def __init__(self,
ground_truth_filenames=None,
prediction_filename=None,
tious=None,
max_proposals=1000,
prediction_fields=PREDICTION_FIELDS,
verbose=False):
# Check that the gt and submission files exist and load them
if len(tious) == 0:
raise IOError('Please input a valid tIoU.')
if not ground_truth_filenames:
raise IOError('Please input a valid ground truth file.')
if not prediction_filename:
raise IOError('Please input a valid prediction file.')
self.verbose = verbose
self.tious = tious
self.max_proposals = max_proposals
self.pred_fields = prediction_fields
self.ground_truths = self.import_ground_truths(ground_truth_filenames)
self.prediction = self.import_prediction(prediction_filename)
self.tokenizer = PTBTokenizer()
# Set up scorers, if not verbose, we only use the one we're
# testing on: METEOR
if self.verbose:
self.scorers = [(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3",
"Bleu_4"]), (Meteor(), "METEOR"),
(Rouge(), "ROUGE_L"), (Cider('corpus'), "CIDEr"),
(Spice(), "SPICE")]
else:
self.scorers = [(Cider('corpus'), "CIDEr")]
def get_corpus_bleu(model, data_loader, vocabs, device, beam_size):
import torch
from pycocoevalcap.bleu.bleu import Bleu
from pycocoevalcap.cider.cider import Cider
from pycocoevalcap.rouge.rouge import Rouge
"""Defining Scorers"""
scorer_bleu = Bleu(4)
scorer_rouge = Rouge()
scorer_cider = Cider()
sequences_ref = {}
sequences_gen = {}
bad_words = ['<SOS>', '<EOS>', '<UNK>']
bad_toks = [vocabs['word_vocab'](i) for i in bad_words]
"""Generation Loop"""
for i, data in enumerate(data_loader):
with torch.no_grad():
captions = data['captions']
length = captions.size(1) - 1
targets = captions.narrow(1, 1, length)
images = data['images'].to(device)
topics = data['topics'].to(device)
predictions = model.sample_v2(images, topics, beam_size=beam_size)
sequences_ref[i] = [
" ".join([
vocabs['word_vocab'](j.item()) for j in targets[0]
if j.item() not in bad_toks
])
]
sequences_gen[i] = [
" ".join([
vocabs['word_vocab'](j.item()) for j in predictions[0][1]
if j.item() not in bad_toks
])
]
# sequences_gen[i] = [" ".join([vocabs['word_vocab'](j) for j in predictions[0] if j not in bad_toks])]
"""Getting Scores"""
bleu_score, bleu_scores = scorer_bleu.compute_score(
sequences_ref, sequences_gen)
rouge_score, rouge_scores = scorer_rouge.compute_score(
sequences_ref, sequences_gen)
cider_score, cider_scores = scorer_cider.compute_score(
sequences_ref, sequences_gen)
scores = {
'bleu_score': bleu_score,
'rouge_score': rouge_score,
'cider_score': cider_score
}
print(scores)
return scores
def compute_batch_score(decode_res,
key2refs,
keys,
start_idx,
end_idx,
vocabulary,
scorer):
"""
Args:
decode_res: decoding results of model, [N, max_length]
key2refs: references of all samples, dict(<key> -> [ref_1, ref_2, ..., ref_n]
keys: keys of this batch, used to match decode results and refs
Return:
scores of this batch, [N,]
"""
if scorer is None:
from pycocoevalcap.cider.cider import Cider
scorer = Cider()
hypothesis = {}
references = {}
for i in range(len(keys)):
if keys[i] in hypothesis.keys():
continue
# prepare candidate sentence
candidate = []
for w_t in decode_res[i]:
if w_t == start_idx:
continue
elif w_t == end_idx:
break
candidate.append(vocabulary.idx2word[w_t])
hypothesis[keys[i]] = [" ".join(candidate), ]
# prepare reference sentences
references[keys[i]] = key2refs[keys[i]]
score, scores = scorer.compute_score(references, hypothesis)
key2score = {key: scores[i] for i, key in enumerate(references.keys())}
results = np.zeros(decode_res.shape[0])
for i in range(decode_res.shape[0]):
results[i] = key2score[keys[i]]
return results
def get_self_critical_reward(model, feat0, feat1, feat_mask, pos_feat,
groundtruth, probability_sample, id_word):
batch_size = feat0.size(0)
double_batch_size = batch_size * 2
seq_length = probability_sample.size(1)
greedy_sample, _ = model.sample(feat0, feat1, feat_mask, pos_feat)
res = OrderedDict()
gts = OrderedDict()
greedy_sample = greedy_sample.cpu().numpy()
probability_sample = probability_sample.cpu().numpy()
for i in range(batch_size):
res[i] = [numbers_to_str(probability_sample[i])]
for i in range(batch_size, double_batch_size):
res[i] = [numbers_to_str(greedy_sample[i - batch_size])]
length = len(groundtruth[0])
for i in range(batch_size):
gts[i] = [numbers_to_str(groundtruth[i][j]) for j in range(length)]
