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To fully understand the 3D context of a single image, a visual system must be able to segment both the visible and occluded regions of objects, while discerning their occlusion order. Ideally, the system should be able to handle any object…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Jiayang Ao , Qiuhong Ke , Krista A. Ehinger

Understanding and reconstructing occluded objects is a challenging problem, especially in open-world scenarios where categories and contexts are diverse and unpredictable. Traditional methods, however, are typically restricted to closed…

Computer Vision and Pattern Recognition · Computer Science 2024-11-21 Jiayang Ao , Yanbei Jiang , Qiuhong Ke , Krista A. Ehinger

Although perception systems have made remarkable advancements in recent years, they still rely on explicit human instruction or pre-defined categories to identify the target objects before executing visual recognition tasks. Such systems…

Computer Vision and Pattern Recognition · Computer Science 2024-05-02 Xin Lai , Zhuotao Tian , Yukang Chen , Yanwei Li , Yuhui Yuan , Shu Liu , Jiaya Jia

Almost all existing amodal segmentation methods make the inferences of occluded regions by using features corresponding to the whole image. This is against the human's amodal perception, where human uses the visible part and the shape prior…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Yuting Xiao , Yanyu Xu , Ziming Zhong , Weixin Luo , Jiawei Li , Shenghua Gao

Recent advancements in Large Language Models (LLMs) have catalyzed a paradigm shift from static prediction systems to agentic AI agents capable of reasoning, interacting with tools, and adapting to complex tasks. While LLM-based agentic…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Nima Fathi , Amar Kumar , Tal Arbel

Reference Audio-Visual Segmentation (Ref-AVS) tasks challenge models to precisely locate sounding objects by integrating visual, auditory, and textual cues. Existing methods often lack genuine semantic understanding, tending to memorize…

Computer Vision and Pattern Recognition · Computer Science 2025-12-11 Ziyang Luo , Nian Liu , Fahad Shahbaz Khan , Junwei Han

Instance-aware segmentation of unseen objects is essential for a robotic system in an unstructured environment. Although previous works achieved encouraging results, they were limited to segmenting the only visible regions of unseen…

Robotics · Computer Science 2022-03-01 Seunghyeok Back , Joosoon Lee , Taewon Kim , Sangjun Noh , Raeyoung Kang , Seongho Bak , Kyoobin Lee

With the widespread adoption of autonomous vehicles and robotics, amodal completion, which reconstructs the occluded parts of people and objects in an image, has become increasingly crucial. Just as humans infer hidden regions based on…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Heecheol Yun , Eunho Yang

Object permanence in humans is a fundamental cue that helps in understanding persistence of objects, even when they are fully occluded in the scene. Present day methods in object segmentation do not account for this amodal nature of the…

Computer Vision and Pattern Recognition · Computer Science 2024-12-09 Kaihua Chen , Deva Ramanan , Tarasha Khurana

Amodal perception terms the ability of humans to imagine the entire shapes of occluded objects. This gives humans an advantage to keep track of everything that is going on, especially in crowded situations. Typical perception functions,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-02 Jasmin Breitenstein , Tim Fingscheidt

Amodal segmentation is a new direction of instance segmentation while considering the segmentation of the visible and occluded parts of the instance. The existing state-of-the-art method uses multi-task branches to predict the amodal part…

Computer Vision and Pattern Recognition · Computer Science 2021-07-16 Xunli Zeng , Jianqin Yin

Recognizing and reasoning about occluded (partially or fully hidden) objects is vital to understanding visual scenes, as occlusions frequently occur in real-world environments and act as obstacles for spatial comprehension. To test models'…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Atin Pothiraj , Elias Stengel-Eskin , Jaemin Cho , Mohit Bansal

There is a gap in the understanding of occluded objects in existing large-scale visual language multi-modal models. Current state-of-the-art multimodal models fail to provide satisfactory results in describing occluded objects for…

Computer Vision and Pattern Recognition · Computer Science 2024-10-03 Wenmo Qiu , Xinhan Di

Current audio-visual (AV) benchmarks focus on final answer accuracy, overlooking the underlying reasoning process. This makes it difficult to distinguish genuine comprehension from correct answers derived through flawed reasoning or…

Computer Vision and Pattern Recognition · Computer Science 2025-08-22 Siminfar Samakoush Galougah , Rishie Raj , Sanjoy Chowdhury , Sayan Nag , Ramani Duraiswami

Existing computer vision systems can compete with humans in understanding the visible parts of objects, but still fall far short of humans when it comes to depicting the invisible parts of partially occluded objects. Image amodal completion…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Jiayang Ao , Qiuhong Ke , Krista A. Ehinger

Perceiving the complete shape of occluded objects is essential for human and machine intelligence. While the amodal segmentation task is to predict the complete mask of partially occluded objects, it is time-consuming and labor-intensive to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Zhaochen Liu , Zhixuan Li , Tingting Jiang

Our brain can effortlessly recognize objects even when partially hidden from view. Seeing the visible of the hidden is called amodal completion; however, this task remains a challenge for generative AI despite rapid progress. We propose to…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Katherine Xu , Lingzhi Zhang , Jianbo Shi

Multimodal language models (MLMs) still face challenges in fundamental visual perception tasks where specialized models excel. Tasks requiring reasoning about 3D structures benefit from depth estimation, and reasoning about 2D object…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Mahtab Bigverdi , Zelun Luo , Cheng-Yu Hsieh , Ethan Shen , Dongping Chen , Linda G. Shapiro , Ranjay Krishna

As one of the most challenging and practical segmentation tasks, open-world semantic segmentation requires the model to segment the anomaly regions in the images and incrementally learn to segment out-of-distribution (OOD) objects,…

Computer Vision and Pattern Recognition · Computer Science 2022-05-18 Hexin Dong , Zifan Chen , Mingze Yuan , Yutong Xie , Jie Zhao , Fei Yu , Bin Dong , Li Zhang

Analyzing complex scenes with Deep Neural Networks is a challenging task, particularly when images contain multiple objects that partially occlude each other. Existing approaches to image analysis mostly process objects independently and do…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Xiaoding Yuan , Adam Kortylewski , Yihong Sun , Alan Yuille
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