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The task of reconstructing detailed 3D human body models from images is interesting but challenging in computer vision due to the high freedom of human bodies. In order to tackle the problem, we propose a coarse-to-fine method to…

计算机视觉与模式识别 · 计算机科学 2020-12-14 Zhongguo Li , Magnus Oskarsson , Anders Heyden

While large vision-language models (LVLMs) have shown impressive capabilities in generating plausible responses correlated with input visual contents, they still suffer from hallucinations, where the generated text inaccurately reflects…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Yi-Lun Lee , Yi-Hsuan Tsai , Wei-Chen Chiu

Large Vision-Language Models (LVLMs) have achieved impressive performance, yet research has pointed out a serious issue with object hallucinations within these models. However, there is no clear conclusion as to which part of the model…

计算机视觉与模式识别 · 计算机科学 2024-10-07 Yufang Liu , Tao Ji , Changzhi Sun , Yuanbin Wu , Aimin Zhou

This paper proposes a novel pseudo multi-exposure image fusion method based on a single image. Multi-exposure image fusion is used to produce images without saturation regions, by using photos with different exposures. However, it is…

计算机视觉与模式识别 · 计算机科学 2018-11-14 Yuma Kinoshita , Sayaka Shiota , Hitoshi Kiya

In this work, we propose TediGAN, a novel framework for multi-modal image generation and manipulation with textual descriptions. The proposed method consists of three components: StyleGAN inversion module, visual-linguistic similarity…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Weihao Xia , Yujiu Yang , Jing-Hao Xue , Baoyuan Wu

In this article, we provide an alternative up-sampling and PSF deconvolution method for the iterative multi-exposure coaddition. Different from the previous works, the new method has a ratio-correction term, which allows the iterations to…

天体物理仪器与方法 · 物理学 2022-10-26 Lei Wang , Guoliang Li , Xi Kang

This paper aims to address the challenge of hallucinations in Multimodal Large Language Models (MLLMs) particularly for dense image captioning tasks. To tackle the challenge, we identify the current lack of a metric that finely measures the…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Cong Chen , Mingyu Liu , Chenchen Jing , Yizhou Zhou , Fengyun Rao , Hao Chen , Bo Zhang , Chunhua Shen

In this paper, we address the well-known image quality assessment problem but in contrast from existing approaches that predict image quality independently for every images, we propose to jointly model different images depicting the same…

计算机视觉与模式识别 · 计算机科学 2023-04-10 Marcelin Tworski , Stéphane Lathuilière

As facial interaction systems are prevalently deployed, security and reliability of these systems become a critical issue, with substantial research efforts devoted. Among them, face anti-spoofing emerges as an important area, whose…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Yuanhan Zhang , Zhenfei Yin , Yidong Li , Guojun Yin , Junjie Yan , Jing Shao , Ziwei Liu

Reconstructing high-fidelity 3D head geometry from images is critical for a wide range of applications, yet existing methods face fundamental limitations. Traditional photogrammetry achieves exceptional detail but requires extensive camera…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Noé Artru , Rukhshanda Hussain , Emeline Got , Alexandre Messier , David B. Lindell , Abdallah Dib

Despite significant advancements in Vision-Language Models (VLMs), the performance of existing VLMs remains hindered by object hallucination, a critical challenge to achieving accurate visual understanding. To address this issue, we propose…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Woohyeon Park , Woojin Kim , Jaeik Kim , Jaeyoung Do

We aim to super-resolve digital paintings, synthesizing realistic details from high-resolution reference painting materials for very large scaling factors (e.g., 8X, 16X). However, previous single image super-resolution (SISR) methods would…

图像与视频处理 · 电气工程与系统科学 2020-07-31 Yulun Zhang , Zhifei Zhang , Stephen DiVerdi , Zhaowen Wang , Jose Echevarria , Yun Fu

Recent image Super-Resolution (SR) models are achieving impressive effects in reconstructing details and delivering visually pleasant outputs. However, the overpowering generative ability can sometimes hallucinate and thus change the image…

计算机视觉与模式识别 · 计算机科学 2025-12-10 Josep M. Rocafort , Shaolin Su , Alexandra Gomez-Villa , Javier Vazquez-Corral

Contemporary face hallucination (FH) models exhibit considerable ability to reconstruct high-resolution (HR) details from low-resolution (LR) face images. This ability is commonly learned from examples of corresponding HR-LR image pairs,…

计算机视觉与模式识别 · 计算机科学 2018-12-24 Klemen Grm , Martin Pernuš , Leo Cluzel , Walter Scheirer , Simon Dobrišek , Vitomir Štruc

Surveillance scenarios are prone to several problems since they usually involve low-resolution footage, and there is no control of how far the subjects may be from the camera in the first place. This situation is suitable for the…

计算机视觉与模式识别 · 计算机科学 2021-01-27 Angelo G. Menezes

Exemplar-based image editing applies a transformation defined by a source-target image pair to a new query image. Existing methods rely on a pair-of-pairs supervision paradigm, requiring two image pairs sharing the same edit semantics to…

计算机视觉与模式识别 · 计算机科学 2026-05-11 Jiacheng Chen , Songze Li , Han Fu , Baoquan Zhao , Wei Liu , Yanyan Liang , Li Qing , Xudong Mao

Multimodal large language models (MLLMs) have achieved remarkable success across diverse vision-language tasks, yet they remain highly susceptible to hallucinations, producing content that is fluent but inconsistent with visual evidence.…

计算机视觉与模式识别 · 计算机科学 2025-09-29 Youxu Shi , Suorong Yang , Dong Liu

In this paper, we study the task of hallucinating an authentic high-resolution (HR) face from an occluded thumbnail. We propose a multi-stage Progressive Upsampling and Inpainting Generative Adversarial Network, dubbed Pro-UIGAN, which…

计算机视觉与模式识别 · 计算机科学 2022-05-11 Yang Zhang , Xin Yu , Xiaobo Lu , Ping Liu

Real-world data processing problems often involve various image modalities associated with a certain scene, including RGB images, infrared images or multi-spectral images. The fact that different image modalities often share certain…

计算机视觉与模式识别 · 计算机科学 2021-03-11 Pingfan Song , Xin Deng , João F. C. Mota , Nikos Deligiannis , Pier Luigi Dragotti , Miguel R. D. Rodrigues

Face anti-spoofing is crucial for the security of face recognition systems. Learning based methods especially deep learning based methods need large-scale training samples to reduce overfitting. However, acquiring spoof data is very…

计算机视觉与模式识别 · 计算机科学 2021-02-11 Jianzhu Guo , Xiangyu Zhu , Jinchuan Xiao , Zhen Lei , Genxun Wan , Stan Z. Li