gts = {i: gts[i % batch_size] for i in range(double_batch_size)}
assert len(gts.keys()) == len(
res.keys()), 'len of gts.keys is not equal to that of res.keys'
avg_cider_score, cider_score = Cider().compute_score(gts=gts, res=res)
cider_score = np.array(cider_score)
reward = cider_score[:batch_size] - cider_score[batch_size:]
reward = np.repeat(reward[:, np.newaxis], seq_length, axis=1)
return reward
def __init__(self, ground_truth_filenames, prediction_filename, verbose=False, all_scorer=False):
# Check that the gt and submission files exist and load them
self.verbose = verbose
self.all_scorer = all_scorer
self.ground_truths = self.import_ground_truths(ground_truth_filenames)
self.prediction = self.import_prediction(prediction_filename)
self.tokenizer = PTBTokenizer()
# Set up scorers, if not verbose, we only use the one we're
# testing on: METEOR
# Meteor is java-based and can crash alot.
try:
met = Meteor()
except (AttributeError, FileNotFoundError) as e:
print(f"Meteor couldn't start due to {e}")
met = None
if self.verbose or self.all_scorer:
self.scorers = [
(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(met, "METEOR"),
(Rouge(), "ROUGE_L"),
(Cider(), "CIDEr")
]
else:
self.scorers = [(met, "METEOR")]
# init some attributes
self.easy_samples = {}
self.hard_samples = {}
self.n_ref_vids = set()
self.scores = {}
def evaluate(self):
# =================================================
# Tokenization
# =================================================
print("Tokenization")
tokenizer = PTBTokenizer()
gts = tokenizer.tokenize(self.ground_truth)
preds = tokenizer.tokenize(self.prediction)
# =================================================
# Setup scorers
# =================================================
print("Setting up scorers...")
scorers = [
(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(Meteor(), "METEOR"),
(Rouge(), "ROUGE_L"),
(Cider(), "CIDEr"),
# (Spice(), "SPICE")
]
# =================================================
# Compute scores
# =================================================
for scorer, method in scorers:
print("Computing {} score...".format(scorer.method()))
score, scores = scorer.compute_score(gts, preds)
if isinstance(method, list):
for sc, scs, m in zip(score, scores, method):
self.eval_res[m] = sc * 100
else:
self.eval_res[method] = score * 100
def calc_scores(file1, file2):
"""
ref, dictionary of reference sentences (id, sentence)
hypo, dictionary of hypothesis sentences (id, sentence)
score, dictionary of scores
ref: 真实的数据，类型为dict，如dict{"id":"[sentences]"}
hypo: 生成的数据,格式如上。
需满足：
assert(type(hypo) is list);
assert(len(hypo) == 1);
assert(type(ref) is list);
assert(len(ref) >= 1);
"""
pred = readfiles(file1)
test = readfiles(file2)
# 合成dict类型
i = [i for i in range(len(pred))]
hypo = dict(zip(i, pred))
ref = dict(zip(i, test))
scorers = [(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(Meteor(), "METEOR"), (Rouge(), "ROUGE_L"), (Cider(), "CIDEr")]
final_scores = {}
for scorer, method in scorers:
score, scores = scorer.compute_score(ref, hypo)
if type(score) == list:
for m, s in zip(method, score):
final_scores[m] = s
else:
final_scores[method] = score
return final_scores
def get_scorers(self):
# from pycoco_scorers_vizseq import BLEUScorerAll
from pycocoevalcap.bleu.bleu import Bleu
# from pycocoevalcap.spice.spice import Spice
from pycocoevalcap.cider.cider import Cider
from pycocoevalcap.rouge.rouge import Rouge
from pycocoevalcap.meteor.meteor import Meteor
from pycocoevalcap.tokenizer.ptbtokenizer import PTBTokenizer
import logging
import transformers
transformers.tokenization_utils.logger.setLevel(logging.ERROR)
transformers.configuration_utils.logger.setLevel(logging.ERROR)
transformers.modeling_utils.logger.setLevel(logging.ERROR)
Scorer_ = namedtuple("Scorer_", ["cls_fn", "to_init", "out_str"])
self.scorer_dict = {
"bleu":
Scorer_(Bleu(4, verbose=0), False,
["bleu@1", "bleu@2", "bleu@3", "bleu@4"]),
"meteor":
Scorer_(Meteor(), False, ["meteor"]),
"cider":
Scorer_(Cider("corpus"), False, ["cider"]),
"rouge":
Scorer_(Rouge(), False, ["rouge"]),
# "spice": Scorer_(Spice(), False, ["spice"]),
"bert_score":
Scorer_(BertScoreSimple, True, ["bert_score"]),
}
self.tokenizer = PTBTokenizer()
def evaluate(gts, res):
eval = {}
# =================================================
# Set up scorers
# =================================================
print('tokenization...')
