def evaluate(detail=False, d_type='re'):
if d_type == 're':
d_name = 'Restaurants'
else:
d_name = 'LapTops'
print('加载并处理训练数据集')
train_corpus = preProcessing.loadXML(
'../../data/ABSA_2014_origin/%s_Train_v2.xml' % d_name)
train_bio = preProcessing.createBIOClass(train_corpus.corpus, d_type)
dep_path = 'dependences/%s_train.dep' % d_type
train_bio.createDependenceFeature(dep_path)
train_X, train_Y = train_bio.getFeaturesAndLabels()
print('加载并处理测试数据集')
test_corpus = preProcessing.loadXML(
'../../data/ABSA_2014_origin/%s_Test_Data_phaseB.xml' % d_name)
test_bio = preProcessing.createBIOClass(test_corpus.corpus, d_type)
dep_path = 'dependences/%s_test.dep' % d_type
test_bio.createDependenceFeature(dep_path)
test_X, test_Y = test_bio.getFeaturesAndLabels()
true_offsets = []
for i in range(len(test_bio.instances)):
offset = [a.offset for a in test_bio.instances[i].aspect_terms]
true_offsets.append(offset)
origin_text_test = test_bio.origin_texts
train_X, test_X = crfFormat_X(train_X, test_X)
train_CRF(train_X, train_Y)
predict_Y, tagger = tag_CRF(test_X)
report = report_CRF(test_Y, predict_Y)
print('\n--------结果报告如下(BIO基准)---------')
print(report)
if detail == True:
print('\n--------其他关键信息(BIO基准)---------')
info = tagger.info()
print("可能性最高的状态转移:")
print_transitions(Counter(info.transitions).most_common(10))
print("\n可能性最低的状态转移:")
print_transitions(Counter(info.transitions).most_common()[-10:])
print("\n最强的特征关联:")
print_state_features(Counter(info.state_features).most_common(10))
print("\n最弱的特征关联:")
print_state_features(Counter(info.state_features).most_common()[-10:])
all_terms = []
for i in range(len(origin_text_test)):
all_terms.append(getTermsFromYSeq(predict_Y[i], origin_text_test[i]))
all_offsets = []
for i in range(len(origin_text_test)):
all_offsets.append(getOffestFromText(all_terms[i],
origin_text_test[i]))
print('\n--------SemEval基准报告如下---------')
semEvalValidate(all_offsets, true_offsets, b=1)
return all_terms, all_offsets, origin_text_test, true_offsets
def createFeatureFileForPol(inputpath,deppath,outpath,context,d_type):
print('加载数据')
corpus=preProcessing.loadXML(inputpath)
dep_list=preProcessing.loadDependenceInformation(deppath)
instances=corpus.corpus
aspectTermList=[]
texts_list=[]
aspectContextList=[]
bio_entity=entity.BIO_Entity(instances,d_type)
bio_entity.createPOSTags()
bio_entity.createLemm()
print('获取基础信息')
for i in range(len(bio_entity.texts)):
texts_list.append(bio_entity.texts[i])
aspectTermList.append(bio_entity.instances[i].aspect_terms)
for i in range(len(texts_list)):
for term in aspectTermList[i]:
aspectContext=AspectContext()
aspectContext.createBasic(term.term,term.pol,context)
aspectContext.createContext(texts_list[i].split(' '))
aspectContext.createDepContext(dep_list[i])
if aspectContext.isvalid==True:
aspectContextList.append(aspectContext)
print('切分完成，开始保存')
with open(outpath,'wb') as f:
pickle.dump(aspectContextList,f)
print('完成。')
def baselineExamForResturant():
corpus = preProcessing.loadXML(
'../../data/ABSA_2014_origin/Restaurants_Train_v2.xml')
print('开始切割数据集')
train, seen = corpus.split()
corpus.write_out('tmp/train.xml', train, short=False)
traincorpus = entity.Corpus(
ET.parse('tmp/train.xml').getroot().findall('sentence'))
corpus.write_out('tmp/test.gold.xml', seen, short=False)
seen = entity.Corpus(
ET.parse('tmp/test.gold.xml').getroot().findall('sentence'))
corpus.write_out('tmp/test.xml', seen.corpus)
unseen = entity.Corpus(
ET.parse('tmp/test.xml').getroot().findall('sentence'))
print('开始统计和抽取AspectTerm')
b1 = BaselineAspectExtractor(traincorpus)
predicted = b1.tag(unseen.corpus)
corpus.write_out('tmp/test.predicted-aspect.xml', predicted, short=False)
print(
'P = %f -- R = %f -- F1 = %f (#correct: %d, #retrieved: %d, #relevant: %d)'
