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Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Africa
-
Central Africa
-
Angola (1)
-
Congo Democratic Republic
-
Kivu Congo Democratic Republic
-
Nyiragongo (1)
-
-
-
-
East African Rift (1)
-
North Africa
-
Algeria (1)
-
-
Sahara (1)
-
West Africa
-
Cameroon
-
Mount Cameroon (1)
-
-
-
-
Antarctica
-
East Antarctica (1)
-
Lake Vostok (1)
-
Marie Byrd Land (1)
-
Ross Ice Shelf (1)
-
West Antarctica (2)
-
-
Arctic Ocean
-
Barents Sea (2)
-
Norwegian Sea (6)
-
-
Asia
-
Arabian Peninsula
-
Oman (1)
-
Saudi Arabia (1)
-
United Arab Emirates
-
Abu Dhabi (1)
-
-
-
Far East
-
Burma (1)
-
China
-
Hebei China
-
Beijing China (1)
-
-
Heilongjiang China
-
Daqing Field (1)
-
-
Inner Mongolia China (1)
-
Kunlun Fault (1)
-
Qinghai China (2)
-
Shandong China (1)
-
Songliao Basin (1)
-
Xinjiang China (1)
-
-
Indonesia
-
Celebes (1)
-
Java (1)
-
Sumatra (1)
-
Sunda Arc (1)
-
-
Japan
-
Honshu
-
Aomori Japan
-
Shimokita Peninsula (1)
-
-
Kanto Plain (3)
-
Kii Peninsula (1)
-
-
-
Korea (1)
-
Taiwan (3)
-
-
Indian Peninsula
-
India
-
Gujarat India (1)
-
Mahanadi Valley (1)
-
West Bengal India (1)
-
-
Pakistan
-
Punjab Pakistan
-
Mangla Dam (1)
-
-
-
-
Main Boundary Fault (1)
-
Main Central Thrust (1)
-
Middle East
-
Iran
-
Tehran Iran (2)
-
-
Turkey
-
North Anatolian Fault (1)
-
Sea of Marmara (1)
-
-
Zagros (1)
-
-
Sri Lanka (1)
-
-
Atlantic Ocean
-
Mid-Atlantic Ridge
-
Atlantis Massif
-
Lost City hydrothermal field (1)
-
-
-
North Atlantic
-
Atlantis Massif
-
Lost City hydrothermal field (1)
-
-
Caribbean Sea (1)
-
Gulf of Mexico (2)
-
North Sea
-
Viking Graben (1)
-
-
-
-
Australasia
-
Australia
-
Queensland Australia (1)
-
South Australia (1)
-
Western Australia
-
Carnarvon Basin (1)
-
-
-
New Zealand
-
Lake Taupo (1)
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Marlborough fault system (1)
-
Marlborough New Zealand
-
Kaikoura (1)
-
-
-
-
Cambay Basin (1)
-
Canada
-
Eastern Canada
-
Newfoundland and Labrador
-
Labrador
-
Voisey's Bay Deposit (1)
-
-
-
Ontario
-
Ottawa Ontario (1)
-
-
Quebec (1)
-
-
Western Canada
-
Alberta
-
Edmonton Alberta (1)
-
-
British Columbia
-
Queen Charlotte Islands (1)
-
Vancouver Island (2)
-
-
Canadian Rocky Mountains (1)
-
Manitoba
-
Lake Winnipeg (1)
-
Nelson River (1)
-
-
Northwest Territories
-
Tuktoyaktuk Peninsula (1)
-
-
Saskatchewan (1)
-
-
-
Cascadia subduction zone (2)
-
Central America
-
Costa Rica (1)
-
Guatemala (1)
-
-
Central Valley (1)
-
Commonwealth of Independent States
-
Caucasus (1)
-
Georgian Republic (1)
-
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Death Valley (1)
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Elba (1)
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Emerson Fault (1)
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Eurasia (2)
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Europe
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Adriatic region (1)
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Caucasus (1)
-
Central Europe
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Austria (1)
-
Czech Republic
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Bohemia (1)
-
-
Germany
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Bavaria Germany (1)
-
Eifel (1)
-
North Rhine-Westphalia Germany
-
Ruhr (1)
