E-commerce comment voting social contact system based on neural network
A neural network and social system technology, applied in the field of product recommendation, can solve problems such as lack of rating information, selection of high-tech products, inability to help users without scientific and technological knowledge, etc., to ensure sales quality, achieve grasp, and improve product quality and service. Effect
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Embodiment 1
[0055] refer to figure 1 , a social system for e-commerce comment voting based on neural network, including data collection system, data processing system and data application system, the output end of data collection system is connected with the input end of data processing system, the output end of data processing type is connected with data application The input terminal of the system is connected;
[0056] The data collection system includes the collection of raw data and the collection of user data;
[0057] The data processing system includes a self-organizing neural network model and a multi-feature word vector structure model, and the output end of the self-organizing neural network model and the input end of the multi-feature word vector structure model are linked through a contact matrix;
[0058] The data application system includes processing existing product data, predicting new product scores, capturing user shopping needs and recommending user shopping needs; ...
Embodiment 2
[0064] It has the implementation content of the above-mentioned embodiment, wherein, for the specific implementation of the above-mentioned embodiment, reference may be made to the above-mentioned description, and the embodiment here will not be repeated in detail; and in the embodiment of the present application, the difference between it and the above-mentioned embodiment is that :
[0065] The processing of the self-organizing neural network model includes the following steps:
[0066] Step 1: Use SOM model supervised learning to classify products according to the score value;
[0067] Step 2: Train the SOM model to score the existing product data;
[0068] Step 3: Then predict the new product data score.
[0069] In the present invention, the processing process of the multi-feature word vector structure model is to obtain effective local information and reduce the influence of noise data by implementing the attention mechanism to assign weights to the output codes of the...
Embodiment 3
[0071] It has the implementation content of the above-mentioned embodiment, wherein, for the specific implementation of the above-mentioned embodiment, reference may be made to the above-mentioned description, and the embodiment here will not be repeated in detail; and in the embodiment of the present application, the difference between it and the above-mentioned embodiment is that :
[0072] In step 1, the topology structure of the number of attributes of L products will be dynamically maintained,
[0073] ||C il -Wv BMU ||=min k {||C il -Wv k ||} (1.1)
[0074] Wv(t+1)=Wv(t)+θ(t)α(t)(C il (t)-Wv(t)) (1.2)
[0075] C in the above formula il Represents the target input vector of standard l of instance i, Wv represents the current weight vector, and BMU is the same as the input vector C il Neurons with nearest Euclidean distance, θ(t) is the domain function limited by the BMU distance, α(t) is the time constraint factor, and t is the current time cursor.
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