unsupervised相关论文
In the petroleum industry, sensor data and information are valuable. It can detect, predict and help to understand proce......
Rice paddy mapping with optical remote sensing is challenging in Bangladesh due to the heterogeneous cropping pattern, f......
Artificial intelligence and machine learning in orthopaedic surgery has gained mass interest over the last decade or so.......
Unsupervised,Supervised and Semi-supervised Dimensionality Reduction by Low-Rank Regression Analysis
Techniques for dimensionality reduction have attracted much attention in computer vision and pattern recognition. Howeve......
[Abstract]This paper presents a new method of unsupervised information extraction which takes advantage of predicate-arg......
Feature selection has attracted a great deal of interest over the past decades. By selecting meaningful feature subsets,......
Aiming at the difficulty of obtaining sufficient labeled Hyperspectral image(HSI) data and the inconsistent feature dist......
This paper presents an online unsupervised learning classification of pedestrians and vehicles for video surveillance. D......
本文通过对荣华二采区10...
Comparison of Spatio-Spectral Properties of Zen-Meditation and Resting EEG Based on Unsupervised Lea
This paper reports distinct spatio-spectral properties of Zen-meditation EEG (electroencephalograph), compared with rest......
目前叠加速度的获取主要是通过人工拾取速度谱,存在着效率低、耗时长且易受人为因素影响的缺点.本文提出了一种基于自适应阈值约束......
本文提出一种基于无监督域自适应的行人重识别方法.给定有标签的源域训练集和无标签的目标域训练集,探索如何提升行人重识别模型在......
由于洪灾区域的地物散射特性受环境影响会发生改变,在对该区域合成孔径雷达(SAR)图像进行变化检测时会使检测结果的错误率提高,而......
利用高光谱技术检测大曲发酵品质时,获取的水分等高含量物质的高光谱数据可能掩盖对大曲质量评价至关重要的微量物质高光谱数据。......
Review of Anomaly Detection Systems in Industrial Control Systems Using Deep Feature Learning Approa
Industrial Control Systems (ICS) or SCADA networks are increasingly targeted by cyber-attacks as their architectures shi......
与传统K-Means相比,加权闵可夫斯基K-Means(MWK-Means)需要自适应获取特征权重并选择合适的闵可夫斯基指数.无监督选取指数策略是计算......
随着互联网应用的蓬勃发展,一个人在不同的社交网络平台上都拥有账户是很常见的.如何在多个社交网络上找到同一个人的账户,对许多......
传统的遥感图像变化检测方法未能充分利用像素上下文信息,导致精度较低。针对这一问题,提出一种不需要像素概率分布假设、无监督的......
fMRI脑功能成像过程中的心跳和呼吸等生理噪声具有较强的自相关结构特性,因而会对后续数据分析造成干扰.结合生理噪声在时间域和空......
为解决传统方法关联误差较高,影响检索结果的准确性的问题,提出基于无监督深度学习的跨模态数据目标检索方法,利用各层自编码器及......
语义网是依托互联网技术而产生的一类非常重要的资源。目前,语义网中的用户查询仅支持形式化的查询方式,因此需要严格地遵循某种特......
网络协议是网络通信中一系列标准的集合,未知协议的识别和分析对网络监管、保障网络安全具有重大意义。协议识别技术多种多样,但大......
利用混合像元线性分解技术处理高光谱影像 ,以获取研究区域中同一像元的不同组份是遥感应用的主要目的之一。近年来 ,研究者们发展......
As one of the unsupervised learning models, ART1 has been widely used in data mining or other fields, while coding of it......
指代是自然语言中一种常见的语言现象,对简化语言,减少冗余有很大的作用。指代消解是用计算机找出这些指代现象的一个过程。近几年英......
该文提出一种基于信息检索的无指导方法,用于推理隐式篇章片段之间的语义连接关系,如因果关系、转折关系等。该文基于Google搜索引......
作为文章内容的浓缩表达,摘要蕴含着文章关键的发现和结论。自动分析挖掘摘要内容,对于充分利用快速增长的科技文献具有重要意义。......
模糊C-均值算法是一种无监督的数据分类方法。基于FCM算法对随机初始值敏感,易陷入局部极致点这个问题,引入粒子群优化算法。粒子......
提出了一种基于改进的GSA(Gravitational Search Algorithm)无监督彩色图像分割方法。在GSA的基础上,采用了改进的欧氏距离,引入了......
针对现有无监督语音样例检测精度不高的现状,提出一种基于后验概率特征和主成分分析的方法。该方法首先利用无标注语料训练GMM,得到......
针对不同语种中“语音模式”搭配关系不同的特点,提出一种基于“语音模式”发现的语种识别方法.首先采用无标注语音数据训练GMM模......
为了在视频数据库中提供有效的视频检索和浏览功能,必须用简用的方式表示视频的内容。由于视频数据具有层次的结构,在镜头边界检测后......
传统的入侵检测算法对数据集的研究都是针对静态训练数据的,对于动态数据却显得无能为力。但在实际应用中,入侵行为层出不穷,入侵检测......
假设对于两个流形上关联性较强的样本点,其邻域点之间也会具有较强的关联性.基于此假设,提出一种新的非监督流形对齐算法,通过学习......
模糊C均值(FCM)算法是模式识别领域中应用最广的聚类算法之一。但是FCM算法存在很多缺点,其中以对噪声数据敏感,鲁棒性较差最为突出。......
针对肝脏超声影像受噪声和边缘模糊等因素的影响,肉眼无法客观准确辨别病灶区域等问题,提出了无监督学习的多任务网络(MultiTaskin......
目前存在的无监督特征选择算法中往往会忽略特征与特征之间的关系,从而使得特征选择结果不理想。针对这个问题,提出了基于相似性特......
局部保持投影(LPP)是一种典型的降维方法,通过保持数据的内在几何结构,LPP能够获得潜在的判别能力。然而,传统LPP的性能取决于人工预......
针对直接序列扩频通信信号伪噪声(PN)码的干扰侦察问题,在已知信号伪码参数的前提下对直扩信号进行特征分析,用基于变步长的PCA神经网......
Clustering is used to gain an intuition of the struc tures in the data.Most of the current clustering algorithms pro duc......
如何通过猕猴运动皮层的神经元锋电位信号估计其手指移动位置是一神经解码问题,现存方法解决该问题大多采用有监督训练,需要通过训......
对于传统的神经网络中神经元模型在结构和信息存储能力上存在的不足,本文提出了一种基于广义小波其函数网络的神经元集聚模型,这种小......
To detect effectively unknown anomalous attack behaviors of network traffic,an Unsupervised Anomaly Detection approach f......
Quantitative Analysis of Formation of Active Avoidance Behavior in the Hippocampus Coagulated and In
Unsupervised cluster analysis is proposed for analysis of active avoidance formation in three groups of albino rats: 1) ......
Image segmentation is an important stage in many applications such as image, video and computer processing. Generally im......
In 2004, Jeff Hawkins presented a memory-prediction theory of brain function, and later used it to create the Hierar-chi......
ATM card fraud is increasing gradually with the expansion of modern technology and global communication. In the whole wo......
We have presented an integrated approach based on supervised and unsupervised learning tech- nique to improve the accura......
In this paper, a cluster validity index called CDV index is presented. The CDV index is capable of providing a quality m......
False data injection attacks (FIDAs) against state estimation in power system are a problem that could not be effectivel......