-
-
Rhineland-Palatinate Germany (1)
-
Schleswig-Holstein Germany (1)
-
-
Hungary (1)
-
Molasse Basin
-
Swiss Molasse Basin (1)
-
-
Switzerland
-
Swiss Molasse Basin (1)
-
-
Vienna Basin (1)
-
-
Georgian Republic (1)
-
Pyrenees (1)
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Rhenish Schiefergebirge
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Eifel (1)
-
-
Southern Europe
-
Greece
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Sterea Ellas
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Attica Greece
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Athens Greece (1)
-
-
-
-
Iberian Peninsula
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Spain
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Andalusia Spain
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Jaen Spain (1)
-
-
-
-
Italy
-
Abruzzi Italy
-
L'Aquila Italy (1)
-
-
Apennines
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Southern Apennines (2)
-
-
Apulia Italy
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Gargano (1)
-
-
Campania Italy
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Naples Italy
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Ischia (1)
-
-
Phlegraean Fields (3)
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Vesuvius (3)
-
-
Sicily Italy
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Mount Etna (1)
-
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Tuscany Italy
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Larderello (1)
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-
-
-
Western Europe
-
Belgium
-
Brabant Belgium (1)
-
-
France
-
Bas-Rhin France
-
Soultz-sous-Forets France (1)
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-
Pyrenees-Atlantiques France (1)
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Var France (1)
-
-
Iceland (1)
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Ireland (1)
-
Netherlands (4)
-
Scandinavia
-
Denmark
-
Sjaelland (1)
-
-
Finland (1)
-
Norway (5)
-
-
-
-
Hope Fault (1)
-
Krishna-Godavari Basin (1)
-
Mediterranean region (1)
-
Mediterranean Sea
-
East Mediterranean
-
Levantine Basin (1)
-
-
-
Mexico
-
Baja California (1)
-
Mexico state
-
Federal District Mexico
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Mexico City Mexico (2)
-
-
-
Valley of Mexico (1)
-
-
Mount Erebus (1)
-
North America
-
Basin and Range Province (4)
-
Canadian Shield
-
Churchill Province
-
Hearne Province (1)
-
-
-
Great Lakes
-
Lake Michigan (1)
-
-
Rocky Mountains
-
Canadian Rocky Mountains (1)
-
-
Western Canada Sedimentary Basin (3)
-
-
North German Basin (1)
-
North Island (2)
-
Oceania
-
Melanesia
-
New Caledonia (1)
-
-
-
Owens Valley (1)
-
Pacific Ocean
-
East Pacific
-
Northeast Pacific
-
Axial Seamount (1)
-
Cascadia Channel (1)
-
Gulf of Alaska (1)
-
-
-
Equatorial Pacific (1)
-
North Pacific
-
Northeast Pacific
-
Axial Seamount (1)
-
Cascadia Channel (1)
-
Gulf of Alaska (1)
-
-
Northwest Pacific
-
Nankai Trough (1)
-
-
-
South Pacific
-
Southwest Pacific
-
Hikurangi Trough (1)
-
-
-
West Pacific
-
Northwest Pacific
-
Nankai Trough (1)
-
-
Ontong Java Plateau (1)
-
Southwest Pacific
-
Hikurangi Trough (1)
-
-
-
-
Permian Basin (1)
-
San Andreas Fault (3)
-
Santa Clara Valley (1)
-
South America
-
Andes
-
Eastern Cordillera (1)
-
-
Argentina
-
