Unique ID: 2015025
| Division: | Research Institute of Statistical Science |
|---|---|
| Issue Date: | February 13th 2019 |
| Last modified: | February 22nd 2019 |
Cost: FREE
Using web scraping price data for price index of e-commerce
Using web scraping price data for price index of e-commerce
Crawling the particular cellphone price data by Crawler program and establishing the daily price index as a reference for the monthly price data.
Project Objective:
Exploration
Project Outcomes:
In the future, this project can be used to assess quality of the existing data and to expand data sources.
Statistical Area
Project Sources
| Type Of Institution: | National statistical office |
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| Big Data Source: | Web scraping data |
| Region: | East Asia & Pacific |
| Country Area: | China |
| Id Country Regional: | country |
Accessing Data
| Data Access Rights: | Only for this project |
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Data Coverage
| Data Coverage: | Only a portion of all data |
|---|---|
| Coverage Geo Pop: | Whole country / high % of market |
| Cost Implication: | Free |
| Cost Comments: | Self-developed. |
| Coverage Period: | From March 2014 to September 2014 |
Data Quality
| Quality Framework: | Quality of source/input |
|---|---|
| Quality Aspects Evaluated: | Privacy and Security, Completeness, Usability, Time Factors, Accessibility, Relevance, Institutional/Business Environment, Validity, Accuracy, including selectivity, Coherence, including linkability to other sources |
| Quality Framework Comments: | Still evaluating and not applied yet. |
| Data Quality Concerns Comments: | All figures are real transaction price data of suppliers. |
Methodology
| Methods Used: | Traditional statistical methods |
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| Methods Comments: | Using the data by current statistical methods |
Technologies
| Technologies: | Column store database, Spreadsheet |
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| Technologies Comments: | Develop small database to calculate data. |
Other
| Income Level: | Upper-middle-income |
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| Iso: | CN |
| Timeframe To Produce Indicator: | NA |
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