tokenizer = PTBTokenizer()
gts = tokenizer.tokenize(gts)
res = tokenizer.tokenize(res)
# =================================================
# Set up scorers
# =================================================
print('setting up scorers...')
scorers = [(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(Meteor(), "METEOR"), (Rouge(), "ROUGE_L"), (Cider(), "CIDEr")]
# =================================================
# Compute scores
# =================================================
for scorer, method in scorers:
print('computing %s score...' % (scorer.method()))
score, scores = scorer.compute_score(gts, res)
if type(method) == list:
for sc, scs, m in zip(score, scores, method):
eval[m] = sc
else:
eval[method] = score
return eval
def get_scorers(self):
# from pycoco_scorers_vizseq import BLEUScorerAll
from pycocoevalcap.bleu.bleu import Bleu
from pycocoevalcap.cider.cider import Cider
from pycocoevalcap.rouge.rouge import Rouge
from pycocoevalcap.meteor.meteor import Meteor
# from pycocoevalcap.spice.spice import Spice
from pycocoevalcap.tokenizer.ptbtokenizer import PTBTokenizer
Scorer_ = namedtuple("Scorer_", ["cls_fn", "to_init", "out_str"])
self.scorer_dict = {
"bleu": Scorer_(
Bleu(4, verbose=0), False, ["bleu_1", "bleu_2", "bleu_3", "bleu_4"]
),
"meteor": Scorer_(Meteor(), False, ["meteor"]),
"cider": Scorer_(Cider("corpus"), False, ["cider"]),
"rouge": Scorer_(Rouge(), False, ["rouge"]),
# "spice": Scorer_(Spice(), False, ["spice"]),
}
self.tokenizer = PTBTokenizer()
self.coval_all_metrics = [
("mentions", evaluator.mentions),
("muc", evaluator.muc),
("bcub", evaluator.b_cubed),
("ceafe", evaluator.ceafe),
("lea", evaluator.lea),
("lea_soft", evaluator.lea_soft),
]
self.reset_coval_scorer_dict()
def score(ref, hypo):
"""
ref, dictionary of reference sentences (id, sentence)
hypo, dictionary of hypothesis sentences (id, sentence)
score, dictionary of scores
"""
# print('ref')
# print(ref)
# print('hypo')
# print(hypo)
scorers = [
(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(Meteor(), "METEOR"),
(Rouge(), "ROUGE_L"),
(Cider(), "CIDEr")
]
final_scores = {}
for scorer, method in scorers:
score, scores = scorer.compute_score(ref, hypo)
if type(score) == list:
for m, s in zip(method, score):
final_scores[m] = s
else:
final_scores[method] = score
return final_scores
def language_eval(sample_seqs, groundtruth_seqs):
assert len(sample_seqs) == len(groundtruth_seqs), 'length of sampled seqs is different from that of groundtruth seqs!'
