calculate_player_stats {nflfastR} | R Documentation |
Get Official Game Stats
Description
This function was deprecated because we have a new, much better and
harmonized approach in calculate_stats()
.
Build columns that aggregate official passing, rushing, and receiving stats either at the game level or at the level of the entire data frame passed.
Usage
calculate_player_stats(pbp, weekly = FALSE)
Arguments
pbp |
A Data frame of NFL play-by-play data typically loaded with
|
weekly |
If |
Value
A data frame including the following columns (all ID columns are decoded to the gsis ID format):
- player_id
ID of the player. Use this to join to other sources.
- player_name
Name of the player
- player_display_name
Full name of the player
- position
Position of the player
- position_group
Position group of the player
- headshot_url
URL to a player headshot image
- games
The number of games where the player recorded passing, rushing or receiving stats.
- recent_team
Most recent team player appears in
pbp
with.- season
Season if
weekly
isTRUE
- week
Week if
weekly
isTRUE
- season_type
REG
orPOST
ifweekly
isTRUE
- opponent_team
The player's opponent team if
weekly
isTRUE
- completions
The number of completed passes.
- attempts
The number of pass attempts as defined by the NFL.
- passing_yards
Yards gained on pass plays.
- passing_tds
The number of passing touchdowns.
- interceptions
The number of interceptions thrown.
- sacks
The Number of times sacked.
- sack_yards
Yards lost on sack plays.
- sack_fumbles
The number of sacks with a fumble.
- sack_fumbles_lost
The number of sacks with a lost fumble.
- passing_air_yards
Passing air yards (includes incomplete passes).
- passing_yards_after_catch
Yards after the catch gained on plays in which player was the passer (this is an unofficial stat and may differ slightly between different sources).
- passing_first_downs
First downs on pass attempts.
- passing_epa
Total expected points added on pass attempts and sacks. NOTE: this uses the variable
qb_epa
, which gives QB credit for EPA for up to the point where a receiver lost a fumble after a completed catch and makes EPA work more like passing yards on plays with fumbles.- passing_2pt_conversions
Two-point conversion passes.
- pacr
Passing Air Conversion Ratio. PACR =
passing_yards
/passing_air_yards
- dakota
Adjusted EPA + CPOE composite based on coefficients which best predict adjusted EPA/play in the following year.
- carries
The number of official rush attempts (incl. scrambles and kneel downs). Rushes after a lateral reception don't count as carry.
- rushing_yards
Yards gained when rushing with the ball (incl. scrambles and kneel downs). Also includes yards gained after obtaining a lateral on a play that started with a rushing attempt.
- rushing_tds
The number of rushing touchdowns (incl. scrambles). Also includes touchdowns after obtaining a lateral on a play that started with a rushing attempt.
- rushing_fumbles
The number of rushes with a fumble.
- rushing_fumbles_lost
The number of rushes with a lost fumble.
- rushing_first_downs
First downs on rush attempts (incl. scrambles).
- rushing_epa
Expected points added on rush attempts (incl. scrambles and kneel downs).
- rushing_2pt_conversions
Two-point conversion rushes
- receptions
The number of pass receptions. Lateral receptions officially don't count as reception.
- targets
The number of pass plays where the player was the targeted receiver.
- receiving_yards
Yards gained after a pass reception. Includes yards gained after receiving a lateral on a play that started as a pass play.
- receiving_tds
The number of touchdowns following a pass reception. Also includes touchdowns after receiving a lateral on a play that started as a pass play.
- receiving_air_yards
Receiving air yards (incl. incomplete passes).
- receiving_yards_after_catch
Yards after the catch gained on plays in which player was receiver (this is an unofficial stat and may differ slightly between different sources).
- receiving_fumbles
The number of fumbles after a pass reception.
- receiving_fumbles_lost
The number of fumbles lost after a pass reception.
- receiving_2pt_conversions
Two-point conversion receptions
- racr
Receiver Air Conversion Ratio. RACR =
receiving_yards
/receiving_air_yards
- target_share
The share of targets of the player in all targets of his team
- air_yards_share
The share of receiving_air_yards of the player in all air_yards of his team
- wopr
Weighted Opportunity Rating. WOPR = 1.5 ×
target_share
+ 0.7 ×air_yards_share
- fantasy_points
Standard fantasy points.
- fantasy_points_ppr
PPR fantasy points.
See Also
The function load_player_stats()
and the corresponding examples
on the nflfastR website
Examples
try({# to avoid CRAN test problems
pbp <- nflfastR::load_pbp(2020)
weekly <- calculate_player_stats(pbp, weekly = TRUE)
dplyr::glimpse(weekly)
overall <- calculate_player_stats(pbp, weekly = FALSE)
dplyr::glimpse(overall)
})