def process_database(species=None, commit=False):
session = get_session()
# Just get taxa that have range polygons
if species == None:
taxa = session.execute(
"SELECT DISTINCT taxon_id FROM taxon_range").fetchall()
else:
taxa = session.execute(
"SELECT DISTINCT taxon_id FROM taxon_range, taxon WHERE taxon_id = taxon.id AND spno IN (%s)"
% sql_list_placeholder('species', species),
sql_list_argument('species', species)).fetchall()
# Unwrap tuple
taxa = [taxon_id for (taxon_id, ) in taxa]
# Delete old results
if commit and len(taxa) > 0:
# session.execute("DELETE FROM t2_ultrataxon_sighting WHERE taxon_id IN (:taxa)", { 'taxa': taxa })
session.execute(
"DELETE FROM t2_ultrataxon_sighting WHERE taxon_id IN (%s)" %
sql_list_placeholder('taxa', taxa),
sql_list_argument('taxa', taxa))
session.commit()
# Process in parallel
tasks = [(taxon_id, commit) for taxon_id in taxa]
# This is important because we are about to spawn child processes, and this stops them attempting to share the
# same database connection pool
session.close()
for result, error in tqdm(run_parallel(process_taxon, tasks),
total=len(tasks)):
if error:
print(error)
def process_database(species = None, commit = False):
session = get_session()
if species == None:
taxa = [taxon_id for (taxon_id,) in session.execute("SELECT DISTINCT taxon_id FROM processing_method WHERE data_type = 2").fetchall()]
else:
taxa = [taxon_id for (taxon_id,) in session.execute(
"SELECT DISTINCT taxon_id FROM processing_method, taxon WHERE taxon.id = taxon_id AND data_type = 2 AND spno IN %s" % sql_list_placeholder('species', species),
sql_list_argument('species', species)
).fetchall()]
create_region_lookup_table(session)
log.info("Step 1/2: Monthly aggregation")
fn = functools.partial(aggregate_by_month, commit = commit)
for result, error in tqdm(run_parallel(fn, taxa), total = len(taxa)):
pass
log.info("Step 2/2: Yearly aggregation")
fn = functools.partial(aggregate_by_year, commit = commit)
for result, error in tqdm(run_parallel(fn, taxa), total = len(taxa)):
pass
cleanup_region_lookup_table(session)
def process_database(species=None, commit=False):
session = get_session()
if species == None:
taxa = [
taxon_id for (taxon_id, ) in session.execute(
"SELECT DISTINCT taxon_id FROM t1_sighting").fetchall()
]
else:
taxa = [
taxon_id for (taxon_id, ) in session.execute(
"SELECT DISTINCT taxon_id FROM t1_sighting, taxon WHERE taxon.id = taxon_id AND spno IN (%s)"
% sql_list_placeholder('species', species),
sql_list_argument('species', species)).fetchall()
]
create_region_lookup_table(session)
# Process in parallel
tasks = [(taxon_id, commit) for taxon_id in taxa]
log.info("Step 1/2: Monthly aggregation")
for result, error in tqdm(run_parallel(aggregate_monthly, tasks),
total=len(tasks)):
if error:
print error
log.info("Step 1/2: Yearly aggregation")
for result, error in tqdm(run_parallel(aggregate_yearly, tasks),
total=len(tasks)):
if error:
print error
cleanup_region_lookup_table(session)
def process_database(species=None, commit=False):
"""
Calculates spatial representativeness using alpha hulls
Generates alpha hulls from each source x taxon combination
Intersects alpha hulls with range layers, and then calculates percentage of range covered
"""
session = get_session()
if commit:
if species == None:
session.execute("DELETE FROM taxon_source_alpha_hull")
else:
session.execute(
"""DELETE FROM taxon_source_alpha_hull