references = OrderedDict()
predictions = OrderedDict()
for i in range(len(groundtruth_seqs)):
references[i] = [groundtruth_seqs[i][j] for j in range(len(groundtruth_seqs[i]))]
for i in range(len(sample_seqs)):
predictions[i] = [sample_seqs[i]]
predictions = {i: predictions[i] for i in range(len(sample_seqs))}
references = {i: references[i] for i in range(len(groundtruth_seqs))}
avg_bleu_score, bleu_score = Bleu(4).compute_score(references, predictions)
print('avg_bleu_score == ', avg_bleu_score)
avg_cider_score, cider_score = Cider().compute_score(references, predictions)
print('avg_cider_score == ', avg_cider_score)
avg_meteor_score, meteor_score = Meteor().compute_score(references, predictions)
print('avg_meteor_score == ', avg_meteor_score)
avg_rouge_score, rouge_score = Rouge().compute_score(references, predictions)
print('avg_rouge_score == ', avg_rouge_score)
# print('BLEU1:{}\nBLEU2:{}\nBLEU3:{}\nBLEU4:{}\nMETEOR:{}\nROUGE:{}CIDEr:{}\n'.format(avg_bleu_score[0],
# avg_bleu_score[1],
# avg_bleu_score[2],
# avg_bleu_score[3],
# avg_meteor_score,
# avg_rouge_score,
# avg_cider_score))
return {'BLEU': avg_bleu_score, 'CIDEr': avg_cider_score, 'METEOR': avg_meteor_score, 'ROUGE': avg_rouge_score}
def CocoScore(ref, hyp, metrics_list=None, language='en'):
"""
Obtains the COCO scores from the references and hypotheses.
:param ref: Dictionary of reference sentences (id, sentence)
:param hyp: Dictionary of hypothesis sentences (id, sentence)
:param metrics_list: List of metrics to evaluate on
:param language: Language of the sentences (for METEOR)
:return: dictionary of scores
"""
if metrics_list is None:
metrics_list = ['bleu', 'ter', 'meteor', 'rouge_l', 'cider']
else:
metrics_list = [metric.lower() for metric in metrics_list]
scorers = []
if 'bleu' in metrics_list:
scorers.append((Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]))
if 'meteor' in metrics_list:
scorers.append((Meteor(language), "METEOR"))
if 'ter' in metrics_list:
scorers.append((Ter(), "TER"))
if 'rouge_l' in metrics_list or 'rouge' in metrics_list:
scorers.append((Rouge(), "ROUGE_L"))
if 'cider' in metrics_list:
scorers.append((Cider(), "CIDEr"))
final_scores = {}
for scorer, method in scorers:
score, _ = scorer.compute_score(ref, hyp)
if isinstance(score, list):
for m, s in zip(method, score):
final_scores[m] = s
else:
final_scores[method] = score
return final_scores
def score(ref, hypo):
scorers = [
(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
#(Meteor(),"METEOR"),#......................................issue
(Rouge(), "ROUGE_L"),
(Cider(), "CIDEr")
]
final_scores = {}
#print ("length: ",len(scorers))
#print ("scorers :",scorers)
#i = 0
for scorer, method in scorers:
#print("scorer :",scorer)
#print("method : ",method)
#print (i)
#i = i+1
score, scores = scorer.compute_score(ref, hypo)
#print(type(score))
if type(score) == list:
#print("done")
for m, s in zip(method, score):
final_scores[m] = s
else:
#print("not done")
final_scores[method] = score
#print("phase complete")
return final_scores
def __init__(self):
self.scorers = [
(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
# (Meteor(), "METEOR"),
(Rouge(), "ROUGE_L"),
(Cider(), "CIDEr")
] #, (Cider(), "CIDEr")
def main(eval_caption_file, output, zh=False):
df = pd.read_json(eval_caption_file)
if zh:
refs = df.groupby("key")["tokens"].apply(list).to_dict()
else:
refs = df.groupby("key")["caption"].apply(list).to_dict()
from pycocoevalcap.bleu.bleu import Bleu
from pycocoevalcap.cider.cider import Cider
from pycocoevalcap.rouge.rouge import Rouge
scorer = Bleu(zh=zh)
bleu_scores = coco_score(copy.deepcopy(refs), scorer)
scorer = Cider(zh=zh)
cider_score = coco_score(copy.deepcopy(refs), scorer)
scorer = Rouge(zh=zh)
rouge_score = coco_score(copy.deepcopy(refs), scorer)
if not zh:
from pycocoevalcap.meteor.meteor import Meteor
scorer = Meteor()
meteor_score = coco_score(copy.deepcopy(refs), scorer)
from pycocoevalcap.spice.spice import Spice
scorer = Spice()
spice_score = coco_score(copy.deepcopy(refs), scorer)
with open(output, "w") as f:
for n in range(4):
f.write("BLEU-{}: {:6.3f}\n".format(n + 1, bleu_scores[n]))
f.write("CIDEr: {:6.3f}\n".format(cider_score))
f.write("ROUGE: {:6.3f}\n".format(rouge_score))
if not zh:
f.write("Meteor: {:6.3f}\n".format(meteor_score))
f.write("SPICE: {:6.3f}\n".format(spice_score))
def get_coco_score(gt_list, pred_list, verbose, extra_vars):
"""
gt_list, dictionary of reference sentences (id, sentence)
pred_list, dictionary of hypothesis sentences (id, sentence)
