values(log, activity_key)
activities_count_list = []
for activity in activities_count_dictio:
activities_count_list.append([activity, activities_count_dictio[activity]])
activities_count_list = sorted(activities_count_list, key=lambda x: x[1], reverse=True)
activities_count_list = activities_count_list[:min(len(activities_count_list), maximum_number_activities)]
activities_keep_list = [x[0] for x in activities_count_list]
log = attributes_filter.apply(log, activities_keep_list, parameters=parameters)
filtered_log = None
if "alpha" in discovery_algorithm:
# parameters_sa = deepcopy(parameters)
# parameters_sa["decreasingFactor"] = 1.0
filtered_log = start_activities_filter.apply_auto_filter(log, parameters=parameters)
filtered_log = end_activities_filter.apply_auto_filter(filtered_log, parameters=parameters)
filtered_log = filter_topvariants_soundmodel.apply(filtered_log, parameters=parameters)
elif "dfg_mining" in discovery_algorithm:
filtered_log = start_activities_filter.apply_auto_filter(log, parameters=parameters)
filtered_log = end_activities_filter.apply_auto_filter(filtered_log, parameters=parameters)
filtered_log = auto_filter.apply_auto_filter(filtered_log, parameters=parameters)
if include_dfg_frequency or "dfg_mining" in discovery_algorithm:
dfg_frequency = dfg_factory.apply(log, parameters=parameters, variant="frequency")
if include_dfg_performance:
dfg_performance = dfg_factory.apply(log, parameters=parameters, variant="performance")
if include_filtered_dfg_frequency:
filtered_dfg_frequency = dfg_factory.apply(filtered_log, parameters=parameters, variant="frequency")
if include_filtered_dfg_performance:
filtered_dfg_performance = dfg_factory.apply(filtered_log, parameters=parameters, variant="performance")
if "alpha" in discovery_algorithm:
net, initial_marking, final_marking = alpha_miner.apply(filtered_log, parameters=parameters)
elif "dfg_mining" in discovery_algorithm:
start_activities = start_activities_filter.get_start_activities(filtered_log, parameters=parameters)
end_activities = end_activities_filter.get_end_activities(filtered_log, parameters=parameters)
parameters_conv = {}
parameters_conv["start_activities"] = start_activities
parameters_conv["end_activities"] = end_activities
net, initial_marking, final_marking = dfg_conv_factory.apply(dfg_frequency, parameters=parameters_conv)
if filtered_log is not None and include_filtered_log:
returned_dictionary["filtered_log"] = filtered_log
if net is not None and desidered_output == "petri":
returned_dictionary["net"] = net
if initial_marking is not None and desidered_output == "petri":
returned_dictionary["initial_marking"] = initial_marking
if final_marking is not None and desidered_output == "petri":
returned_dictionary["final_marking"] = final_marking
if bpmn_graph is not None and desidered_output == "bpmn":
returned_dictionary["bpmn_graph"] = bpmn_graph
if dfg_frequency is not None and include_dfg_frequency:
returned_dictionary["dfg_frequency"] = dfg_frequency
if dfg_performance is not None and include_dfg_performance:
returned_dictionary["dfg_performance"] = dfg_performance
if filtered_dfg_frequency is not None and include_filtered_dfg_frequency:
returned_dictionary["filtered_dfg_frequency"] = filtered_dfg_frequency
if filtered_dfg_performance is not None and include_filtered_dfg_performance:
returned_dictionary["filtered_dfg_performance"] = filtered_dfg_performance
if classic_output:
if net is not None and desidered_output == "petri":
return net, initial_marking, final_marking
return returned_dictionary
def apply(log, parameters=None):
"""
Gets the process tree using Inductive Miner Directly-Follows
Parameters
------------
log
Log
parameters
Parameters of the algorithm
Returns
------------
base64
Base64 of an SVG representing the model
model
Text representation of the model
format
Format of the model
"""
if parameters is None:
parameters = {}
decreasingFactor = parameters[
"decreasingFactor"] if "decreasingFactor" in parameters else constants.DEFAULT_DEC_FACTOR
activity_key = parameters[
pm4_constants.
