| from __future__ import absolute_import |
| from __future__ import division |
| from __future__ import print_function |
| __author__ = 'tylin' |
| from .bleu.bleu import Bleu |
| |
| |
| from .cider.cider import Cider |
| |
| from .wmd.wmd import WMD |
|
|
| class COCOEvalCap: |
| def __init__(self, coco, cocoRes, language='vi'): |
| self.evalImgs = [] |
| self.eval = {} |
| self.imgToEval = {} |
| self.coco = coco |
| self.cocoRes = cocoRes |
| self.params = {'image_id': coco.getImgIds()} |
|
|
| |
|
|
| self.language = language |
|
|
| def evaluate(self): |
| imgIds = self.params['image_id'] |
| |
| gts = {} |
| res = {} |
| for imgId in imgIds: |
| gts[imgId] = self.coco.imgToAnns[imgId] |
| res[imgId] = self.cocoRes.imgToAnns[imgId] |
|
|
| |
| |
| |
| print('tokenization...') |
| if self.language == 'en': |
| print('using en tokenizer') |
| from .tokenizer.ptbtokenizer import PTBTokenizer |
| tokenizer = PTBTokenizer() |
| elif self.language == 'vi': |
| print('Using Vietnamese tokenizer from pyvi') |
| from .tokenizer.vitokenizer import VITokenizer |
| tokenizer = VITokenizer() |
| else: |
| raise(f'Language "{self.language}" is not supported!') |
| |
| gts = tokenizer.tokenize(gts) |
| res = tokenizer.tokenize(res) |
|
|
| |
| |
| |
| print('setting up scorers...') |
| scorers = [ |
| (Bleu(4), ["Bleu_1", "Bleu_2", "Bleu_3", "Bleu_4"]), |
| |
| |
| (Cider(), "CIDEr"), |
| |
| |
| ] |
|
|
| |
| |
| |
| 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): |
| self.setEval(sc, m) |
| self.setImgToEvalImgs(scs, list(gts.keys()), m) |
| print("%s: %0.3f"%(m, sc)) |
| else: |
| self.setEval(score, method) |
| self.setImgToEvalImgs(scores, list(gts.keys()), method) |
| print("%s: %0.3f"%(method, score)) |
| self.setEvalImgs() |
|
|
| def setEval(self, score, method): |
| self.eval[method] = score |
|
|
| def setImgToEvalImgs(self, scores, imgIds, method): |
| for imgId, score in zip(imgIds, scores): |
| if not imgId in self.imgToEval: |
| self.imgToEval[imgId] = {} |
| self.imgToEval[imgId]["image_id"] = imgId |
| self.imgToEval[imgId][method] = score |
|
|
| def setEvalImgs(self): |
| self.evalImgs = [eval for imgId, eval in list(self.imgToEval.items())] |
|
|
