搜索结果: 1-15 共查到“anomaly”相关记录122条 . 查询时间(0.104 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.
ANOMALY IDENTIFICATION FROM SUPER-LOW FREQUENCY ELECTROMAGNETIC DATA FOR THE COALBED METHANE DETECTION
Electromagnetic Super Low Frequency Coalbed Methane non-Gaussian Class B model Least Square Gradient Adaptive filter
2016/11/30
Natural source Super Low Frequency(SLF) electromagnetic prospecting methods have become an increasingly promising way in the resource detection. The capacity estimation of the reservoirs is of great i...
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...
GRAVITY ANOMALY ASSESSMENT USING GGMS AND AIRBORNE GRAVITY DATA TOWARDS BATHYMETRY ESTIMATION
Satellite gravity mission gravity anomaly and Global Geopotential Model
2016/10/14
The Earth’s potential information is important for exploration of the Earth’s gravity field. The techniques of measuring the Earth’s gravity using the terrestrial and ship borne technique are time con...
PRELIMINARY ANALYSES OF BEIDOU SIGNAL-IN-SPACE ANOMALY SINCE 2013
BeiDou Signal-in-space Anomaly Integrity URE URA ARAIM
2016/7/5
As BeiDou navigation system has been operational since December 2012. There is an increasing desire to use multiple constellation to improve positioning performance. The signal-in-space (SIS) anomaly ...
3D characteristics of ADCP echo intensity anomaly observed over the Snail, Archean, and Pika hydrothermal vent fields in the South Mariana Trough
South Mariana Trough hydrothermal plume AUV 3D mapping ADCP echo intensity
2017/4/10
We conducted four dives using the Urashima autonomous underwater vehicle (AUV) over three hydrothermal vent
fields (Snail, Archean, and Pika) within the South Mariana Trough in July 2009, and measure...
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...
STUDYING THERMAL ANOMALY BEFORE EARTHQUAKE WITH NCEP DATA
Thermal Anomaly Earthquake NCEP
2015/12/28
Thermal anomaly before earthquake was widely studied with satellite data such as NOAA/AVHRR and MODIS. A big disadvantage is that satellite thermal sensor can not penetrate thick clouds to retrieve su...
First stage of INTRAMAP: INtegrated Transantarctic Mountains and Ross Sea Area Magnetic Anomaly Project
magnetic anomalies Antartica magnetic map compilation potential field data
2015/10/8
INTRAMAP (INtegrated Transantarctic Mountains and Ross Sea Area Magnetic Anomaly Project) is an international effort to merge the magnetic data acquired throughout the "Ross Sea Antarctic Sector" (sou...
Shaded relief magnetic anomaly map of Italy and surrounding marine areas
magnetic anomaly geomagnetism potential field
2015/9/29
Magnetic observations made onshore the Italian Peninsula, and across the adjacent seas, have been compiled in a new digital database that provides the first complete regional scale view of the crustal...