Santa Cruz Argentina (1)
-
-
Brazil (1)
-
Chile
-
Santiago Chile (1)
-
-
Colombia (1)
-
Ecuador (1)
-
Peru
-
Lima Peru (1)
-
-
Venezuela (1)
-
-
South Island (1)
-
United States
-
Alaska
-
Aleutian Islands (1)
-
Anchorage Alaska (1)
-
Kodiak Island (1)
-
-
Arizona
-
Coconino County Arizona (2)
-
Graham County Arizona (1)
-
-
Arkansas (2)
-
Arkoma Basin (1)
-
California
-
Butte County California (1)
-
Calaveras Fault (1)
-
Central California (3)
-
Glenn County California (1)
-
Hayward Fault (1)
-
Humboldt County California
-
Cape Mendocino (1)
-
-
San Bernardino County California
-
Johnson Valley Fault (1)
-
-
San Francisco Bay region (2)
-
Southern California (1)
-
-
Colorado
-
Weld County Colorado
-
Greeley Colorado (1)
-
-
-
Delaware Basin (1)
-
Denver Basin (1)
-
Georgia
-
Cherokee County Georgia (1)
-
Dawson County Georgia (1)
-
Forsyth County Georgia (1)
-
Pickens County Georgia (1)
-
-
Idaho
-
Ada County Idaho
-
Boise Idaho (1)
-
-
-
Illinois (2)
-
Iowa (1)
-
Kansas (1)
-
Kentucky (1)
-
Midcontinent (1)
-
Midwest (1)
-
Missouri
-
Mississippi County Missouri (1)
-
-
Mojave Desert (1)
-
Montana
-
Gallatin County Montana
-
Hebgen Lake (1)
-
-
-
Nevada
-
Clark County Nevada
-
Las Vegas Nevada (1)
-
-
Las Vegas Valley (1)
-
Nevada Test Site (5)
-
Nye County Nevada
-
Yucca Mountain (1)
-
-
Washoe County Nevada (1)
-
-
New Madrid region (1)
-
New Mexico
-
Los Alamos County New Mexico
-
Los Alamos National Laboratory (1)
-
-
Pajarito Plateau (1)
-
Taos County New Mexico (1)
-
-
Oklahoma (1)
-
Tennessee (1)
-
Texas
-
Brewster County Texas
-
Big Bend National Park (1)
-
-
Galveston County Texas
-
Galveston Island (1)
-
-
Lubbock County Texas
-
Lubbock Texas (1)
-
-
Midland Basin (1)
-
Panola County Texas (1)
-
West Texas (1)
-
-
Utah
-
Great Salt Lake (1)
-
Salt Lake County Utah (1)
-
-
Virginia
-
Northampton County Virginia
-
Oyster Virginia (1)
-
-
-
Western U.S. (1)
-
Wyoming
-
Park County Wyoming (1)
-
Teton County Wyoming (1)
-
-
Yellowstone National Park (1)
-
-
Walnut Creek (1)
-
-
commodities
-
bitumens
-
asphalt (1)
-
-
brines (3)
-
ceramic materials (1)
-
construction materials
-
crushed stone (1)
-
-
energy sources (1)
-
geothermal energy (8)
-
metal ores
-
copper ores (1)
-
gold ores (1)
-
nickel ores (1)
-
uranium ores (1)
-
-
mineral deposits, genesis (1)
-
mineral exploration (2)
-
oil and gas fields (18)
-
petroleum
-
natural gas
-
shale gas (2)
-
-
shale oil (1)
-
-
tight sands (2)
-
water resources (1)
-
-
elements, isotopes
-
boron (1)
-
carbon
-
C-13/C-12 (1)
-
C-14 (2)
-
-
chemical elements (1)
-
halogens
-
bromine
-
bromide ion (1)
-
-
-
hydrogen (1)
-
isotope ratios (2)
-
isotopes
-
radioactive isotopes
-
C-14 (2)
-
-
stable isotopes
-
C-13/C-12 (1)
-
O-18/O-16 (1)
-
-
-
metals
-
actinides
-
uranium (1)
-
-
alkali metals
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lithium (1)
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potassium (1)
-
-
alkaline earth metals
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beryllium (1)
-
magnesium (1)
-
-
aluminum (2)
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iron (1)
-
rare earths (1)
-
-
oxygen
-
O-18/O-16 (1)
-
-
silicon (2)
-
-
fossils
-
Chordata
-
Vertebrata
-
Tetrapoda
-
Mammalia (1)
-
-
-
-
Invertebrata
-
Protista
-
Foraminifera (1)
-
-
-
microfossils (1)
-
Plantae
-
Bryophyta
