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The standard training method of Conditional Random Fields (CRFs) is very slow for large-scale applications. As an alternative, piecewise training divides the full graph into pieces, trains them independently, and combines the learned…

机器学习 · 计算机科学 2012-12-05 Zhemin Zhu , Djoerd Hiemstra , Peter Apers , Andreas Wombacher

Several learning algorithms have been proposed for offline multi-label classification. However, applications in areas such as traffic monitoring, social networks, and sensors produce data continuously, the so called data streams, posing…

Semantic labelling is highly correlated with geometry and radiance reconstruction, as scene entities with similar shape and appearance are more likely to come from similar classes. Recent implicit neural reconstruction techniques are…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Shuaifeng Zhi , Tristan Laidlow , Stefan Leutenegger , Andrew J. Davison

Extreme multi-label classification (XML) involves tagging a data point with its most relevant subset of labels from an extremely large label set, with several applications such as product-to-product recommendation with millions of products.…

计算与语言 · 计算机科学 2021-08-03 Anshul Mittal , Kunal Dahiya , Sheshansh Agrawal , Deepak Saini , Sumeet Agarwal , Purushottam Kar , Manik Varma

There are two major approaches for sequence labeling. One is the probabilistic gradient-based methods such as conditional random fields (CRF) and neural networks (e.g., RNN), which have high accuracy but drawbacks: slow training, and no…

机器学习 · 计算机科学 2018-11-20 Xu Sun , Shuming Ma , Yi Zhang , Xuancheng Ren

The accurate labeling of datasets is often both costly and time-consuming. Given an unlabeled dataset, programmatic weak supervision obtains probabilistic predictions for the labels by leveraging multiple weak labeling functions (LFs) that…

机器学习 · 统计学 2025-08-07 Verónica Álvarez , Santiago Mazuelas , Steven An , Sanjoy Dasgupta

High-quality labels are expensive to obtain for many machine learning tasks, such as medical image classification tasks. Therefore, probabilistic (weak) labels produced by weak supervision tools are used to seed a process in which…

数据库 · 计算机科学 2021-07-27 Yinjun Wu , James Weimer , Susan B. Davidson

Self-supervised contrastive learning is an effective approach for addressing the challenge of limited labelled data. This study builds upon the previously established two-stage patch-level, multi-label classification method for…

计算机视觉与模式识别 · 计算机科学 2026-02-09 Salma Haidar , José Oramas

Current State-of-the-Art models in Named Entity Recognition (NER) are neural models with a Conditional Random Field (CRF) as the final network layer, and pre-trained "contextual embeddings". The CRF layer is used to facilitate global…

计算与语言 · 计算机科学 2021-03-25 Brian Lester , Daniel Pressel , Amy Hemmeter , Sagnik Ray Choudhury

Deep neural networks are highly susceptible to overfitting noisy labels, which leads to degraded performance. Existing methods address this issue by employing manually defined criteria, aiming to achieve optimal partitioning in each…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Wenzhen Zhang , Debo Cheng , Guangquan Lu , Bo Zhou , Jiaye Li , Shichao Zhang

The presence of label noise often misleads the training of deep neural networks. Departing from the recent literature which largely assumes the label noise rate is only determined by the true label class, the errors in human-annotated…

机器学习 · 计算机科学 2021-03-31 Zhaowei Zhu , Tongliang Liu , Yang Liu

Context in image is crucial for scene labeling while existing methods only exploit local context generated from a small surrounding area of an image patch or a pixel, by contrast long-range and global contextual information is ignored. To…

计算机视觉与模式识别 · 计算机科学 2016-08-12 Heng Fan , Xue Mei , Danil Prokhorov , Haibin Ling

The study of model bias and variance with respect to decision boundaries is critically important in supervised classification. There is generally a tradeoff between the two, as fine-tuning of the decision boundary of a classification model…

机器学习 · 计算机科学 2020-02-25 Matthew Almeida , Wei Ding , Scott Crouter , Ping Chen

Conventional change detection methods require a large number of images to learn background models or depend on tedious pixel-level labeling by humans. In this paper, we present a weakly supervised approach that needs only image-level labels…

计算机视觉与模式识别 · 计算机科学 2017-05-24 Salman H Khan , Xuming He , Fatih Porikli , Mohammed Bennamoun , Ferdous Sohel , Roberto Togneri

As a very popular multi-label classification method, Classifiers Chain has recently been widely applied to many multi-label classification tasks. However, existing Classifier Chains methods are difficult to model and exploit the underlying…

人工智能 · 计算机科学 2022-04-14 Gao Pengfei , Lai Dedi , Zhao Lijiao , Liang Yue , Ma Yinglong

The recent success of deep neural networks is powered in part by large-scale well-labeled training data. However, it is a daunting task to laboriously annotate an ImageNet-like dateset. On the contrary, it is fairly convenient, fast, and…

计算机视觉与模式识别 · 计算机科学 2018-03-23 Yifan Ding , Liqiang Wang , Deliang Fan , Boqing Gong

Designed as extremely deep architectures, deep residual networks which provide a rich visual representation and offer robust convergence behaviors have recently achieved exceptional performance in numerous computer vision problems. Being…

计算机视觉与模式识别 · 计算机科学 2017-04-13 T. Hoang Ngan Le , Chi Nhan Duong , Ligong Han , Khoa Luu , Marios Savvides , Dipan Pal

We recast dependency parsing as a sequence labeling problem, exploring several encodings of dependency trees as labels. While dependency parsing by means of sequence labeling had been attempted in existing work, results suggested that the…

计算与语言 · 计算机科学 2019-04-01 Michalina Strzyz , David Vilares , Carlos Gómez-Rodríguez

Mislabeled samples are ubiquitous in real-world datasets as rule-based or expert labeling is usually based on incorrect assumptions or subject to biased opinions. Neural networks can "memorize" these mislabeled samples and, as a result,…

机器学习 · 计算机科学 2021-11-24 Katharina Rombach , Gabriel Michau , Olga Fink

The label quality of defect data sets has a direct influence on the reliability of defect prediction models. In this study, for multi-version-project defect data sets, we propose an approach to automatically detecting instances with…

软件工程 · 计算机科学 2021-01-29 Shiran Liu , Zhaoqiang Guo , Yanhui Li , Chuanqi Wang , Lin Chen , Zhongbin Sun , Yuming Zhou