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Colors and shapes are commonly used to encode categories in multi-class scatterplots. Designers often combine the two channels to create redundant encodings, aiming to enhance class distinctions. However, evidence for the effectiveness of…

人机交互 · 计算机科学 2026-04-14 Chin Tseng , Arran Zeyu Wang , Ghulam Jilani Quadri , Danielle Albers Szafir

Transparency is commonly utilized in visualizations to overlay color-coded histograms or sets, thereby facilitating the visual comparison of categorical data. However, these charts often suffer from significant overlap between objects,…

图形学 · 计算机科学 2024-12-24 Kecheng Lu , Lihang Zhu , Yunhai Wang , Qiong Zeng , Weitao Song , Khairi Reda

Color (or categorical) range reporting is a variant of the orthogonal range reporting problem in which every point in the input is assigned a \emph{color}. While the answer to an orthogonal point reporting query contains all points in the…

数据结构与算法 · 计算机科学 2013-06-24 Yakov Nekrich , Jeffrey Scott Vitter

Information about the illuminant color is well contained in both achromatic regions and the specular components of highlight regions. In this paper, we propose a novel way to achieve color constancy by exploiting such clues. The key to our…

计算机视觉与模式识别 · 计算机科学 2016-11-28 Huan Lei , Guang Jiang , Long Quan

Graph coloring, also known as vertex coloring, considers the problem of assigning colors to the nodes of a graph such that adjacent nodes do not share the same color. The optimization version of the problem concerns the minimization of the…

人工智能 · 计算机科学 2010-11-25 Hugo Hernández , Christian Blum

Datasets containing both categorical and continuous variables are frequently encountered in many areas, and with the rapid development of modern measurement technologies, the dimensions of these variables can be very high. Despite the…

统计方法学 · 统计学 2024-01-03 Binyan Jiang , Chenlei Leng , Cheng Wang , Zhongqing Yang , Xinyang Yu

Scatterplots commonly use color to encode categorical data. However, as datasets increase in size and complexity, the efficacy of these channels may vary. Designers lack insight into how robust different design choices are to variations in…

人机交互 · 计算机科学 2023-03-29 Chin Tseng , Ghulam Jilani Quadri , Zeyu Wang , Danielle Albers Szafir

We propose an approach for unsupervised adaptation of object detectors from label-rich to label-poor domains which can significantly reduce annotation costs associated with detection. Recently, approaches that align distributions of source…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Kuniaki Saito , Yoshitaka Ushiku , Tatsuya Harada , Kate Saenko

Recently, considerable effort has been devoted to deep domain adaptation in computer vision and machine learning communities. However, most of existing work only concentrates on learning shared feature representation by minimizing the…

机器学习 · 计算机科学 2019-04-24 Chao Chen , Zhihong Chen , Boyuan Jiang , Xinyu Jin

Diffusion-based inpainting can reconstruct missing image areas with high quality from sparse data, provided that their location and their values are well optimised. This is particularly useful for applications such as image compression,…

图像与视频处理 · 电气工程与系统科学 2023-03-24 Pascal Peter , Karl Schrader , Tobias Alt , Joachim Weickert

Data-efficient image classification is a challenging task that aims to solve image classification using small training data. Neural network-based deep learning methods are effective for image classification, but they typically require…

神经与进化计算 · 计算机科学 2022-12-05 Ying Bi , Bing Xue , Mengjie Zhang

Fine-grained image classification is a challenging computer vision task where various species share similar visual appearances, resulting in misclassification if merely based on visual clues. Therefore, it is helpful to leverage additional…

计算机视觉与模式识别 · 计算机科学 2022-03-08 Lingfeng Yang , Xiang Li , Renjie Song , Borui Zhao , Juntian Tao , Shihao Zhou , Jiajun Liang , Jian Yang

The vertex coloring problem asks for the minimum number of colors that can be assigned to the vertices of a given graph such that each two adjacent vertices get different colors. For this NP-hard problem, a variety of integer linear…

离散数学 · 计算机科学 2022-06-29 Adalat Jabrayilov , Petra Mutzel

Supervised learning algorithms are nowadays successfully scaling up to datasets that are very large in volume, leveraging the potential of in-memory cluster-computing Big Data frameworks. Still, massive datasets with a number of…

机器学习 · 计算机科学 2018-05-11 Luca Venturini , Elena Baralis , Paolo Garza

A variety of real-world tasks involve the classification of images into pre-determined categories. Designing image classification algorithms that exhibit robustness to acquisition noise and image distortions, particularly when the available…

机器学习 · 统计学 2016-03-10 Umamahesh Srinivas

Designing a 3D game scene is a tedious task that often requires a substantial amount of work. Typically, this task involves synthesis, coloring, and placement of 3D models within the game scene. To lessen this workload, we can apply machine…

计算机视觉与模式识别 · 计算机科学 2021-08-04 Ivan Kostiuk , Przemysław Stachura , Sławomir K. Tadeja , Tomasz Trzciński , Przemysław Spurek

To achieve visual consistency in composite images, recent image harmonization methods typically summarize the appearance pattern of global background and apply it to the global foreground without location discrepancy. However, for a real…

计算机视觉与模式识别 · 计算机科学 2022-04-12 Ziyue Zhu , Zhao Zhang , Zheng Lin , Ruiqi Wu , Zhi Chai , Chun-Le Guo

Anchor-free detectors basically formulate object detection as dense classification and regression. For popular anchor-free detectors, it is common to introduce an individual prediction branch to estimate the quality of localization. The…

计算机视觉与模式识别 · 计算机科学 2022-09-30 Hu Su , Yonghao He , Rui Jiang , Jiabin Zhang , Wei Zou , Bin Fan

Image colorization is inherently an ill-posed problem with multi-modal uncertainty. Previous methods leverage the deep neural network to map input grayscale images to plausible color outputs directly. Although these learning-based methods…

计算机视觉与模式识别 · 计算机科学 2020-05-22 Jheng-Wei Su , Hung-Kuo Chu , Jia-Bin Huang

Multimodal and multi-domain stylization are two important problems in the field of image style transfer. Currently, there are few methods that can perform both multimodal and multi-domain stylization simultaneously. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2020-06-03 Minxuan Lin , Fan Tang , Weiming Dong , Xiao Li , Chongyang Ma , Changsheng Xu