-
Musci
-
Sphagnum (1)
-
-
-
-
-
geochronology methods
-
U/Pb (1)
-
-
geologic age
-
Cenozoic
-
Quaternary
-
Holocene (2)
-
Pleistocene (1)
-
-
Tertiary
-
Neogene
-
Miocene
-
lower Miocene
-
Burdigalian (1)
-
-
middle Miocene (1)
-
-
Pliocene (1)
-
-
-
-
Mesozoic
-
Cretaceous
-
Lower Cretaceous (1)
-
Upper Cretaceous
-
Maestrichtian (1)
-
Senonian (1)
-
-
-
Jurassic
-
Upper Jurassic
-
Cotton Valley Group (1)
-
Haynesville Formation (1)
-
-
-
-
Paleozoic
-
Cambrian (1)
-
Carboniferous
-
Middle Carboniferous (1)
-
Mississippian
-
Barnett Shale (1)
-
Upper Mississippian
-
Fayetteville Formation (1)
-
-
-
-
Devonian
-
Upper Devonian
-
Frasnian (1)
-
-
-
Permian
-
Upper Permian
-
Zechstein (1)
-
-
-
Silurian (1)
-
upper Paleozoic
-
Bakken Formation (1)
-
-
-
Phanerozoic (1)
-
Precambrian
-
Archean (2)
-
upper Precambrian
-
Proterozoic
-
Paleoproterozoic (1)
-
-
-
-
-
igneous rocks
-
igneous rocks
-
volcanic rocks
-
glasses (1)
-
pyroclastics
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tuff (3)
-
welded tuff (1)
-
-
-
-
ophiolite (1)
-
-
metamorphic rocks
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ophiolite (1)
-
-
minerals
-
carbonates
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calcite (1)
-
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halides
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chlorides
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halite (1)
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sylvite (1)
-
-
-
hydrates (1)
-
minerals (2)
-
oxides
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anatase (1)
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cassiterite (1)
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ferrihydrite (1)
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hematite (1)
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iron oxides (1)
-
periclase (1)
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perovskite (1)
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rutile (2)
-
spinel (1)
-
spinel group (1)
-
-
silicates
-
chain silicates
-
pyroxene group
-
clinopyroxene
-
diopside (1)
-
-
-
-
framework silicates
-
feldspar group
-
plagioclase (1)
-
-
silica minerals
-
quartz (1)
-
stishovite (1)
-
-
zeolite group (1)
-
-
orthosilicates
-
nesosilicates
-
garnet group
-
grossular (1)
-
pyrope (1)
-
-
olivine group
-
forsterite (2)
-
olivine (1)
-
-
zircon group
-
zircon (1)
-
-
-
-
ring silicates
-
tourmaline group (1)
-
-
sheet silicates
-
clay minerals
-
kaolinite (1)
-
montmorillonite (3)
-
smectite (2)
-
-
illite (1)
-
mica group
-
muscovite (1)
-
-
pyrophyllite (1)
-
-
-
-
Primary terms
-
absolute age (2)
-
Africa
-
Central Africa
-
Angola (1)
-
Congo Democratic Republic
-
Kivu Congo Democratic Republic
-
Nyiragongo (1)
-
-
-
-
East African Rift (1)
-
North Africa
-
Algeria (1)
-
-
Sahara (1)
-
West Africa
-
Cameroon
-
Mount Cameroon (1)
-
-
-
-
Antarctica
-
East Antarctica (1)
-
Lake Vostok (1)
-
Marie Byrd Land (1)
-
Ross Ice Shelf (1)
-
West Antarctica (2)
-
-
Arctic Ocean
-
Barents Sea (2)
-
Norwegian Sea (6)
-
-
Asia
-
Arabian Peninsula
-
Oman (1)
-
Saudi Arabia (1)
-
United Arab Emirates
-
Abu Dhabi (1)
-
-
-
Far East
-
Burma (1)
-
China
-
Hebei China
-
Beijing China (1)
-
-
Heilongjiang China
-
Daqing Field (1)
-
-
Inner Mongolia China (1)
-
