... filters to reduce error between classes in training images. These networks of filter layers were used to assign probabilities of classes, which were upscaled back to the original image dimensions resulting in probabilistic class assignments onto each pixel. FCN model accuracy, defined by its ability...

... results obtained from core data. The largest size D (2.8-4.0 mm) gave the best results with minimum error. core analysis Upstream Oil & Gas cutting log analysis wet sponge desaturation time accuracy information well logging artificial cutting diameter petrophysical parameter core...

... geological models to ensure accuracy in reservoir modeling. scaling method reservoir simulation recovery process heterogeneity Modeling & Simulation accuracy Upstream Oil & Gas boundary condition averaging heterogeneous reservoir reservoir characterization porosity algorithm coarse...

.... The study further reports on the advantages and limitations of each method and provides recommendations for best practices. accuracy relative permeability tracer determination reservoir Modeling & Simulation water saturation laboratory oil saturation wettability waterflood residual oil...

... and the multiphase meter shows average liquid flow deviation of about ±7%. The water cut was measured within 1-2 points of the water cut from the test separator. Reservoir Surveillance flow metering accuracy flow rate production control Upstream Oil & Gas consistency trailer measurement accuracy...

... be retrained with multi well data to improve its scope and applicability. Unfortunately, some efforts to upgrade can result in choosing to use sub-optimal training algorithms because of the need to deal with an extensively increased data size. The consequence is a reduction in predictive accuracy. To improve...

... or declining fields. gun section severe dogleg orientation stability gun length optimize production dogleg optimize perforation efficiency single trip sand production accuracy severity upstream oil & gas horizontal section sdl swivel completion installation and operations kickover lug...

... prediction laminar newtonian turbulent flow explicit friction model drilling fluid chemistry geometry rheology model equation upstream oil & gas drilling fluid property shear stress spe 82415 shear rate flow rate accuracy drilling fluids and materials friction model drilling fluid...

.... In an operating well, the method requires the periodic measurement of annular surface pressure using a pressure transducer with an accuracy of 0.1% and acoustic fluid level depth digitally acquired with a resolution of one millisecond while the casing valve is closed and produced gas is accumulating...

...% for undersaturated oil viscosity to 14.47% for saturated oil viscosity. correlation viscosity crude oil undersaturated oil viscosity oil viscosity viscosity correlation accuracy crouplot dead oil viscosity society of petroleum engineers experimental dead oil viscosity gulf standard deviation oil...

... ABSTRACT The available set of engineering design tools for sucker-rod pumping units is incomplete. There is no sucker-rod design tool that has the combination of speed and accuracy needed for traditional conceptual design. The existing design tools lack either speed or accuracy. The solution...

... for the wafer-style wedge meter tested with an uncertainty of ±0.38%. It was concluded that the the nozzle-calibrated flow coefficients obtained in this field test should improve the measurement accuracy of the 4" (102 mm) segmental wedge meter for natural gas flow measurement. flow rate production...

... necessary to obtain the desired accuracy. To provide for the final temperature compensation, a torsional mode quartz tuning fork temperature sensor is mounted in a pressure-proof quartz package designed to have substantially the same thermal response time as the pressure sensor. This package is then mounted...

... production monitoring liquid accuracy united states government production control texas concentration INTRODUCTION The liquid level in a well may be determined acoustically by generating a pressure pulse at the surface and recording the echos from collars, obstructions, and liquid level...

... Abstract Accurate measurement of oil and gas is of vital concern. Measurement of these vapor and liquid streams by mass, volumetric, and energy techniques are reviewed to better provide an understanding of the type of measurement recommended for use in each case. Improved accuracy in primary...