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Related papers: Challenges in Generalization in Open Domain Questi…

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Open-domain question answering (QA) is an important problem in AI and NLP that is emerging as a bellwether for progress on the generalizability of AI methods and techniques. Much of the progress in open-domain QA systems has been realized…

How can we train models to perform well on hard test data when hard training data is by definition difficult to label correctly? This question has been termed the scalable oversight problem and has drawn increasing attention as language…

Computation and Language · Computer Science 2024-06-06 Peter Hase , Mohit Bansal , Peter Clark , Sarah Wiegreffe

Domain generalization (DG) aims to train a model to perform well in unseen domains under different distributions. This paper considers a more realistic yet more challenging scenario,namely Single Domain Generalization (Single-DG), where…

Computer Vision and Pattern Recognition · Computer Science 2022-12-05 Jiajin Zhang , Hanqing Chao , Amit Dhurandhar , Pin-Yu Chen , Ali Tajer , Yangyang Xu , Pingkun Yan

Neural approaches have become very popular in Question Answering (QA), however, they require a large amount of annotated data. In this work, we propose a novel approach that combines data augmentation via question-answer generation with…

Computation and Language · Computer Science 2024-09-16 Maximilian Kimmich , Andrea Bartezzaghi , Jasmina Bogojeska , Cristiano Malossi , Ngoc Thang Vu

Entity matching is the task of linking records from different sources that refer to the same real-world entity. Past work has primarily treated entity linking as a standard supervised learning problem. However, supervised entity matching…

Computation and Language · Computer Science 2024-10-01 Somin Wadhwa , Adit Krishnan , Runhui Wang , Byron C. Wallace , Chris Kong

Lexical matching remains the de facto evaluation method for open-domain question answering (QA). Unfortunately, lexical matching fails completely when a plausible candidate answer does not appear in the list of gold answers, which is…

Computation and Language · Computer Science 2023-07-10 Ehsan Kamalloo , Nouha Dziri , Charles L. A. Clarke , Davood Rafiei

Models for learning probability distributions such as generative models and density estimators behave quite differently from models for learning functions. One example is found in the memorization phenomenon, namely the ultimate convergence…

Machine Learning · Statistics 2021-03-03 Hongkang Yang , Weinan E

We introduce a new test set for visual question answering (VQA) called BinaryVQA to push the limits of VQA models. Our dataset includes 7,800 questions across 1,024 images and covers a wide variety of objects, topics, and concepts. For easy…

Computer Vision and Pattern Recognition · Computer Science 2023-01-31 Ali Borji

Non-extractive commonsense QA remains a challenging AI task, as it requires systems to reason about, synthesize, and gather disparate pieces of information, in order to generate responses to queries. Recent approaches on such tasks show…

Computation and Language · Computer Science 2019-11-01 Kaixin Ma , Jonathan Francis , Quanyang Lu , Eric Nyberg , Alessandro Oltramari

With the rise of large-scale pre-trained language models, open-domain question-answering (ODQA) has become an important research topic in NLP. Based on the popular pre-training fine-tuning approach, we posit that an additional in-domain…

Computation and Language · Computer Science 2022-05-03 Patrick Huber , Armen Aghajanyan , Barlas Oğuz , Dmytro Okhonko , Wen-tau Yih , Sonal Gupta , Xilun Chen

Recent advancements in open-domain question answering (ODQA), i.e., finding answers from large open-domain corpus like Wikipedia, have led to human-level performance on many datasets. However, progress in QA over book stories (Book QA) lags…

Computation and Language · Computer Science 2021-06-08 Xiangyang Mou , Chenghao Yang , Mo Yu , Bingsheng Yao , Xiaoxiao Guo , Saloni Potdar , Hui Su

Generalizing beyond the experiences has a significant role in developing practical AI systems. It has been shown that current Visual Question Answering (VQA) models are over-dependent on the language-priors (spurious correlations between…

Computer Vision and Pattern Recognition · Computer Science 2021-12-22 Gouthaman KV , Anurag Mittal

Duplicate question detection is an ongoing challenge in community question answering because semantically equivalent questions can have significantly different words and structures. In addition, the identification of duplicate questions can…

Computation and Language · Computer Science 2018-11-19 Mohomed Shazan Mohomed Jabbar , Luke Kumar , Hamman Samuel , Mi-Young Kim , Sankalp Prabhakar , Randy Goebel , Osmar Zaïane

Systematic generalization is the ability to combine known parts into novel meaning; an important aspect of efficient human learning, but a weakness of neural network learning. In this work, we investigate how two well-known modeling…

Artificial Intelligence · Computer Science 2022-02-23 Laura Ruis , Brenden Lake

Compositional and relational learning is a hallmark of human intelligence, but one which presents challenges for neural models. One difficulty in the development of such models is the lack of benchmarks with clear compositional and…

Machine Learning · Computer Science 2020-07-09 Tim Klinger , Dhaval Adjodah , Vincent Marois , Josh Joseph , Matthew Riemer , Alex 'Sandy' Pentland , Murray Campbell

While models have reached superhuman performance on popular question answering (QA) datasets such as SQuAD, they have yet to outperform humans on the task of question answering itself. In this paper, we investigate if models are learning…

Computation and Language · Computer Science 2021-09-14 Priyanka Sen , Amir Saffari

Compositional generalization is the ability to generalize systematically to a new data distribution by combining known components. Although humans seem to have a great ability to generalize compositionally, state-of-the-art neural models…

Machine Learning · Computer Science 2021-06-22 Juyong Kim , Pradeep Ravikumar , Joshua Ainslie , Santiago Ontañón

Question answering (QA) systems are among the most important and rapidly developing research topics in natural language processing (NLP). A reason, therefore, is that a QA system allows humans to interact more naturally with a machine,…

Computation and Language · Computer Science 2022-09-27 Amer Farea , Zhen Yang , Kien Duong , Nadeesha Perera , Frank Emmert-Streib

Image captioning models are usually evaluated on their ability to describe a held-out set of images, not on their ability to generalize to unseen concepts. We study the problem of compositional generalization, which measures how well a…

Machine Learning · Computer Science 2019-11-12 Mitja Nikolaus , Mostafa Abdou , Matthew Lamm , Rahul Aralikatte , Desmond Elliott

We strive to learn a model from a set of source domains that generalizes well to unseen target domains. The main challenge in such a domain generalization scenario is the unavailability of any target domain data during training, resulting…

Machine Learning · Computer Science 2022-02-17 Zehao Xiao , Xiantong Zhen , Ling Shao , Cees G. M. Snoek
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