WHERE taxon_id IN (SELECT id FROM taxon WHERE spno IN (%s))"""
% sql_list_placeholder('species', species),
sql_list_argument('species', species))
session.commit()
# Load coastal shapefile
coastal_shape_filename = tsx.config.config.get("processing.alpha_hull",
"coastal_shp")
with fiona.Env(OSR_WKT_FORMAT="WKT2_2018"), fiona.open(
coastal_shape_filename, 'r') as coastal_shape:
# Convert from fiona dictionary to shapely geometry and reproject
shp_to_working_transformer = pyproj.Transformer.from_proj(
pyproj.CRS.from_wkt(coastal_shape.crs_wkt),
working_proj,
always_xy=True)
coastal_shape = reproject(shape(coastal_shape[0]['geometry']),
shp_to_working_transformer)
# Simplify coastal boundary - makes things run ~20X faster
log.info("Simplifying coastal boundary")
coastal_shape = coastal_shape.buffer(10000).simplify(10000)
log.info("Generating alpha shapes")
for data_type in 1, 2:
log.info("Processing type %s data" % data_type)
taxa = get_taxa(session, data_type, species)
tasks = [(taxon_id, coastal_shape, data_type, commit)
for taxon_id in taxa]
# This is important because we are about to spawn child processes, and this stops them attempting to share the
# same database connection pool
session.close() # TODO: not sure if this is needed now
# Process all the species in parallel
for result, error in tqdm(run_parallel(process, tasks),
total=len(tasks)):
if error:
print(error)
def get_taxa(session, data_type, species):
table = "t1_sighting" if data_type == 1 else "t2_ultrataxon_sighting"
if species == None:
taxa = session.execute("""SELECT DISTINCT taxon_id FROM {table}""".format(table = table)).fetchall()
else:
sql = """SELECT DISTINCT taxon_id FROM {table}, taxon WHERE taxon.id = taxon_id AND spno IN ({species})""".format(
table = table,
species = sql_list_placeholder('species', species)
)
taxa = session.execute(sql, sql_list_argument('species', species)).fetchall()
return [taxon_id for (taxon_id,) in taxa]
def process_database(species=None,
monthly=False,
filter_output=False,
include_all_years_data=False,
database_config=None,
export_dir=None):
session = get_session(database_config)
if species == None:
taxa = [
taxon_id for (taxon_id, ) in session.execute(
"SELECT DISTINCT taxon_id FROM aggregated_by_year").fetchall()
]
else:
taxa = [
taxon_id for (taxon_id, ) in session.execute(
"SELECT DISTINCT taxon_id FROM aggregated_by_year, taxon WHERE taxon.id = taxon_id AND spno IN (%s)"
% sql_list_placeholder('species', species),
sql_list_argument('species', species)).fetchall()
]
log.info("Generating numeric IDs")
# Create stable IDs for each taxon_id / search_type_id / source_id / unit_id / site_id / data_type combination
# session.execute("""CREATE TEMPORARY TABLE aggregated_id
# ( INDEX (taxon_id, search_type_id, source_id, unit_id, site_id, grid_cell_id, data_type) )
# SELECT (@cnt := @cnt + 1) AS id, taxon_id, search_type_id, source_id, unit_id, site_id, grid_cell_id, data_type
# FROM (SELECT DISTINCT taxon_id, search_type_id, source_id, unit_id, site_id, grid_cell_id, data_type FROM aggregated_by_year) t
# CROSS JOIN (SELECT @cnt := 0) AS dummy""")
log.info("Calculating region centroids")
session.execute("""CREATE TEMPORARY TABLE region_centroid AS
-- (PRIMARY KEY (id))
SELECT id, ST_X(ST_Centroid(geometry)) AS x, ST_Y(ST_Centroid(geometry)) AS y
FROM region""")
# Get year range
min_year = tsx.config.config.getint("processing", "min_year")
max_analysis_year = tsx.config.config.getint("processing", "max_year")
