Acronym | Definition |
AEDS | Atomic Energy Detection System |
AFRL | Air Force Research Laboratory |
AFTAC | Air Force Technical Applications Center |
AIC | Akaike Information Criterion |
AK135 | seismic travel time model |
ANFO | ammonium nitrate fuel oil |
ANOVA | analysis of variance code |
ArcView | commercial GIS software |
ARSA | Automated Radioxenon Sampler/Analyzer |
BDSN | Berkeley Digital Seismic Network |
BEM | boundary element method |
Be-7 | beryllium-7 |
CDSN | Chinese Digital Seismic Network |
CEA | Commissariat l'Energie Atomique (French bulletin) |
ChISS | Russian abbreviation for multichannel spectral seismometer |
CLVD | compensated linear vector dipole |
CMT | Harvard centroid moment tensor |
CodaMag | tool to implement magnitude calculations (Mayeda, 1993; Mayeda and Walter, 1996) |
CRUST2.0 | crustal model (Bassin et al., 2000) |
CTBT | Comprehensive Nuclear-Test-Ban Treaty |
CTBTO | Comprehensive Nuclear-Test-Ban Treaty Organization |
CU | University of Colorado |
CUB2.0 | 3D global models (Shapiro et al., 2002) |
CU-Boulder | University of Colorado, Boulder |
DEM | digital elevation model |
DMC | Data Management Center (IRIS) |
DOB | depth of burial |
DoD | Department of Defense |
DOE | Department of Energy |
DOS | Department of State |
DSS | deep seismic sounding |
EDR | Earthquake Data Reports - a USGS publication |
EHB | Engdahl, E.R., van der Hilst, R. & Buland, R., 1998. Global teleseismic earthquake relocation with improved travel times and procedures for depth determination, Bull. Seismol. Soc. Amer., 88, 722-743 |
ERL | Earth Resources Laboratory (MIT) |
ERS | European Remote Sensing (satellites) |
ETOPO | earth topographic (database) |
ETOPO5 | terrain model |
EventID | tool to implement event discrimination (Hartse et al., 1997; Walter et al., 1999) |
EvLoc | location software |
FDSN | Federation of Digital Seismic Networks |
FD | finite difference |
FE | finite element |
F-K | frequency wavenumber |
Fstat, F-stat | F-statistic |
FSU | Former Soviet Union |
GBF | generalized beamforming |
GEON | Geosciences Network |
GII | Geophysical Institute of Israel |
GIS | geographical information system |
GMT | generic mapping tool |
GNEMRE | Ground-Based Nuclear Explosion Monitoring Research and Engineering Program |
GSN | global seismographic network |
GT | ground truth |
GTx | ground truth information of accuracy x km |
HDC | hypocentroidal (or hypocentral) decomposition |
HE | high explosive |
HPGe | high purity germanium |
HPXe | high-pressure xenon |
HydroCAM | Hydroacoustic Coverage Assessment Model |
Hz | hertz |
IAEA | International Atomic Energy Agency |
IASPEI | International Association of Seismology and Physics of the Earth's Interior |
iasp91 | standard earth model |
IDA | International Deployment of Accelerometers |
IDC | International Data Centre |
IDG | Russian Institute for the Dynamics of the Geospheres |
ILS | iterative least squares |
IMS | International Monitoring System |
InfraMAP | Infrasound Modeling of Atmospheric Propagation |
InSAR | Interferometric Synthetic Aperture Radar |
IRIS | Incorporated Research Institutions for Seismology |
IRP | integrated research product |
ISC | International Seismological Centre |
ISTC | International Science and Technology Center |
JHD | joint hypocenter determination |
KB | Knowledge Base |
KBCIT | Knowledge Base Calibration Integration Tool |
KMA | Korean Meteorological Administration |
KNDC | Kazakhstan National Data Center |
LANL | Los Alamos National Laboratory |
LBNL | Lawrence Berkeley National Laboratory |
LDA | linear discriminant analysis |
LDEO | Lamont-Doherty Earth Observatory |
LLNL | Lawrence Livermore National Laboratory |
LVZ | low velocity zones |
Matlab | commercial software application |
MatSeis | seismic analysis package developed by SNL using Matlab |
mb | body wave magnitude |
Md | duration magnitude |
MDAC | magnitude and distance amplitude corrections |
MEMS | microelectromechanical systems |
MIT | Massachusetts Institute of Technology |
Ms | surface wave magnitude |
MSE | mean squared error |
MSU | Michigan State University |
MUSIC | MULtiple Signal Classification |
Mw | moment magnitude |
NA-22 | Office of Nonproliferation Research and Development |
NASA | National Aeronautics and Space Administration |
NCEDC | Northern California Earthquake Data Center |
NEIC | National Earthquake Information Center |
NEM R&E | Nuclear Explosion Monitoring Research and Engineering |
Nm | newton-meters |
NNSA | National Nuclear Security Administration |
NOAA | National Oceanic and Atmospheric Administration |
NORSAR | Norwegian Seismic Array |
NPE | Nonproliferation Experiment |
NRL | Naval Research Laboratory |
NTS | Nevada Test Site |
PASSCAL | Program for the Array Seismic Studies of the Continental Lithosphere |
PDF | portable document format |
PNE | peaceful nuclear explosions |
PNNL | Pacific Northwest National Laboratory |
PrepCom | Preparatory Commission |
PSD | power spectral density |
PSU | Penn State University |
Q | Seismic Q factor (reciprocal of attenuation) |
RASA | Radionuclide Aerosol Sampler Analyzer |
RCA | reciprocal cluster analysis |
REB | Reviewed Event Bulletin - an IDC report |
RF | receiver functions |
RGA | residual gas analyzer |
RMS | root mean square (errors) |
ROC | receiver operating characteristic |
RSS | residual sum of squares |
SAC | seismic analysis code |
SBIR | Small Business Innovation Research |
SCSN | Southern California Seismic Network |
SEM | spectral element method |
SLU | Saint Louis University |
SMDC | Space Missile Defense Command (Army) |
SNL | Sandia National Laboratories |
SNR | signal-to-noise ratio |
SOFAR Channel | SOund Fixing And Ranging - primary sound channel in the ocean |
SP | short period |
STA/LTA | short-term average/long-term average |
SVD | singular value decomposition |
T* (t-star) | A measure of the "damping" or attenuation along a path. T* is the ratio of the travel time along a ray path to the average Q (seismic "quality" factor) along it. |
T-phase | hydroacoustic phase |
UCB | University of California, Berkeley |
UCSD | University of California, San Diego |
UNE | underground nuclear explosions |
UNR | University of Nevada, Reno |
USAEDS | United States Atomic Energy Detection System |
USGS | United States Geological Survey |
USNDC | United States National Data Center |
WSMR | White Sands Missile Range |