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This work develops a novel end-to-end deep unsupervised learning method based on convolutional neural network (CNN) with pseudo-classes for remote sensing scene representation. First, we introduce center points as the centers of the pseudo…

计算机视觉与模式识别 · 计算机科学 2019-03-19 Zhiqiang Gong , Ping Zhong , Weidong Hu , Fang Liu , Bingwei Hui

Annotating time boundaries of sound events is labor-intensive, limiting the scalability of strongly supervised learning in audio detection. To reduce annotation costs, weakly-supervised learning with only clip-level labels has been widely…

声音 · 计算机科学 2025-10-30 Keisuke Imoto

With fully leveraging the value of unlabeled data, semi-supervised medical image segmentation algorithms significantly reduces the limitation of limited labeled data, achieving a significant improvement in accuracy. However, the…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Jialu Zhou , Dianxi Shi , Shaowu Yang , Chunping Qiu , Luoxi Jing , Mengzhu Wang

In semi-supervised medical image segmentation, the poor quality of unlabeled data and the uncertainty in the model's predictions lead to models that inevitably produce erroneous pseudo-labels. These errors accumulate throughout model…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Shiwei Zhou , Xin Liu , Haifeng Zhao , Bin Luo , Dengdi Sun

Utilizing uniformly distributed sparse annotations, weakly supervised learning alleviates the heavy reliance on fine-grained annotations in point cloud semantic segmentation tasks. However, few works discuss the inhomogeneity of sparse…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Zhiyi Pan , Nan Zhang , Wei Gao , Shan Liu , Ge Li

An increasing amount of applications rely on data-driven models that are deployed for perception tasks across a sequence of scenes. Due to the mismatch between training and deployment data, adapting the model on the new scenes is often…

计算机视觉与模式识别 · 计算机科学 2025-10-15 Zhizheng Liu , Francesco Milano , Jonas Frey , Roland Siegwart , Hermann Blum , Cesar Cadena

Spectrograms have been widely used in Convolutional Neural Networks based schemes for acoustic scene classification, such as the STFT spectrogram and the MFCC spectrogram, etc. They have different time-frequency characteristics,…

计算机视觉与模式识别 · 计算机科学 2018-09-06 Weiping Zheng , Zhenyao Mo , Xiaotao Xing , Gansen Zhao

Consistency learning plays a crucial role in semi-supervised medical image segmentation as it enables the effective utilization of limited annotated data while leveraging the abundance of unannotated data. The effectiveness and efficiency…

计算机视觉与模式识别 · 计算机科学 2023-05-26 Zhenxi Zhang , Ran Ran , Chunna Tian , Heng Zhou , Xin Li , Fan Yang , Zhicheng Jiao

As part of autonomous car driving systems, semantic segmentation is an essential component to obtain a full understanding of the car's environment. One difficulty, that occurs while training neural networks for this purpose, is class…

计算机视觉与模式识别 · 计算机科学 2019-01-25 Robin Chan , Matthias Rottmann , Fabian Hüger , Peter Schlicht , Hanno Gottschalk

Most of the achievements in artificial intelligence so far were accomplished by supervised learning which requires numerous annotated training data and thus costs innumerable manpower for labeling. Unsupervised learning is one of the…

计算机视觉与模式识别 · 计算机科学 2021-06-14 Mingxiang Chen , Zhanguo Chang , Haonan Lu , Bitao Yang , Zhuang Li , Liufang Guo , Zhecheng Wang

We propose an approach to semantic segmentation that achieves state-of-the-art supervised performance when applied in a zero-shot setting. It thus achieves results equivalent to those of the supervised methods, on each of the major semantic…

计算机视觉与模式识别 · 计算机科学 2024-05-01 Wei Yin , Yifan Liu , Chunhua Shen , Baichuan Sun , Anton van den Hengel

We present a boundary-aware domain adaptation model for LiDAR scan full-scene semantic segmentation (LiDARNet). Our model can extract both the domain private features and the domain shared features with a two-branch structure. We embedded…

计算机视觉与模式识别 · 计算机科学 2021-04-27 Peng Jiang , Srikanth Saripalli

Partial multi-label learning aims to extract knowledge from incompletely annotated data, which includes known correct labels, known incorrect labels, and unknown labels. The core challenge lies in accurately identifying the ambiguous…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Xin Wu , Fei Teng , Yue Feng , Kaibo Shi , Zhuosheng Lin , Ji Zhang , James Wang

Vision foundation models such as Contrastive Vision-Language Pre-training (CLIP) and Segment Anything (SAM) have demonstrated impressive zero-shot performance on image classification and segmentation tasks. However, the incorporation of…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Runnan Chen , Youquan Liu , Lingdong Kong , Nenglun Chen , Xinge Zhu , Yuexin Ma , Tongliang Liu , Wenping Wang

Nowadays, Semi-Supervised Object Detection (SSOD) is a hot topic, since, while it is rather easy to collect images for creating a new dataset, labeling them is still an expensive and time-consuming task. One of the successful methods to…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Leonardo Rossi , Akbar Karimi , Andrea Prati

Pseudo-labeling is significant for semi-supervised instance segmentation, which generates instance masks and classes from unannotated images for subsequent training. However, in existing pipelines, pseudo-labels that contain valuable…

计算机视觉与模式识别 · 计算机科学 2023-08-11 Jie Hu , Chen Chen , Liujuan Cao , Shengchuan Zhang , Annan Shu , Guannan Jiang , Rongrong Ji

Most of the recent Deep Semantic Segmentation algorithms suffer from large generalization errors, even when powerful hierarchical representation models based on convolutional neural networks have been employed. This could be attributed to…

计算机视觉与模式识别 · 计算机科学 2019-10-01 Javed Iqbal , Mohsen Ali

Masked Image Modeling (MIM)-based models, such as SdAE, CAE, GreenMIM, and MixAE, have explored different strategies to enhance the performance of Masked Autoencoders (MAE) by modifying prediction, loss functions, or incorporating…

计算机视觉与模式识别 · 计算机科学 2024-06-26 Srinivasa Rao Nandam , Sara Atito , Zhenhua Feng , Josef Kittler , Muhammad Awais

With the recent growth of urban mapping and autonomous driving efforts, there has been an explosion of raw 3D data collected from terrestrial platforms with lidar scanners and color cameras. However, due to high labeling costs, ground-truth…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Kyle Genova , Xiaoqi Yin , Abhijit Kundu , Caroline Pantofaru , Forrester Cole , Avneesh Sud , Brian Brewington , Brian Shucker , Thomas Funkhouser

A common classification task situation is where one has a large amount of data available for training, but only a small portion is annotated with class labels. The goal of semi-supervised training, in this context, is to improve…

计算机视觉与模式识别 · 计算机科学 2022-07-01 Zijian Hu , Zhengyu Yang , Xuefeng Hu , Ram Nevatia