# When enabled, this flag means that all year's data will be included for any time series that passed filtering,
# even beyond the max_year specified in the config file. However, the TimeSeriesSampleYears and other stats still
# need to reflect only the years up to max_year, so it makes things a tad more complicated.
if include_all_years_data:
(max_year, ) = session.execute(
"""SELECT MAX(start_date_y) FROM aggregated_by_year""").fetchone()
else:
max_year = max_analysis_year
# Without this, the GROUP_CONCAT in the export query produces rows that are too long
if database_config and "sqlite:" not in database_config:
session.execute("""SET SESSION group_concat_max_len = 50000;""")
export_dir = export_dir or tsx.config.data_dir('export')
filename = 'lpi'
if monthly:
filename += '-monthly'
if filter_output:
filename += '-filtered'
if include_all_years_data:
filename += '-all-years'
filename += '.csv'
filepath = os.path.join(export_dir, filename)
log.info("Exporting LPI wide table file: %s" % filepath)
with open(filepath, 'w', encoding='utf-8') as csvfile:
fieldnames = [
'ID',
'Binomial',
'SpNo',
'TaxonID',
'CommonName',
'Class',
'Order',
'Family',
'FamilyCommonName',
'Genus',
'Species',
'Subspecies',
'FunctionalGroup',
# 'FunctionalSubGroup',
'TaxonomicGroup',
'EPBCStatus',
'IUCNStatus',
'StatePlantStatus',
'MaxStatus',
'State',
'Region',
'RegionCentroidLatitude',
'RegionCentroidLongitude',
'RegionCentroidAccuracy',
'SiteID',
'SiteName',
'SourceID',
'SourceDesc',
'MonitoringProgram',
'UnitID',
'Unit',
'SearchTypeID',
'SearchTypeDesc',
'ExperimentalDesignType',
'ResponseVariableType',
'DataType'
]
if monthly:
fieldnames += [
"%s_%02d" % (year, month)
for year in range(min_year, max_year + 1)
for month in range(0, 13)
]
else:
fieldnames += [str(year) for year in range(min_year, max_year + 1)]
fieldnames += [
'TimeSeriesLength',
'TimeSeriesSampleYears',
'TimeSeriesCompleteness',
'TimeSeriesSamplingEvenness',
'AbsencesRecorded',
'StandardisationOfMethodEffort',
'ObjectiveOfMonitoring',
'SpatialRepresentativeness',
# 'SeasonalConsistency', # TBD
'ConsistencyOfMonitoring',
# 'MonitoringFrequencyAndTiming', # TBD
'IntensiveManagement',
'IntensiveManagementGrouping',
'DataAgreement',
'SuppressAggregatedData',
'SurveysCentroidLatitude',
'SurveysCentroidLongitude',
'SurveysSpatialAccuracy',
'SurveyCount',
'TimeSeriesID',
'NationalPriorityTaxa',
'Citation'
]
writer = csv.DictWriter(csvfile, fieldnames=fieldnames)
writer.writeheader()
where_conditions = []
having_clause = ''
if filter_output:
if include_all_years_data:
having_clause = "HAVING MAX(include_in_analysis)"
else:
where_conditions += ['include_in_analysis']
if monthly:
value_series = "GROUP_CONCAT(CONCAT(start_date_y, '_', LPAD(COALESCE(start_date_m, 0), 2, '0'), '=', value))"
aggregated_table = 'aggregated_by_month'
else:
value_series = "GROUP_CONCAT(CONCAT(start_date_y, '=', value))"
aggregated_table = 'aggregated_by_year'
if database_config and "sqlite:" in database_config:
current_date_expression = "DATE('NOW')"
current_year_expression = "strftime('%Y', 'now')"
else:
current_date_expression = "DATE(NOW())"
current_year_expression = "YEAR(NOW())"
index = 1
for taxon_id in tqdm(taxa):
# (SELECT CAST(id AS UNSIGNED) FROM aggregated_id agg_id WHERE agg.taxon_id = agg_id.taxon_id AND agg.search_type_id <=> agg_id.search_type_id AND agg.source_id = agg_id.source_id AND agg.unit_id = agg_id.unit_id AND agg.site_id <=> agg_id.site_id AND agg.grid_cell_id <=> agg_id.grid_cell_id AND agg.data_type = agg_id.data_type) AS ID,
sql = """SELECT
time_series_id AS TimeSeriesID,
taxon.spno AS SpNo,
taxon.id AS TaxonID,
taxon.common_name AS CommonName,
taxon.`order` AS `Order`,
taxon.scientific_name AS scientific_name,
taxon.family_scientific_name AS Family,
taxon.family_common_name AS FamilyCommonName,
(SELECT
GROUP_CONCAT(
CONCAT(taxon_group.group_name, COALESCE(CONCAT(':', taxon_group.subgroup_name), ''))
)
FROM taxon_group
WHERE taxon_group.taxon_id = taxon.id
