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Related papers: GenTract: Generative Global Tractography

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The amygdala plays a vital role in emotional processing and exhibits structural diversity that necessitates fine-scale parcellation for a comprehensive understanding of its anatomico-functional correlations. Diffusion MRI tractography is an…

Image and Video Processing · Electrical Eng. & Systems 2023-11-28 Haolin He , Ce Zhu , Le Zhang , Yipeng Liu , Xiao Xu , Yuqian Chen , Leo Zekelman , Jarrett Rushmore , Yogesh Rathi , Nikos Makris , Lauren J. O'Donnell , Fan Zhang

Trajectory planning is a fundamental task on various autonomous driving platforms, such as social robotics and self-driving cars. Many trajectory planning algorithms use a reference curve based Frenet frame with time to reduce the planning…

Robotics · Computer Science 2021-01-01 Yuchen Sun , Dongchun Ren , Shiqi Lian , Mingyu Fan , Xiangyi Teng

Global visual geolocation predicts where an image was captured on Earth. Since images vary in how precisely they can be localized, this task inherently involves a significant degree of ambiguity. However, existing approaches are…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Nicolas Dufour , David Picard , Vicky Kalogeiton , Loic Landrieu

The generation of realistic and controllable GPS trajectories is a fundamental task for applications in urban planning, mobility simulation, and privacy-preserving data sharing. However, existing methods face a two-fold challenge: they lack…

Artificial Intelligence · Computer Science 2026-05-05 Yuanshao Zhu , Yuxuan Liang , Xiangyu Zhao , Liang Han , Xinwei Fang , Xun Zhou , Xuetao Wei , James Jianqiao Yu

Tubular tree structures such as blood vessels and lung airways are central to many clinical tasks, including diagnosis, treatment planning, and surgical navigation. Accurate centerline extraction with correct topology is essential, as…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Roman Naeem , David Hagerman , Jennifer Alvén , Fredrik Kahl

Parcellation of whole-brain tractography streamlines is an important step for tract-based analysis of brain white matter microstructure. Existing fiber parcellation approaches rely on accurate registration between an atlas and the…

Image and Video Processing · Electrical Eng. & Systems 2019-12-24 Feihong Liu , Jun Feng , Geng Chen , Ye Wu , Yoonmi Hong , Pew-Thian Yap , Dinggang Shen

Generative methods have recently seen significant improvements by generating in a lower-dimensional latent representation of the data. However, many of the generative methods applied in the latent space remain complex and difficult to…

Machine Learning · Computer Science 2025-01-22 Alona Levy-Jurgenson , Zohar Yakhini

Gen-Swarms is an innovative method that leverages and combines the capabilities of deep generative models with reactive navigation algorithms to automate the creation of drone shows. Advancements in deep generative models, particularly…

Generative artificial intelligence (AI) has been playing an important role in various domains. Leveraging its high capability to generate high-fidelity and diverse synthetic data, generative AI is widely applied in diagnostic tasks, such as…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Yifan Jiang , Ahmad Shariftabrizi , Venkata SK. Manem

Brain network analysis has emerged as pivotal method for gaining a deeper understanding of brain functions and disease mechanisms. Despite the existence of various network construction approaches, shortcomings persist in the learning of…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Yongcheng Zong , Shuqiang Wang

Trajectory generation for mobile robots in unstructured environments faces a critical dilemma: balancing kinematic smoothness for safe execution with terminal precision for fine-grained tasks. Existing generative planners often struggle…

Robotics · Computer Science 2026-03-03 Jinyang Zhao , Handong Zheng , Yanjiu Zhong , Qiang Zhang , Yu Kang , Shunyu Wu

Diffusion models have shown strong competitiveness in offline reinforcement learning tasks by formulating decision-making as sequential generation. However, the practicality of these methods is limited due to the lengthy inference processes…

Machine Learning · Computer Science 2024-07-24 Renming Huang , Yunqiang Pei , Guoqing Wang , Yangming Zhang , Yang Yang , Peng Wang , Hengtao Shen

Talking head generation is a significant research topic that still faces numerous challenges. Previous works often adopt generative adversarial networks or regression models, which are plagued by generation quality and average facial shape…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Ziyu Yao , Xuxin Cheng , Zhiqi Huang

Diffusion magnetic resonance imaging (diffusion MRI) is a non-invasive microstructure assessment technique. Scalar measures, such as FA (fractional anisotropy) and MD (mean diffusivity), quantifying micro-structural tissue properties can be…

Computer Vision and Pattern Recognition · Computer Science 2019-07-23 Xuan Gu , Hans Knutsson , Markus Nilsson , Anders Eklund

Diffusion-weighted magnetic resonance imaging (dMRI) allows non-invasive investigation of whole-brain connectivity, which can potentially help to reveal the brain's global network architecture and abnormalities involved in neurological and…

Magnetic Resonance Imaging (MRI) is a powerful medical imaging modality, but unfortunately suffers from long scan times which, aside from increasing operational costs, can lead to image artifacts due to patient motion. Motion during the…

Image and Video Processing · Electrical Eng. & Systems 2023-10-02 Brett Levac , Sidharth Kumar , Ajil Jalal , Jonathan I. Tamir

Trajectory representation learning (TRL) maps trajectories to vectors that can be used for many downstream tasks. Existing TRL methods use either grid trajectories, capturing movement in free space, or road trajectories, capturing movement…

Machine Learning · Computer Science 2024-11-25 Silin Zhou , Shuo Shang , Lisi Chen , Peng Han , Christian S. Jensen

Joint pedestrian trajectory prediction has long grappled with the inherent unpredictability of human behaviors. Recent investigations employing variants of conditional diffusion models in trajectory prediction have exhibited notable…

Robotics · Computer Science 2024-09-05 Haotian Lin , Yixiao Wang , Mingxiao Huo , Chensheng Peng , Zhiyuan Liu , Masayoshi Tomizuka

Diffusion magnetic resonance imaging is an imaging technology designed to probe anatomical architectures of biological samples in an in vivo and non-invasive manner through measuring water diffusion. The contribution of this paper is…

Diffusion and flow-based generative models have achieved remarkable success in domains such as image synthesis, video generation, and natural language modeling. In this work, we extend these advances to weight space learning by leveraging…

Machine Learning · Computer Science 2025-10-17 Daniel Saragih , Deyu Cao , Tejas Balaji