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Sketching and natural languages are effective communication media for interactive applications. We introduce Sketchforme, the first neural-network-based system that can generate sketches based on text descriptions specified by users.…

人机交互 · 计算机科学 2019-04-10 Forrest Huang , John F. Canny

Structural guidance in an image-to-image translation allows intricate control over the shapes of synthesized images. Generating high-quality realistic images from user-specified rough hand-drawn sketches is one such task that aims to impose…

图形学 · 计算机科学 2025-02-24 Prasun Roy , Saumik Bhattacharya , Subhankar Ghosh , Umapada Pal , Michael Blumenstein

The process of generating fully colorized drawings from sketches is a large, usually costly bottleneck in the manga and anime industry. In this study, we examine multiple models for image-to-image translation between anime characters and…

计算机视觉与模式识别 · 计算机科学 2025-08-14 Tai Vu , Robert Yang

We introduce a novel sketch-to-image tool that aligns with the iterative refinement process of artists. Our tool lets users sketch blocking strokes to coarsely represent the placement and form of objects and detail strokes to refine their…

图形学 · 计算机科学 2024-10-28 Vishnu Sarukkai , Lu Yuan , Mia Tang , Maneesh Agrawala , Kayvon Fatahalian

We propose a method for reconstructing 3D shapes from 2D sketches in the form of line drawings. Our method takes as input a single sketch, or multiple sketches, and outputs a dense point cloud representing a 3D reconstruction of the input…

计算机视觉与模式识别 · 计算机科学 2017-10-02 Zhaoliang Lun , Matheus Gadelha , Evangelos Kalogerakis , Subhransu Maji , Rui Wang

We investigate the problem of generating 3D meshes from single free-hand sketches, aiming at fast 3D modeling for novice users. It can be regarded as a single-view reconstruction problem, but with unique challenges, brought by the variation…

计算机视觉与模式识别 · 计算机科学 2021-05-17 Song-Hai Zhang , Yuan-Chen Guo , Qing-Wen Gu

Sketches are the most abstract 2D representations of real-world objects. Although a sketch usually has geometrical distortion and lacks visual cues, humans can effortlessly envision a 3D object from it. This suggests that sketches encode…

计算机视觉与模式识别 · 计算机科学 2022-01-20 Jiayun Wang , Jierui Lin , Qian Yu , Runtao Liu , Yubei Chen , Stella X. Yu

Reconstructing 3D human shapes from 2D images has received increasing attention recently due to its fundamental support for many high-level 3D applications. Compared with natural images, freehand sketches are much more flexible to depict…

计算机视觉与模式识别 · 计算机科学 2023-10-11 Fei Wang , Kongzhang Tang , Hefeng Wu , Baoquan Zhao , Hao Cai , Teng Zhou

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…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Xing Di , Vishal M. Patel

3D model reconstruction from a single image has achieved great progress with the recent deep generative models. However, the conventional reconstruction approaches with template mesh deformation and implicit fields have difficulty in…

图形学 · 计算机科学 2023-03-02 Yi He , Haoran Xie , Kazunori Miyata

The requirement for 3D content is growing as AR/VR application emerges. At the same time, 3D modelling is only available for skillful experts, because traditional methods like Computer-Aided Design (CAD) are often too labor-intensive and…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Ying Zang , Yidong Han , Chaotao Ding , Jianqi Zhang , Tianrun Chen

Merge trees are a type of topological descriptors that record the connectivity among the sublevel sets of scalar fields. They are among the most widely used topological tools in visualization. In this paper, we are interested in sketching a…

计算几何 · 计算机科学 2021-06-01 Mingzhe Li , Sourabh Palande , Lin Yan , Bei Wang

This work introduces PICASSO, a framework for the parameterization of 2D CAD sketches from hand-drawn and precise sketch images. PICASSO converts a given CAD sketch image into parametric primitives that can be seamlessly integrated into CAD…

计算机视觉与模式识别 · 计算机科学 2024-12-06 Ahmet Serdar Karadeniz , Dimitrios Mallis , Nesryne Mejri , Kseniya Cherenkova , Anis Kacem , Djamila Aouada

Researchers have explored various ways to generate realistic images from freehand sketches, e.g., for objects and human faces. However, how to generate realistic human body images from sketches is still a challenging problem. It is, first…

计算机视觉与模式识别 · 计算机科学 2022-05-23 Xian Wu , Chen Wang , Hongbo Fu , Ariel Shamir , Song-Hai Zhang , Shi-Min Hu

Search and retrieval remains a major research topic in several domains, including computer graphics, computer vision, engineering design, etc. A search engine requires primarily an input search query and a database of items to search from.…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Bharadwaj Manda , Prasad Kendre , Subhrajit Dey , Ramanathan Muthuganapathy

Sketch drawings capture the salient information of visual concepts. Previous work has shown that neural networks are capable of producing sketches of natural objects drawn from a small number of classes. While earlier approaches focus on…

计算机视觉与模式识别 · 计算机科学 2021-06-24 Alexander Wang , Mengye Ren , Richard S. Zemel

Creating the photo-realistic version of people sketched portraits is useful to various entertainment purposes. Existing studies only generate portraits in the 2D plane with fixed views, making the results less vivid. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Yasheng Sun , Qianyi Wu , Hang Zhou , Kaisiyuan Wang , Tianshu Hu , Chen-Chieh Liao , Shio Miyafuji , Ziwei Liu , Hideki Koike

VR sketching lets users explore and iterate on ideas directly in 3D, offering a faster and more intuitive alternative to conventional CAD tools. However, existing sketch-to-shape models ignore the temporal ordering of strokes, discarding…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Yizi Chen , Sidi Wu , Tianyi Xiao , Nina Wiedemann , Loic Landrieu

Sketch is an important media for human to communicate ideas, which reflects the superiority of human intelligence. Studies on sketch can be roughly summarized into recognition and generation. Existing models on image recognition failed to…

计算机视觉与模式识别 · 计算机科学 2017-09-14 Yajing Chen , Shikui Tu , Yuqi Yi , Lei Xu

Converting hand-drawn sketches into structured 3D geometries remains challenging due to the difficulty of representing non-Euclidean surfaces and maintaining topological consistency. Existing generative models such as GANs, NeRFs, and…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Wenda Wang , Anqi Liu , Junqi Yang , Lei He , Luying Wang , Jiachen Lu , Weixin Huang