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2019 FEI and PPD Data
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<blockquote data-quote="ibeattetris" data-source="post: 660472" data-attributes="member: 1175"><p>Short week so I wanted to make sure I got this out before the game. The data doesn't look good. I wish we could snap our fingers and see results, but it's going to be a process.</p><p>[SPOILER="What each stat means"]The Fremeau Efficiency Index<strong> (FEI)</strong> is a college football rating system based on opponent-adjusted possession efficiency, representing the per possession scoring advantage a team would be expected to have on a neutral field against an average opponent. Unadjusted possession efficiency (<strong>PE</strong>) is calculated as a function of offensive, defensive, and special teams game splits. Schedule strength is represented by each team's average per possession opponent adjustment (<strong>OA</strong>). Opponent-adjusted offense ratings (<strong>OFEI</strong>), opponent-adjusted defense ratings (<strong>DFEI</strong>), and opponent-adjusted special teams ratings (<strong>SFEI</strong>) are calculated in a similar manner as overall FEI ratings.[/SPOILER]</p><p>[ATTACH=full]7272[/ATTACH]</p><p>We fall 13 spots. Hard to find fault there. Defense only falls a few places, but the offense drops substantially.</p><p></p><p>Offense:</p><p>[SPOILER="What each stat means"]OFEI Offense Ratings (<strong>OFEI</strong>) represent the per possession scoring advantage a team's offense would be expected to have on a neutral field against an average defense. Unadjusted offensive possession efficiency (<strong>OPE</strong>) is calculated as a function of offensive game splits. Schedule strength is represented by each team's average per possession offensive opponent adjustment (<strong>OOA</strong>). Touchdown rate (<strong>OTD</strong>) is the percentage of offensive drives that result in a touchdown. First Down rate (<strong>OFD</strong>) is the percentage of offensive drives that result in a touchdown or at least one first down. Available Yards percentage (<strong>OAY</strong>) is the total yards earned by the offense divided by the total yards available to be earned based on starting field position. Explosive Drive rate (<strong>OED</strong>) is the percentage of offensive drives that average at least ten yards per play. Busted Drive rate (<strong>OBD</strong>) is the percentage of offensive drives that earn zero or negative yards. Turnover rate (<strong>OTO</strong>) is the percentage of offensive drives that result in a fumble or interception.[/SPOILER]</p><p>[ATTACH=full]7273[/ATTACH]</p><p><img src="https://i.kym-cdn.com/photos/images/original/001/488/857/e30.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></p><p></p><p>Defense:</p><p>[SPOILER="What each stat means"]DFEI Defense Ratings (<strong>DFEI</strong>) represent the per possession scoring advantage a team's defense would be expected to have on a neutral field against an average offense. Unadjusted defensive possession efficiency (<strong>DPE</strong>) is calculated as a function of defensive game splits. Schedule strength is represented by each team's average per possession defensive opponent adjustment (<strong>DOA</strong>). Touchdown rate (<strong>DTD</strong>) is the percentage of opponent offensive drives that result in a touchdown. First Down rate (<strong>DFD</strong>) is the percentage of opponent offensive drives that result in a touchdown or at least one first down. Available Yards percentage (<strong>DAY</strong>) is the total yards surrendered by the defense divided by the total yards available to be earned based on starting field position. Explosive Drive rate (<strong>DED</strong>) is the percentage of opponent offensive drives that average at least ten yards per play. Busted Drive rate (<strong>DBD</strong>) is the percentage of opponent offensive drives that earn zero or negative yards. Turnover rate (<strong>DTO</strong>) is the percentage of opponent offensive drives that result in a fumble or interception.[/SPOILER]</p><p>[ATTACH=full]7274[/ATTACH]</p><p>I expected a bigger fall for the defense on game day, but after cooling off and thinking about it, it wasn't completely terrible. It seems like the main reason we did not fall farther is that our strength of schedule increased despite the drop in overall production. I honestly tried to look into defensive performance to get a silver lining. I am going to provide the spread sheet as is.</p><p>[ATTACH=full]7275[/ATTACH]</p><p></p><p>115 Georgia Tech</p><p>Net point score per drive: <strong>-1.28</strong>(115)</p><p></p><p>Offense</p><p>PPD: <strong>1.26</strong>(124)</p><p>PPD (long field position): <strong>0.12 </strong>(129)</p><p>PPD (medium): <strong>1.48 </strong>(103)</p><p>PPD (short): <strong>2.73</strong> (108)</p><p></p><p>Defense</p><p>PPD: <strong>2.54 </strong>(86)</p><p>PPD (long): <strong>1.61</strong> (65)</p><p>PPD (medium): <strong>2.23</strong> (77)</p><p>PPD (short) <strong>3.81</strong> (85)</p></blockquote><p></p>
