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bibauthorid_cluster_set.py
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Tue, Mar 25, 00:49

bibauthorid_cluster_set.py
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from bibauthorid_backinterface import get_papers_by_pids
class cluster_set:
class cluster:
def __init__(self, bibs, hate = []):
# hate is a symetrical relation
self.bibs = set(bibs)
self.hate = set(hate)
def hates(self, other):
return other in self.hate
def quarrel(self, cl2):
self.hate.add(cl2)
cl2.hate.add(self)
def _debug_test_hate_relation(self):
for cl2 in self.hate:
if not self.hates(cl2) or not cl2.hates(self):
return False
return True
def __init__(self):
self.clusters = []
def create_by_personid(self, personid_list):
'''
@param personid_list: A list of personids which share common last name.
@type: example: [481882, 481877, 481878, 481884]
'''
all_unions = []
all_bibs = get_papers_by_pids(personid_list)
if frozenset(all_bibs.keys()) != frozenset(personid_list):
raise AssertionError("get_papers_by_pids scred up")
for bibs in all_bibs.values():
# united: A cluster with all claimed papers. Hates all rejected papers.
confirmed = set(bib[0] for bib in bibs if 1 < bib[1])
if confirmed:
united = [self.cluster(confirmed)]
else:
united = []
# haters: A cluster per each rejected paper. Hates the united cluster.
haters = [self.cluster(set([bib[0]]), set(united)) for bib in bibs if bib[1] < -1]
if united:
united[0].hate = set(haters)
# neutral: A cluster per each other paper. Hates nothing.
neutral = [self.cluster(set([bib[0]])) for bib in bibs if -1 <= bib[1] and bib[1] <= 1]
all_unions += united
self.clusters += united + haters + neutral
# make all unions hate each other
for i in range(len(all_unions)):
all_unions[i].hate |= (set(all_unions[:i] + all_unions[i+1:]))
def create_by_bibtables(self):
pass
# a *very* slow fucntion checking when the hate relation is no longer symetrical
def _debug_test_hate_relation(self):
for cl1 in self.clusters:
if not cl1._debug_test_hate_relation():
return False
return True

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