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Related papers: Origin-Destination Flow Maps in Immersive Environm…

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Visual navigation for autonomous agents is a core task in the fields of computer vision and robotics. Learning-based methods, such as deep reinforcement learning, have the potential to outperform the classical solutions developed for this…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Zachary Seymour , Kowshik Thopalli , Niluthpol Mithun , Han-Pang Chiu , Supun Samarasekera , Rakesh Kumar

Flow matching has shown state-of-the-art performance in various generative tasks, ranging from image generation to decision-making, where generation under energy guidance (abbreviated as guidance in the following) is pivotal. However, the…

Machine Learning · Computer Science 2025-05-27 Ruiqi Feng , Chenglei Yu , Wenhao Deng , Peiyan Hu , Tailin Wu

While natural language is commonly used to guide embodied agents, the inherent ambiguity and verbosity of language often hinder the effectiveness of language-guided navigation in complex environments. To this end, we propose Visual Prompt…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Shuo Feng , Zihan Wang , Yuchen Li , Rui Kong , Hengyi Cai , Shuaiqiang Wang , Gim Hee Lee , Piji Li , Shuqiang Jiang

There is extensive literature on perceiving road structures by fusing various sensor inputs such as lidar point clouds and camera images using deep neural nets. Leveraging the latest advance of neural architects (such as transformers) and…

Robotics · Computer Science 2023-05-12 Wenchao Ding , Jieru Zhao , Yubin Chu , Haihui Huang , Tong Qin , Chunjing Xu , Yuxiang Guan , Zhongxue Gan

Learning contextual and spatial environmental representations enhances autonomous vehicle's hazard anticipation and decision-making in complex scenarios. Recent perception systems enhance spatial understanding with sensor fusion but often…

Robotics · Computer Science 2024-01-18 Shoaib Azam , Farzeen Munir , Ville Kyrki , Moongu Jeon , Witold Pedrycz

This paper presents a novel method for transforming large-scale historical expressway route search records into a three-dimensional (3D) Origin-Destination (OD) map, enabling data compression, efficient spatiotemporal sampling and…

Computers and Society · Computer Science 2025-07-29 Hangli Ge , Dizhi Huang , Xiaojie Yang , Lifeng Lin , Kazuma Hatano , Takeshi Kawasaki , Noboru Koshizuka

Parallel coordinates plot is one of the most popular and widely used visualization techniques for multi-dimensional data sets. Its main challenges for large-scale data sets are visual clutter and overplotting which hamper the recognition of…

Computer Vision and Pattern Recognition · Computer Science 2019-06-25 Wenqiang Cui , Girts Strazdins , Hao Wang

In-person human interaction relies on our spatial perception of each other and our surroundings. Current remote communication tools partially address each of these aspects. Video calls convey real user representations but without spatial…

Human-Computer Interaction · Computer Science 2023-09-06 Rishi Vanukuru , Suibi Che-Chuan Weng , Krithik Ranjan , Torin Hopkins , Amy Banic , Mark D. Gross , Ellen Yi-Luen Do

As the capability and complexity of UAVs continue to increase, the human-robot interface community has a responsibility to design better ways of specifying the complex 3D flight paths necessary for instructing them. Immersive interfaces,…

Human-Computer Interaction · Computer Science 2019-04-19 Jesse Paterson , Jiwoong Han , Tom Cheng , Paxtan Laker , David McPherson , Joseph Menke , Allen Yang

Following language instructions to navigate in unseen environments is a challenging problem for autonomous embodied agents. The agent not only needs to ground languages in visual scenes, but also should explore the environment to reach its…

Computer Vision and Pattern Recognition · Computer Science 2022-02-25 Shizhe Chen , Pierre-Louis Guhur , Makarand Tapaswi , Cordelia Schmid , Ivan Laptev

While deep neural networks have led to human-level performance on computer vision tasks, they have yet to demonstrate similar gains for holistic scene understanding. In particular, 3D context has been shown to be an extremely important cue…

Computer Vision and Pattern Recognition · Computer Science 2017-08-17 Yinda Zhang , Mingru Bai , Pushmeet Kohli , Shahram Izadi , Jianxiong Xiao

Animating objects' movements is widely used to facilitate tracking changes and observing both the global trend and local hotspots where objects converge or diverge. Existing methods, however, often obscure critical local hotspots by only…

Human-Computer Interaction · Computer Science 2025-02-13 Duan Li , Xinyuan Guo , Xinhuan Shu , Lanxi Xiao , Lingyun Yu , Shixia Liu

It is common to advise against using 3D to visualize abstract data such as networks, however Ware and Mitchell's 2008 study showed that path tracing in a network is less error prone in 3D than in 2D. It is unclear, however, if 3D retains…

Human-Computer Interaction · Computer Science 2022-07-26 Michael J. McGuffin , Ryan Servera , Marie Forest

In recent years, the use of expressive surface visualizations in the representation of vascular structures has gained significant attention. These visualizations provide a comprehensive understanding of complex anatomical structures and are…

Occlusions between consecutive frames have long posed a significant challenge in optical flow estimation. The inherent ambiguity introduced by occlusions directly violates the brightness constancy constraint and considerably hinders…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Shangkun Sun , Jiaming Liu , Thomas H. Li , Huaxia Li , Guoqing Liu , Wei Gao

In this work, we propose a new family of generative flows on an augmented data space, with an aim to improve expressivity without drastically increasing the computational cost of sampling and evaluation of a lower bound on the likelihood.…

Machine Learning · Computer Science 2020-02-19 Chin-Wei Huang , Laurent Dinh , Aaron Courville

We extend the concept of optical flow to a dynamic non-Euclidean setting. Optical flow is traditionally computed from a sequence of flat images. It is the purpose of this paper to introduce variational motion estimation for images that are…

Optimization and Control · Mathematics 2013-05-22 Clemens Kirisits , Lukas F. Lang , Otmar Scherzer

Chip placement plays an important role in physical design. While generative models like diffusion models offer promising learning-based solutions, current methods have the following limitations: they use random synthetic data for…

Hardware Architecture · Computer Science 2026-04-28 Peng Xie , Ke Xue , Yunqi Shi , Ruo-Tong Chen , Chengrui Gao , Siyuan Xu , Chenjian Ding , Mingxuan Yuan , Chao Qian

We propose a data-driven scene flow estimation algorithm exploiting the observation that many 3D scenes can be explained by a collection of agents moving as rigid bodies. At the core of our method lies a deep architecture able to reason at…

Computer Vision and Pattern Recognition · Computer Science 2021-02-18 Zan Gojcic , Or Litany , Andreas Wieser , Leonidas J. Guibas , Tolga Birdal

In this paper, we propose an end-to-end transcoding pipeline, to create 3D Gaussian splatting (3DGS) models from existing 3D plenoptic point cloud or mesh models, when the original multi-view images of the captured 3D object or scene are…

Image and Video Processing · Electrical Eng. & Systems 2026-05-21 Maja Krivokuća , Riad Bendouro , Neus Sabater