Questions tagged [scoring-algorithm]

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What kind of problem is the Potter Kata? Is there a general solution?

I recently completed the Book Store exercise on Exercism. It is a copy of the Potter Kata from Coding Dojo. The basic premise is that a bookstore wants to promote sales of a particular book series. ...
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1 vote
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61 views

Best formula to score the contest solutions

I'm about to launch a contest with a graph theory problem. The goal is to allocate in the network (undirected, weighted graph) as much as possible demands (triples like <source, destination, ...
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24 views

Apples to Apples comparison?

I calculate a scores of different sets of data like this: $$scores_j = avg(x_{j,i} * a_i)$$ where $a_i$ are constant and $x_{j,i}$ change between data sets. Let say I have as a result: $$scores_1 = (...
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3 answers
137 views

How to argue the case that taking an average of players scores rather than simply summing the scores is not a good idea

I am helping design a league system for my tennis club and the way that players have been rated for promotion or demotion from a level in the league seems flawed to me. My argument is that at the end ...
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0 votes
0 answers
34 views

Scoring Items basis their Rating Distribution

Each item has multiple ratings in [1, 5] with the distribution as [N1, N2, N3, N4, N5] and a review count as RC. N1, N2, N3, N4, N5 are known and are respectively ...
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1 vote
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19 views

Ranking/scoring participants of a multi-sport Olympics

Let's say that I organize a week of sporting events. Each event is considered equally difficult --- winning in one event should be just as rewarding as winning in any other event. Each athlete has the ...
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21 views

Develop a function for a set that brings all values closer to a ceiling value

Data Definition: A set of scores with size N of range(0 to 10) of decimal values: [0.5, 0.8, 3.5, 8.5, 9.5, 9.9] or ...
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1 answer
75 views

Calculate a score based on a range of values

I need to convert values to a score in points. Values can range from 0 to 15000. What formula should I use to calculate the following? Any value between 0 and 50 should get the maximum score of 1000. ...
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0 votes
1 answer
158 views

Fair point system

My friends and I play rounds of golf at 9 hole courses. In order to make the game more competitive, I've devised a point system for defining a winner other than just the lowest score at the end of the ...
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1 vote
1 answer
31 views

Greedy Algorithm or using sets?

i have been trying to figure out the answer to a question. And the question is as follows: Given a list of time-periods, we have to find out if we can sort the work between two people, such that one ...
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0 votes
1 answer
262 views

How can I calculate the minimum number of moves needed in a game involving stacks?

I'm currently programming a game, and I have been stuck on the following problem for a while. The above figure is a set of stacks. The end-goal is to sort all items by color in the least possible ...
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1 answer
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A generalisation of the Brier score that takes account of the relative spacing of outcomes?

The Brier score is a measure of the accuracy of a set of probabilistic predictions, where each prediction is considered against an output function that takes the value either 0 or 1. There are ...
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0 votes
1 answer
26 views

Fair distribution $N$ unequal items between $N$ persons.

Suppose that you want to seat $N$ persons in the office with exactly $N$ seats. Every person assigns own value for the every seat. Is there any algorithm that will provide 'fair' seating? I realize ...
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0 answers
22 views

daily score based on last 30 days average

I'm creating an application that measures EV charging poles usage to see how many KWH they use in this area. Based on measurements the average for the last 30 days is 94, and daily values range from ...
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24 views

How to score the orthogonality between two matrix?

I have two matrices that I would like to know how much orthogonal they are with respect to one another. I was wondering if anyone knows a good scoring metric to score the amount of orthogonality ...
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0 votes
1 answer
33 views

mathematically assessment quantification of a person

I want to do assessment of persons by interviewing them for a specific job. Let us say there are 5 skills in which i want to evaluate them, different skills are not equally important. And for each ...
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1 vote
1 answer
123 views

Ranking system for a cooperative game

A cooperative game in which two players share a final score on each match. I would like to have an individual ranking for each player in the system considering all matches between all players ever ...
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0 answers
20 views

Scoring players over a set of games given # of games, distance traveled, and avg damage taken.

