Commodity futures news public opinion analysis method and system
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A technology of public opinion analysis and futures, applied in the field of public opinion analysis, it can solve the problems of complex communication chain, difficult discovery, and rapid diffusion of public opinion information.
Inactive Publication Date: 2019-10-25
新华智云科技有限公司
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However, its knowledge base construction and labeling system are only applicable to the bond industry, and cannot be directly dedicated to the futures industry
[0004] Public opinion information in the futures market has the characteristics of rapid diffusion, difficulty in discovery, wide influence, and complex transmi
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Embodiment 1
[0071] Embodiment 1, a kind of commodity futures news public opinion analysis method, such as figure 1 shown, including the following steps:
[0072] S1. Obtain futures industry data, and establish a futures knowledge map based on the futures industry data;
[0073] S2. Obtain futures-related public opinion news, perform tagging and structural processing on the relevant public opinion news according to the public opinion analysis dimension, and output structured tags of each futures-related public opinion news. The structured tags include theme tags, sentiment tags, coarse-grained tags, fine-grained tags and news information tags, and the coarse-grained tags are mapped to entities in the entity library;
[0074] S3. Obtain an analysis request, perform correlation analysis on the futures knowledge map and futures-related public opinion news with structured labels according to the analysis request, and obtain corresponding analysis results.
[0075] Such as figure 2 As shown...
Embodiment 2
[0201] Embodiment 2, a kind of commodity futures news public opinion analysis system, such as Figure 10 As shown, it includes the futures knowledge map establishment module 1, the structured label output module and the public opinion analysis module 3.
[0202] The futures knowledge graph building module 1 is used to obtain futures industry data, and establish a futures knowledge graph based on the futures industry data, and the futures knowledge graph includes an entity database and a relationship database;
[0203] Futures knowledge graph building module 1 is configured as;
[0204] Capture futures industry data from futures-related vertical websites;
[0205] Perform entity name alignment, entity attribute alignment, entity fusion, and relationship extraction on the captured futures industry data in order to obtain the preprocessed futures industry data;
[0206] Use the preprocessed futures industry data to build a futures knowledge graph that includes entity databases ...
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Abstract
The invention discloses a commodity futures news public opinion analysis method, which comprises the following steps of acquiring futures industry data, establishing a futures knowledge graph based onthe futures industry data, and the futures knowledge graph comprises an entity library and a relationship library; obtaining futures related public opinion news, performing label structuralization processing on the related public opinion news according to public opinion analysis dimensions, and outputting structuralized labels of the futures related public opinion news; wherein the structured label comprises a coarse-grained label mapped with an entity in an entity library; and obtaining an analysis request, and performing association analysis on the futures knowledge graph and the futures related public opinion news with the structured label according to the analysis request to obtain a corresponding analysis result. Public opinion analysis can be carried out at different levels, futuresrelated public opinion news and futures knowledge graphs are associated through the structured labels, systematic and systematic analysis on public opinion information of the futures market is achieved, and news public opinion analysis requirements of the futures industry are satisfied.
Description
technical field [0001] The invention relates to the field of public opinion analysis, in particular to a method and system for analyzing public opinion on commodity futures news. Background technique [0002] "Method, Device and System for Monitoring Internet Media Events Based on Industry Knowledge Graph Database" (CN201610716109) proposes a general method for monitoring Internet media events in vertical industries, considering the technology of identifying Internet media events by building industry knowledge graphs The plan is to monitor the public opinion of direct / indirect entities within the industry. However, in addition to monitoring public opinion on entities such as trading varieties, contracts, and futures companies involved in futures, the futures industry also conducts more granular structured labels on futures-related entities such as macroeconomic topics, Public opinion factors such as types of trading varieties also need to be identified; in addition, finer-gr...
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