English
Related papers

Related papers: VQ-SGen: A Vector Quantized Stroke Representation …

200 papers

Understanding the stroke-based evolution of visual artworks is useful for advancing artwork learning, appreciation, and interactive display. While the stroke sequence of renowned artworks remains largely unknown, formulating this sequence…

Computer Vision and Pattern Recognition · Computer Science 2025-02-28 Jeripothula Prudviraj , Vikram Jamwal

We introduce DiffSketch, a method for generating a variety of stylized sketches from images. Our approach focuses on selecting representative features from the rich semantics of deep features within a pretrained diffusion model. This novel…

Computer Vision and Pattern Recognition · Computer Science 2024-01-10 Kwan Yun , Youngseo Kim , Kwanggyoon Seo , Chang Wook Seo , Junyong Noh

Most state-of-the-art Graph Neural Networks (GNNs) can be defined as a form of graph convolution which can be realized by message passing between direct neighbors or beyond. To scale such GNNs to large graphs, various neighbor-, layer-, or…

Machine Learning · Computer Science 2021-10-28 Mucong Ding , Kezhi Kong , Jingling Li , Chen Zhu , John P Dickerson , Furong Huang , Tom Goldstein

Vector-quantized image modeling has shown great potential in synthesizing high-quality images. However, generating high-resolution images remains a challenging task due to the quadratic computational overhead of the self-attention process.…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Shiyue Cao , Yueqin Yin , Lianghua Huang , Yu Liu , Xin Zhao , Deli Zhao , Kaiqi Huang

Sketch portrait generation benefits a wide range of applications such as digital entertainment and law enforcement. Although plenty of efforts have been dedicated to this task, several issues still remain unsolved for generating vivid and…

Computer Vision and Pattern Recognition · Computer Science 2017-10-05 Dongyu Zhang , Liang Lin , Tianshui Chen , Xian Wu , Wenwei Tan , Ebroul Izquierdo

We present the first one-shot personalized sketch segmentation method. We aim to segment all sketches belonging to the same category provisioned with a single sketch with a given part annotation while (i) preserving the parts semantics…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Anran Qi , Yulia Gryaditskaya , Tao Xiang , Yi-Zhe Song

Recent advances in diffusion models have significantly improved text-to-image (T2I) generation, but they often struggle to balance fine-grained precision with high-level control. Methods like ControlNet and T2I-Adapter excel at following…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Pouyan Navard , Amin Karimi Monsefi , Mengxi Zhou , Wei-Lun Chao , Alper Yilmaz , Rajiv Ramnath

Doodling is a useful and common intelligent skill that people can learn and master. In this work, we propose a two-stage learning framework to teach a machine to doodle in a simulated painting environment via Stroke Demonstration and deep…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Tao Zhou , Chen Fang , Zhaowen Wang , Jimei Yang , Byungmoon Kim , Zhili Chen , Jonathan Brandt , Demetri Terzopoulos

Sketchformer is a novel transformer-based representation for encoding free-hand sketches input in a vector form, i.e. as a sequence of strokes. Sketchformer effectively addresses multiple tasks: sketch classification, sketch based image…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Leo Sampaio Ferraz Ribeiro , Tu Bui , John Collomosse , Moacir Ponti

Recognizing freehand sketches with high arbitrariness is greatly challenging. Most existing methods either ignore the geometric characteristics or treat sketches as handwritten characters with fixed structural ordering. Consequently, they…

Computer Vision and Pattern Recognition · Computer Science 2017-08-10 Qi Jia , Meiyu Yu , Xin Fan , Haojie Li

In recent years, 3D Gaussian splatting has emerged as a powerful technique for 3D reconstruction and generation, known for its fast and high-quality rendering capabilities. To address these shortcomings, this paper introduces a novel…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Xianglong He , Junyi Chen , Sida Peng , Di Huang , Yangguang Li , Xiaoshui Huang , Chun Yuan , Wanli Ouyang , Tong He

Recent deep image-to-image translation techniques allow fast generation of face images from freehand sketches. However, existing solutions tend to overfit to sketches, thus requiring professional sketches or even edge maps as input. To…

Graphics · Computer Science 2020-06-09 Shu-Yu Chen , Wanchao Su , Lin Gao , Shihong Xia , Hongbo Fu

Visual tokenizers are fundamental to image generation. They convert visual data into discrete tokens, enabling transformer-based models to excel at image generation. Despite their success, VQ-based tokenizers like VQGAN face significant…

Computer Vision and Pattern Recognition · Computer Science 2024-11-28 Zechen Bai , Jianxiong Gao , Ziteng Gao , Pichao Wang , Zheng Zhang , Tong He , Mike Zheng Shou

Freehand sketching is a dynamic process where points are sequentially sampled and grouped as strokes for sketch acquisition on electronic devices. To recognize a sketched object, most existing methods discard such important temporal…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Lei Li , Changqing Zou , Youyi Zheng , Qingkun Su , Hongbo Fu , Chiew-Lan Tai

Automatic synthesis of faces from visual attributes is an important problem in computer vision and has wide applications in law enforcement and entertainment. With the advent of deep generative convolutional neural networks (CNNs), attempts…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Xing Di , Vishal M. Patel

We present Neural 3D Strokes, a novel technique to generate stylized images of a 3D scene at arbitrary novel views from multi-view 2D images. Different from existing methods which apply stylization to trained neural radiance fields at the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-13 Hao-Bin Duan , Miao Wang , Yan-Xun Li , Yong-Liang Yang

Drawing freehand sketches of mechanical components on multimedia devices for AI-based engineering modeling has become a new trend. However, its development is being impeded because existing works cannot produce suitable sketches for…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Zhichao Liao , Di Huang , Heming Fang , Yue Ma , Fengyuan Piao , Xinghui Li , Long Zeng , Pingfa Feng

We present SENS, a novel method for generating and editing 3D models from hand-drawn sketches, including those of abstract nature. Our method allows users to quickly and easily sketch a shape, and then maps the sketch into the latent space…

Graphics · Computer Science 2024-02-22 Alexandre Binninger , Amir Hertz , Olga Sorkine-Hornung , Daniel Cohen-Or , Raja Giryes

Previous researches of sketches often considered sketches in pixel format and leveraged CNN based models in the sketch understanding. Fundamentally, a sketch is stored as a sequence of data points, a vector format representation, rather…

Computer Vision and Pattern Recognition · Computer Science 2020-05-20 Hangyu Lin , Yanwei Fu , Yu-Gang Jiang , Xiangyang Xue

We introduce VectorPainter, a novel framework designed for reference-guided text-to-vector-graphics synthesis. Based on our observation that the style of strokes can be an important aspect to distinguish different artists, our method…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Juncheng Hu , Ximing Xing , Jing Zhang , Qian Yu