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2results about How to "Improve deliverability" patented technology

A reservoir intelligent inversion method and related apparatus

The application discloses a reservoir intelligent inversion method and related device, relates to the technical field of reservoir intelligent inversion, and comprises the following steps: obtaining multi-source heterogeneous data of a target area and preprocessing; constructing an initial geological model generator based on a conditional diffusion model, and optimizing hidden space parameters in a manner of seismic wave forward simulation; constructing a reservoir knowledge graph and adaptively pretraining and migrating the model online; performing task demand analysis, task decomposition and dynamic collaborative execution on a reservoir modeling task based on a thinking chain technology and a language large model technology, and obtaining iteratively optimized hidden space parameters; inputting the iteratively optimized hidden space parameters into the optimized geological model generator, outputting a three-dimensional distribution model, and extracting a confidence interval feature; incrementally updating the reservoir knowledge graph, determining a reservoir model conforming to a geological mode feature and matching a seismic waveform, and realizing reservoir intelligent inversion. The application can improve the accuracy and efficiency of reservoir inversion.
Owner:INSTITUTE OF GEOLOGY AND GEOPHYSICS CHINESE ACADEMY OF SCIENCES

Power infrastructure project risk assessment method based on multi-factor dynamic weighting algorithm

The invention discloses an electric power infrastructure project risk assessment method based on a multi-factor dynamic weighting algorithm, and belongs to the technical field of project management, and the method comprises the steps: carrying out the noise filtering of original business flow data, and carrying out the normalization compression of a filtered data field, and obtaining a standardized data set; performing factor stripping on the standardized data set to obtain an original risk factor pedigree; performing weight assignment on the original risk factor pedigree to obtain an initial weight assignment factor set; calling a weight correction coefficient matrix in a preset benchmark item database, and performing dynamic iteration calibration on the initial weight value to obtain a stage weight vector; performing empowerment reconstruction on the initial empowerment factor set to obtain a risk feature vector; performing fuzzy membership degree matching on the risk feature vector to obtain an evaluation conclusion; and carrying out standardized packaging on the assessment conclusion, the risk feature vector and the stage weight vector to obtain a risk assessment data message. According to the invention, the accuracy and efficiency of risk assessment of the power infrastructure project can be improved.
Owner:STATE GRID ELECTRIC POWER ECONOMIC RES INST IN NORTHERN HEBEI TECH CO LTD