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GAN-based techniques that generate and synthesize realistic faces have caused severe social concerns and security problems. Existing methods for detecting GAN-generated faces can perform well on limited public datasets. However, images from…

计算机视觉与模式识别 · 计算机科学 2022-02-15 Hui Guo , Shu Hu , Xin Wang , Ming-Ching Chang , Siwei Lyu

Multimodal Large Language Models (MLLMs) frequently suffer from hallucination issues, generating information about objects that are not present in input images during vision-language tasks. These hallucinations particularly undermine model…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Dokyoon Yoon , Youngsook Song , Woomyong Park

Heterogeneous face recognition (HFR) refers to matching face images acquired from different domains with wide applications in security scenarios. This paper presents a deep neural network approach namely Multi-Margin based Decorrelation…

计算机视觉与模式识别 · 计算机科学 2020-05-26 Bing Cao , Nannan Wang , Xinbo Gao , Jie Li , Zhifeng Li

Recently, Human Attribute Recognition (HAR) has become a hot topic due to its scientific challenges and application potentials, where localizing attributes is a crucial stage but not well handled. In this paper, we propose a novel deep…

计算机视觉与模式识别 · 计算机科学 2019-11-27 Mingda Wu , Di Huang , Yuanfang Guo , Yunhong Wang

Sensor-based human activity recognition (HAR) requires to predict the action of a person based on sensor-generated time series data. HAR has attracted major interest in the past few years, thanks to the large number of applications enabled…

机器学习 · 计算机科学 2021-03-30 Davide Buffelli , Fabio Vandin

This paper proposes a novel face recognition algorithm based on large-scale supervised hierarchical feature learning. The approach consists of two parts: hierarchical feature learning and large-scale model learning. The hierarchical feature…

计算机视觉与模式识别 · 计算机科学 2014-07-08 Jianguo Li , Yurong Chen

We propose augmenting deep neural networks with an attention mechanism for the visual object detection task. As perceiving a scene, humans have the capability of multiple fixation points, each attended to scene content at different…

计算机视觉与模式识别 · 计算机科学 2017-02-07 Kota Hara , Ming-Yu Liu , Oncel Tuzel , Amir-massoud Farahmand

Although gaze estimation methods have been developed with deep learning techniques, there has been no such approach as aim to attain accurate performance in low-resolution face images with a pixel width of 50 pixels or less. To solve a…

计算机视觉与模式识别 · 计算机科学 2022-09-22 Jun-Seok Yun , Youngju Na , Hee Hyeon Kim , Hyung-Il Kim , Seok Bong Yoo

Face representation learning solutions have recently achieved great success for various applications such as verification and identification. However, face recognition approaches that are based purely on RGB images rely solely on intensity…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Hardik Uppal , Alireza Sepas-Moghaddam , Michael Greenspan , Ali Etemad

Uncertainty estimation is a necessary component when implementing AI in high-risk settings, such as autonomous cars, medicine, or insurances. Large Language Models (LLMs) have seen a surge in popularity in recent years, but they are subject…

机器学习 · 计算机科学 2024-12-09 Gabriel Y. Arteaga , Thomas B. Schön , Nicolas Pielawski

There has recently been significant interest in training reinforcement learning (RL) agents in vision-based environments. This poses many challenges, such as high dimensionality and the potential for observational overfitting through…

Vision-language models (VLMs) have recently shown remarkable capabilities in visual understanding and generation, but remain vulnerable to adversarial manipulations of visual content. Prior object-hiding attacks primarily rely on…

密码学与安全 · 计算机科学 2026-03-18 Amira Guesmi , Muhammad Shafique

With the rapid development of deep learning technology, more and more face forgeries by deepfake are widely spread on social media, causing serious social concern. Face forgery detection has become a research hotspot in recent years, and…

计算机视觉与模式识别 · 计算机科学 2021-09-30 Hao Lin , Weiqi Luo , Kangkang Wei , Minglin Liu

Due to the successful development of deep image generation technology, visual data forgery detection would play a more important role in social and economic security. Existing forgery detection methods suffer from unsatisfactory…

计算机视觉与模式识别 · 计算机科学 2023-07-24 Decheng Liu , Tao Chen , Chunlei Peng , Nannan Wang , Ruimin Hu , Xinbo Gao

While recent works on blind face image restoration have successfully produced impressive high-quality (HQ) images with abundant details from low-quality (LQ) input images, the generated content may not accurately reflect the real appearance…

计算机视觉与模式识别 · 计算机科学 2024-12-09 Chi-Wei Hsiao , Yu-Lun Liu , Cheng-Kun Yang , Sheng-Po Kuo , Kevin Jou , Chia-Ping Chen

Large Language Models (LLMs) often generate hallucinations, producing outputs that are contextually inaccurate or factually incorrect. We introduce HICD, a novel method designed to induce hallucinations for contrastive decoding to mitigate…

计算与语言 · 计算机科学 2025-05-26 Xinyan Jiang , Hang Ye , Yongxin Zhu , Xiaoying Zheng , Zikang Chen , Jun Gong

Ensuring the robustness of deep neural networks against adversarial attacks remains a fundamental challenge in computer vision. While adversarial training (AT) has emerged as a promising defense strategy, our analysis reveals a critical…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Kejia Zhang , Juanjuan Weng , Yuanzheng Cai , Zhiming Luo , Shaozi Li

Advances in computer vision have brought us to the point where we have the ability to synthesise realistic fake content. Such approaches are seen as a source of disinformation and mistrust, and pose serious concerns to governments around…

计算机视觉与模式识别 · 计算机科学 2019-11-20 Tharindu Fernando , Clinton Fookes , Simon Denman , Sridha Sridharan

Although Large Vision-Language Models (LVLMs) have made substantial progress, hallucination, where generated text is not grounded in the visual input, remains a challenge. As LVLMs become stronger, previously reported hallucination…

计算机视觉与模式识别 · 计算机科学 2026-03-03 April Fu

In recent years, face recognition systems have achieved exceptional success due to promising advances in deep learning architectures. However, they still fail to achieve expected accuracy when matching profile images against a gallery of…

计算机视觉与模式识别 · 计算机科学 2022-09-16 Moktari Mostofa , Mohammad Saeed Ebrahimi Saadabadi , Sahar Rahimi Malakshan , Nasser M. Nasrabadi