4 results about "Mineral analysis" patented technology

The invention provides a rock mineral analysis test management method and system, and the method comprises the steps: collecting rock mineral sample multi-modal data, and constructing a digital twinborn model; constructing a geological knowledge map, and injecting and fusing the two knowledge to generate a virtual test data set; performing self-supervision pre-training by using the data set to obtain a self-adaptive mineral phase recognition model; deploying the model to a block chain-Internet of Things double-chain traceability system to obtain an identification result and an optimization instruction; and executing a sample preparation process and removing unqualified samples. According to the method, diffusion steps are adjusted through adaptive noise scheduling and a space-time alignment algorithm, data are integrated, a high-reality-sense virtual test data set is generated, and a self-supervised pre-training and knowledge distillation technology is combined, so that the model has space-time feature extraction and dynamic optimization capabilities; and finally, full-process closed-loop control is realized through a double-chain traceability system and a modular robot, and the recognition precision of a complex scene is improved.

The invention relates to the technical field of mineral analysis, and discloses a mineral trace element detection method which comprises the following steps: S1, sample preparation; s2, spectrum acquisition; s3, processing spectral data; s4, selecting a characteristic wavelength; s5, constructing a spectral analysis model; s6, model training and verification; s7, trace element content prediction; and S8, outputting a result. According to the mineral trace element detection method, a large amount of spectral data can be rapidly collected by adopting the high-resolution spectrometer and the Fourier transform infrared spectrum technology, background noise is removed and the data quality is improved through the preprocessing step, the detection speed is increased, and the detection accuracy is improved. The method also improves the accuracy of a detection result through precise characteristic wavelength selection and optimization of a support vector machine algorithm, and particularly guarantees the generalization capability and prediction precision of the model through five-fold cross validation and grid search optimization of model parameters, thereby improving the detection efficiency while guaranteeing the accuracy and reliability of the detection method.

To provide a correction method of MLA data which can more accurately analyze a composition ratio of minerals present in ore using MLA and a mineral analysis method.SOLUTION: A correction method of MLA data includes: a process S2 of obtaining a reflection electron image of mineral particles on a measurement surface obtained by measuring the measurement surface of an ore sample in which mineral particles are embedded in resin with a mineral particle analysis device and a mineral map containing information on a mineral region and mineral species of the constituent minerals constituting the mineral particles; and a process S3 which corrects the information on the mineral region and mineral species of a target mineral by using brightness correction information of the reflection electron image of the constituent minerals for the mineral particles containing the target mineral being the correction object as the constituent minerals.SELECTED DRAWING: Figure 1

The invention relates to the technical field of field mineral recognition, in particular to an instrument for quickly recognizing minerals in the field, which comprises a detector, an adjusting assembly is arranged on the left side of the detector, a detection probe is mounted at the left end of the detector, a display panel is mounted on the right side of the detector, and a handle is fixedly connected to the bottom of the detector; the adjusting assembly comprises a fixing rod, an adjusting ring, a connecting ring, a connecting piece and a supporting rod, and a guiding assembly is arranged at the left end of the fixing rod. Through arrangement of an adjusting assembly, an adjusting ring is rotated to push a connecting ring and a connecting piece to move towards the left side along a fixing rod, a supporting head at the end of a supporting rod is attached to the surface of a mineral during movement, collision or abrasion caused by direct contact between a detection probe and the mineral is avoided, and the service life of the device is prolonged; through the arrangement of the guide assembly, the isolation cloth is driven to be unfolded, a certain protection effect is achieved on a detection area, and the situation that the analysis result of minerals is affected in severe weather is avoided.