English
Related papers

Related papers: Generating corneal panoramic images from contact s…

200 papers

In recent years, interest in synthetic data has grown, particularly in the context of pre-training the image modality to support a range of computer vision tasks, including object classification, medical imaging etc. Previous work has…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Davyd Svyezhentsev , George Retsinas , Petros Maragos

In this paper we present, to the best of our knowledge, the first method to learn a generative model of 3D shapes from natural images in a fully unsupervised way. For example, we do not use any ground truth 3D or 2D annotations, stereo…

Computer Vision and Pattern Recognition · Computer Science 2019-10-02 Attila Szabó , Givi Meishvili , Paolo Favaro

Generating realistic tissue images with annotations is a challenging task that is important in many computational histopathology applications. Synthetically generated images and annotations are valuable for training and evaluating…

Image and Video Processing · Electrical Eng. & Systems 2024-04-08 Srijay Deshpande , Fayyaz Minhas , Nasir Rajpoot

We propose a learning-based approach for novel view synthesis for multi-camera 360$^{\circ}$ panorama capture rigs. Previous work constructs RGBD panoramas from such data, allowing for view synthesis with small amounts of translation, but…

Computer Vision and Pattern Recognition · Computer Science 2020-08-06 Kai-En Lin , Zexiang Xu , Ben Mildenhall , Pratul P. Srinivasan , Yannick Hold-Geoffroy , Stephen DiVerdi , Qi Sun , Kalyan Sunkavalli , Ravi Ramamoorthi

When the cornea becomes hydrated above its physiologic level it begins to significantly scatter light, loosing transparency and thus impairing eyesight. This condition, known as corneal edema, can be associated with different causes, such…

Appearance-based gaze estimation has been actively studied in recent years. However, its generalization performance for unseen head poses is still a significant limitation for existing methods. This work proposes a generalizable multi-view…

Computer Vision and Pattern Recognition · Computer Science 2023-11-16 Yoichiro Hisadome , Tianyi Wu , Jiawei Qin , Yusuke Sugano

We present a method for learning to generate unbounded flythrough videos of natural scenes starting from a single view, where this capability is learned from a collection of single photographs, without requiring camera poses or even…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Zhengqi Li , Qianqian Wang , Noah Snavely , Angjoo Kanazawa

The Ken Burns effect allows animating still images with a virtual camera scan and zoom. Adding parallax, which results in the 3D Ken Burns effect, enables significantly more compelling results. Creating such effects manually is…

Computer Vision and Pattern Recognition · Computer Science 2019-09-13 Simon Niklaus , Long Mai , Jimei Yang , Feng Liu

We introduce ConTEXTure, a generative network designed to create a texture map/atlas for a given 3D mesh using images from multiple viewpoints. The process begins with generating a front-view image from a text prompt, such as 'Napoleon,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Jaehoon Ahn , Sumin Cho , Harim Jung , Kibeom Hong , Seonghoon Ban , Moon-Ryul Jung

Panoramic image stitching provides a unified, wide-angle view of a scene that extends beyond the camera's field of view. Stitching frames of a panning video into a panoramic photograph is a well-understood problem for stationary scenes, but…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Jingwei Ma , Erika Lu , Roni Paiss , Shiran Zada , Aleksander Holynski , Tali Dekel , Brian Curless , Michael Rubinstein , Forrester Cole

In this study, we present a method for synthesizing novel views from a single 360-degree RGB-D image based on the neural radiance field (NeRF) . Prior studies relied on the neighborhood interpolation capability of multi-layer perceptrons to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Takayuki Hara , Tatsuya Harada

Image composition targets at synthesizing a realistic composite image from a pair of foreground and background images. Recently, generative composition methods are built on large pretrained diffusion models to generate composite images,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Bo Zhang , Yuxuan Duan , Jun Lan , Yan Hong , Huijia Zhu , Weiqiang Wang , Li Niu

Learning fine-grained details is a key issue in image aesthetic assessment. Most of the previous methods extract the fine-grained details via random cropping strategy, which may undermine the integrity of semantic information. Extensive…

Computer Vision and Pattern Recognition · Computer Science 2019-06-27 Xiaodan Zhang , Xinbo Gao , Wen Lu , Lihuo He

Image generation today can produce somewhat realistic images from text prompts. However, if one asks the generator to synthesize a specific camera setting such as creating different fields of view using a 24mm lens versus a 70mm lens, the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Yu Yuan , Xijun Wang , Yichen Sheng , Prateek Chennuri , Xingguang Zhang , Stanley Chan

We present variational generative adversarial networks, a general learning framework that combines a variational auto-encoder with a generative adversarial network, for synthesizing images in fine-grained categories, such as faces of a…

Computer Vision and Pattern Recognition · Computer Science 2018-02-06 Jianmin Bao , Dong Chen , Fang Wen , Houqiang Li , Gang Hua

Humans are excellent at perceiving illusory outlines. We are readily able to complete contours, shapes, scenes, and even unseen objects when provided with images that contain broken fragments of a connected appearance. In vision science,…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Morteza Rezanejad , Sidharth Gupta , Chandra Gummaluru , Ryan Marten , John Wilder , Michael Gruninger , Dirk B. Walther

Corneal evaluation in ophthalmology necessitates cellular-resolution and fast imaging techniques allowing accurate diagnoses. Currently, the fastest volumetric imaging technique is Fourier-domain full-field optical coherence tomography…

Generating 4D scenes from a single-view video is inherently ill-posed: a single viewpoint lacks the information needed to recover a complete, dynamic scene with full coverage. Existing methods are typically limited to monocular videos,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Tingxi Chen , Ke Hao , Yabo Chen , Zhengxue Cheng , Rong Xie , Li Song , Haibin Huang , Chi Zhang , Xuelong Li

Synthetically generated face images have shown to be indistinguishable from real images by humans and as such can lead to a lack of trust in digital content as they can, for instance, be used to spread misinformation. Therefore, the need to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 M. Ibsen , C. Rathgeb , S. Marcel , C. Busch

Generating 360-degree panoramas from narrow field of view (NFoV) image is a promising computer vision task for Virtual Reality (VR) applications. Existing methods mostly assess the generated panoramas with InceptionNet or CLIP based…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Dian Zheng , Cheng Zhang , Xiao-Ming Wu , Cao Li , Chengfei Lv , Jian-Fang Hu , Wei-Shi Zheng