) AS FunctionalGroup,
taxon.taxonomic_group AS TaxonomicGroup,
CASE taxon.taxonomic_group
WHEN 'Birds' THEN 'Aves'
WHEN 'Mammals' THEN 'Mammalia'
ELSE ''
END AS Class,
taxon.national_priority AS NationalPriorityTaxa,
(SELECT description FROM taxon_status WHERE taxon_status.id = taxon.epbc_status_id) AS EPBCStatus,
(SELECT description FROM taxon_status WHERE taxon_status.id = taxon.iucn_status_id) AS IUCNStatus,
(SELECT description FROM taxon_status WHERE taxon_status.id = taxon.state_status_id) AS StatePlantStatus,
(SELECT description FROM taxon_status WHERE taxon_status.id = taxon.max_status_id) AS MaxStatus,
search_type.id AS SearchTypeID,
search_type.description AS SearchTypeDesc,
COALESCE(site_id, grid_cell_id) AS SiteID,
COALESCE(
t1_site.name,
t2_site.name,
CONCAT('site_', agg.data_type, '_', site_id),
CONCAT('grid_', grid_cell_id)) AS SiteName,
(SELECT description FROM intensive_management WHERE t1_site.intensive_management_id = intensive_management.id) AS IntensiveManagement,
(SELECT `grouping` FROM intensive_management WHERE t1_site.intensive_management_id = intensive_management.id) AS IntensiveManagementGrouping,
source.id AS SourceID,
source.description AS SourceDesc,
(SELECT description FROM monitoring_program WHERE source.monitoring_program_id = monitoring_program.id) AS MonitoringProgram,
unit.id AS UnitID,
unit.description AS Unit,
region.name AS Region,
region.state AS State,
MIN(region_centroid.x) AS RegionCentroidLongitude,
MIN(region_centroid.y) AS RegionCentroidLatitude,
region.positional_accuracy_in_m AS RegionCentroidAccuracy,
{value_series} AS value_series,
COUNT(*) AS value_count,
agg.data_type AS DataType,
(SELECT description FROM experimental_design_type WHERE agg.experimental_design_type_id = experimental_design_type.id) AS ExperimentalDesignType,
(SELECT description FROM response_variable_type WHERE agg.response_variable_type_id = response_variable_type.id) AS ResponseVariableType,
(CASE WHEN taxon.suppress_spatial_representativeness THEN NULL ELSE ROUND(alpha.alpha_hull_area_in_m2 / alpha.core_range_area_in_m2, 4) END) AS SpatialRepresentativeness,
data_source.absences_recorded AS AbsencesRecorded,
data_source.standardisation_of_method_effort_id AS StandardisationOfMethodEffort,
data_source.objective_of_monitoring_id AS ObjectiveOfMonitoring,
data_source.consistency_of_monitoring_id AS ConsistencyOfMonitoring,
data_source.data_agreement_id AS DataAgreement,
data_source.suppress_aggregated_data AS SuppressAggregatedData,
MAX(ST_X(agg.centroid_coords)) AS SurveysCentroidLongitude,
MAX(ST_Y(agg.centroid_coords)) AS SurveysCentroidLatitude,
MAX(agg.positional_accuracy_in_m) AS SurveysSpatialAccuracy,
SUM(agg.survey_count) AS SurveyCount,
CONCAT(
COALESCE(CONCAT(source.authors, ' '), ''),
'(', {current_year_expression}, '). ',
COALESCE(CONCAT(source.description, '. '), ''),
COALESCE(CONCAT(source.provider, '. '), ''),
'Aggregated for National Environmental Science Program Threatened Species Recovery Hub Project 3.1. Generated on ',
{current_date_expression}
) AS Citation
FROM
{aggregated_table} agg
INNER JOIN taxon ON taxon.id = agg.taxon_id
LEFT JOIN search_type ON search_type.id = agg.search_type_id
INNER JOIN source ON source.id = agg.source_id
INNER JOIN unit ON unit.id = agg.unit_id
LEFT JOIN region ON region.id = agg.region_id
LEFT JOIN region_centroid ON region_centroid.id = agg.region_id
LEFT JOIN taxon_source_alpha_hull alpha ON alpha.taxon_id = agg.taxon_id AND alpha.source_id = agg.source_id AND alpha.data_type = agg.data_type
LEFT JOIN data_source ON data_source.taxon_id = agg.taxon_id AND data_source.source_id = agg.source_id
LEFT JOIN t1_site ON site_id = t1_site.id AND agg.data_type = 1
LEFT JOIN t2_site ON site_id = t2_site.id AND agg.data_type = 2
WHERE agg.taxon_id = :taxon_id
AND start_date_y >= :min_year
AND start_date_y <= :max_year
{where_conditions}
GROUP BY
agg.source_id,
agg.search_type_id,
agg.site_id,
agg.grid_cell_id,
agg.experimental_design_type_id,