Kunlun Fault (1)
-
Qinghai China (2)
-
Shandong China (1)
-
Songliao Basin (1)
-
Xinjiang China (1)
-
-
Indonesia
-
Celebes (1)
-
Java (1)
-
Sumatra (1)
-
Sunda Arc (1)
-
-
Japan
-
Honshu
-
Aomori Japan
-
Shimokita Peninsula (1)
-
-
Kanto Plain (3)
-
Kii Peninsula (1)
-
-
-
Korea (1)
-
Taiwan (3)
-
-
Indian Peninsula
-
India
-
Gujarat India (1)
-
Mahanadi Valley (1)
-
West Bengal India (1)
-
-
Pakistan
-
Punjab Pakistan
-
Mangla Dam (1)
-
-
-
-
Main Boundary Fault (1)
-
Main Central Thrust (1)
-
Middle East
-
Iran
-
Tehran Iran (2)
-
-
Turkey
-
North Anatolian Fault (1)
-
Sea of Marmara (1)
-
-
Zagros (1)
-
-
Sri Lanka (1)
-
-
asteroids (1)
-
Atlantic Ocean
-
Mid-Atlantic Ridge
-
Atlantis Massif
-
Lost City hydrothermal field (1)
-
-
-
North Atlantic
-
Atlantis Massif
-
Lost City hydrothermal field (1)
-
-
Caribbean Sea (1)
-
Gulf of Mexico (2)
-
North Sea
-
Viking Graben (1)
-
-
-
-
atmosphere (1)
-
Australasia
-
Australia
-
Queensland Australia (1)
-
South Australia (1)
-
Western Australia
-
Carnarvon Basin (1)
-
-
-
New Zealand
-
Lake Taupo (1)
-
Marlborough fault system (1)
-
Marlborough New Zealand
-
Kaikoura (1)
-
-
-
-
bitumens
-
asphalt (1)
-
-
boron (1)
-
brines (3)
-
Canada
-
Eastern Canada
-
Newfoundland and Labrador
-
Labrador
-
Voisey's Bay Deposit (1)
-
-
-
Ontario
-
Ottawa Ontario (1)
-
-
Quebec (1)
-
-
Western Canada
-
Alberta
-
Edmonton Alberta (1)
-
-
British Columbia
-
Queen Charlotte Islands (1)
-
Vancouver Island (2)
-
-
Canadian Rocky Mountains (1)
-
Manitoba
-
Lake Winnipeg (1)
-
Nelson River (1)
-
-
Northwest Territories
-
Tuktoyaktuk Peninsula (1)
-
-
Saskatchewan (1)
-
-
-
carbon
-
C-13/C-12 (1)
-
C-14 (2)
-
-
catalogs (2)
-
Cenozoic
-
Quaternary
-
Holocene (2)
-
Pleistocene (1)
-
-
Tertiary
-
Neogene
-
Miocene
-
lower Miocene
-
Burdigalian (1)
-
-
middle Miocene (1)
-
-
Pliocene (1)
-
-
-
-
Central America
-
Costa Rica (1)
-
Guatemala (1)
-
-
ceramic materials (1)
-
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1-20 OF 451 RESULTS FOR
Metropolis algorithm
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Image
Samples generated by the Metropolis algorithm plotted in the parameter spac...
in Real-Time Estimation of Fault Rupture Extent Using Near-Source versus Far-Source Classification
> Bulletin of the Seismological Society of America
Published: 01 December 2007
Figure 8. Samples generated by the Metropolis algorithm plotted in the parameter space. The x axis denotes the sample number. The vertical dotted lines indicate the end of the burn-in period (100 samples).
Journal Article
Monte Carlo full-waveform inversion of crosshole GPR data using multiple-point geostatistical a priori information
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 24 February 2012
Geophysics (2012) 77 (2): H19–H31.
...Knud Skou Cordua; Thomas Mejer Hansen; Klaus Mosegaard ABSTRACT We present a general Monte Carlo full-waveform inversion strategy that integrates a priori information described by geostatistical algorithms with Bayesian inverse problem theory. The extended Metropolis algorithm can be used to sample...
Journal Article
A time-domain multisource Bayesian/Markov chain Monte Carlo formulation of time-lapse seismic waveform inversion
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 21 June 2022
Geophysics (2022) 87 (4): R349–R361.
