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For dynamic human motion sequences, the original KeyNode-Driven codec often struggles to retain compression efficiency when confronted with rapid movements or strong non-rigid deformations. This paper proposes a novel Bi-modal coding…

Signal Processing · Electrical Eng. & Systems 2025-09-23 Huong Hoang , Keito Suzuki , Truong Nguyen , Pamela Cosman

Model-based control usually relies on an accurate model, which is often obtained from CAD and actuator models. The more accurate the model the better the control performance. However, in bipedal robots that demonstrate high agility actions,…

Robotics · Computer Science 2021-07-27 Bolun Dai

For fully actuated rigid robots, kinematic inversion is a purely geometric problem, efficiently solved by closed-loop inverse kinematics (CLIK) schemes that compute joint configurations to position the robot body in space. For underactuated…

Robotics · Computer Science 2026-03-06 Carina Veil , Moritz Flaschel , Ellen Kuhl , Cosimo Della Santina

There are increasing interests of studying the video-to-depth (V2D) problem with machine learning techniques. While earlier methods directly learn a mapping from images to depth maps and camera poses, more recent works enforce multi-view…

Computer Vision and Pattern Recognition · Computer Science 2023-03-08 Xiaodong Gu , Weihao Yuan , Zuozhuo Dai , Siyu Zhu , Chengzhou Tang , Zilong Dong , Ping Tan

This paper introduces Bidirectional Tight Informed Trees (BTIT*), an asymptotically optimal kinodynamic sampling-based motion planning algorithm that integrates an anytime bidirectional heuristic search (Bi-HS) and ensures the…

Robotics · Computer Science 2026-04-14 Yi Wang , Bingxian Mu , Shahab Shokouhi , May-Win Thein

While recent advances in Gaussian Splatting have enabled fast reconstruction of high-quality 3D scenes from images, extracting accurate surface meshes remains a challenge. Current approaches extract the surface through costly…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Antoine Guédon , Diego Gomez , Nissim Maruani , Bingchen Gong , George Drettakis , Maks Ovsjanikov

Due to the large combinatorial problem, current beam orientation optimization algorithms for radiotherapy, such as column generation (CG), are typically heuristic or greedy in nature, leading to suboptimal solutions. We propose a…

Medical Physics · Physics 2020-04-15 Azar Sadeghnejad-Barkousaraie , Gyanendra Bohara , Steve Jiang , Dan Nguyen

Parameter-efficient fine-tuning (PEFT) methods have emerged as a practical solution for adapting large foundation models to downstream tasks, reducing computational and memory costs by updating only a small subset of parameters. Among them,…

Machine Learning · Computer Science 2025-12-30 Guoan Wan , Tianyu Chen , Fangzheng Feng , Haoyi Zhou , Runhua Xu

3D human pose and shape recovery from a monocular RGB image is a challenging task. Existing learning based methods highly depend on weak supervision signals, e.g. 2D and 3D joint location, due to the lack of in-the-wild paired 3D…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Zhiwei Liu , Xiangyu Zhu , Lu Yang , Xiang Yan , Ming Tang , Zhen Lei , Guibo Zhu , Xuetao Feng , Yan Wang , Jinqiao Wang

Parameter-efficient finetuning (PEFT) methods effectively adapt large language models (LLMs) to diverse downstream tasks, reducing storage and GPU memory demands. Despite these advantages, several applications pose new challenges to PEFT…

Machine Learning · Computer Science 2024-11-05 Baohao Liao , Christof Monz

We propose a novel, good-quality, and less demanding method for detecting knots on the surface of wooden logs using multimodal data fusion. Knots are a primary factor affecting the quality of sawn timber, making their detection fundamental…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Bořek Reich , Matej Kunda , Fedor Zolotarev , Tuomas Eerola , Pavel Zemčík , Tomi Kauppi

Efficient, accurate and low-cost estimation of human skeletal information is crucial for a range of applications such as biology education and human-computer interaction. However, current simple skeleton models, which are typically based on…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Zhiheng Peng , Kai Zhao , Xiaoran Chen , Li Ma , Siyu Xia , Changjie Fan , Weijian Shang , Wei Jing

This paper introduces a hybrid two-stage registration framework for reconstructing three-dimensional (3D) kidney anatomy from macroscopic slices, using CT-derived models as the geometric reference standard. The approach addresses the…

Image and Video Processing · Electrical Eng. & Systems 2026-02-17 Tomasz Les , Tomasz Markiewicz , Malgorzata Lorent , Miroslaw Dziekiewicz , Krzysztof Siwek

We address the problem of regressing 3D human pose and shape from a single image, with a focus on 3D accuracy. The current best methods leverage large datasets of 3D pseudo-ground-truth (p-GT) and 2D keypoints, leading to robust…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Sai Kumar Dwivedi , Yu Sun , Priyanka Patel , Yao Feng , Michael J. Black

High-quality 3D human body reconstruction requires high-fidelity and large-scale training data and appropriate network design that effectively exploits the high-resolution input images. To tackle these problems, we propose a simple yet…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Sang-Hun Han , Min-Gyu Park , Ju Hong Yoon , Ju-Mi Kang , Young-Jae Park , Hae-Gon Jeon

The range of rotation (RoR) in a knee exoskeleton is a critical factor in rehabilitation, as it directly influences joint mobility, muscle activation, and recovery outcomes. A well-designed RoR ensures that patients achieve near-natural…

Robotics · Computer Science 2025-10-30 Shashank Mani Gautam , Ekta Singla , Ashish Singla

We introduce DynAMO, a reinforcement learning paradigm for Dynamic Anticipatory Mesh Optimization. Adaptive mesh refinement is an effective tool for optimizing computational cost and solution accuracy in numerical methods for partial…

Numerical Analysis · Mathematics 2024-03-12 Tarik Dzanic , Ketan Mittal , Dohyun Kim , Jiachen Yang , Socratis Petrides , Brendan Keith , Robert Anderson

This paper considers the task of locating articulated poses of multiple robots in images. Our approach simultaneously infers the number of robots in a scene, identifies joint locations and estimates sparse depth maps around joint locations.…

Computer Vision and Pattern Recognition · Computer Science 2019-02-14 Christoph Heindl , Sebastian Zambal , Thomas Ponitz , Andreas Pichler , Josef Scharinger

Reconstructing high-fidelity hand models with intricate textures plays a crucial role in enhancing human-object interaction and advancing real-world applications. Despite the state-of-the-art methods excelling in texture generation and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Qijun Gan , Wentong Li , Jinwei Ren , Jianke Zhu

Many Multi-View-Stereo algorithms extract a 3D mesh model of a scene, after fusing depth maps into a volumetric representation of the space. Due to the limited scalability of such representations, the estimated model does not capture fine…

Computer Vision and Pattern Recognition · Computer Science 2019-05-23 Andrea Romanoni , Matteo Matteucci