CBR Fortune Teller

"The Scraper" downloads daily currencies values through the WebService of the Central Bank of Russia. See https://www.cbr.ru/scripts/Root.asp?PrtId=DWS After that, it saves data at database with help of Entity Framework. And finally, "The Medium" could predict currency exchange rates.

Installation

• Prepare MS SQL 2014 database.
• Configure connectionString in Medium.exe.config and Scraper.exe.config.
• Install R-language (both x86 and x64 versions).
• Run the Scraper.
• Start the Medium and would get your prediction.

The Scraper

scraper.exe scrape -f2016-01-01 -t2016-09-01

• clear - Clean data base table.
• scrape - Scrape currencies values.
• help - Display more information on a specific command.
• version - Display version information.

scrape

-d, --delay - (Default: 1000) Download delay in ms.
-r, --delay-after-n-requests - (Default: 30) Should delay after N requests
-f, --from - From which date should begin: DD-MM-YYYY
-t, --to - Which date should finish: DD-MM-YYYY

clear

-f, --from - From which date should begin: DD-MM-YYYY
-t, --to - Which date should finish: DD-MM-YYYY

The Medium

medium.exe next -cEUR -n7 --from2016-01-01

• list - Prints list of the currencies.
• next - Options for regression analisys.
• help - Display more information on a specific command.
• version - Display version information.

next

-c, --code - Required. (Default: USD) 3-symbols code of the currency
-o, --output-filename - Where to store prediciton
-n, --next - Required. (Default: 1) After how many days to make a prediction
-f, --from - From which date should begin: DD-MM-YYYY
-t, --to - Which date should finish: DD-MM-YYYY