agg.response_variable_type_id,
agg.region_id,
agg.unit_id,
agg.data_type
ORDER BY
agg.source_id,
agg.search_type_id,
agg.site_id,
agg.grid_cell_id,
agg.experimental_design_type_id,
agg.response_variable_type_id,
agg.region_id,
agg.unit_id,
agg.data_type
{having_clause}
""".format(value_series=value_series,
aggregated_table=aggregated_table,
where_conditions=" ".join(
"AND %s" % cond
for cond in where_conditions),
having_clause=having_clause,
current_date_expression=current_date_expression,
current_year_expression=current_year_expression)
result = session.execute(sql, {
'taxon_id': taxon_id,
'min_year': min_year,
'max_year': max_year
})
keys = result.keys()
for row in result.fetchall():
# Get row as a dict
data = dict(zip(keys, row))
data["ID"] = index
index += 1
# Parse out the yearly values (or monthly)
year_data = dict(
item.split('=')
for item in data['value_series'].split(','))
if len(year_data) != data['value_count']:
raise ValueError(
"Aggregation problem - duplicate years found in time series: %s"
% row)
# Populate years in output
data.update(year_data)
# Taxonomic columns
data['Binomial'] = re.sub(
r'[^A-Za-z]+', '_',
data['scientific_name']).strip('_')[0:40]
name_parts = data['scientific_name'].split(' ', 2)
data['Genus'] = name_parts[0]
if len(name_parts) > 1:
data['Species'] = name_parts[1]
if len(name_parts) > 2:
data['Subspecies'] = name_parts[2]
# Calculate temporal suitability metrics:
if not monthly and len(year_data) > 0:
years = sorted([int(year) for year in year_data.keys()])
# If we include all years' data, we still want to output stats as if we were only processing up to max_analysis_year
if include_all_years_data:
years = list(
filter(lambda y: y <= max_analysis_year, years))
# Due to previous step, years could in fact be empty by this point
if len(years) > 0:
year_range = max(years) - min(years) + 1
data['TimeSeriesLength'] = year_range
data['TimeSeriesSampleYears'] = len(years)
data['TimeSeriesCompleteness'] = "%0.3f" % (
float(len(years)) / year_range)
# Get all non-zero gaps between years
gaps = [
b - a - 1 for a, b in zip(years[:-1], years[1:])
if b - a > 1
]
data['TimeSeriesSamplingEvenness'] = np.array(
gaps).var() if len(gaps) > 0 else 0
# Remove unwanted key from dict
del data['value_series']
del data['value_count']
del data['scientific_name']
if unicode_type_exists:
writer.writerow({
k: None if v == None else unicode(v).encode("utf-8")
for k, v in data.items()
})
else:
writer.writerow({
k: None if v == None else str(v)
for k, v in data.items()
})
log.info("Done")
def process_database(species = None, commit = False):
"""
Calculates spatial representativeness using alpha hulls
Generates alpha hulls from each source x taxon combination
Intersects alpha hulls with range layers, and then calculates percentage of range covered
"""
session = get_session()
if commit:
if species == None:
session.execute("DELETE FROM taxon_source_alpha_hull")
else:
session.execute("""DELETE FROM taxon_source_alpha_hull
WHERE taxon_id IN (SELECT id FROM taxon WHERE spno IN (%s))""" % sql_list_placeholder('species', species),
sql_list_argument('species', species))
session.commit()
db_proj = pyproj.Proj('+init=EPSG:4326') # Database always uses WGS84
working_proj = pyproj.Proj('+init=EPSG:3112') # GDA94 / Geoscience Australia Lambert - so that we can buffer in metres
# Load coastal shapefile
coastal_shape_filename = tsx.config.config.get("processing.alpha_hull", "coastal_shp")
with fiona.open(coastal_shape_filename, 'r') as coastal_shape:
# Convert from fiona dictionary to shapely geometry and reproject
coastal_shape = reproject(shape(coastal_shape[0]['geometry']), pyproj.Proj(coastal_shape.crs), working_proj)
# Simplify coastal boundary - makes things run ~20X faster
log.info("Simplifying coastal boundary")
coastal_shape = coastal_shape.buffer(10000).simplify(10000)
log.info("Generating alpha shapes")
for data_type in 1,2:
log.info("Processing type %s data" % data_type)