PARAMETER_CONSTANT_ACTIVITY_KEY] if pm4_constants.PARAMETER_CONSTANT_ACTIVITY_KEY in parameters else xes.DEFAULT_NAME_KEY
log = attributes_filter.filter_log_on_max_no_activities(
log,
max_no_activities=constants.MAX_NO_ACTIVITIES,
parameters=parameters)
filtered_log = auto_filter.apply_auto_filter(log, parameters=parameters)
activities_count = attributes_filter.get_attribute_values(
filtered_log, activity_key)
activities = list(activities_count.keys())
start_activities = list(
start_activities_filter.get_start_activities(
filtered_log, parameters=parameters).keys())
end_activities = list(
end_activities_filter.get_end_activities(filtered_log,
parameters=parameters).keys())
dfg = dfg_factory.apply(filtered_log, parameters=parameters)
dfg = clean_dfg_based_on_noise_thresh(
dfg,
activities,
decreasingFactor * constants.DEFAULT_DFG_CLEAN_MULTIPLIER,
parameters=parameters)
tree = inductive_miner.apply_tree_dfg(dfg,
parameters=parameters,
activities=activities,
start_activities=start_activities,
end_activities=end_activities)
parameters["format"] = "svg"
gviz = pt_vis_factory.apply(tree, parameters=parameters)
gviz_base64 = base64.b64encode(str(gviz).encode('utf-8'))
return get_base64_from_gviz(gviz), None, "", "xes", activities, start_activities, end_activities, gviz_base64, [], "tree", "freq", None, "", activity_key
def apply(log, parameters=None):
"""
Gets the Petri net through Inductive Miner, decorated by frequency metric
Parameters
------------
log
Log
parameters
Parameters of the algorithm
Returns
------------
base64
Base64 of an SVG representing the model
model
Text representation of the model
format
Format of the model
"""
if parameters is None:
parameters = {}
decreasingFactor = parameters[
"decreasingFactor"] if "decreasingFactor" in parameters else constants.DEFAULT_DEC_FACTOR
activity_key = parameters[
pm4_constants.
PARAMETER_CONSTANT_ACTIVITY_KEY] if pm4_constants.PARAMETER_CONSTANT_ACTIVITY_KEY in parameters else xes.DEFAULT_NAME_KEY
# reduce the depth of the search done by token-based replay
token_replay.MAX_REC_DEPTH = 1
token_replay.MAX_IT_FINAL1 = 1
token_replay.MAX_IT_FINAL2 = 1
token_replay.MAX_REC_DEPTH_HIDTRANSENABL = 1
log = attributes_filter.filter_log_on_max_no_activities(
log,
max_no_activities=constants.MAX_NO_ACTIVITIES,
parameters=parameters)
filtered_log = auto_filter.apply_auto_filter(log, parameters=parameters)
activities_count = attributes_filter.get_attribute_values(
filtered_log, activity_key)
activities = list(activities_count.keys())
start_activities = list(
start_activities_filter.get_start_activities(
filtered_log, parameters=parameters).keys())
end_activities = list(
end_activities_filter.get_end_activities(filtered_log,
parameters=parameters).keys())
dfg = dfg_factory.apply(filtered_log, parameters=parameters)
dfg = clean_dfg_based_on_noise_thresh(
dfg,
activities,
decreasingFactor * constants.DEFAULT_DFG_CLEAN_MULTIPLIER,
parameters=parameters)
net, im, fm = inductive_miner.apply_dfg(dfg,
parameters=parameters,
activities=activities,
start_activities=start_activities,
end_activities=end_activities)
parameters["format"] = "svg"
gviz = pn_vis_factory.apply(net,
im,
fm,
log=filtered_log,
variant="frequency",
parameters=parameters)
svg = get_base64_from_gviz(gviz)
gviz_base64 = base64.b64encode(str(gviz).encode('utf-8'))
ret_graph = get_graph.get_graph_from_petri(net, im, fm)
return svg, export_petri_as_string(
net, im, fm
), ".pnml", "xes", activities, start_activities, end_activities, gviz_base64, ret_graph, "inductive", "freq", None, "", activity_key
def apply(log, parameters=None):
"""
Gets the Petri net through Inductive Miner, decorated by performance metric
Parameters
------------
log
Log
parameters
Parameters of the algorithm
Returns
------------
base64
Base64 of an SVG representing the model
model
Text representation of the model
format
Format of the model
"""
if parameters is None:
parameters = {}
decreasingFactor = parameters[
"decreasingFactor"] if "decreasingFactor" in parameters else constants.DEFAULT_DEC_FACTOR
activity_key = parameters[
pm4_constants.
