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Reading comprehension models often overfit to nuances of training datasets and fail at adversarial evaluation. Training with adversarially augmented dataset improves robustness against those adversarial attacks but hurts generalization of…

计算与语言 · 计算机科学 2020-11-18 Adyasha Maharana , Mohit Bansal

Adversarial attacks have become a major threat for machine learning applications. There is a growing interest in studying these attacks in the audio domain, e.g, speech and speaker recognition; and find defenses against them. In this work,…

音频与语音处理 · 电气工程与系统科学 2021-07-12 Jesús Villalba , Sonal Joshi , Piotr Żelasko , Najim Dehak

In spite of much recent research in the area, it is still unclear whether subject-area question-answering data is useful for machine reading comprehension (MRC) tasks. In this paper, we investigate this question. We collect a large-scale…

计算与语言 · 计算机科学 2021-04-08 Dian Yu , Kai Sun , Dong Yu , Claire Cardie

Language models can be manipulated by adversarial attacks, which introduce subtle perturbations to input data. While recent attack methods can achieve a relatively high attack success rate (ASR), we've observed that the generated…

计算与语言 · 计算机科学 2024-09-24 Yibo Wang , Xiangjue Dong , James Caverlee , Philip S. Yu

In adversarial data collection (ADC), a human workforce interacts with a model in real time, attempting to produce examples that elicit incorrect predictions. Researchers hope that models trained on these more challenging datasets will rely…

计算与语言 · 计算机科学 2021-06-03 Divyansh Kaushik , Douwe Kiela , Zachary C. Lipton , Wen-tau Yih

Machine Learning (ML) models are applied in a variety of tasks such as network intrusion detection or Malware classification. Yet, these models are vulnerable to a class of malicious inputs known as adversarial examples. These are slightly…

密码学与安全 · 计算机科学 2017-10-18 Kathrin Grosse , Praveen Manoharan , Nicolas Papernot , Michael Backes , Patrick McDaniel

Disparate biases associated with datasets and trained classifiers in hateful and abusive content identification tasks have raised many concerns recently. Although the problem of biased datasets on abusive language detection has been…

社会与信息网络 · 计算机科学 2021-01-27 Marzieh Mozafari , Reza Farahbakhsh , Noel Crespi

Manual coding of text data from open-ended questions into different categories is time consuming and expensive. Automated coding uses statistical/machine learning to train on a small subset of manually coded text answers. Recently,…

应用统计 · 统计学 2023-10-25 Hyukjun Gweon , Matthias Schonlau

Recent models have achieved human level performance on the Stanford Question Answering Dataset when using F1 scores to evaluate the reading comprehension task. Yet, teaching machines to comprehend text has not been solved in the general…

计算与语言 · 计算机科学 2024-01-19 Ariel Marcus

Deep neural models (e.g. Transformer) naturally learn spurious features, which create a ``shortcut'' between the labels and inputs, thus impairing the generalization and robustness. This paper advances the self-attention mechanism to its…

计算与语言 · 计算机科学 2023-02-09 Hongqiu Wu , Ruixue Ding , Hai Zhao , Pengjun Xie , Fei Huang , Min Zhang

Human biases have been shown to influence the performance of models and algorithms in various fields, including Natural Language Processing. While the study of this phenomenon is garnering focus in recent years, the available resources are…

计算与语言 · 计算机科学 2024-08-15 Ana Sofia Evans , Helena Moniz , Luísa Coheur

We propose an AdversariaL training algorithm for commonsense InferenCE (ALICE). We apply small perturbations to word embeddings and minimize the resultant adversarial risk to regularize the model. We exploit a novel combination of two…

计算与语言 · 计算机科学 2020-05-19 Lis Pereira , Xiaodong Liu , Fei Cheng , Masayuki Asahara , Ichiro Kobayashi

To provide a survey on the existing tasks and models in Machine Reading Comprehension (MRC), this report reviews: 1) the dataset collection and performance evaluation of some representative simple-reasoning and complex-reasoning MRC tasks;…

计算与语言 · 计算机科学 2020-01-24 Chao Wang

Advancements in Machine Learning & Neural Networks in recent years have led to widespread implementations of Natural Language Processing across a variety of fields with remarkable success, solving a wide range of complicated problems.…

计算与语言 · 计算机科学 2025-11-17 Saadat Rafid Ahmed , Rubayet Shareen , Radoan Sharkar , Nazia Hossain , Mansur Mahi , Farig Yousuf Sadeque

When training and evaluating machine reading comprehension models, it is very important to work with high-quality datasets that are also representative of real-world reading comprehension tasks. This requirement includes, for instance,…

计算与语言 · 计算机科学 2023-05-16 Mariia Zyrianova , Dmytro Kalpakchi , Johan Boye

Achieving human-level performance on some of the Machine Reading Comprehension (MRC) datasets is no longer challenging with the help of powerful Pre-trained Language Models (PLMs). However, the internal mechanism of these artifacts remains…

计算与语言 · 计算机科学 2024-10-29 Yiming Cui , Wei-Nan Zhang , Wanxiang Che , Ting Liu , Zhigang Chen , Shijin Wang

Neural networks are vulnerable to adversarial attacks: adding well-crafted, imperceptible perturbations to their input can modify their output. Adversarial training is one of the most effective approaches to training robust models against…

机器学习 · 计算机科学 2023-08-09 Hadi M. Dolatabadi , Sarah Erfani , Christopher Leckie

Current reading comprehension models generalise well to in-distribution test sets, yet perform poorly on adversarially selected inputs. Most prior work on adversarial inputs studies oversensitivity: semantically invariant text perturbations…

计算与语言 · 计算机科学 2020-03-11 Johannes Welbl , Pasquale Minervini , Max Bartolo , Pontus Stenetorp , Sebastian Riedel

This study aims at solving the Machine Reading Comprehension problem where questions have to be answered given a context passage. The challenge is to develop a computationally faster model which will have improved inference time. State of…

计算与语言 · 计算机科学 2019-04-02 Debajyoti Chatterjee

While pretrained models such as BERT have shown large gains across natural language understanding tasks, their performance can be improved by further training the model on a data-rich intermediate task, before fine-tuning it on a target…