# Process a single species.
# This gets run off the main thread.
def process(taxon_id):
session = get_session()
try:
# Load core range geometry
core_range_geom = reproject(get_core_range_geometry(session, taxon_id), db_proj, working_proj).buffer(0).intersection(coastal_shape)
for source_id in get_source_ids(session, data_type, taxon_id):
log.info("Processing taxon_id: %s, source_id: %s" % (taxon_id, source_id))
# Get raw points from DB
raw_points = get_raw_points(session, data_type, taxon_id, source_id)
empty = len(raw_points) < 4
if empty:
log.info("Taxon %s: not enough points to create alpha hull (%s)" % (taxon_id, len(raw_points)))
if not empty:
# Read points from database
points = [reproject(p, db_proj, working_proj) for p in raw_points]
# Generate alpha shape
alpha_shp = make_alpha_hull(
points = points,
coastal_shape = None,
thinning_distance = tsx.config.config.getfloat('processing.alpha_hull', 'thinning_distance'),
alpha = tsx.config.config.getfloat('processing.alpha_hull', 'alpha'),
hullbuffer_distance = tsx.config.config.getfloat('processing.alpha_hull', 'hullbuffer_distance'),
isolatedbuffer_distance = tsx.config.config.getfloat('processing.alpha_hull', 'isolatedbuffer_distance'))
# Clean up geometry
alpha_shp = alpha_shp.buffer(0)
if core_range_geom.area == 0:
log.info("Core range geometry area is zero")
empty = True
else:
# Intersect alpha hull with core range
intersected_alpha = to_multipolygon(core_range_geom.intersection(alpha_shp))
empty = intersected_alpha.is_empty
if empty:
session.execute("""INSERT INTO taxon_source_alpha_hull (source_id, taxon_id, data_type, core_range_area_in_m2, alpha_hull_area_in_m2)
VALUES (:source_id, :taxon_id, :data_type, 0, 0)""", {
'source_id': source_id,
'taxon_id': taxon_id,
'data_type': data_type
})
else:
session.execute("""INSERT INTO taxon_source_alpha_hull (source_id, taxon_id, data_type, geometry, core_range_area_in_m2, alpha_hull_area_in_m2)
VALUES (:source_id, :taxon_id, :data_type, ST_GeomFromWKB(_BINARY :geom_wkb), :core_range_area, :alpha_hull_area)""", {
'source_id': source_id,
'taxon_id': taxon_id,
'data_type': data_type,
'geom_wkb': shapely.wkb.dumps(reproject(intersected_alpha, working_proj, db_proj)),
'core_range_area': core_range_geom.area,
'alpha_hull_area': intersected_alpha.area
})
if commit:
session.commit()
except:
log.exception("Exception processing alpha hull")
raise
finally:
session.close()
taxa = get_taxa(session, data_type, species)
# This is important because we are about to spawn child processes, and this stops them attempting to share the
# same database connection pool
session.close()
tsx.db.connect.engine.dispose()
# Process all the species in parallel
for result, error in tqdm(run_parallel(process, taxa, use_processes = True), total = len(taxa)):
if error:
print error
def process_database(species=None, monthly=False, filter_output=False):
session = get_session()
if species == None:
taxa = [
taxon_id for (taxon_id, ) in session.execute(
"SELECT DISTINCT taxon_id FROM aggregated_by_year").fetchall()
]
else:
taxa = [
taxon_id for (taxon_id, ) in session.execute(
"SELECT DISTINCT taxon_id FROM aggregated_by_year, taxon WHERE taxon.id = taxon_id AND spno IN (%s)"
% sql_list_placeholder('species', species),
sql_list_argument('species', species)).fetchall()
]
log.info("Generating numeric IDs")
# Create stable IDs for each taxon_id / search_type_id / source_id / unit_id / site_id / data_type combination
session.execute("""CREATE TEMPORARY TABLE aggregated_id
( INDEX (taxon_id, search_type_id, source_id, unit_id, site_id, grid_cell_id, data_type) )
SELECT (@cnt := @cnt + 1) AS id, taxon_id, search_type_id, source_id, unit_id, site_id, grid_cell_id, data_type
FROM (SELECT DISTINCT taxon_id, search_type_id, source_id, unit_id, site_id, grid_cell_id, data_type FROM aggregated_by_year) t
CROSS JOIN (SELECT @cnt := 0) AS dummy""")
log.info("Calculating region centroids")
session.execute("""CREATE TEMPORARY TABLE region_centroid
(PRIMARY KEY (id))
SELECT id, ST_X(ST_Centroid(geometry)) AS x, ST_Y(ST_Centroid(geometry)) AS y
FROM region""")