PARAMETER_CONSTANT_ACTIVITY_KEY] if pm4_constants.PARAMETER_CONSTANT_ACTIVITY_KEY in parameters else xes.DEFAULT_NAME_KEY
# reduce the depth of the search done by token-based replay
token_replay.MAX_REC_DEPTH = 1
token_replay.MAX_IT_FINAL1 = 1
token_replay.MAX_IT_FINAL2 = 1
token_replay.MAX_REC_DEPTH_HIDTRANSENABL = 1
log = attributes_filter.filter_log_on_max_no_activities(
log,
max_no_activities=constants.MAX_NO_ACTIVITIES,
parameters=parameters)
filtered_log = auto_filter.apply_auto_filter(log, parameters=parameters)
activities_count = attributes_filter.get_attribute_values(
filtered_log, activity_key)
activities = list(activities_count.keys())
start_activities = list(
start_activities_filter.get_start_activities(
filtered_log, parameters=parameters).keys())
end_activities = list(
end_activities_filter.get_end_activities(filtered_log,
parameters=parameters).keys())
dfg = dfg_factory.apply(filtered_log, parameters=parameters)
dfg = clean_dfg_based_on_noise_thresh(
dfg,
activities,
decreasingFactor * constants.DEFAULT_DFG_CLEAN_MULTIPLIER,
parameters=parameters)
net, im, fm = inductive_miner.apply_dfg(dfg,
parameters=parameters,
activities=activities,
start_activities=start_activities,
end_activities=end_activities)
#parameters["format"] = "svg"
#gviz = pn_vis_factory.apply(net, im, fm, log=log, variant="performance", parameters=parameters)
bpmn_graph, el_corr, inv_el_corr, el_corr_keys_map = petri_to_bpmn.apply(
net, im, fm)
aggregated_statistics = token_decoration.get_decorations(
filtered_log,
net,
im,
fm,
parameters=parameters,
measure="performance")
bpmn_aggreg_statistics = convert_performance_map.convert_performance_map_to_bpmn(
aggregated_statistics, inv_el_corr)
#bpmn_graph = bpmn_embedding.embed_info_into_bpmn(bpmn_graph, bpmn_aggreg_statistics, "performance")
bpmn_graph = bpmn_diagram_layouter.apply(bpmn_graph)
bpmn_string = bpmn_exporter.get_string_from_bpmn(bpmn_graph)
gviz = bpmn_vis_factory.apply_petri(
net,
im,
fm,
aggregated_statistics=aggregated_statistics,
variant="performance",
parameters={"format": "svg"})
gviz2 = bpmn_vis_factory.apply_petri(
net,
im,
fm,
aggregated_statistics=aggregated_statistics,
variant="performance",
parameters={"format": "dot"})
svg = get_base64_from_file(gviz.name)
gviz_base64 = get_base64_from_file(gviz2.name)
ret_graph = get_graph.get_graph_from_petri(net, im, fm)
return svg, export_petri_as_string(
net, im, fm
), ".pnml", "xes", activities, start_activities, end_activities, gviz_base64, ret_graph, "indbpmn", "perf", bpmn_string, ".bpmn", activity_key