% Evaluate(seen.corpus, predicted).aspect_extraction())
def trainingEmbedding(vector_len=150, d_type='re', add_extra=False):
if d_type == 're':
d_name = 'Restaurants'
extraFile = 'data/extra/yelp/Restaurants_Raw.csv'
else:
d_name = 'LapTops'
extraFile = 'data/extra/amzon/LapTops_Raw.csv'
print('------训练%s数据的Word2Vec------' % d_name)
train_corpus = preProcessing.loadXML(
'data/origin/ABSA_2014_origin/%s_Train_v2.xml' % d_name)
test_corpus = preProcessing.loadXML(
'data/origin//ABSA_2014_origin/%s_Test_Data_PhaseA.xml' % d_name)
print('数据集合并完成')
corpus = train_corpus.corpus
corpus = train_corpus.corpus + test_corpus.corpus
del train_corpus
del test_corpus
bio_entity = entity.BIO_Entity(corpus, d_type)
texts = bio_entity.texts
if add_extra == True:
print('添加额外语料:%s' % extraFile)
extra_csv = pandas.read_csv(extraFile)
extra_texts = list(extra_csv['text'])
texts = texts + extra_texts
del extra_csv
del extra_texts
print('额外语料加载完成')
print('创建WordEmbedding')
trainingForWords(texts, vector_len, 'model/%s.w2v' % d_name, 1, 0)
print('创建WordEmbedding_CBOW')
trainingForWords(texts, vector_len, 'model/%s.w2v_cbow' % d_name, 0, 0)
def trainingEmbedding(vector_len=150,
d_type='re',
add_extra=False,
add_word=False,
add_Lemm=False,
add_POS=False):
if d_type == 're':
d_name = 'Restaurants'
extraFile = '../../data/extra/yelp/Restaurants_Raw.csv'
extraLemmFile = '../../data/extra/yelp/Restaurants_Lemm.csv'
extraWPFile = '../../data/extra/yelp/Restaurants_WP.csv'
else:
d_name = 'LapTops'
extraFile = '../../data/extra/amzon/LapTops_Raw.csv'
extraLemmFile = '../../data/extra/yelp/Restaurants_Lemm.csv'
extraWPFile = '../../data/extra/yelp/Restaurants_WP.csv'
print('------训练%s数据的Word2Vec------' % d_name)
train_corpus = preProcessing.loadXML(
'../../data/ABSA_2014_origin/%s_Train_v2.xml' % d_name)
test_corpus = preProcessing.loadXML(
'../../data/ABSA_2014_origin/%s_Test_Data_PhaseA.xml' % d_name)
print('数据集合并完成')
corpus = train_corpus.corpus
corpus = train_corpus.corpus + test_corpus.corpus
del train_corpus
del test_corpus
bio_entity = entity.BIO_Entity(corpus, d_type)
bio_entity.createPOSTags()
bio_entity.createLemm()
bio_entity.createWordPOS()
texts = bio_entity.texts
if add_word == True:
if add_extra == True:
print('添加额外语料:%s' % extraFile)
extra_csv = pandas.read_csv(extraFile, encoding='gbk')
extra_texts = list(extra_csv['text'])
texts = texts + extra_texts
del extra_csv
del extra_texts
print('额外语料加载完成')
print('创建WordEmbedding')
trainingForWords(texts, vector_len, 'embeddingModels/%s.w2v' % d_name,
1, 0)
print('创建WordEmbedding_CBOW')
trainingForWords(texts, vector_len,
'embeddingModels/%s.w2v_cbow' % d_name, 0, 0)
if add_Lemm == True:
vectors = [' '.join(lemm) for lemm in bio_entity.lemm_tags]
if add_extra == True:
print('添加额外Lemm语料:%s' % extraLemmFile)
extra_csv = pandas.read_csv(extraLemmFile, encoding='gbk')
extra_vectors = list(extra_csv['lemm'])
vectors = vectors + extra_vectors
del extra_csv
del extra_vectors
print('额外语料加载完成')
print('创建LemmEmbedding')
trainingForWords(vectors, vector_len,
'embeddingModels/%s.l2v' % d_name, 1, 0)
print('创建LemmEmbedding_CBOW')
trainingForWords(vectors, vector_len,
'embeddingModels/%s.l2v_cbow' % d_name, 0, 0)
if add_POS == True:
vectors = [' '.join(wordpos) for wordpos in bio_entity.word_pos]
if add_extra == True:
print('添加额外WP语料:%s' % extraWPFile)
extra_csv = pandas.read_csv(extraWPFile, encoding='gbk')
extra_vectors = list(extra_csv['wordpos'])
vectors = vectors + extra_vectors
del extra_csv
del extra_vectors
print('额外语料加载完成')
print('创建WPEmbedding')
trainingForWords(vectors, vector_len,
'embeddingModels/%s.p2v' % d_name, 1, 0)
print('创建WPEmbedding_CBOW')
trainingForWords(vectors, vector_len,
'embeddingModels/%s.p2v_cbow' % d_name, 0, 0)