# Get year range
min_year = tsx.config.config.getint("processing", "min_year")
max_year = tsx.config.config.getint("processing", "max_year")
# Without this, the GROUP_CONCAT in the export query produces rows that are too long
session.execute("""SET SESSION group_concat_max_len = 50000;""")
export_dir = tsx.config.data_dir('export')
filename = 'lpi'
if monthly:
filename += '-monthly'
if filter_output:
filename += '-filtered'
filename += '.csv'
filepath = os.path.join(export_dir, filename)
log.info("Exporting LPI wide table file: %s" % filepath)
with open(filepath, 'w') as csvfile:
fieldnames = [
'ID', 'Binomial', 'SpNo', 'TaxonID', 'CommonName', 'Class',
'Order', 'Family', 'FamilyCommonName', 'Genus', 'Species',
'Subspecies', 'FunctionalGroup', 'FunctionalSubGroup',
'TaxonomicGroup', 'EPBCStatus', 'IUCNStatus',
'BirdLifeAustraliaStatus', 'MaxStatus', 'State', 'Region',
'RegionCentroidLatitude', 'RegionCentroidLongitude',
'RegionCentroidAccuracy', 'SiteID', 'SiteDesc', 'SourceID',
'SourceDesc', 'UnitID', 'Unit', 'SearchTypeID', 'SearchTypeDesc',
'ExperimentalDesignType', 'ResponseVariableType', 'DataType'
]
if monthly:
fieldnames += [
"%s_%02d" % (year, month)
for year in range(min_year, max_year + 1)
for month in range(0, 13)
]
else:
fieldnames += [str(year) for year in range(min_year, max_year + 1)]
fieldnames += [
'TimeSeriesLength',
'TimeSeriesSampleYears',
'TimeSeriesCompleteness',
'TimeSeriesSamplingEvenness',
'AbsencesRecorded',
'StandardisationOfMethodEffort',
'ObjectiveOfMonitoring',
'SpatialRepresentativeness',
# 'SeasonalConsistency', # TBD
'ConsistencyOfMonitoring',
# 'MonitoringFrequencyAndTiming', # TBD
'DataAgreement',
'SuppressAggregatedData',
'SurveysCentroidLatitude',
'SurveysCentroidLongitude',
'SurveysSpatialAccuracy',
'SurveyCount',
'TimeSeriesID',
'NationalPriorityTaxa',
'Citation'
]
writer = csv.DictWriter(csvfile, fieldnames=fieldnames)
writer.writeheader()
where_conditions = []
if filter_output:
where_conditions += ['include_in_analysis']
if monthly:
value_series = "GROUP_CONCAT(CONCAT(start_date_y, '_', LPAD(COALESCE(start_date_m, 0), 2, '0'), '=', value) ORDER BY start_date_y)"
aggregated_table = 'aggregated_by_month'
else:
value_series = "GROUP_CONCAT(CONCAT(start_date_y, '=', value) ORDER BY start_date_y)"
aggregated_table = 'aggregated_by_year'
for taxon_id in tqdm(taxa):
sql = """SELECT
(SELECT CAST(id AS UNSIGNED) FROM aggregated_id agg_id WHERE agg.taxon_id = agg_id.taxon_id AND agg.search_type_id <=> agg_id.search_type_id AND agg.source_id = agg_id.source_id AND agg.unit_id = agg_id.unit_id AND agg.site_id <=> agg_id.site_id AND agg.grid_cell_id <=> agg_id.grid_cell_id AND agg.data_type = agg_id.data_type) AS ID,
time_series_id AS TimeSeriesID,
taxon.spno AS SpNo,
taxon.id AS TaxonID,
taxon.common_name AS CommonName,
taxon.order AS `Order`,
taxon.scientific_name AS scientific_name,
taxon.family_scientific_name AS Family,
taxon.family_common_name AS FamilyCommonName,
taxon.bird_group AS FunctionalGroup,
taxon.bird_sub_group AS FunctionalSubGroup,
taxon.taxonomic_group AS TaxonomicGroup,
taxon.national_priority AS NationalPriorityTaxa,
(SELECT description FROM taxon_status WHERE taxon_status.id = taxon.epbc_status_id) AS EPBCStatus,
(SELECT description FROM taxon_status WHERE taxon_status.id = taxon.iucn_status_id) AS IUCNStatus,
(SELECT description FROM taxon_status WHERE taxon_status.id = taxon.aust_status_id) AS BirdLifeAustraliaStatus,
(SELECT description FROM taxon_status WHERE taxon_status.id =
GREATEST(COALESCE(taxon.epbc_status_id, 0), COALESCE(taxon.iucn_status_id, 0), COALESCE(taxon.aust_status_id, 0))) AS MaxStatus,
search_type.id AS SearchTypeID,
search_type.description AS SearchTypeDesc,
COALESCE(site_id, grid_cell_id) AS SiteID,
COALESCE(
(SELECT name FROM t1_site WHERE site_id = t1_site.id AND agg.data_type = 1),
(SELECT name FROM t2_site WHERE site_id = t2_site.id AND agg.data_type = 2),
CONCAT('site_', agg.data_type, '_', site_id),
CONCAT('grid_', grid_cell_id)) AS SiteDesc,
source.id AS SourceID,
source.description AS SourceDesc,
unit.id AS UnitID,
unit.description AS Unit,
region.name AS Region,