I have a game I am working on and would like to rank players in a leaderboard. How the game essentially works, a player has to make it between "vantage points" carrying some currency ("gold" in my ...
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418 views

Calculate fair score for a memory game

I'm working on a memory game and I would like to include a fair score system. The data I can use to calculate the score are: the number of cards played (6, 8, 12, 16, 20, 24, 30 or 36) the number of ...
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2 votes
1 answer
37 views

Method for scoring a test in which participants may be able to give more answers than there are questions?

I'm currently performing a study in which participants are being asked to listen to a continuous, changing musical tone and to answer when they detect a change and what they think that change ...
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0 votes
1 answer
70 views

Coming up with optimal scoring function

I have a dataset of bets made in a betting game. I want to rank the different players in the game based on total dollar value of bets they have made and number of bets they have made. I want to come ...
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1 vote
1 answer
38 views

Formula for contamination scoring system

I am trying to create a scoring system to show how contaminated a sample is.My aim is for the formula to yield one overall score, to indicate how "concerning" a sample is, i.e. the more it is ...
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3 votes
2 answers
86 views

Imbalance due to ELO rating

I want to use some rating system in my application. It will look like this: $TotalRating = rating_1*significanceCoefficient_1 + rating_2*significanceCoefficient_2 + ... + rating_n*...
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1 vote
1 answer
44 views

change detection formula most suited to analyse 3 vector changes

The following data is captured from the magnetic sensor of a device. This data has a time factor. The device is at times in motion and other times still How can one detect (using formula) if there ...
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1 vote
1 answer
30 views

Formula to make larger number equate to a lesser value

I'm forming an algorithm to assign priority weights to certain jobs that need to be done. I need to integrate a factor of Must be done by time. Meaning, this job ...
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  • 111
1 vote
1 answer
1k views

Convert lowest number to highest score and highest number to lowest score

I apologise if this is something very basic, but I really struggle with maths! I am programming a system where the shorter the distance between two locations the higher the score will be out of say a ...
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  • 111
1 vote
1 answer
407 views

Algorithm for washing dishes

I am a math student and I would like to have your opinion about a problem I had in my life with my friends. We are a group of 7 friends, and we often eat together during the weekends. During the week ...
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1 vote
2 answers
147 views

What are some different approaches to scoring an old Stock price prediction?

I want to compare predictions of 2 different Stock Analysts and would like to assign a score to each prediction made by each of them in a way that they can be compared to decide who is the best ...
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2 votes
1 answer
523 views

Assigning a score to variable number of items

Forgive my lack of formal match knowledge - I'm a programmer and think there's probably an existing formula for my current problem, but am having trouble finding it or coming up with one on my own. I ...
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2 votes
1 answer
391 views

Score Based On Number of Games Played, and Average Score for All Games Played

I have two data points X: Number of Games Played (lowest: 1 highest: 1000) Y: Average of all game scores[sum of all game scores / number of games played] (lowest: 4 highest: 6.5) I don't have ...
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1 vote
0 answers
60 views

Calculating rating based on multiple counts

May be it is easy to calculate but I am stuck in this from last two days. I have web application which generates number of top brands and number of low brands. Now I want to calculate the overall ...
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2 votes
1 answer
509 views

Using ELO Ratings with Scoring Differential in R

I've been playing around with the EloRating package to generate ELO Ratings for basketball teams. The only issue is that this package (to my knowledge) only uses whether a team wins or loses (I ...
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2 votes
1 answer
979 views

Explanations on Scipy Gaussian Mixture score computation

I'm looking at Scipy's way of calculating the score of a sample in a Gaussain mixture model, and there is something I don't get. I'm taking as reference this definition: $$ \begin{align} p(\vec{x}) &...
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0 answers
238 views

Formula for Weighted Review Ratings

For my own personal calculations, I need a way to combine ratings of businesses into one weighted rating. I want my weighted rating to take into account how many people gave the rating as well as ...
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  • 101
0 votes
0 answers
573 views

Algorithm to calculate score/rating based on multiple performance based indicators

First of all, have to confess that my math skills are not the best and i would appreciate if you could please keep your response as simple as possible (preferably in layman's term). I'm trying to ...
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2 votes
2 answers
2k views

Family critical of my Come Dine with Me scoring system.

