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Related papers: Mask Scoring R-CNN

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Binary grid mask representation is broadly used in instance segmentation. A representative instantiation is Mask R-CNN which predicts masks on a $28\times 28$ binary grid. Generally, a low-resolution grid is not sufficient to capture the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-28 Xing Shen , Jirui Yang , Chunbo Wei , Bing Deng , Jianqiang Huang , Xiansheng Hua , Xiaoliang Cheng , Kewei Liang

The accuracy of state-of-the-art Faster R-CNN and YOLO object detectors are evaluated and compared on a special masked MS COCO dataset to measure how much their predictions rely on contextual information encoded at object category level.…

Computer Vision and Pattern Recognition · Computer Science 2018-09-24 Csaba Nemes , Sandor Jordan

Partially-supervised instance segmentation is a task which requests segmenting objects from novel unseen categories via learning on limited seen categories with annotated masks thus eliminating demands of heavy annotation burden. The key to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Xuehui Wang , Kai Zhao , Ruixin Zhang , Shouhong Ding , Yan Wang , Wei Shen

Region Proposal Network (RPN) is the cornerstone of two-stage object detectors, it generates a sparse set of object proposals and alleviates the extrem foregroundbackground class imbalance problem during training. However, we find that the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-12 Li Zhu , Zihao Xie , Liman Liu , Bo Tao , Wenbing Tao

Multiple human parsing aims to segment various human parts and associate each part with the corresponding instance simultaneously. This is a very challenging task due to the diverse human appearance, semantic ambiguity of different body…

Computer Vision and Pattern Recognition · Computer Science 2020-09-22 Lu Yang , Qing Song , Zhihui Wang , Mengjie Hu , Chun Liu , Xueshi Xin , Wenhe Jia , Songcen Xu

Recent attention in instance segmentation has focused on query-based models. Despite being non-maximum suppression (NMS)-free and end-to-end, the superiority of these models on high-accuracy real-time benchmarks has not been well…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Junjie He , Pengyu Li , Yifeng Geng , Xuansong Xie

Quantitative analysis of cell nuclei in microscopic images is an essential yet challenging source of biological and pathological information. The major challenge is accurate detection and segmentation of densely packed nuclei in images…

Quantitative Methods · Quantitative Biology 2019-11-14 Linqing Feng , Jun Ho Song , Jiwon Kim , Soomin Jeong , Jin Sung Park , Jinhyun Kim

Separating and labeling each instance of a nucleus (instance-aware segmentation) is the key challenge in segmenting single cell nuclei on fluorescence microscopy images. Deep Neural Networks can learn the implicit transformation of a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-11 Florian Kromp , Lukas Fischer , Eva Bozsaky , Inge Ambros , Wolfgang Doerr , Sabine Taschner-Mandl , Peter Ambros , Allan Hanbury

We present FourierMask, which employs Fourier series combined with implicit neural representations to generate instance segmentation masks. We apply a Fourier mapping (FM) to the coordinate locations and utilize the mapped features as…

Computer Vision and Pattern Recognition · Computer Science 2022-03-18 Hamd ul Moqeet Riaz , Nuri Benbarka , Timon Hoefer , Andreas Zell

Cancer is one of the leading causes of death in the developed world. Cancer diagnosis is performed through the microscopic analysis of a sample of suspicious tissue. This process is time consuming and error prone, but Deep Learning models…

Image and Video Processing · Electrical Eng. & Systems 2022-03-04 Pedro Costa , Yongpan Fu , João Nunes , Aurélio Campilho , Jaime S. Cardoso

We use a well-known deep neural network framework, called Mask R-CNN, for identification of solar filaments in full-disk H-alpha images from Big Bear Solar Observatory (BBSO). The image data, collected from BBSO's archive, are integrated…

Solar and Stellar Astrophysics · Physics 2019-12-06 Azim Ahmadzadeh , Sushant S. Mahajan , Dustin J. Kempton , Rafal A. Angryk , Shihao Ji

This paper presents Mask-aware Intersection-over-Union (maIoU) for assigning anchor boxes as positives and negatives during training of instance segmentation methods. Unlike conventional IoU or its variants, which only considers the…

Computer Vision and Pattern Recognition · Computer Science 2021-10-20 Kemal Oksuz , Baris Can Cam , Fehmi Kahraman , Zeynep Sonat Baltaci , Sinan Kalkan , Emre Akbas

Food resources face severe damages under extraordinary situations of catastrophes such as earthquakes, cyclones, and tsunamis. Under such scenarios, speedy assessment of food resources from agricultural land is critical as it supports aid…

Image and Video Processing · Electrical Eng. & Systems 2021-05-11 Muhammad Shakaib Iqbal , Hazrat Ali , Son N. Tran , Talha Iqbal

This paper presents a novel method of landslide detection by exploiting the Mask R-CNN capability of identifying an object layout by using a pixel-based segmentation, along with transfer learning used to train the proposed model. A data set…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Silvia Liberata Ullo , Amrita Mohan , Alessandro Sebastianelli , Shaik Ejaz Ahamed , Basant Kumar , Ramji Dwivedi , G. R. Sinha

This project applies Mask R-CNN method to ISIC 2018 challenge tasks: lesion boundary segmentation (task1), lesion attributes detection (task 2), lesion diagnosis (task 3), a solution to the latter is using a trained model for task 1 and a…

Image and Video Processing · Electrical Eng. & Systems 2018-07-18 Andrey Sorokin

Partially supervised instance segmentation aims to perform learning on limited mask-annotated categories of data thus eliminating expensive and exhaustive mask annotation. The learned models are expected to be generalizable to novel…

Computer Vision and Pattern Recognition · Computer Science 2020-07-27 Qi Fan , Lei Ke , Wenjie Pei , Chi-Keung Tang , Yu-Wing Tai

Performing data augmentation for learning deep neural networks is known to be important for training visual recognition systems. By artificially increasing the number of training examples, it helps reducing overfitting and improves…

Computer Vision and Pattern Recognition · Computer Science 2019-09-23 Nikita Dvornik , Julien Mairal , Cordelia Schmid

Open-vocabulary 3D instance segmentation is cutting-edge for its ability to segment 3D instances without predefined categories. However, progress in 3D lags behind its 2D counterpart due to limited annotated 3D data. To address this, recent…

Computer Vision and Pattern Recognition · Computer Science 2024-04-11 Mi Yan , Jiazhao Zhang , Yan Zhu , He Wang

Instance Segmentation, which seeks to obtain both class and instance labels for each pixel in the input image, is a challenging task in computer vision. State-of-the-art algorithms often employ two separate stages, the first one generating…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Jialin Yuan , Chao Chen , Li Fuxin

Coarse-to-fine 3D instance segmentation methods show weak performances compared to recent Grouping-based, Kernel-based and Transformer-based methods. We argue that this is due to two limitations: 1) Instance size overestimation by…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Sangyun Shin , Kaichen Zhou , Madhu Vankadari , Andrew Markham , Niki Trigoni