region.state AS State,
region_centroid.x AS RegionCentroidLongitude,
region_centroid.y AS RegionCentroidLatitude,
region.positional_accuracy_in_m AS RegionCentroidAccuracy,
{value_series} AS value_series,
COUNT(*) AS value_count,
agg.data_type AS DataType,
(SELECT description FROM experimental_design_type WHERE agg.experimental_design_type_id = experimental_design_type.id) AS ExperimentalDesignType,
(SELECT description FROM response_variable_type WHERE agg.response_variable_type_id = response_variable_type.id) AS ResponseVariableType,
IF(taxon.suppress_spatial_representativeness, NULL, COALESCE(ROUND(alpha.alpha_hull_area_in_m2 / alpha.core_range_area_in_m2, 4), 0)) AS SpatialRepresentativeness,
data_source.absences_recorded AS AbsencesRecorded,
data_source.standardisation_of_method_effort_id AS StandardisationOfMethodEffort,
data_source.objective_of_monitoring_id AS ObjectiveOfMonitoring,
data_source.consistency_of_monitoring_id AS ConsistencyOfMonitoring,
data_source.data_agreement_id AS DataAgreement,
data_source.suppress_aggregated_data AS SuppressAggregatedData,
MAX(ST_X(agg.centroid_coords)) AS SurveysCentroidLongitude,
MAX(ST_Y(agg.centroid_coords)) AS SurveysCentroidLatitude,
MAX(agg.positional_accuracy_in_m) AS SurveysSpatialAccuracy,
SUM(agg.survey_count) AS SurveyCount,
CONCAT(
COALESCE(CONCAT(source.authors, ' '), ''),
'(', YEAR(NOW()), '). ',
COALESCE(CONCAT(source.description, '. '), ''),
COALESCE(CONCAT(source.provider, '. '), ''),
'Aggregated for National Environmental Science Program Threatened Species Recovery Hub Project 3.1. Generated on ',
DATE(NOW())
) AS Citation
FROM
{aggregated_table} agg
INNER JOIN taxon ON taxon.id = agg.taxon_id
LEFT JOIN search_type ON search_type.id = search_type_id
INNER JOIN source ON source.id = agg.source_id
INNER JOIN unit ON unit.id = unit_id
LEFT JOIN region ON region.id = region_id
LEFT JOIN region_centroid ON region_centroid.id = region_id
LEFT JOIN taxon_source_alpha_hull alpha ON alpha.taxon_id = agg.taxon_id AND alpha.source_id = agg.source_id AND alpha.data_type = agg.data_type
LEFT JOIN data_source ON data_source.taxon_id = agg.taxon_id AND data_source.source_id = agg.source_id
WHERE agg.taxon_id = :taxon_id
AND start_date_y >= :min_year
AND start_date_y <= :max_year
{where_conditions}
GROUP BY
agg.source_id,
agg.search_type_id,
agg.site_id,
agg.grid_cell_id,
agg.experimental_design_type_id,
agg.response_variable_type_id,
agg.region_id,
agg.unit_id,
agg.data_type
""".format(value_series=value_series,
aggregated_table=aggregated_table,
where_conditions=" ".join(
"AND %s" % cond
for cond in where_conditions))
result = session.execute(sql, {
'taxon_id': taxon_id,
'min_year': min_year,
'max_year': max_year
})
keys = result.keys()
for row in result.fetchall():
# Get row as a dict
data = dict(zip(keys, row))
# Parse out the yearly values (or monthly)
year_data = dict(
item.split('=')
for item in data['value_series'].split(','))
if len(year_data) != data['value_count']:
raise ValueError(
"Aggregation problem - duplicate years found in time series: %s"
% row)
# Populate years in output
data.update(year_data)
# Taxonomic columns
data['Binomial'] = re.sub(r'[^\w]', '_', data['CommonName'])
data['Class'] = 'Aves'
name_parts = data['scientific_name'].split(' ')
data['Genus'] = name_parts[0]
if len(name_parts) > 1:
data['Species'] = name_parts[1]
if len(name_parts) > 2:
data['Subspecies'] = name_parts[2]
# Calculate temporal suitability metrics:
if not monthly and len(year_data) > 0:
years = sorted([int(year) for year in year_data.keys()])
year_range = max(years) - min(years) + 1
data['TimeSeriesLength'] = year_range
data['TimeSeriesSampleYears'] = len(years)
data['TimeSeriesCompleteness'] = "%0.3f" % (
float(len(years)) / year_range)
# Get all non-zero gaps between years
gaps = [
b - a - 1 for a, b in zip(years[:-1], years[1:])
if b - a > 1
]
data['TimeSeriesSamplingEvenness'] = np.array(
gaps).var() if len(gaps) > 0 else 0
# Remove unwanted key from dict
del data['value_series']
del data['value_count']
del data['scientific_name']
writer.writerow(data)
log.info("Done")