..., such as the use of a double-difference time-lapse FWI (DDFWI), incorporation of time-domain multisource data, and application of a local-updating target-oriented inversion. However, it incorporates these within a stochastic framework, involving computation of model covariance with an adaptive Metropolis algorithm...
Journal Article
Waveform joint inversion of seismograms and electrograms for moment tensor characterization of fracking events
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 24 August 2012
Geophysics (2012) 77 (5): ID23–ID39.
... signals corresponding to the occurrence of a fracking event in a two-layers system. We perform a stochastic joint inversion of the seismograms and electrograms using the adaptive Metropolis algorithm (AMA) to obtain the posterior probability density functions of the parameters characterizing the seismic...
Journal Article
Stochastic structure-constrained image-guided inversion of geophysical data
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 15 March 2016
Geophysics (2016) 81 (2): E89–E101.
.... The adaptive metropolis algorithm was used to find the proposal distributions of y reproducing the geophysical data and the geophysical information. In other words, we have tried to find a compromise between the a priori geologic information and the geophysical data to get, as end products, an updated geologic...
Journal Article
Non-invasive assessment of the formation of tourmaline nodules by X-ray microtomography and computer modeling
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 February 2015
American Mineralogist (2015) 100 (2-3): 459–465.
... asymptotically to a value of 2.5, in agreement with the results obtained from the simulation of virtual nodules, by means of a diffusion-limited aggregation model based on a Monte Carlo Metropolis algorithm, in which the growth probability at the tips of the nodule is an inverse function of the diffusion...
Journal Article
Distributed Soil Moisture from Crosshole Ground-Penetrating Radar Travel Times using Stochastic Inversion
Journal: Vadose Zone Journal
Publisher: Soil Science Society of America
Published: 01 February 2013
Vadose Zone Journal (2013) 12 (1): vzj2012.0101.
... moisture estimation using travel-time observations from crosshole ground-penetrating radar experiments. The recently developed Multi-Try Differential Evolution Adaptive Metropolis algorithm with sampling from past states, MT-DREAM (ZS) , was used to infer, as closely and consistently as possible...
Journal Article
Stochastic joint inversion of 2D seismic and seismoelectric signals in linear poroelastic materials: A numerical investigation
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 25 January 2010
Geophysics (2010) 75 (1): N19–N31.
... on the adaptive Metropolis algorithm, to obtain the posterior probability density functions of the material properties of each geologic unit. This includes the permeability, porosity, electrical conductivity, bulk modulus of the dry porous frame, bulk modulus of the fluid, bulk modulus of the solid phase...
Journal Article
Obtaining the Spatial Distribution of Water Content along a TDR Probe Using the SCEM-UA Bayesian Inverse Modeling Scheme
Journal: Vadose Zone Journal
Publisher: Soil Science Society of America
Published: 01 November 2004
Vadose Zone Journal (2004) 3 (4): 1128–1145.
... permittivity profile along the length of the probe and, therefore, the distribution of water content. The approach is based on the combination of a multisection scatter function model for the TDR measurement system with the shuffled complex evolution Metropolis algorithm (SCEM-UA). This combined approach...
Image
Distribution of samples for three parameters generated by the Metropolis al...
in Real-Time Estimation of Fault Rupture Extent Using Near-Source versus Far-Source Classification
> Bulletin of the Seismological Society of America
Published: 01 December 2007
Figure 10. Distribution of samples for three parameters generated by the Metropolis algorithm. The Gaussian distributions obtained from the asymptotic approximation are added in the figure and fit the histogram well.
Image
Correlation plot of posterior samples of the model parameters generated by ...
in Real-Time Estimation of Fault Rupture Extent Using Near-Source versus Far-Source Classification
> Bulletin of the Seismological Society of America
Published: 01 December 2007
Figure 11. Correlation plot of posterior samples of the model parameters generated by the Metropolis algorithm. The most probable values of the parameters are shown as crosses (×). The numbers in the figure are the correlation coefficients of the parameters.
Image
Schematic workflow. The top row summarizes the stochastic steady-state simu...
