中文
相关论文

相关论文: Feature extraction using Latent Dirichlet Allocati…

200 篇论文

Mid-level visual element discovery aims to find clusters of image patches that are both representative and discriminative. In this work, we study this problem from the prospective of pattern mining while relying on the recently popularized…

计算机视觉与模式识别 · 计算机科学 2016-11-17 Yao Li , Lingqiao Liu , Chunhua Shen , Anton van den Hengel

This study introduces a novel unsupervised medical image feature extraction method that employs spatial stratification techniques. An objective function based on weight is proposed to achieve the purpose of fast image recognition. The…

图像与视频处理 · 电气工程与系统科学 2024-06-28 Qishi Zhan , Dan Sun , Erdi Gao , Yuhan Ma , Yaxin Liang , Haowei Yang

Text summarization aims to compress a textual document to a short summary while keeping salient information. Extractive approaches are widely used in text summarization because of their fluency and efficiency. However, most of existing…

计算与语言 · 计算机科学 2020-10-14 Peng Cui , Le Hu , Yuanchao Liu

Deep learning has excelled in image recognition tasks through neural networks inspired by the human brain. However, the necessity for large models to improve prediction accuracy introduces significant computational demands and extended…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Taigo Sakai , Kazuhiro Hotta

Similarity analysis using neural networks has emerged as a powerful technique for understanding and categorizing complex patterns in various domains. By leveraging the latent representations learned by neural networks, data objects such as…

计算机视觉与模式识别 · 计算机科学 2023-07-26 Cyril Juliani

The analyses relying on 3D point clouds are an utterly complex task, often involving million of points, but also requiring computationally efficient algorithms because of many real-time applications; e.g. autonomous vehicle. However, point…

计算机视觉与模式识别 · 计算机科学 2019-06-11 Can Chen , Luca Zanotti Fragonara , Antonios Tsourdos

In recent years, deep metric learning has achieved promising results in learning high dimensional semantic feature embeddings where the spatial relationships of the feature vectors match the visual similarities of the images. Similarity…

机器学习 · 计算机科学 2019-09-25 Konstantin Schall , Kai Uwe Barthel , Nico Hezel , Klaus Jung

Diffusion is commonly used as a ranking or re-ranking method in retrieval tasks to achieve higher retrieval performance, and has attracted lots of attention in recent years. A downside to diffusion is that it performs slowly in comparison…

计算机视觉与模式识别 · 计算机科学 2019-01-07 Fan Yang , Ryota Hinami , Yusuke Matsui , Steven Ly , Shin'ichi Satoh

Web images come in hand with valuable contextual information. Although this information has long been mined for various uses such as image annotation, clustering of images, inference of image semantic content, etc., insufficient attention…

多媒体 · 计算机科学 2020-05-21 F. Fauzi , H. J. Long , M. Belkhatir

Many real systems have been modelled in terms of network concepts, and written texts are a particular example of information networks. In recent years, the use of network methods to analyze language has allowed the discovery of several…

计算与语言 · 计算机科学 2016-06-28 Henrique F. de Arruda , Luciano da F. Costa , Diego R. Amancio

Layer-wise Relevance Propagation (LRP) and saliency maps have been recently used to explain the predictions of Deep Learning models, specifically in the domain of text classification. Given different attribution-based explanations to…

In this paper, we tackle the problem of explanations in a deep-learning based model for recommendations by leveraging the technique of layer-wise relevance propagation. We use a Deep Convolutional Neural Network to extract relevant features…

机器学习 · 计算机科学 2018-07-18 Homanga Bharadhwaj

Ability of deep networks to extract high level features and of recurrent networks to perform time-series inference have been studied. In view of universality of one hidden layer network at approximating functions under weak constraints, the…

神经与进化计算 · 计算机科学 2014-12-19 Sharat C. Prasad , Piyush Prasad

This work presents a comparison of machine learning algorithms that are implemented to segment the characters of text presented as an image. The algorithms are designed to work on degraded documents with text that is not aligned in an…

计算机视觉与模式识别 · 计算机科学 2021-07-29 P Preethi , Hrishikesh Viswanath

Video anomaly detection is recently formulated as a multiple instance learning task under weak supervision, in which each video is treated as a bag of snippets to be determined whether contains anomalies. Previous efforts mainly focus on…

计算机视觉与模式识别 · 计算机科学 2022-08-12 Yujiang Pu , Xiaoyu Wu

We here introduce a novel classification approach adopted from the nonlinear model identification framework, which jointly addresses the feature selection and classifier design tasks. The classifier is constructed as a polynomial expansion…

机器学习 · 计算机科学 2016-07-29 Aida Brankovic , Alessandro Falsone , Maria Prandini , Luigi Piroddi

This paper describes a fast and accurate semantic image segmentation approach that encodes not only the discriminative features from deep neural networks, but also the high-order context compatibility among adjacent objects as well as low…

计算机视觉与模式识别 · 计算机科学 2016-05-16 Falong Shen , Gang Zeng

Robust scene segmentation and keyframe extraction are essential preprocessing steps in video understanding pipelines, supporting tasks such as indexing, summarization, and semantic retrieval. However, existing methods often lack…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Vasilii Korolkov

Recent advances in meta-learning has led to remarkable performances on several few-shot learning benchmarks. However, such success often ignores the similarity between training and testing tasks, resulting in a potential bias evaluation.…

机器学习 · 计算机科学 2021-01-28 Cuong Nguyen , Thanh-Toan Do , Gustavo Carneiro

Neural Networks require large amounts of memory and compute to process high resolution images, even when only a small part of the image is actually informative for the task at hand. We propose a method based on a differentiable Top-K…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Jean-Baptiste Cordonnier , Aravindh Mahendran , Alexey Dosovitskiy , Dirk Weissenborn , Jakob Uszkoreit , Thomas Unterthiner