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"""
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Copyright (c) 2022, salesforce.com, inc.
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All rights reserved.
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SPDX-License-Identifier: BSD-3-Clause
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For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/BSD-3-Clause
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"""
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__author__ = "aagrawal"
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import sys
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import re
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class VQAEval:
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def __init__(self, vqa=None, vqaRes=None, n=2):
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self.n = n
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self.accuracy = {}
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self.evalQA = {}
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self.evalQuesType = {}
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self.evalAnsType = {}
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self.vqa = vqa
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self.vqaRes = vqaRes
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if vqa is not None:
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self.params = {"question_id": vqa.getQuesIds()}
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self.contractions = {
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"aint": "ain't",
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"arent": "aren't",
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"cant": "can't",
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"couldve": "could've",
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"couldnt": "couldn't",
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"couldn'tve": "couldn't've",
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"couldnt've": "couldn't've",
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"didnt": "didn't",
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"doesnt": "doesn't",
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"dont": "don't",
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"hadnt": "hadn't",
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"hadnt've": "hadn't've",
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"hadn'tve": "hadn't've",
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"hasnt": "hasn't",
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"havent": "haven't",
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"hed": "he'd",
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"hed've": "he'd've",
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"he'dve": "he'd've",
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"hes": "he's",
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"howd": "how'd",
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"howll": "how'll",
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"hows": "how's",
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"Id've": "I'd've",
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"I'dve": "I'd've",
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"Im": "I'm",
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"Ive": "I've",
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"isnt": "isn't",
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"itd": "it'd",
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"itd've": "it'd've",
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"it'dve": "it'd've",
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"itll": "it'll",
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"let's": "let's",
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"maam": "ma'am",
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"mightnt": "mightn't",
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"mightnt've": "mightn't've",
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"mightn'tve": "mightn't've",
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"mightve": "might've",
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"mustnt": "mustn't",
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"mustve": "must've",
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"neednt": "needn't",
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"notve": "not've",
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"oclock": "o'clock",
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"oughtnt": "oughtn't",
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"ow's'at": "'ow's'at",
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"'ows'at": "'ow's'at",
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"'ow'sat": "'ow's'at",
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"shant": "shan't",
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"shed've": "she'd've",
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"she'dve": "she'd've",
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"she's": "she's",
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"shouldve": "should've",
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"shouldnt": "shouldn't",
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"shouldnt've": "shouldn't've",
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"shouldn'tve": "shouldn't've",
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"somebody'd": "somebodyd",
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"somebodyd've": "somebody'd've",
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"somebody'dve": "somebody'd've",
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"somebodyll": "somebody'll",
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"somebodys": "somebody's",
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"someoned": "someone'd",
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"someoned've": "someone'd've",
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"someone'dve": "someone'd've",
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"someonell": "someone'll",
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"someones": "someone's",
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"somethingd": "something'd",
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"somethingd've": "something'd've",
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"something'dve": "something'd've",
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"somethingll": "something'll",
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"thats": "that's",
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"thered": "there'd",
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"thered've": "there'd've",
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"there'dve": "there'd've",
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"therere": "there're",
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"theres": "there's",
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"theyd": "they'd",
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"theyd've": "they'd've",
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"they'dve": "they'd've",
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"theyll": "they'll",
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"theyre": "they're",
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"theyve": "they've",
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"twas": "'twas",
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"wasnt": "wasn't",
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"wed've": "we'd've",
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"we'dve": "we'd've",
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"weve": "we've",
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"werent": "weren't",
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"whatll": "what'll",
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"whatre": "what're",
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"whats": "what's",
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"whatve": "what've",
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"whens": "when's",
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"whered": "where'd",
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"wheres": "where's",
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"whereve": "where've",
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"whod": "who'd",
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"whod've": "who'd've",
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"who'dve": "who'd've",
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"wholl": "who'll",
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"whos": "who's",
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"whove": "who've",
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"whyll": "why'll",
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"whyre": "why're",
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"whys": "why's",
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"wont": "won't",
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"wouldve": "would've",
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"wouldnt": "wouldn't",
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"wouldnt've": "wouldn't've",
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"wouldn'tve": "wouldn't've",
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"yall": "y'all",
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"yall'll": "y'all'll",
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"y'allll": "y'all'll",
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"yall'd've": "y'all'd've",
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"y'alld've": "y'all'd've",
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"y'all'dve": "y'all'd've",
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"youd": "you'd",
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"youd've": "you'd've",
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"you'dve": "you'd've",
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"youll": "you'll",
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"youre": "you're",
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"youve": "you've",
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}
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self.manualMap = {
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"none": "0",
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"zero": "0",
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"one": "1",
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"two": "2",
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"three": "3",
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"four": "4",
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"five": "5",
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"six": "6",
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"seven": "7",
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"eight": "8",
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"nine": "9",
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"ten": "10",
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}
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self.articles = ["a", "an", "the"]