Published: 15 August 2019
Figure 3. Schematic workflow. The top row summarizes the stochastic steady-state simulations in SHEMAT-Suite and subsequent application of the Metropolis algorithm. In the bottom row, characteristic scenarios of the posterior temperature distribution are implemented in PetroMod. Deriving
Image
Schematic representation of the Metropolis–Hastings MCMC algorithm....
in Bayesian parameter estimation of duration-based variables used in post-earthquake building recovery modeling
> Earthquake Spectra
Published: 01 August 2022
Figure 4. Schematic representation of the Metropolis–Hastings MCMC algorithm.
Image
Metropolis-Hastings algorithm using the linear (upper row) and quadratic (l...
Published: 02 May 2011
Figure 8. Metropolis-Hastings algorithm using the linear (upper row) and quadratic (lower row) forward model for contrasts in the three elastic parameters, P-wave impedance (left column), S-wave impedance (middle column), and density (right column).
Journal Article
A Fully Bayesian Inversion for Spatial Distribution of Fault Slip with Objective Smoothing
Publisher: Seismological Society of America
Published: 01 June 2008
Bulletin of the Seismological Society of America (2008) 98 (3): 1128–1146.
... Monte Carlo ( MCMC ) method. Assuming the current state of a Markov chain, x ( t ) , the Metropolis algorithm generates the next state of the Markov chain, x ( t +1) , by a two-step procedure. The first step generates a candidate state, x ′ , using a proposal probability density, q ( x ′ | x...
Journal Article
Three-Dimensional Multiphase Segmentation of X-Ray CT Data of Porous Materials Using a Bayesian Markov Random Field Framework
Journal: Vadose Zone Journal
Publisher: Soil Science Society of America
Published: 01 February 2012
Vadose Zone Journal (2012) 11 (1): vzj2011.0082.
... a labeling with the constraint of satisfying Eq. [1] is a combinatorial optimization problem. To investigate different optimization approaches, we initially implemented a deterministic (iterated conditional modes [ICM] algorithm) and a heuristic (Metropolis algorithm) optimization scheme. Because...
Journal Article
Direct inversion for shale brittleness index using a delayed rejection adaptive Metropolis-Markov chain Monte Carlo method
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 17 July 2023
Geophysics (2023) 88 (5): M225–M237.
... (MCMC) probabilistic algorithm incorporating the delayed rejection adaptive Metropolis (DRAM) strategy has been developed to invert the reservoir brittleness index directly. The different brittleness indexes are analyzed and compared by using the constructed rock-physics model of the shale gas...
Series: Society of Exploration Geophysicists Geophysical Developments Series
Publisher: Society of Exploration Geophysicists
Published: 18 December 2024
DOI: 10.1190/1.9781560804048.ch19
EISBN: 9781560804048
... i + 1 = x ~ i + 1 e l s e x i + 1 = x i e n d . Figure 19.6 Metropolis workflow algorithm where samples x i are obtained using the proposal distribution g ~ ( x ) = N ( x , 1 ) centered at x , where...
This chapter presents the more sophisticated sampling methods that are used to sample multivariate probability distributions.
Journal Article
Real-Time Estimation of Fault Rupture Extent Using Near-Source versus Far-Source Classification
Publisher: Seismological Society of America
Published: 01 December 2007
Bulletin of the Seismological Society of America (2007) 97 (6): 1890–1910.
...Figure 8. Samples generated by the Metropolis algorithm plotted in the parameter space. The x axis denotes the sample number. The vertical dotted lines indicate the end of the burn-in period (100 samples). ...
Journal Article
Toward Improved Identifiability of Soil Hydraulic Parameters: On the Selection of a Suitable Parametric Model
Journal: Vadose Zone Journal
Publisher: Soil Science Society of America
Published: 01 February 2003
Vadose Zone Journal (2003) 2 (1): 98–113.
...; Kosugi, 1996 , 1999 ) using the recently developed Shuffled Complex Evolution Metropolis (SCEM-UA) algorithm ( Vrugt et al., 2002b , and unpublished data). Because the SCEM-UA algorithm globally thoroughly exploits the parameter space and therefore explicitly accounts for parameter interdependence...
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