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Conditional random field (CRF) and Structural Support Vector Machine (Structural SVM) are two state-of-the-art methods for structured prediction which captures the interdependencies among output variables. The success of these methods is…

机器学习 · 计算机科学 2015-03-19 Qi Mao , Ivor W. Tsang

A conditional random field (CRF) model for cloud detection in ground based sky images is presented. We show that very high cloud detection accuracy can be achieved by combining a discriminative classifier and a higher order clique potential…

图像与视频处理 · 电气工程与系统科学 2019-06-19 Vijai T. Jayadevan , Jeffrey J. Rodriguez , Alexander D. Cronin

Sequence labeling for extraction of medical events and their attributes from unstructured text in Electronic Health Record (EHR) notes is a key step towards semantic understanding of EHRs. It has important applications in health informatics…

计算与语言 · 计算机科学 2016-07-13 Abhyuday Jagannatha , Hong Yu

The increase of vehicle in highways may cause traffic congestion as well as in the normal roadways. Predicting the traffic flow in highways especially, is demanded to solve this congestion problem. Predictions on time-series multivariate…

计算机视觉与模式识别 · 计算机科学 2017-07-12 Sumarsih Condroayu Purbarani , Hadaiq Rolis Sanabila , Wisnu Jatmiko

Semantic segmentation (i.e. image parsing) aims to annotate each image pixel with its corresponding semantic class label. Spatially consistent labeling of the image requires an accurate description and modeling of the local contextual…

计算机视觉与模式识别 · 计算机科学 2019-01-24 Hasan F. Ates , Sercan Sunetci

Recently, various pre-trained language models (PLMs) have been proposed to prove their impressive performances on a wide range of few-shot tasks. However, limited by the unstructured prior knowledge in PLMs, it is difficult to maintain…

计算与语言 · 计算机科学 2024-07-15 Ke Ji , Peng Wang , Wenjun Ke , Guozheng Li , Jiajun Liu , Jingsheng Gao , Ziyu Shang

Fully-connected Conditional Random Field (CRF) is often used as post-processing to refine voxel classification results by encouraging spatial coherence. In this paper, we propose a new end-to-end training method called Posterior-CRF. In…

计算机视觉与模式识别 · 计算机科学 2018-11-09 Shuai Chen , Marleen de Bruijne

Fine-grained action segmentation and recognition is an important yet challenging task. Given a long, untrimmed sequence of kinematic data, the task is to classify the action at each time frame and segment the time series into the correct…

计算机视觉与模式识别 · 计算机科学 2018-01-30 Effrosyni Mavroudi , Divya Bhaskara , Shahin Sefati , Haider Ali , René Vidal

We develop a representation suitable for the unconstrained recognition of words in natural images: the general case of no fixed lexicon and unknown length. To this end we propose a convolutional neural network (CNN) based architecture which…

计算机视觉与模式识别 · 计算机科学 2015-04-13 Max Jaderberg , Karen Simonyan , Andrea Vedaldi , Andrew Zisserman

The development of vision-language models (VLMs) for histo-pathology has shown promising new usages and zero-shot performances. However, current approaches, which decompose large slides into smaller patches, focus solely on inductive…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Maxime Zanella , Fereshteh Shakeri , Yunshi Huang , Houda Bahig , Ismail Ben Ayed

Classification of pathological images is the basis for automatic cancer diagnosis. Despite that deep learning methods have achieved remarkable performance, they heavily rely on labeled data, demanding extensive human annotation efforts. In…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Lanfeng Zhong , Zongyao Huang , Yang Liu , Wenjun Liao , Shichuan Zhang , Guotai Wang , Shaoting Zhang

Hidden Markov models (HMMs) and conditional random fields (CRFs) are two popular techniques for modeling sequential data. Inference algorithms designed over CRFs and HMMs allow estimation of the state sequence given the observations. In…

人工智能 · 计算机科学 2012-02-20 Gungor Polatkan , Oncel Tuzel

Breast cancer diagnosis often requires accurate detection of metastasis in lymph nodes through Whole-slide Images (WSIs). Recent advances in deep convolutional neural networks (CNNs) have shown significant successes in medical image…

计算机视觉与模式识别 · 计算机科学 2018-06-20 Yi Li , Wei Ping

Conditional Random Rields (CRF) have been widely applied in image segmentations. While most studies rely on hand-crafted features, we here propose to exploit a pre-trained large convolutional neural network (CNN) to generate deep features…

计算机视觉与模式识别 · 计算机科学 2015-03-31 Fayao Liu , Guosheng Lin , Chunhua Shen

Cell detection in histopathology images is of great interest to clinical practice and research, and convolutional neural networks (CNNs) have achieved remarkable cell detection results. Typically, to train CNN-based cell detection models,…

计算机视觉与模式识别 · 计算机科学 2023-02-17 Zipei Zhao , Fengqian Pang , Yaou Liu , Zhiwen Liu , Chuyang Ye

Inspired by the hierarchical hidden Markov models (HHMM), we present the hierarchical semi-Markov conditional random field (HSCRF), a generalisation of embedded undirectedMarkov chains tomodel complex hierarchical, nestedMarkov processes.…

机器学习 · 统计学 2010-09-13 Tran The Truyen , Dinh Q. Phung , Hung H. Bui , Svetha Venkatesh

Structure learning of Conditional Random Fields (CRFs) can be cast into an L1-regularized optimization problem. To avoid optimizing over a fully linked model, gain-based or gradient-based feature selection methods start from an empty model…

机器学习 · 计算机科学 2014-07-01 Ni Lao , Jun Zhu

Deep learning has shown strong potential in cancer classification from whole-slide images (WSIs), but the need for extensive expert annotations often limits its success. Annotation-free approaches, such as multiple instance learning (MIL)…

计算机视觉与模式识别 · 计算机科学 2026-03-12 Willmer Rafell Quinones Robles , Sakonporn Noree , Jongwoo Kim , Young Sin Ko , Bryan Wong , Mun Yong Yi

A major challenge in structured prediction is to represent the interdependencies within output structures. When outputs are structured as sequences, linear-chain conditional random fields (CRFs) are a widely used model class which can learn…

机器学习 · 计算机科学 2023-08-14 Sean Papay , Roman Klinger , Sebastian Padó

Deep neural networks are increasingly used in medical imaging for tasks such as pathological classification, but they face challenges due to the scarcity of high-quality, expert-labeled training data. Recent efforts have utilized…

机器学习 · 计算机科学 2024-10-14 Jongseong Jang , Daeun Kyung , Seung Hwan Kim , Honglak Lee , Kyunghoon Bae , Edward Choi