My family and I have been arguing for years about a fun 'Come Dine with Me' competition we held between the six of us. If you're not familiar with the show, a group of people all host a dinner party, ...
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0 votes
1 answer
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What is the best formula for combining two parameters with different priority?

I have a pretty general question: I'm working on my thesis and I took an online test from some people. I want to assign score to each person based on number of their correct answer (C) and their ...
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0 votes
1 answer
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how to score a vector considering values at every level

I have two vectors x and y ( shown here ). I want to have a greater score for the vector which has a first greater value at any index/level starting from a to d. As it can be seen that vector x has ...
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2 votes
1 answer
2k views

Domino game maximum achievable points

Given is a domino parts set with typical 28 parts from [ | ] to [6|6]. ...
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1 vote
0 answers
84 views

I am struggling with eqation/algorith to adjust (normalize) user ratings according to their recency, number and user profile strenght;

I have three main categories which need to receive a ranking dependent on the ranking provided by user ratings ranging from 1 to 5 (whole numbers) on three qualitative characteristics (with equal ...
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  • 11
0 votes
2 answers
118 views

Combining two or more probabilities

I'm trying to simplify a win/loss simulation. The situation is as follows: Let's say there are two players A and B where: When A goes into a battle, it's probability of a win is 0.1 (10%) When B ...
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0 votes
1 answer
621 views

Applying the Fowlkes–Mallows Index for my clustering evaluation

I am currently working on evaluating the result of my clustering algorithm against a predefined clustering "gold standard" data set. According to my research the Fowlkes-Mallows Index should be a ...
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1 vote
0 answers
105 views

How to characterize (number and size) a group of clusters

I don't know how to describe this question succinctly to Google if there is a method for doing this kind of thing so perhaps someone will know of something and point me in the right direction. I have ...
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0 votes
1 answer
709 views

Calculation to find the draft value of a fantasy football player

I'm a programmer working on an online fantasy football draft board. In this I would like to find the best and worst draft pick per team based on the projected number of fantasy points for the drafted ...
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-2 votes
2 answers
1k views

Simple ranking/rating algorithm [closed]

Is there a Simple ranking/rating algorithm that calculates a score between 0 and 1 given a number of alerts along with its priority. For example: each system can produce "Low", "Medium" and "High" ...
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1 vote
1 answer
932 views

How to create a fair dynamic scoring system? [closed]

I am currently in the process of creating a game consisting of a fixed set of tasks of varying difficulty. Each player gets the same set of tasks to choose from and is awarded a certain number of ...
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0 votes
1 answer
388 views

Penalizing small values

I have the recency of each people of a given website computed as the number of days since last connexion. 0 for people who connected the same day of the analysis .....
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0 votes
0 answers
1k views

Weighted logarithmic ranking

I want to have a ranking of players by percentage of shots made, weighted by the total number of shots attempted. The weighting should follow a log scale, so for example Player A has 100% accuracy, ...
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5 votes
0 answers
958 views

Elo scoring system to include doubles play

We use an ELO rating system for a game at work and am looking for a solution to account for doubles games ($2 \times 2$), which takes into account your partner's and combined opponents' ability. It ...
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2 votes
1 answer
438 views

Relevance scoring mechanism for multiple parameters

I have a program which build few attributes those decide relevance between two objects. attributes are $a_1, a_2, a_3$ Now what are different weighing or scoring mechanism to accumulate all three ...
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