ranking

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How I can create a new ties.method with the R rank() function? [duplicate]

This question already has answers here: 开发者_如何学Go How to get ranks with no gaps when there are ties among values?[详细]

2023-01-06 19:43 分类：问答
Ranking. Linq to sql question

I have a table of orders made by persons: Orders { GuidPersonId, intPriority, GuidGoodId } Priority is some integer number. For example:[详细]

2023-01-05 06:45 分类：问答
Efficient method to calculate the rank vector of a list in Python

I\'m looking for an efficient way to calculate the rank vector of a list in Python, similar to R\'s rank function. In a simple list with no ties between the elements, element i of the rank vector of a[详细]

2023-01-04 11:56 分类：问答
Matching, ranking based on relevance of each criteria

I have a growing database containing: a table of demands (multiple criteria) a table of offers (multiple criteria)[详细]

2023-01-04 09:34 分类：问答
How do I find the top N batters per year?

I\'m playing around with the Lahman Baseball Database in a MySQL instance.I want to find the players who topped home runs (HR) for each year.The Batting table has the following (relevant parts) of its[详细]

2023-01-04 07:52 分类：问答
How to select a row for certain (or give preference in the selection) in mysql?

Need your help guys in forming a query. Example. Company - Car Rental Table - Cars IDNAMESTATUS 1MercedesShowroom[详细]

2023-01-04 06:58 分类：问答
How do I assign different weights to columns in SQL Server Full Text Search?

I\'m using SQL Server 2008 FTS and I\'d like to be able to integrate weighted rankings into my search results.However, I\'d like to weight the columns that a search term is found in differently.For ex[详细]

2023-01-02 21:01 分类：问答
Simple ranking algorithm in Groovy

I have a short groovy algorithm for assigning rankings to food based on their rating.This can be run in the groovy console.The code works perfectly, but I\'m wondering if there is a more Groovy or fun[详细]

2023-01-01 14:27 分类：问答
Keyword sorting algorithm

开发者_JAVA百科I have over 1000 surveys, many of which contains open-ended replies. I would like to be able to \'parse\' in all the words and get a ranking of the most used words (disregarding commo[详细]

2022-12-30 20:05 分类：问答
Optimize slow ranking query

I need to optimize a query for a ranking that is taking forever (the query itself works, but I know it\'s awful and I\'ve just tried it with a good number of records and it gives a timeout).[详细]

2022-12-29 06:29 分类：问答