中文
相关论文

相关论文: Closed-Form Training of Conditional Random Fields …

200 篇论文

We experiment graph-based Semi-Supervised Learning (SSL) of Conditional Random Fields (CRF) for the application of Spoken Language Understanding (SLU) on unaligned data. The aligned labels for examples are obtained using IBM Model. We adapt…

计算与语言 · 计算机科学 2017-01-31 Mohammad Aliannejadi , Masoud Kiaeeha , Shahram Khadivi , Saeed Shiry Ghidary

This paper presents an empirical study of two widely-used sequence prediction models, Conditional Random Fields (CRFs) and Long Short-Term Memory Networks (LSTMs), on two fundamental tasks for Vietnamese text processing, including…

计算与语言 · 计算机科学 2017-08-31 Phuong Le-Hong , Minh Pham Quang Nhat , Thai-Hoang Pham , Tuan-Anh Tran , Dang-Minh Nguyen

For the Convolutional Neural Networks (CNNs) applied in the intelligent diagnosis of gastric cancer, existing methods mostly focus on individual characteristics or network frameworks without a policy to depict the integral information.…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Changhao Sun , Chen Li , Jinghua Zhang , Muhammad Rahaman , Shiliang Ai , Hao Chen , Frank Kulwa , Yixin Li , Xiaoyan Li , Tao Jiang

This paper presents a new probabilistic generative model for image segmentation, i.e. the task of partitioning an image into homogeneous regions. Our model is grounded on a mid-level image representation, called a region tree, in which…

机器学习 · 统计学 2015-06-15 Shell X. Hu , Christopher K. I. Williams , Sinisa Todorovic

Traditional Scene Understanding problems such as Object Detection and Semantic Segmentation have made breakthroughs in recent years due to the adoption of deep learning. However, the former task is not able to localise objects at a pixel…

计算机视觉与模式识别 · 计算机科学 2016-09-12 Anurag Arnab , Philip H. S. Torr

We propose a new CNN-CRF end-to-end learning framework, which is based on joint stochastic optimization with respect to both Convolutional Neural Network (CNN) and Conditional Random Field (CRF) parameters. While stochastic gradient descent…

计算机视觉与模式识别 · 计算机科学 2016-09-15 Alexander Kirillov , Dmitrij Schlesinger , Shuai Zheng , Bogdan Savchynskyy , Philip H. S. Torr , Carsten Rother

Deep convolutional neural networks (CNNs) are the backbone of state-of-art semantic image segmentation systems. Recent work has shown that complementing CNNs with fully-connected conditional random fields (CRFs) can significantly enhance…

计算机视觉与模式识别 · 计算机科学 2016-06-03 Liang-Chieh Chen , Jonathan T. Barron , George Papandreou , Kevin Murphy , Alan L. Yuille

As a promising fashion for visual localization, scene coordinate regression (SCR) has seen tremendous progress in the past decade. Most recent methods usually adopt neural networks to learn the mapping from image pixels to 3D scene…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Le Chen , Weirong Chen , Rui Wang , Marc Pollefeys

Differentiating signals from the background in micrographs is a critical initial step for cryogenic electron microscopy (cryo-EM), yet it remains laborious due to low signal-to-noise ratio (SNR), the presence of contaminants and densely…

图像与视频处理 · 电气工程与系统科学 2025-09-30 Szu-Chi Chung , Po-Cheng Chou

Trans-dimensional random field language models (TRF LMs) where sentences are modeled as a collection of random fields, have shown close performance with LSTM LMs in speech recognition and are computationally more efficient in inference.…

计算与语言 · 计算机科学 2017-10-31 Bin Wang , Zhijian Ou

Automated recognition of facial expressions of emotions, and detection of facial action units (AUs), from videos depends critically on modeling of their dynamics. These dynamics are characterized by changes in temporal phases…

计算机视觉与模式识别 · 计算机科学 2015-10-15 Robert Walecki , Ognjen Rudovic , Vladimir Pavlovic , Maja Pantic

We propose a result-level category-specific fusion architecture called ClassWise-CRF. This architecture employs a two-stage process: first, it selects expert networks that perform well in specific categories from a pool of candidate…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Qinfeng Zhu , Yunxi Jiang , Lei Fan

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

It is now well known that Markov random fields (MRFs) are particularly effective for modeling image priors in low-level vision. Recent years have seen the emergence of two main approaches for learning the parameters in MRFs: (1)…

计算机视觉与模式识别 · 计算机科学 2014-01-17 Yunjin Chen , Thomas Pock , René Ranftl , Horst Bischof

Semantic segmentation has made significant progress in recent years thanks to deep neural networks, but the common objective of generating a single segmentation output that accurately matches the image's content may not be suitable for…

计算机视觉与模式识别 · 计算机科学 2023-09-12 Lukas Zbinden , Lars Doorenbos , Theodoros Pissas , Adrian Thomas Huber , Raphael Sznitman , Pablo Márquez-Neila

In recent years, it has been found that screen content images (SCI) can be effectively compressed based on appropriate probability modelling and suitable entropy coding methods such as arithmetic coding. The key objective is determining the…

图像与视频处理 · 电气工程与系统科学 2023-05-11 Shabhrish Reddy Uddehal , Tilo Strutz , Hannah Och , André Kaup

Neural Fields (NF) have gained prominence as a versatile framework for complex data representation. This work unveils a new problem setting termed \emph{Meta-Continual Learning of Neural Fields} (MCL-NF) and introduces a novel strategy that…

人工智能 · 计算机科学 2026-02-24 Seungyoon Woo , Junhyeog Yun , Gunhee Kim

We propose a neuralized undirected graphical model called Neural-Hidden-CRF to solve the weakly-supervised sequence labeling problem. Under the umbrella of probabilistic undirected graph theory, the proposed Neural-Hidden-CRF embedded with…

计算与语言 · 计算机科学 2023-10-02 Zhijun Chen , Hailong Sun , Wanhao Zhang , Chunyi Xu , Qianren Mao , Pengpeng Chen

Existing methods for interactive segmentation in radiance fields entail scene-specific optimization and thus cannot generalize across different scenes, which greatly limits their applicability. In this work we make the first attempt at…

计算机视觉与模式识别 · 计算机科学 2023-08-10 Songlin Tang , Wenjie Pei , Xin Tao , Tanghui Jia , Guangming Lu , Yu-Wing Tai

We apply stochastic average gradient (SAG) algorithms for training conditional random fields (CRFs). We describe a practical implementation that uses structure in the CRF gradient to reduce the memory requirement of this linearly-convergent…