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In this paper, we propose a novel approach to 3D deformable object manipulation leveraging a deep neural network called DeformerNet. Controlling the shape of a 3D object requires an effective state representation that can capture the full…

机器人学 · 计算机科学 2021-07-20 Bao Thach , Alan Kuntz , Tucker Hermans

Recently introduced Contrastive Language-Image Pre-Training (CLIP) bridges images and text by embedding them into a joint latent space. This opens the door to ample literature that aims to manipulate an input image by providing a textual…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Chenliang Zhou , Fangcheng Zhong , Cengiz Oztireli

Recent advances in contrastive language-image pretraining (CLIP) have demonstrated strong capabilities in zero-shot classification by aligning visual representations with target text embeddings in an image level. However, in dense…

计算机视觉与模式识别 · 计算机科学 2024-10-29 Feng Wang , Jieru Mei , Alan Yuille

As 3D Gaussian Splatting (3DGS) gains popularity as a 3D representation of real scenes, enabling user-friendly deformation to create novel scenes while preserving fine details from the original 3DGS has attracted significant research…

图形学 · 计算机科学 2025-04-18 Yifei Tong , Runze Tian , Xiao Han , Dingyao Liu , Fenggen Yu , Yan Zhang

Task-oriented dexterous grasping remains challenging in robotic manipulations of open-world objects under severe partial observation, where significant missing data invalidates generic shape completion. In this paper, to overcome this…

机器人学 · 计算机科学 2026-04-14 Weishang Wu , Yifei Shi , Zhiping Cai

Dexterous grasping in cluttered scenes presents significant challenges due to diverse object geometries, occlusions, and potential collisions. Existing methods primarily focus on single-object grasping or grasp-pose prediction without…

机器人学 · 计算机科学 2025-09-05 Zeyuan Chen , Qiyang Yan , Yuanpei Chen , Tianhao Wu , Jiyao Zhang , Zihan Ding , Jinzhou Li , Yaodong Yang , Hao Dong

CLIP is a widely used foundational vision-language model that is used for zero-shot image recognition and other image-text alignment tasks. We demonstrate that CLIP is vulnerable to change in image quality under compression. This surprising…

计算机视觉与模式识别 · 计算机科学 2023-11-27 Cangxiong Chen , Vinay P. Namboodiri , Julian Padget

Foundation models like CLIP (Contrastive Language-Image Pretraining) have revolutionized vision-language tasks by enabling zero-shot and few-shot learning through cross-modal alignment. However, their computational complexity and large…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Li Zhong , Ahmed Ghazal , Jun-Jun Wan , Frederik Zilly , Patrick Mackens , Joachim E. Vollrath , Bogdan Sorin Coseriu

Contrastive vision-language models, such as CLIP, have demonstrated excellent zero-shot capability across semantic recognition tasks, mainly attributed to the training on a large-scale I&1T (one Image with one Text) dataset. This kind of…

计算机视觉与模式识别 · 计算机科学 2025-03-05 Zhichao Yang , Leida Li , Pengfei Chen , Jinjian Wu , Giuseppe Valenzise

We introduce KeypointDeformer, a novel unsupervised method for shape control through automatically discovered 3D keypoints. We cast this as the problem of aligning a source 3D object to a target 3D object from the same object category. Our…

计算机视觉与模式识别 · 计算机科学 2021-04-23 Tomas Jakab , Richard Tucker , Ameesh Makadia , Jiajun Wu , Noah Snavely , Angjoo Kanazawa

Image cropping has progressed tremendously under the data-driven paradigm. However, current approaches do not account for the intentions of the user, which is an issue especially when the composition of the input image is complex. Moreover,…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Zhihang Zhong , Mingxi Cheng , Zhirong Wu , Yuhui Yuan , Yinqiang Zheng , Ji Li , Han Hu , Stephen Lin , Yoichi Sato , Imari Sato

We propose a hardware and software pipeline to fabricate flexible wearable sensors and use them to capture deformations without line of sight. Our first contribution is a low-cost fabrication pipeline to embed multiple aligned conductive…

图形学 · 计算机科学 2019-03-25 Oliver Glauser , Daniele Panozzo , Otmar Hilliges , Olga Sorkine-Hornung

Reconstructing the 3D shape of a deformable environment from the information captured by a moving depth camera is highly relevant to surgery. The underlying challenge is the fact that simultaneously estimating camera motion and tissue…

计算机视觉与模式识别 · 计算机科学 2024-08-09 Guido Caccianiga , Julian Nubert , Cesar Cadena , Marco Hutter , Katherine J. Kuchenbecker

Large-scale pre-trained models have demonstrated impressive performance in vision and language tasks within open-world scenarios. Due to the lack of comparable pre-trained models for 3D shapes, recent methods utilize language-image…

计算机视觉与模式识别 · 计算机科学 2024-09-12 Dan Song , Xinwei Fu , Ning Liu , Weizhi Nie , Wenhui Li , Lanjun Wang , You Yang , Anan Liu

We present Semantify: a self-supervised method that utilizes the semantic power of CLIP language-vision foundation model to simplify the control of 3D morphable models. Given a parametric model, training data is created by randomly sampling…

计算机视觉与模式识别 · 计算机科学 2023-08-16 Omer Gralnik , Guy Gafni , Ariel Shamir

Recently, pre-trained vision-language models have been increasingly used to tackle the challenging zero-shot segmentation task. Typical solutions follow the paradigm of first generating mask proposals and then adopting CLIP to classify…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Siyu Jiao , Yunchao Wei , Yaowei Wang , Yao Zhao , Humphrey Shi

Contrastive language-image pretraining (CLIP) using image-text pairs has achieved impressive results on image classification in both zero-shot and transfer learning settings. However, we show that directly applying such models to recognize…

计算机视觉与模式识别 · 计算机科学 2021-12-17 Yiwu Zhong , Jianwei Yang , Pengchuan Zhang , Chunyuan Li , Noel Codella , Liunian Harold Li , Luowei Zhou , Xiyang Dai , Lu Yuan , Yin Li , Jianfeng Gao

Dexterous hand manipulation increasingly relies on large-scale motion datasets with precise hand-object trajectory data. However, existing resources such as DexYCB and HO3D are primarily optimized for visual alignment but often yield…

机器人学 · 计算机科学 2026-01-27 Byeonggyeol Choi , Woojin Oh , Jongwoo Lim

Recent vision-language foundation models still frequently produce outputs misaligned with their inputs, evidenced by object hallucination in captioning and prompt misalignment in the text-to-image generation model. Recent studies have…

计算机视觉与模式识别 · 计算机科学 2024-12-25 JeongYeon Nam , Jinbae Im , Wonjae Kim , Taeho Kil

The popular CLIP model displays impressive zero-shot capabilities thanks to its seamless interaction with arbitrary text prompts. However, its lack of spatial awareness makes it unsuitable for dense computer vision tasks, e.g., semantic…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Monika Wysoczańska , Oriane Siméoni , Michaël Ramamonjisoa , Andrei Bursuc , Tomasz Trzciński , Patrick Pérez