Category "reshape"

Reshape wide data to panel format with multiple paired columns using tidyr

In a large survey, the data are encoded as (Respondent, question, year binary, question, year binary). As in: R Question1 | 2008 Bin. | Question2 | 2009

R how to group part of overlapped values among rows?

I have a data frame that some rows that need to be further grouped by some of the overlapped values among rows col1, col2 a1, 2;3 a2, 2 a3, 3;4 a4, 4 a

AttributeError: 'Series' object has no attribute 'reshape'

I'm using sci-kit learn linear regression algorithm. While scaling Y target feature with: Ys = scaler.fit_transform(Y) I got ValueError: Expected 2D arr

Major rearrangement of pandas DataFrame containing nested lists and dictionaries ( CFBD (College Football Database))

The College Football Database (cfbd) contains all team ranks for each week of every college football season going back to 1937.I am trying to set up data from t

Python reshape list to ndim array

Hi I have a list flat which is length 2800, it contains 100 results for each of 28 variables: Below is an example of 4 results for 2 variables [0, 0, 1, 1,

dcast warning: ‘Aggregation function missing: defaulting to length’

My df looks like this: Id Task Type Freq 3 1 A 2 3 1 B 3 3 2 A 3 3 2 B 0 4 1 A 3 4 1

Grouped bar plot in ggplot

I have a survey file in which row are observation and column question. Here are some fake data they look like: People,Food,Music,People P1,Very Bad,Bad,Good P