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Differentiable simulation of soft bodies is a foundation for system identification, trajectory optimization, and Real2Sim transfer. Yet, existing methods such as the differentiable Projective Dynamics (DiffPD) struggle when faced with…

We explore learning pixelwise correspondences between images of deformable objects in different configurations. Traditional correspondence matching approaches such as SIFT, SURF, and ORB can fail to provide sufficient contextual information…

Computer Vision and Pattern Recognition · Computer Science 2020-10-12 Aditya Ganapathi , Priya Sundaresan , Brijen Thananjeyan , Ashwin Balakrishna , Daniel Seita , Ryan Hoque , Joseph E. Gonzalez , Ken Goldberg

Diffusion models (DMs) have revolutionized image generation, producing high-quality images with applications spanning various fields. However, their ability to create hyper-realistic images poses significant challenges in distinguishing…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Santosh , Li Lin , Irene Amerini , Xin Wang , Shu Hu

Crowd counting models in highly congested areas confront two main challenges: weak localization ability and difficulty in differentiating between foreground and background, leading to inaccurate estimations. The reason is that objects in…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Yuehai Chen , Qingzhong Wang , Jing Yang , Badong Chen , Haoyi Xiong , Shaoyi Du

Recent advancements in 3D generation models have opened new possibilities for simulating dynamic 3D object movements and customizing behaviors, yet creating this content remains challenging. Current methods often require manual assignment…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Haoyu Zhao , Hao Wang , Xingyue Zhao , Hao Fei , Hongqiu Wang , Chengjiang Long , Hua Zou

We present a novel convex formulation that weakly couples the Material Point Method (MPM) with rigid body dynamics through frictional contact, optimized for efficient GPU parallelization. Our approach features an asynchronous time-splitting…

Robotics · Computer Science 2025-07-08 Chang Yu , Wenxin Du , Zeshun Zong , Alejandro Castro , Chenfanfu Jiang , Xuchen Han

Current multispectral object detection methods often retain extraneous background or noise during feature fusion, limiting perceptual performance. To address this, we propose an innovative feature fusion framework based on cross-modal…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Jifeng Shen , Haibo Zhan , Xin Zuo , Heng Fan , Xiaohui Yuan , Jun Li , Wankou Yang

A fundamental objective of materials modeling is identifying atomic structures that align with experimental observables. Conventional approaches for disordered materials involve sampling from thermodynamic ensembles and hoping for an…

Materials Science · Physics 2025-09-30 Tigany Zarrouk , Miguel A. Caro

It is a common practice to exploit pyramidal feature representation to tackle the problem of scale variation in object instances. However, most of them still predict the objects in a certain range of scales based solely or mainly on a…

Computer Vision and Pattern Recognition · Computer Science 2020-12-10 Zehui Gong , Dong Li

We introduce a new approach for estimating the 3D pose and the 3D shape of an object from a single image. Given a training set of view exemplars, we learn and select appearance-based discriminative parts which are mapped onto the 3D model…

Computer Vision and Pattern Recognition · Computer Science 2015-02-03 Menglong Zhu , Xiaowei Zhou , Kostas Daniilidis

The goal of video anomaly detection is tantamount to performing spatio-temporal localization of abnormal events in the video. The multiscale temporal dependencies, visual-semantic heterogeneity, and the scarcity of labeled data exhibited by…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Dezhi An , Wenqiang Liu , Kefan Wang , Zening Chen , Jun Lu , Shengcai Zhang

We present an efficient algorithm to compute tight upper bounds of collision probability between two objects with positional uncertainties, whose error distributions are represented with non-Gaussian forms. Our approach can handle noisy…

Robotics · Computer Science 2019-12-17 Jae Sung Park , Dinesh Manocha

This work presents an approach for automating the discretization and approximation procedures in constructing digital representations of composites from Micro-CT images featuring intricate microstructures. The proposed method is guided by…

Machine Learning · Computer Science 2025-09-11 Yanran Wang , Jonghyuk Baek , Yichun Tang , Jing Du , Mike Hillman , J. S. Chen

Differentiable rendering has gained significant attention in the field of robotics, with differentiable robot rendering emerging as an effective paradigm for learning robotic actions from image-space supervision. However, the lack of…

Robotics · Computer Science 2025-03-27 Quanyuan Ruan , Jiabao Lei , Wenhao Yuan , Yanglin Zhang , Dekun Lu , Guiliang Liu , Kui Jia

Geometric navigation is nowadays a well-established field of robotics and the research focus is shifting towards higher-level scene understanding, such as Semantic Mapping. When a robot needs to interact with its environment, it must be…

Robotics · Computer Science 2023-11-23 Federico Rollo , Gennaro Raiola , Andrea Zunino , Nikolaos Tsagarakis , Arash Ajoudani

High-fidelity personalized human musculoskeletal models are crucial for simulating realistic behavior of physically coupled human-robot interactive systems and verifying their safety-critical applications in simulations before actual…

Robotics · Computer Science 2025-08-20 Yingfan Zhou , Philip Sanderink , Sigurd Jager Lemming , Cheng Fang

This paper presents a new deep learning approach for video-based scene classification. We design a Heterogeneous Deep Discriminative Model (HDDM) whose parameters are initialized by performing an unsupervised pre-training in a layer-wise…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Mohammad Tavakolian , Abdenour Hadid

This work focuses on modeling dynamic urban environments for autonomous driving simulation. Contemporary data-driven methods using neural radiance fields have achieved photorealistic driving scene modeling, but they suffer from low…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Guile Wu , Dongfeng Bai , Bingbing Liu

Intelligent agents need a physical understanding of the world to predict the impact of their actions in the future. While learning-based models of the environment dynamics have contributed to significant improvements in sample efficiency…

Machine Learning · Computer Science 2020-05-20 Eric Heiden , David Millard , Hejia Zhang , Gaurav S. Sukhatme

Convolutional neural networks (CNNs) have attracted increasing attention in the remote sensing community. Most CNNs only take the last fully-connected layers as features for the classification of remotely sensed images, discarding the other…

Computer Vision and Pattern Recognition · Computer Science 2016-11-14 Qingshan Liu , Renlong Hang , Huihui Song , Fuping Zhu , Javier Plaza , Antonio Plaza