verbose - if greater than 0 the metric measures are printed out
extra_vars - extra variables, here are:
extra_vars['language'] - the target language
score, dictionary of scores
"""
x_trgs = [x.lower() for x in gt_list]
hypo = {idx: [lines.strip()] for (idx, lines) in enumerate(pred_list)}
refs = {idx: [rr] for idx, rr in enumerate(x_trgs)}
scorers = [
(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
#(Meteor(language=extra_vars['language']),"METEOR"),
(Rouge(), "ROUGE_L"),
(Cider(), "CIDEr")
]
final_scores = {}
for scorer, method in scorers:
score, scores = scorer.compute_score(refs, hypo)
if type(score) == list:
for m, s in zip(method, score):
final_scores[m] = s
else:
final_scores[method] = score
return final_scores
def compute_scores(gts, res):
"""
Performs the MS COCO evaluation using the Python 3 implementation (https://github.com/salaniz/pycocoevalcap)
:param gts: Dictionary with the image ids and their gold captions,
:param res: Dictionary with the image ids ant their generated captions
:print: Evaluation score (the mean of the scores of all the instances) for each measure
"""
# Preprocess captions
gts = preprocess_captions(gts)
res = preprocess_captions(res)
# Set up scorers
scorers = [
(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(Meteor(), "METEOR"),
(Rouge(), "ROUGE_L"),
(Spice(), "SPICE"),
(Cider(), "CIDEr")
]
# Compute score for each metric
for scorer, method in scorers:
print("Computing", scorer.method(), "...")
score, scores = scorer.compute_score(gts, res)
if type(method) == list:
for sc, m in zip(score, method):
print("%s : %0.3f" % (m, sc))
else:
print("%s : %0.3f" % (method, score))
def __init__(self, ground_truth_filenames=None, prediction_filename=None,
verbose=False, all_scorer=False):
# Check that the gt and submission files exist and load them
if not ground_truth_filenames:
raise IOError('Please input a valid ground truth file.')
if not prediction_filename:
raise IOError('Please input a valid prediction file.')
self.verbose = verbose
self.all_scorer = all_scorer
self.ground_truths = self.import_ground_truths(ground_truth_filenames)
self.prediction = self.import_prediction(prediction_filename)
self.tokenizer = PTBTokenizer()
# Set up scorers, if not verbose, we only use the one we're
# testing on: METEOR
if self.verbose or self.all_scorer:
self.scorers = [
(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(Meteor(),"METEOR"),
(Rouge(), "ROUGE_L"),
(Cider(), "CIDEr")
]
else:
self.scorers = [(Meteor(), "METEOR")]
def get_dcc_scores(self):
imgIds = self.params['image_id']
# imgIds = self.coco.getImgIds()
gts = {}
res = {}
for imgId in imgIds:
gts[imgId] = self.coco.imgToAnns[imgId]
res[imgId] = self.cocoRes.imgToAnns[imgId]
tokenizer = PTBTokenizer()
gts = tokenizer.tokenize(gts)
res = tokenizer.tokenize(res)
scorers = [(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(Meteor(), "METEOR"), (Rouge(), "ROUGE_L"),
(Cider(), "CIDEr")]
score_dict = {}
for scorer, method in scorers:
print 'computing %s score...' % (scorer.method())
score, scores = scorer.compute_score(gts, res)
if type(method) == list:
for sc, scs, m in zip(score, scores, method):
score_dict[m] = sc
print "%s: %0.3f" % (m, sc)
else:
score_dict[method] = score
print "%s: %0.3f" % (method, score)
return score_dict
def evaluate(self):
imgIds = self.params['image_id']
gts = self.gts
res = self.res
# =================================================
# Set up scorers
# =================================================
tokenizer = PTBTokenizer()
gts = tokenizer.tokenize(gts)
res = tokenizer.tokenize(res)
# =================================================
# Set up scorers
# =================================================
scorers = [(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(Meteor(), "METEOR"), (Rouge(), "ROUGE_L"),
(Cider(), "CIDEr")]
# =================================================
# Compute scores
# =================================================
eval = {}
for scorer, method in scorers:
score, scores = scorer.compute_score(gts, res)
if type(method) == list:
for sc, scs, m in zip(score, scores, method):
self.setEval(sc, m)
self.setImgToEvalImgs(scs, imgIds, m)
else:
self.setEval(score, method)
self.setImgToEvalImgs(scores, imgIds, method)
self.setEvalImgs()
def evaluate(self):
assert len(self.ground) == len(self.predictions)
# =================================================
# Set up scorers
# =================================================
#print('setting up scorers...')
