搜索结果: 1-15 共查到“Anomaly detection”相关记录17条 . 查询时间(0.089 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Sparse Tensor Optimization Approaches for Traffic Flow Prediction, Anomaly Detection and Video Surveillance
交通流预测 异常检测 视频监控 稀疏张量 优化方法
2023/4/13
Tensor-based modeling and computation emerge prominently with urgent demands from practical applications in the big data era. With the intrinsic sparsity in real data sets and the dimensionality reduc...
NOVEL HYPERSPECTRAL ANOMALY DETECTION METHODS BASED ON UNSUPERVISED NEAREST REGULARIZED SUBSPACE
Anomaly detection Hyperspectral imagery Unsupervised nearest regularized subspace Outlier Removal Local summation Dual-window sliding
2018/5/14
Anomaly detection has been of great interest in hyperspectral imagery analysis. Most conventional anomaly detectors merely take advantage of spectral and spatial information within neighboring pixels....
2018年SPIE X射线异常检测与成像会议（The SPIE Anomaly Detection and Imaging with X-Rays （ADIX） III）
2018年 SPIE X射线异常检测与成像 会议
2017/10/27
X-ray imaging has its beginning in medical imaging. However, advances in x-ray component technology coupled with the exponential growth in computational capability has fueled the expansion of x-ray im...
Improved Estimation of Collision Entropy in High and Low-Entropy Regimes and Applications to Anomaly Detection
Entropy Estimators Collision Entropy Anomaly Detection
2016/12/7
Improved Estimation of Collision Entropy in High and Low-Entropy Regimes and Applications to Anomaly Detection.
HYPERSPECTRAL ANOMALY DETECTION IN URBAN SCENARIOS
Anomaly Detection (AD) Urban Areas Hyperspectral High Resolution Data DATB
2016/11/23
We have studied the spectral features of reflectance and emissivity in the pattern recognition of urban materials in several single hyperspectral scenes through a comparative analysis of anomaly detec...
Packet Header Anomaly Detection Using Bayesian Topic Models
intrusion detection network security topic model
2016/1/27
A method of network intrusion detection is proposed based on Bayesian topic models. The method employs tcpdump packets and extracts multiple features from the packet headers. A topic model is trained ...
Hybrid Anomaly Detection using K-Means Clustering in Wireless Sensor Networks
Hybrid Anomaly Misdirection Blackhole
2016/1/7
Security is the biggest concern in Wireless Sensor Networks (WSNs)
especially for the ones which are deployed for military applications and
monitoring. They are prone to various attacks which degrad...
MODIS DATA PROCESSING FOR COASTAL AND MARINE ENVIRONMENT MONITORING:A STUDY ON ANOMALY DETECTION AND EVOLUTION IN GULF OF CAGLIARI (SARDINIA-ITALY)
MODIS Oil Spill Monitoring Multispectral
2015/12/28
In this paper, the authors demonstrate that MODIS sensor multispectral imagery may be used in marine and coastal environment monitoring and for anomaly detection and that MODIS imagery may represent a...
ANOMALY DETECTION ALGORITHMS FOR HYPERSPECTRAL IMAGERY
Hyperspectral Target detection Anomaly detection
2015/9/8
Nowadays the use of hyperspectral imagery specifically automatic target detection algorithms for these
images is a relatively exciting area of research.An important challenge of hyperspectral target ...
ANOMALY DETECTION IN NOISY MULTI AND HYPER SPECTRAL IMAGES OF URBAN ENVIRONMENTS
Urban Remote-sensing Anomaly detection speckle noise spectral data morphological operation
2015/8/3
The recent surge in remotely sensed imagery with multi to hyper spectral cubes has made it very difficult to detect features because of the sheer volume of data. In a sense it is locating the needle i...
STATISTICAL ANOMALY DETECTION FOR MONITORING OF HUMAN DYNAMICS
Anomaly detection Human dynamics monitoring Dirichlet process Hidden markov model time-series data
2015/5/21
Understanding of human dynamics has drawn attention to various areas. Due to the wide spread of positioning technologies that use GPS or public Wi-Fi, location information can be obtained with high sp...
INTEGRATED ASSESSMENT OF FOOD AND WATER SECURITY USING VEGETATION AND PRECIPITATION ANOMALY DETECTION
Satellite remote sensing the pathfinder database the global precipitation climatology database grid precipitation coupling precipitation patterns
2015/5/13
The AVHRR Pathfinder database and the Global Precipitation Climatology Center gridded precipitation database
are coupled to estimate global patterns of vegetation and precipitation stress. These pat...
We propose one-class support measure machines (OCSMMs) for group anomaly detection which aims at recognizing anomalous aggregate behaviors of data points. The OCSMMs generalize well-known one-class su...
ANOMALY DETECTION AND COMPARATIVE ANALYSIS OF HYDROTHERMAL ALTERATION MATERIALS TROUGH HYPERSPECTRAL MULTISENSOR DATA IN THE TURRIALBA VOLCANO
Spectral Anomaly Hydrothermal Alteration Hyperspectral Multispectral Multisensor
2014/4/29
The aim of this work is the comparative study of the presence of hydrothermal alteration materials in the Turrialba volcano (Costa Rica) in relation with computed spectral anomalies from multitemporal...
Robust Metric based Anomaly Detection in Kernel Feature Space
Anomaly detection hyperspectral images Manhanlobis distance
2014/4/29
This thesis analyzes the anomalous measurement metric in high dimension feature space, where it is supposed the Gaussian assumption for state-of-art mahanlanobis algorithms is reasonable. The realizat...