Aeronautical data analysis method and device based on big data and storage medium
A data analysis and big data technology, applied in the aviation field, can solve problems such as inaccuracy and inaccurate flights, and achieve the effects of reasonable and accurate flight adjustment, increased revenue, and improved reliability.
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Embodiment 1
[0045] Embodiment 1 of the present invention provides a kind of aviation data analysis method based on big data, as attached figure 1 shown, including the following steps:
[0046] Step S1, constructing the flight system model;
[0047] The flight system model adopts a K-means clustering algorithm, and the K-means clustering algorithm is as follows:
[0048] 1) Randomly select K data from N data as the centroid, where N and K are both positive integers, and N≥K;
[0049] 2) measure the distance to each centroid for each remaining data, and classify it into the nearest centroid;
[0050] 3) Recalculate the centroid of each class that has been obtained;
[0051] 4) Iterate 2 to 3 steps until the new centroid is equal to the original centroid or less than the specified threshold, and the K-means clustering algorithm ends;
[0052] Step S2, obtaining the airline's route past raw data; the route past raw data includes one or more of the following: "passengerMeter" passenger kilom...
Embodiment 2
[0070] In order to further ensure the efficiency of data calculation, before entering the K-means clustering model, some processing is performed on the data. The main function of the processing is dimensionality reduction. Before the past data is imported into the flight system model, PCA is performed on the preprocessed airline's past data to reduce the dimension to two-dimensional variables. Specifically, the data is clustered and analyzed according to the route groupby, and the average value of each data is calculated, and then Z-Score normalization is performed, and PCA (Principal Component Analysis) is used to reduce the dimensionality into a two-dimensional variable, and enter the KMeans model. After the model algorithm, Get results for three flight categories. Wherein, the steps of the big data-based aviation data analysis method in this embodiment are similar to those in Embodiment 1, and will not be repeated here in this embodiment.
[0071] The flight system model i...
Embodiment 3
[0084] A device, the device includes a memory and a processor connected to the memory, a processing system that can run on the processor is stored in the memory, and the processing system is executed by the processor based on big data The steps of the aviation data analysis method.
[0085] Wherein, the steps of the big data-based aviation data analysis method in this embodiment are the same as those in Embodiment 1, and will not be repeated here in this embodiment.
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