scorers = [
(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
#(Meteor(), "METEOR"),
(Rouge(), "ROUGE_L"),
(Cider(), "CIDEr")
]
# =================================================
# Compute scores
# =================================================
for scorer, method in scorers:
#print('computing %s score...' % (scorer.method()))
score, scores = scorer.compute_score(self.ground, self.predictions)
if type(method) == list:
for sc, scs, m in zip(score, scores, method):
self.setEval(sc, m)
#print("%s: %0.3f" % (m, sc))
else:
self.setEval(score, method)
def score(self, GT, RES, IDs):
# edited by rgh
#self.eval = {}
self.eval = OrderedDict()
self.imgToEval = {}
gts = {}
res = {}
for ID in IDs:
# print ID
gts[ID] = GT[ID]
res[ID] = RES[ID]
print('tokenization...')
tokenizer = PTBTokenizer()
gts = tokenizer.tokenize(gts)
res = tokenizer.tokenize(res)
# =================================================
# Set up scorers
# =================================================
print('setting up scorers...')
# edited by rgh
# scorers = [
# (Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
# (Meteor(),"METEOR"),
# (Rouge(), "ROUGE_L"),
# (Cider(), "CIDEr"),
# #(Spice(), "SPICE")
# ]
scorers = [
(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(Meteor(), "METEOR"),
(Cider(), "CIDEr"),
(Rouge(), "ROUGE_L"),
# (Spice(), "SPICE")
]
# =================================================
# Compute scores
# =================================================
eval = {}
for scorer, method in scorers:
print('computing %s score...' % (scorer.method()))
score, scores = scorer.compute_score(gts, res)
if type(method) == list:
# added by rgh
# for sc, scs, m in zip(score, scores, method):
# self.setEval(sc, m)
# self.setImgToEvalImgs(scs, IDs, m)
# print("%s: %0.3f" % (m, sc))
self.setEval("%.4f" % score[-1], method[-1])
self.setImgToEvalImgs(scores[-1], IDs, method[-1])
print("%s: %0.4f" % (method[-1], score[-1]))
else:
self.setEval("%.4f" % score, method)
self.setImgToEvalImgs(scores, IDs, method)
print("%s: %0.4f" % (method, score))
# for metric, score in self.eval.items():
# print '%s: %.3f'%(metric, score)
return self.eval
def score(num, DIR):
print("Testing results on epoch ", num, " in DIR=", DIR)
print("Loading coco annotations")
dataDir = '.'
dataType = 'val2014'
algName = 'fakecap'
annFile = '%s/annotations/captions_%s.json' % (dataDir, dataType)
subtypes = ['results', 'evalImgs', 'eval']
[resFile, evalImgsFile, evalFile]= \
['%s/results/captions_%s_%s_%s.json'%(dataDir,dataType,algName,subtype) for subtype in subtypes]
coco_anns = COCO(annFile)
print("COCO anns imported")
path = DIR + str(num) + '_test_result.tar.gz'
save = pickle.load(open(path))
cocoRes = {}
coco = {}
for key, val in save.items():
reslst = val[u'res']
res = []
for data in reslst:
if data != u'<SEND>':
res.append(data)
else:
break
res = res[1:]
#print "RES: ",reslst
#print "ANN: ", val[u'ann']
#res = [word for word in res if word!=u'<SEND>'][1:]
#print "RES FIXED: ", res
if len(res) == 0:
res = [u'a'] #just not to be empty, and it has low low idf
cocoRes[key] = [{u'caption': ' '.join(res)}]
#coco[key] = [{u'caption':' '.join(val[u'ann'][1:-1])}]
coco[key] = coco_anns.imgToAnns[key]
print 'examples'
for key in coco.keys()[:5]:
print "IMG_NUM=", key
print "Annotation: ", '\n'.join(
[coco[key][i][u'caption'] for i in range(len(coco[key]))])
print "Generated data: ", ' '.join(save[key][u'res'])
print "Cleared generation: ", cocoRes[key][0][u'caption']
print 'tokenization...'