[QUOTE="ibeattetris, post: 660472, member: 1175"] Short week so I wanted to make sure I got this out before the game. The data doesn't look good. I wish we could snap our fingers and see results, but it's going to be a process. [SPOILER="What each stat means"]The Fremeau Efficiency Index[B] (FEI)[/B] is a college football rating system based on opponent-adjusted possession efficiency, representing the per possession scoring advantage a team would be expected to have on a neutral field against an average opponent. Unadjusted possession efficiency ([B]PE[/B]) is calculated as a function of offensive, defensive, and special teams game splits. Schedule strength is represented by each team's average per possession opponent adjustment ([B]OA[/B]). Opponent-adjusted offense ratings ([B]OFEI[/B]), opponent-adjusted defense ratings ([B]DFEI[/B]), and opponent-adjusted special teams ratings ([B]SFEI[/B]) are calculated in a similar manner as overall FEI ratings.[/SPOILER] [ATTACH=full]7272[/ATTACH] We fall 13 spots. Hard to find fault there. Defense only falls a few places, but the offense drops substantially. Offense: [SPOILER="What each stat means"]OFEI Offense Ratings ([B]OFEI[/B]) represent the per possession scoring advantage a team's offense would be expected to have on a neutral field against an average defense. Unadjusted offensive possession efficiency ([B]OPE[/B]) is calculated as a function of offensive game splits. Schedule strength is represented by each team's average per possession offensive opponent adjustment ([B]OOA[/B]). Touchdown rate ([B]OTD[/B]) is the percentage of offensive drives that result in a touchdown. First Down rate ([B]OFD[/B]) is the percentage of offensive drives that result in a touchdown or at least one first down. Available Yards percentage ([B]OAY[/B]) is the total yards earned by the offense divided by the total yards available to be earned based on starting field position. Explosive Drive rate ([B]OED[/B]) is the percentage of offensive drives that average at least ten yards per play. Busted Drive rate ([B]OBD[/B]) is the percentage of offensive drives that earn zero or negative yards. Turnover rate ([B]OTO[/B]) is the percentage of offensive drives that result in a fumble or interception.[/SPOILER] [ATTACH=full]7273[/ATTACH] [IMG]https://i.kym-cdn.com/photos/images/original/001/488/857/e30.jpg[/IMG] Defense: [SPOILER="What each stat means"]DFEI Defense Ratings ([B]DFEI[/B]) represent the per possession scoring advantage a team's defense would be expected to have on a neutral field against an average offense. Unadjusted defensive possession efficiency ([B]DPE[/B]) is calculated as a function of defensive game splits. Schedule strength is represented by each team's average per possession defensive opponent adjustment ([B]DOA[/B]). Touchdown rate ([B]DTD[/B]) is the percentage of opponent offensive drives that result in a touchdown. First Down rate ([B]DFD[/B]) is the percentage of opponent offensive drives that result in a touchdown or at least one first down. Available Yards percentage ([B]DAY[/B]) is the total yards surrendered by the defense divided by the total yards available to be earned based on starting field position. Explosive Drive rate ([B]DED[/B]) is the percentage of opponent offensive drives that average at least ten yards per play. Busted Drive rate ([B]DBD[/B]) is the percentage of opponent offensive drives that earn zero or negative yards. Turnover rate ([B]DTO[/B]) is the percentage of opponent offensive drives that result in a fumble or interception.[/SPOILER] [ATTACH=full]7274[/ATTACH] I expected a bigger fall for the defense on game day, but after cooling off and thinking about it, it wasn't completely terrible. It seems like the main reason we did not fall farther is that our strength of schedule increased despite the drop in overall production. I honestly tried to look into defensive performance to get a silver lining. I am going to provide the spread sheet as is. [ATTACH=full]7275[/ATTACH] 115 Georgia Tech Net point score per drive: [B]-1.28[/B](115) Offense PPD: [B]1.26[/B](124) PPD (long field position): [B]0.12 [/B](129) PPD (medium): [B]1.48 [/B](103) PPD (short): [B]2.73[/B] (108) Defense PPD: [B]2.54 [/B](86) PPD (long): [B]1.61[/B] (65) PPD (medium): [B]2.23[/B] (77) PPD (short) [B]3.81[/B] (85) [/QUOTE]
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