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Question
Predict visits of new shops
Hi there, I have the following datasets: a) users profile info - train dataset b) users profile info - test dataset c) u...
mer än 9 år ago | 0 answers | 0
0
answersQuestion
find N number of min values
Hi there, I have a dataset: 10 11 5 6 23 4 1 3 98 56 I want to find the 3 smallest values that exist in the da...
mer än 9 år ago | 3 answers | 0
3
answersQuestion
Measure Sum of column if statements are true
Hi there, I have a matrix array of 4 columns first: ID Second: ShopID Third: Visits Forth: 1 or -1 How can I...
mer än 9 år ago | 2 answers | 0
2
answersQuestion
Count numbers for occurrences
Hi there, I have a table UserID, Market, Geo, Price, Product I want to count for each userID how many times he bought...
mer än 9 år ago | 3 answers | 0
3
answersQuestion
Count numbers of identical rows
Hi there, I am a new member here. I have a sample dataset: 3 5 3 5 5 6 5 6 5 6 5 7 6 8 I want t...
mer än 9 år ago | 1 answer | 1
1
answerQuestion
HAMMING DISTANCE IN ONE ARRAY
Hello, i have a 1000x19 double array. The first column is the product id and from the second column until the 19 column th...
mer än 13 år ago | 1 answer | 0