tokenizer = PTBTokenizer()
gts = tokenizer.tokenize(coco)
res = tokenizer.tokenize(cocoRes)
print 'setting up scorers...'
scorers = [(Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]),
(Meteor(), "METEOR"), (Rouge(), "ROUGE_L"), (Cider(), "CIDEr"),
(Spice(), "SPICE")]
for scorer, method in scorers:
print 'computing %s score...' % (scorer.method())
score, scores = scorer.compute_score(gts, res)
print(score)
def _define_metrics(gts, res):
bleu_scorer = Bleu(n=4)
bleu, _ = bleu_scorer.compute_score(gts=gts, res=res)
rouge_scorer = Rouge()
rouge, _ = rouge_scorer.compute_score(gts=gts, res=res)
cider_scorer = Cider()
cider, _ = cider_scorer.compute_score(gts=gts, res=res)
meteor_scorer = Meteor()
meteor, _ = meteor_scorer.compute_score(gts=gts, res=res)
for i in range(4):
bleu[i] = round(bleu[i], 4)
return bleu, round(meteor, 4), round(rouge, 4), round(cider, 4)
def cider_scores(trues, pred, n=4):
"""
Compute CIDEr and CIDEr-D for a fixed prediction, with pycocoevalcap
"""
trues = dict([(i, [r]) for i, r in enumerate(trues)])
preds = dict([(i, [pred]) for i, _ in enumerate(trues)])
ciders, _ = Cider().compute_score(trues, preds)
return ciders
def _train_batch(engine, batch):
model.train()
with torch.enable_grad():
optimizer.zero_grad()
train_scorer = Cider(zh=zh)
output = self._forward(model, batch, "train", key2refs=train_key2refs, scorer=train_scorer)
output["loss"].backward()
optimizer.step()
return output
def init_eval_metric(bleu_n=4):
global Meteor_scorer
global Cider_scorer
global Bleu_scorer
global Bleu_N
Meteor_scorer = Meteor_scorer or Meteor()
Cider_scorer = Cider_scorer or Cider()
Bleu_scorer = Bleu_scorer or Bleu(bleu_n)
Bleu_N = bleu_n
def __init__(self, args, task):
super().__init__(args, task)
self.task = task
self.generator = SimpleSequenceGenerator(
beam=args.scst_beam,
penalty=args.scst_penalty,
max_pos=args.max_target_positions,
eos_index=task.target_dictionary.eos_index)
# Needed for decoding model output to string
self.conf_tokenizer = encoders.build_tokenizer(args)
self.conf_decoder = encoders.build_bpe(args)
self.captions_dict = task.target_dictionary
# Tokenizer needed for computing CIDEr scores
self.tokenizer = PTBTokenizer()
self.scorer = Cider()
def compute_cider_score(decode_res, keys, gts, start_idx, end_idx, vocabulary):
"""
Args:
decode_res: decoding results of model, [B, max_length]
keys: keys of this batch, tuple [B,]
gts: ground truth sentences of all audios, dict(<key> -> [ref_1, ref_2, ..., ref_n])
Return:
score: scores of this batch, [B,]
"""
from pycocoevalcap.cider.cider import Cider
scorer = Cider()
hypothesis = {}
references = {}
for i in range(decode_res.shape[0]):
if keys[i] in hypothesis:
continue
# prepare candidate
candidate = []
for t, w_t in enumerate(decode_res[i]):
if w_t == start_idx:
continue
elif w_t == end_idx:
break
else:
candidate.append(vocabulary.idx2word[w_t])
hypothesis[keys[i]] = [
" ".join(candidate),
]
# prepare reference
references[keys[i]] = gts[keys[i]]
(score, scores) = scorer.compute_score(references, hypothesis)
key2score = {key: scores[i] for i, key in enumerate(hypothesis.keys())}
results = np.zeros(decode_res.shape[0])
for i in range(decode_res.shape[0]):
results[i] = key2score[keys[i]]
return results