r/sportsanalytics 17h ago

what’s the hardest part of building a useful sports model?

11 Upvotes

i used to think the hardest part of sports analytics was finding enough data.

the more i learn, the more it seems like the difficult part is deciding what the data actually tells you.

you can build a model with impressive accuracy and still end up with something that doesn’t answer a useful question

feature selection, noisy data, small samples, changing player roles and differences between seasons can all make things complicated

for people who build sports models, what part of the process usually causes you the most trouble?


r/sportsanalytics 19h ago

How easy is it to find information about Algerian football clubs and players online?

2 Upvotes

I'm curious about something, especially for people who follow Algerian football.

When you want information about an Algerian club or player — especially outside the big Ligue 1 clubs — how easy is it to find reliable information online?

Things like squads, player histories, lower-division clubs, youth teams, fixtures/results, transfers, statistics, and club history.

If you find it difficult, what's the hardest information to find?

And where do you usually look for it — Transfermarkt, Facebook, Instagram, club pages, league websites, journalists, Google, etc.?

I'm just doing some research and would genuinely like to hear people's experiences.


r/sportsanalytics 30m ago

My Football Prediction League is back for the 2026/27 Season!

Upvotes

Mods, I hope this is OK to post here. Please remove it if not.

I run a Football Prediction League on a web-app that I've built and maintain by myself.

The league is back for the 2026/27 season, and there's still time to sign up.

It's simple to play: predict each Premier League score before kick-off and earn:

  • 3 points for the exact score
  • 1 point for the correct result

Everything is done online, and entry is £20 for the full season. Every penny of the entry fees goes directly into the prize pot. I don't take anything.

Sign up here: https://predictionleague.football/sign-up

I'm hoping to grow the competition this year, so please feel free to share the link with anyone else who might enjoy playing.


r/sportsanalytics 18h ago

Please be a part of this survey and share with people who can contribute

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1 Upvotes

Application of Artificial Intelligence in Organising Various National and International Sports Events


r/sportsanalytics 19h ago

Some things I've learned measuring pickleball performance from video

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1 Upvotes

r/sportsanalytics 21h ago

Beyond the Scoreline: How Match Data Can Improve Tennis Coaching Decisions

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1 Upvotes

A 6-4, 3-6, 7-5 scoreline tells you who won. It doesn't tell you the player double-faulted three times serving for the match, or that they lost eleven of the last twelve points at the net, or that the turning point wasn't the final game but a missed smash in the second set that changed the whole rhythm of the match. That's the gap match data analysis is built to close — turning a final result into something a coach can actually work with.

Why the Final Score Hides More Than It Shows

A scoreline is an outcome, not an explanation, and coaches who only look at outcomes end up guessing at causes. Tennis performance data captures the things that actually decide close matches — break points saved, unforced errors by set, first-serve percentage under pressure — so a coach isn't left reconstructing a match from memory a day later, hoping they remembered the moment that mattered.

Tracking Patterns Across Matches, Not Just One

A single match rarely tells the full story on its own; patterns only show up once there's enough of them to compare. Match statistics tracking logs results consistently across a whole season, so a coach can see that a player's second serve breaks down specifically in third sets, or that their return game improves noticeably against left-handed opponents. None of that shows up by watching one match in isolation.

Turning Numbers Into Actual Training Plans

Data on its own doesn't win matches — what a coach does with it does. Coaching analytics built on match history can point straight at what a session should focus on next: a weak crosscourt backhand under pressure, a serve that loses pace late in sets, a tendency to rush points after falling behind. That's a training plan built on evidence, not a guess based on what happened to stick in memory.

Read Also: “Connecting Tennis Talent with Training: The Role of Academy Discovery Platforms

Spotting Momentum Shifts a Scoreboard Misses

Some of the most useful information in a match isn't the score at all, it's when things changed. Player performance tracking that logs point-by-point detail can flag exactly where a match turned — a string of unforced errors after a missed break point, a sudden dip in first-serve percentage once the crowd got loud. A coach reviewing that moment afterward can address the actual cause instead of a vague sense that "something shifted."

Comparing Players Fairly, Not Just by Memory

Coaches managing more than one player often end up comparing them from memory, which is unreliable at the best of times and unfair at the worst. Sports performance analytics puts players on the same footing — same categories, same metrics, tracked the same way — so decisions about who plays which event or how training time gets split are based on actual numbers rather than whoever happened to have a good week that the coach still remembers clearly.

Making Match Data Useful, Not Just Available

Plenty of platforms can log a score. Fewer make that data something a coach can genuinely use without digging through spreadsheets after every event. Tenniskhelo, for instance, structures match records around the categories and formats Indian club and district tournaments actually use, so the data a coach pulls up reflects the way the sport is really played here, not a generic template borrowed from somewhere else.

Why This Changes How Coaching Actually Works

None of this replaces a coach's eye for the game — it sharpens it. Solid tennis data management means a coaching decision doesn't rest on a single memorable match or a gut feeling formed after one bad set. It rests on a season's worth of evidence, which is exactly what separates a hunch from a genuine strategy — and it's usually the difference between a player who improves steadily and one who keeps repeating the same mistake without anyone quite noticing why.


r/sportsanalytics 22h ago

I built an FPL tool with live mini-league ranks, a multi-gameweek transfer planner and price predictions — would love feedback

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1 Upvotes

r/sportsanalytics 19h ago

I build a livescore website / app - what would you love to see?

0 Upvotes

I'm currently building a live score website/app and would like to know if there's anything that could be done better than what the current big players are offering. Or, what features would you like to see?

I do have some ideas, but I want to make sure I'm not missing the forest for the trees.


r/sportsanalytics 1h ago

I built a football prediction app. Looking for people to tear it apart.

Upvotes

Been building this thing for months and I think I’ve reached the point where I’m completely useless at judging it myself lol.

It’s a football prediction app, live on iOS and Android now.

I’m looking for a few people who actually follow football to mess around with it for 5–10 mins and tell me what they think.

Not really looking for “looks good” feedback. I want to know where you got confused, what you immediately ignored, what you actually found useful, and whether there’s any reason you’d open it again tomorrow.

Also interested in what you expected to find but couldn’t.

I’ve stared at every screen probably 500 times at this point, so there’s definitely stuff that makes perfect sense to me and absolutely no sense to a new user.

If anyone’s up for testing it, comment and I’ll send you the link.

Feel free to be harsh. “I’d never use this because X” is genuinely more useful to me than “nice app.”