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Generative adversarial networks (GANs) are a learning framework that rely on training a discriminator to estimate a measure of difference between a target and generated distributions. GANs, as normally formulated, rely on the generated…

机器学习 · 统计学 2018-02-23 R Devon Hjelm , Athul Paul Jacob , Tong Che , Adam Trischler , Kyunghyun Cho , Yoshua Bengio

In unsupervised data generation tasks, besides the generation of a sample based on previous observations, one would often like to give hints to the model in order to bias the generation towards desirable metrics. We propose a method that…

Question answering (QA) models for reading comprehension have been demonstrated to exploit unintended dataset biases such as question-context lexical overlap. This hinders QA models from generalizing to under-represented samples such as…

计算与语言 · 计算机科学 2021-09-24 Kazutoshi Shinoda , Saku Sugawara , Akiko Aizawa

Generative models are now capable of producing highly realistic images that look nearly indistinguishable from the data on which they are trained. This raises the question: if we have good enough generative models, do we still need…

计算机视觉与模式识别 · 计算机科学 2022-03-17 Ali Jahanian , Xavier Puig , Yonglong Tian , Phillip Isola

Recent advances in generative adversarial networks have shown that it is possible to generate high-resolution and hyperrealistic images. However, the images produced by GANs are only as fair and representative as the datasets on which they…

计算机视觉与模式识别 · 计算机科学 2022-02-15 Cemre Karakas , Alara Dirik , Eylul Yalcinkaya , Pinar Yanardag

The evaluation of text-generative vision-language models is a challenging yet crucial endeavor. By addressing the limitations of existing Visual Question Answering (VQA) benchmarks and proposing innovative evaluation methodologies, our…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Simon Ging , María A. Bravo , Thomas Brox

The Visual Question Answering (VQA) task combines challenges for processing data with both Visual and Linguistic processing, to answer basic `common sense' questions about given images. Given an image and a question in natural language, the…

计算机视觉与模式识别 · 计算机科学 2020-12-24 Yash Srivastava , Vaishnav Murali , Shiv Ram Dubey , Snehasis Mukherjee

Current work on Visual Question Answering (VQA) explore deterministic approaches conditioned on various types of image and question features. We posit that, in addition to image and question pairs, other modalities are useful for teaching…

计算机视觉与模式识别 · 计算机科学 2021-09-28 Zixu Wang , Yishu Miao , Lucia Specia

Existing debiasing approaches in Visual Question Answering (VQA) primarily focus on enhancing visual learning, integrating auxiliary models, or employing data augmentation strategies. However, these methods exhibit two major drawbacks.…

计算机视觉与模式识别 · 计算机科学 2025-04-07 Quanxing Xu , Ling Zhou , Xian Zhong , Feifei Zhang , Rubing Huang , Chia-Wen Lin

We present a new "learning-to-learn"-type approach that enables rapid learning of concepts from small-to-medium sized training sets and is primarily designed for web-initialized image retrieval. At the core of our approach is a deep…

计算机视觉与模式识别 · 计算机科学 2017-10-30 A. Vakhitov , A. Kuzmin , V. Lempitsky

Training complex machine learning models for prediction often requires a large amount of data that is not always readily available. Leveraging these external datasets from related but different sources is therefore an important task if good…

机器学习 · 计算机科学 2018-06-11 Jinsung Yoon , James Jordon , Mihaela van der Schaar

Multimodal learning for generative models often refers to the learning of abstract concepts from the commonality of information in multiple modalities, such as vision and language. While it has proven effective for learning generalisable…

机器学习 · 计算机科学 2021-04-22 Yuge Shi , Brooks Paige , Philip H. S. Torr , N. Siddharth

This paper presents a state-of-the-art model for visual question answering (VQA), which won the first place in the 2017 VQA Challenge. VQA is a task of significant importance for research in artificial intelligence, given its multimodal…

计算机视觉与模式识别 · 计算机科学 2017-08-10 Damien Teney , Peter Anderson , Xiaodong He , Anton van den Hengel

Published studies have suggested the bias of automated face-based gender classification algorithms across gender-race groups. Specifically, unequal accuracy rates were obtained for women and dark-skinned people. To mitigate the bias of…

计算机视觉与模式识别 · 计算机科学 2022-08-18 Sreeraj Ramachandran , Ajita Rattani

Training of Generative Adversarial Network (GAN) on a video dataset is a challenge because of the sheer size of the dataset and the complexity of each observation. In general, the computational cost of training GAN scales exponentially with…

计算机视觉与模式识别 · 计算机科学 2020-06-02 Masaki Saito , Shunta Saito , Masanori Koyama , Sosuke Kobayashi

The Visual Dialogue task requires an agent to engage in a conversation about an image with a human. It represents an extension of the Visual Question Answering task in that the agent needs to answer a question about an image, but it needs…

计算机视觉与模式识别 · 计算机科学 2017-11-22 Qi Wu , Peng Wang , Chunhua Shen , Ian Reid , Anton van den Hengel

Recent years have witnessed impressive results of pre-trained vision-language models on knowledge-intensive tasks such as visual question answering (VQA). Despite the recent advances in VQA, existing methods mainly adopt a discriminative…

计算机视觉与模式识别 · 计算机科学 2023-07-03 Timothy Ossowski , Junjie Hu

The training of Generative Adversarial Networks is a difficult task mainly due to the nature of the networks. One such issue is when the generator and discriminator start oscillating, rather than converging to a fixed point. Another case…

机器学习 · 统计学 2018-02-08 Alexey Chaplygin , Joshua Chacksfield

Exposure bias describes the phenomenon that a language model trained under the teacher forcing schema may perform poorly at the inference stage when its predictions are conditioned on its previous predictions unseen from the training…

计算与语言 · 计算机科学 2020-04-02 Yifan Xu , Kening Zhang , Haoyu Dong , Yuezhou Sun , Wenlong Zhao , Zhuowen Tu

Perceptual estimates exhibit a reversal in bias depending on uncertainty: they shift toward prior expectations under high stimulus noise, but away from them when sensory noise dominates. The normative framework of a Bayesian observer model…

神经元与认知 · 定量生物学 2025-10-16 Hyun-Jun Jeon , Hansol Choi , Oh-Sang Kwon