Files used for making predictions for baseball daily fantasy sports.
DKDailyValues.R
This file takes the daily csv provided by Draftkings and cleans it up for use in the team creating algorithm. For players listed with two possible positions, that entry is copied and listed twice, once for each position.
Example:
| POS | PLAYER_NAME |
|---|---|
| 1B/C | John Doe |
Becomes:
| POS | PLAYER_NAME |
|---|---|
| 1B | John Doe |
| C | John Doe |
ESPNProjections.R
Scrapes the projection data from the ESPN fantasy baseball site. A new file is created each day it’s called.
playerRoster.R
This is a file that scrapes a list of all the players currently in MLB.
Saves new and backup Player Roster.
Saves new and backup Player ID Key.
Output is any changes between old and new roster.
Unfortunately, there is no feature for Designated Hitters.
MLBGameLog.Rds
hr Home Runs
game_type
game_number
sac Sacrafice Bunts
game_day
rbi Runs Batted In
lob Left on Base
opponent
opponent_short
bb Bases on Balls
ave Batting Average
slg Sluggin Percentage
opp_score Opponent Teams Score
ops On-Base Plus Slugging
hbp Hit by Pitch
d Doubles
team_abbrev
so Strike Outs
game_date
sport
sf Sacrafice Flys
game_pk
team Player's Team
league
h Hits
cs Caught Stealing
obp On Base Percentage
t Tripples
ao Fly Outs
r Runs
go_ao Ground Out Fly Out Ratio
sb Stolen Bases
opponent_abbrev
opponent_league
PLAYER_ID
ibb Intentional Bases on Balls
ab At Bats
team_result
opponent_id
team_id
home_away
team_score
go Ground Outs
MLBHistoricPlayerRoster.Rds
Data on every player to have played MLB.
Same file formate as MLBPlayerRoster.Rds
MLBPlayerBios.Rds
Basic biographical data on every player to have played MLB.
PLAYER_ID
COLLEGE
DEBUT
LAST_GAME
BIRTHDATE
BIRTH_CITY
BIRTH_STATE
DRAFT_YEAR
DRAFT_TEAM
DRAFT_ROUND
DRAFT_ROUND_OVERALL
MLBPlayerIDKey.Rds
PLAYER_ID The numeric code assined to each player by MLB.
PLAYER_NAME The name as listed by the data source.
PLAYER_NAME_CLEAN The name of the player cleaned up and standardized to make matching easier.
SOURCE Website were the PLAYER_NAME was pulled from.
MLBPlayerRoster.Rds
position
team_abbrev
PLAYER_NAME
name_display_roster
league
sport_code
name_display_last_first
name_first
position_id
team_code
PLAYER_ID
name_last
team_id
active_sw
team_full
PLAYER_NAME_CLEAN
dailyBuild.R
Morning script used to update all the rds files with new game data.
Runs playerRoster.R to look for changes to the leuges roster.
Runs playerBios.R adding new players bio information to MLBPlayerBios.Rds.
Runs playerGameLog.R gathering all the gamelog information for each player.
Runs playerAverages.T calculating the rolling averages for every numeric value in playerGameLog.R.
Prints Sys.time() as a check to see how long the scipt took to run.
fuzzyMatch.R
This script is called when a name isn’t found in the MLBPlayerIDKey.Rds file. This script needs improvement, but it should work for now.
oldPlayerAves.R
oldPlayerGameLog.R
playerAverages.Rr
playerBios.R
playerGameLog.R
playerRoster.R