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Visual attention is a fundamental mechanism in the human brain, and it inspires the design of attention mechanisms in deep neural networks. However, most of the visual attention studies adopted eye-tracking data rather than the direct…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Heng Huang , Lin Zhao , Xintao Hu , Haixing Dai , Lu Zhang , Dajiang Zhu , Tianming Liu

Large Vision-Language Models (LVLMs) have demonstrated remarkable performance in complex multimodal tasks. However, these models still suffer from hallucinations, particularly when required to implicitly recognize or infer diverse visual…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Ashish Seth , Dinesh Manocha , Chirag Agarwal

Despite advancements in artificial intelligence, object recognition models still lag behind in emulating visual information processing in human brains. Recent studies have highlighted the potential of using neural data to mimic brain…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Zitong Lu , Yile Wang , Julie D. Golomb

Recently, there has been numerous breakthroughs in face hallucination tasks. However, the task remains rather challenging in videos in comparison to the images due to inherent consistency issues. The presence of extra temporal dimension in…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Shailza Sharma , Abhinav Dhall , Vinay Kumar , Vivek Singh Bawa

Vision-Language Models (VLMs) have advanced multi-modal tasks like image captioning, visual question answering, and reasoning. However, they often generate hallucinated outputs inconsistent with the visual context or prompt, limiting…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Shawn Li , Jiashu Qu , Yuxiao Zhou , Yuehan Qin , Tiankai Yang , Yue Zhao

Alzheimer's disease is characterized by alterations of the brain's structural and functional connectivity during its progressive degenerative processes. Existing auxiliary diagnostic methods have accomplished the classification task, but…

Machine Learning · Computer Science 2021-10-19 Qiankun Zuo , Baiying Lei , Shuqiang Wang , Yong Liu , Bingchuan Wang , Yanyan Shen

The widespread adoption of large language and vision models in real-world applications has made urgent the need to address hallucinations -- instances where models produce incorrect or nonsensical outputs. These errors can propagate…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Zhengyi Ho , Siyuan Liang , Dacheng Tao

Hallucination remains a central failure mode of large language models, but existing benchmarks operationalize it inconsistently across summarization, question answering, retrieval-augmented generation, and agentic interaction. This…

Computation and Language · Computer Science 2026-05-20 Emmy Liu , Varun Gangal , Michael Yu , Zhuofu Tao , Karan Singh , Sachin Kumar , Steven Y. Feng

When you see a person in a crowd, occluded by other persons, you miss visual information that can be used to recognize, re-identify or simply classify him or her. You can imagine its appearance given your experience, nothing more.…

Computer Vision and Pattern Recognition · Computer Science 2019-01-25 Federico Fulgeri , Matteo Fabbri , Stefano Alletto , Simone Calderara , Rita Cucchiara

We propose a multi-scale GAN model to hallucinate realistic context (forehead, hair, neck, clothes) and background pixels automatically from a single input face mask. Instead of swapping a face on to an existing picture, our model directly…

Computer Vision and Pattern Recognition · Computer Science 2020-01-14 Sandipan Banerjee , Walter J. Scheirer , Kevin W. Bowyer , Patrick J. Flynn

Colours are everywhere. They embody a significant part of human visual perception. In this paper, we explore the paradigm of hallucinating colours from a given gray-scale image. The problem of colourization has been dealt in previous…

Computer Vision and Pattern Recognition · Computer Science 2018-11-28 Shirsendu Sukanta Halder , Kanjar De , Partha Pratim Roy

In biomedical image analysis, the applicability of deep learning methods is directly impacted by the quantity of image data available. This is due to deep learning models requiring large image datasets to provide high-level performance.…

Machine Learning · Computer Science 2023-08-14 Muhammad Muneeb Saad , Ruairi O'Reilly , Mubashir Husain Rehmani

Generative adversarial networks (GANs) are unsupervised Deep Learning approach in the computer vision community which has gained significant attention from the last few years in identifying the internal structure of multimodal medical…

Image and Video Processing · Electrical Eng. & Systems 2020-05-22 Nripendra Kumar Singh , Khalid Raza

We present the Teacher-Student Generative Adversarial Network (TS-GAN) to generate depth images from single RGB images in order to boost the performance of face recognition systems. For our method to generalize well across unseen datasets,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Hardik Uppal , Alireza Sepas-Moghaddam , Michael Greenspan , Ali Etemad

Generative AI (GenAI) is driving the intelligence of wireless communications. Due to data limitations, random generation, and dynamic environments, GenAI may generate channel information or optimization strategies that violate physical laws…

Information Theory · Computer Science 2025-03-11 Xudong Wang , Jiacheng Wang , Lei Feng , Dusit Niyato , Ruichen Zhang , Jiawen Kang , Zehui Xiong , Hongyang Du , Shiwen Mao

Generative Adversarial Networks (GANs) have achieved impressive results for many real-world applications. As an active research topic, many GAN variants have emerged with improvements in sample quality and training stability. However,…

Machine Learning · Computer Science 2020-08-07 David Bau , Jun-Yan Zhu , Hendrik Strobelt , Bolei Zhou , Joshua B. Tenenbaum , William T. Freeman , Antonio Torralba

Generative adversarial networks (GANs) have demonstrated to be successful at generating realistic real-world images. In this paper we compare various GAN techniques, both supervised and unsupervised. The effects on training stability of…

Machine Learning · Computer Science 2018-03-28 Mathijs Pieters , Marco Wiering

Face hallucination, which is the task of generating a high-resolution face image from a low-resolution input image, is a well-studied problem that is useful in widespread application areas. Face hallucination is particularly challenging…

Computer Vision and Pattern Recognition · Computer Science 2016-04-28 Oncel Tuzel , Yuichi Taguchi , John R. Hershey

Recent studies have examined attention dynamics in large vision-language models (LVLMs) to detect hallucinations. However, existing approaches remain limited in reliably distinguishing hallucinated from factually grounded outputs, as they…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Xiaofeng Zhang , Yuanchao Zhu , Chaochen Gu , Xiaosong Yuan , Qiyan Zhao , Jiawei Cao , Feilong Tang , Sinan Fan , Yaomin Shen , Chen Shen , Hao Tang

Leveraging the universal representations of pre-trained LLMs and MLLMs offers a promising path toward brain foundation models. However, visually-evoked EEG datasets remain scarce, leading existing methods to align neural signals mainly with…

Artificial Intelligence · Computer Science 2026-05-26 Jun-Yu Pan , Yansen Wang , Enze Zhang , Bao-Liang Lu , Wei-Long Zheng , Dongsheng Li