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self.periodStrip = re.compile("(?!<=\d)(\.)(?!\d)")
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self.commaStrip = re.compile("(\d)(,)(\d)")
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self.punct = [
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";",
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r"/",
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"[",
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"]",
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'"',
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"{",
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"}",
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"(",
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")",
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"=",
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"+",
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"\\",
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"_",
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"-",
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">",
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"<",
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"@",
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"`",
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",",
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"?",
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"!",
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]
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def evaluate(self, quesIds=None):
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if quesIds == None:
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quesIds = [quesId for quesId in self.params["question_id"]]
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gts = {}
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res = {}
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for quesId in quesIds:
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gts[quesId] = self.vqa.qa[quesId]
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res[quesId] = self.vqaRes.qa[quesId]
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accQA = []
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accQuesType = {}
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accAnsType = {}
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print("computing accuracy")
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step = 0
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for quesId in quesIds:
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resAns = res[quesId]["answer"]
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resAns = resAns.replace("\n", " ")
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resAns = resAns.replace("\t", " ")
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resAns = resAns.strip()
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resAns = self.processPunctuation(resAns)
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resAns = self.processDigitArticle(resAns)
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gtAcc = []
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gtAnswers = [ans["answer"] for ans in gts[quesId]["answers"]]
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if len(set(gtAnswers)) > 1:
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for ansDic in gts[quesId]["answers"]:
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ansDic["answer"] = self.processPunctuation(ansDic["answer"])
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for gtAnsDatum in gts[quesId]["answers"]:
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otherGTAns = [
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item for item in gts[quesId]["answers"] if item != gtAnsDatum
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]
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matchingAns = [item for item in otherGTAns if item["answer"] == resAns]
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acc = min(1, float(len(matchingAns)) / 3)
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gtAcc.append(acc)
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quesType = gts[quesId]["question_type"]
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ansType = gts[quesId]["answer_type"]
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avgGTAcc = float(sum(gtAcc)) / len(gtAcc)
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accQA.append(avgGTAcc)
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if quesType not in accQuesType:
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accQuesType[quesType] = []
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accQuesType[quesType].append(avgGTAcc)
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if ansType not in accAnsType:
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accAnsType[ansType] = []
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accAnsType[ansType].append(avgGTAcc)
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self.setEvalQA(quesId, avgGTAcc)
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self.setEvalQuesType(quesId, quesType, avgGTAcc)
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self.setEvalAnsType(quesId, ansType, avgGTAcc)
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if step % 100 == 0:
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self.updateProgress(step / float(len(quesIds)))
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step = step + 1
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self.setAccuracy(accQA, accQuesType, accAnsType)
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print("Done computing accuracy")
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def processPunctuation(self, inText):
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outText = inText
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for p in self.punct:
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if (p + " " in inText or " " + p in inText) or (
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re.search(self.commaStrip, inText) != None
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):
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outText = outText.replace(p, "")
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else:
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outText = outText.replace(p, " ")
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outText = self.periodStrip.sub("", outText, re.UNICODE)
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return outText
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def processDigitArticle(self, inText):
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outText = []
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tempText = inText.lower().split()
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for word in tempText:
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word = self.manualMap.setdefault(word, word)
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if word not in self.articles:
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outText.append(word)
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else:
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pass
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for wordId, word in enumerate(outText):
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if word in self.contractions:
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outText[wordId] = self.contractions[word]
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outText = " ".join(outText)
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return outText
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def setAccuracy(self, accQA, accQuesType, accAnsType):
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self.accuracy["overall"] = round(100 * float(sum(accQA)) / len(accQA), self.n)
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self.accuracy["perQuestionType"] = {
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quesType: round(
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100 * float(sum(accQuesType[quesType])) / len(accQuesType[quesType]),
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self.n,
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)
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for quesType in accQuesType
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}
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self.accuracy["perAnswerType"] = {
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ansType: round(
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100 * float(sum(accAnsType[ansType])) / len(accAnsType[ansType]), self.n
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)
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for ansType in accAnsType
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}
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def setEvalQA(self, quesId, acc):
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self.evalQA[quesId] = round(100 * acc, self.n)
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def setEvalQuesType(self, quesId, quesType, acc):
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if quesType not in self.evalQuesType:
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self.evalQuesType[quesType] = {}
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self.evalQuesType[quesType][quesId] = round(100 * acc, self.n)
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def setEvalAnsType(self, quesId, ansType, acc):
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if ansType not in self.evalAnsType:
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self.evalAnsType[ansType] = {}
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self.evalAnsType[ansType][quesId] = round(100 * acc, self.n)
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def updateProgress(self, progress):
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barLength = 20
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status = ""
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if isinstance(progress, int):
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progress = float(progress)
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if not isinstance(progress, float):
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progress = 0
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status = "error: progress var must be float\r\n"
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if progress < 0:
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progress = 0
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status = "Halt...\r\n"
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if progress >= 1:
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progress = 1
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status = "Done...\r\n"
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block = int(round(barLength * progress))
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text = "\rFinshed Percent: [{0}] {1}% {2}".format(
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"#" * block + "-" * (barLength - block), int(progress * 100), status
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)
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sys.stdout.write(text)
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sys.stdout.flush()
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