Questions tagged [data-sets]

Questions asking for real-life or benchmarking data sets.

13 questions with no upvoted or accepted answers
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Describe data structure using equations

Good afternoon. At work I'm currently developing a system which takes user input (well structured) and then stores it in memory to do some processing. The input is basically a dataset formed by ...
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0answers
56 views

Algorithm for query comparison

Lets say I have a global dataset and I run queries over those data set. For example my dataset would be #id, #Name, #Employee, #Birthdate, #number_of_children 1, Nick, Nasa, 1982, 1 2, Jack, Exon, ...
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0answers
12 views

Raters and subsampling

In order to select questions for an online contest, we get contributors to submit potential questions that they write themselves. Then, out of, say 100 submitted questions, we have to rate them and ...
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0answers
49 views

What is the most efficient algorithm for creating a list of unique values from a list of pairs of value?

Background I have a list of 50 million $A-A_i$ pairs, where $i>1$, and $A$ and $A_i$ are some text. I need to extract the $A$ values from the list, so I get a new list of unique $A$ values.: $$ \...
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0answers
411 views

Algorithms for tabulating/counting/frequency counting?

It is common in data science to receive two equal length vectors (array of dimension 1), say Categories and Weights. We aim to find all unique values of Categories and sum up the corresponding ...
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0answers
35 views

Algorithm that shifts points in the x-y plane to maximize distance but keep one axis constant

Suppose I am running an experiment with some subjects, and I obtain some numerical data from them. The subjects are divided into 2 experimental groups. Rather than display the means of each group in a ...
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0answers
108 views

Can file entropy be predictable?

I am working on some lossless compression topic and looking on any resources or prior studies on lossless file entropy predictability. Assuming we know type of the file (we can tell its belongs to ...
1
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0answers
43 views

Algorithm for query comparison

Lets say I have a global dataset and I run queries over those data set. For example my dataset would be #id, #Name, #Employee, #Birthdate, #number_of_children 1, Nick, Nasa, 1982, 1 2, Jack, Exon, ...
0
votes
0answers
9 views

what is the right strategy for labelling images to recognize table and understand data

I am trying to build a model to detect tables from images of machine plates(PFA) and create key/value pairs of the information present in the table. But I am not very sure that what is the best way to ...
0
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1answer
31 views

Aggregate text data of some particular column

I have a dataset as follows ...
0
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0answers
64 views

Derivative and integral of experimental data

I have same experimental data with same noise: I have to calculate the derivative and the integral of the function that fit the experimental data. I try with all the function in this page but the ...
0
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1answer
1k views

How to feed videos to a neural network

I have been coding and testing Neural Networks for a while but as of now I have only used IMAGE datasets. (i.e. I have M training images and N testing images). Some datasets are video datasets. The ...
0
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0answers
86 views

Parallel Machine Scheduling test data

I am writing optimization program for unrelated parallel machine scheduling problem on CUDA. Now, the only thing I am missing are some test cases. Does anyone know where I can find such data? I have ...