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Related papers: InstructSAM: Segment Any Instance with Any Instruc…

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We propose an approach to instance-level image segmentation that is built on top of category-level segmentation. Specifically, for each pixel in a semantic category mask, its corresponding instance bounding box is predicted using a deep…

Computer Vision and Pattern Recognition · Computer Science 2016-05-24 Zifeng Wu , Chunhua Shen , Anton van den Hengel

Instruction following is crucial in contemporary LLM. However, when extended to multimodal setting, it often suffers from misalignment between specific textual instruction and targeted local region of an image. To achieve more accurate and…

Computer Vision and Pattern Recognition · Computer Science 2024-10-17 Jinliang Zheng , Jianxiong Li , Sijie Cheng , Yinan Zheng , Jiaming Li , Jihao Liu , Yu Liu , Jingjing Liu , Xianyuan Zhan

Instance segmentation is the problem of detecting and delineating each distinct object of interest appearing in an image. Current instance segmentation approaches consist of ensembles of modules that are trained independently of each other,…

Computer Vision and Pattern Recognition · Computer Science 2016-10-26 Bernardino Romera-Paredes , Philip H. S. Torr

Despite the effectiveness of vision-language supervised fine-tuning in enhancing the performance of Vision Large Language Models (VLLMs). However, existing visual instruction tuning datasets include the following limitations: (1)…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Yangzhou Liu , Yue Cao , Zhangwei Gao , Weiyun Wang , Zhe Chen , Wenhai Wang , Hao Tian , Lewei Lu , Xizhou Zhu , Tong Lu , Yu Qiao , Jifeng Dai

The Segment-Anything Model (SAM) is a vision foundation model for segmentation with a prompt-driven framework. SAM generates class-agnostic masks based on user-specified instance-referring prompts. However, adapting SAM for automated…

Computer Vision and Pattern Recognition · Computer Science 2024-11-22 Hussni Mohd Zakir , Eric Tatt Wei Ho

The emergence of foundational models has significantly advanced segmentation approaches. However, challenges still remain in dense scenarios, where occlusions, scale variations, and clutter impede precise instance delineation. To address…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Muhammad Ibraheem Siddiqui , Muhammad Umer Sheikh , Hassan Abid , Muhammad Haris Khan

This paper addresses the challenge of 3D instance segmentation by simultaneously leveraging 3D geometric and multi-view image information. Many previous works have applied deep learning techniques to 3D point clouds for instance…

Computer Vision and Pattern Recognition · Computer Science 2024-08-05 Haoyu Guo , He Zhu , Sida Peng , Yuang Wang , Yujun Shen , Ruizhen Hu , Xiaowei Zhou

The current state-of-the-art methods for unsupervised video object segmentation (UVOS) require extensive training on video datasets with mask annotations, limiting their effectiveness in handling challenging scenarios. However, the Segment…

Computer Vision and Pattern Recognition · Computer Science 2025-07-09 Zhenghao Zhang , Shengfan Zhang , Zhichao Wei , Zuozhuo Dai , Siyu Zhu

Open-vocabulary Video Instance Segmentation (OpenVIS) can simultaneously detect, segment, and track arbitrary object categories in a video, without being constrained to categories seen during training. In this work, we propose InstFormer, a…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Pinxue Guo , Tony Huang , Peiyang He , Xuefeng Liu , Tianjun Xiao , Zhaoyu Chen , Wenqiang Zhang

Separating 3D point clouds into individual instances is an important task for 3D vision. It is challenging due to the unknown and varying number of instances in a scene. Existing deep learning based works focus on a two-step pipeline: first…

Computer Vision and Pattern Recognition · Computer Science 2021-08-27 Ruihang Chu , Yukang Chen , Tao Kong , Lu Qi , Lei Li

Large Language Models (LLMs) demonstrate strong capabilities in broad knowledge representation, yet they are inherently deficient in pixel-level perceptual understanding. Although the Segment Anything Model (SAM) represents a significant…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Hao Wang , Limeng Qiao , Zequn Jie , Zhijian Huang , Chengjian Feng , Qingfang Zheng , Lin Ma , Xiangyuan Lan , Xiaodan Liang

Recently, progress in acquisition equipment such as LiDAR sensors has enabled sensing increasingly spacious outdoor 3D environments. Making sense of such 3D acquisitions requires fine-grained scene understanding, such as constructing…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Cedric Perauer , Laurenz Adrian Heidrich , Haifan Zhang , Matthias Nießner , Anastasiia Kornilova , Alexey Artemov

Nucleus instance segmentation in histology images is crucial for a broad spectrum of clinical applications. Current dominant algorithms rely on regression of nuclear proxy maps. Distinguishing nucleus instances from the estimated maps…

Computer Vision and Pattern Recognition · Computer Science 2024-01-25 Zhongyi Shui , Yunlong Zhang , Kai Yao , Chenglu Zhu , Sunyi Zheng , Jingxiong Li , Honglin Li , Yuxuan Sun , Ruizhe Guo , Lin Yang

Prevalent state-of-the-art instance segmentation methods fall into a query-based scheme, in which instance masks are derived by querying the image feature using a set of instance-aware embeddings. In this work, we devise a new training…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Wenguan Wang , James Liang , Dongfang Liu

LSTMs have a proven track record in analyzing sequential data. But what about unordered instance bags, as found under a Multiple Instance Learning (MIL) setting? While not often used for this, we show LSTMs excell under this setting too. In…

Computer Vision and Pattern Recognition · Computer Science 2021-01-15 Kaili Wang , Jose Oramas , Tinne Tuytelaars

The limited availability of labeled data has driven advancements in semi-supervised learning for medical image segmentation. Modern large-scale models tailored for general segmentation, such as the Segment Anything Model (SAM), have…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Kaiwen Huang , Tao Zhou , Huazhu Fu , Yizhe Zhang , Yi Zhou , Chen Gong , Dong Liang

The Segment Anything Model (SAM) marks a notable milestone in segmentation models, highlighted by its robust zero-shot capabilities and ability to handle diverse prompts. SAM follows a pipeline that separates interactive segmentation into…

Computer Vision and Pattern Recognition · Computer Science 2024-05-30 You Huang , Zongyu Lan , Liujuan Cao , Xianming Lin , Shengchuan Zhang , Guannan Jiang , Rongrong Ji

In-context segmentation has drawn increasing attention with the advent of vision foundation models. Its goal is to segment objects using given reference images. Most existing approaches adopt metric learning or masked image modeling to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Chaoyang Wang , Xiangtai Li , Henghui Ding , Lu Qi , Jiangning Zhang , Yunhai Tong , Chen Change Loy , Shuicheng Yan

Amodal instance segmentation, which aims to detect and segment both visible and invisible parts of objects in images, plays a crucial role in various applications including autonomous driving, robotic manipulation, and scene understanding.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Wei-En Tai , Yu-Lin Shih , Cheng Sun , Yu-Chiang Frank Wang , Hwann-Tzong Chen

Language-guided segmentation transcends the scope limitations of traditional semantic segmentation, enabling models to segment arbitrary target regions based on natural language instructions. Existing approaches typically adopt a two-stage…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Chao Hao , Jun Xu , Ji Du , Shuo Ye , Ziyue Qiao , Xiaodong Cun , Guangcong Wang , Xubin Zheng , Zitong Yu