Titanic | solution for Kaggle competitions Titanic | Machine Learning library
kandi X-RAY | Titanic Summary
kandi X-RAY | Titanic Summary
This project is a solution for a Kaggle competition named "Titanic".
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Titanic Key Features
Titanic Examples and Code Snippets
Community Discussions
Trending Discussions on Titanic
QUESTION
My goal is to create barplots with counts on the y axis and have the bars labelled with the percentage of the group. The code below gets me halfway there -
...ANSWER
Answered 2022-Mar-26 at 04:15Generate within-feature proportions manually, e.g. for feature sex
:
- Compute the proportions of
survived
within eachsex
usinggroupby.value_counts()
- Access a given bar's proportion via its group (male/female
sex
) and label (0/1survived
)- The groups will be ordered differently per dtype, so
unique()
won't always work (see the full example in the next section) - The label of a container
c
isc.get_label()
, which can be converted to the appropriate type viadf[hue].dtype.type
- The groups will be ordered differently per dtype, so
QUESTION
I just got started on Kaggle and for my first project I was working on the Titanic dataset.
I ran the following codeblock
...ANSWER
Answered 2022-Mar-18 at 13:24Use OneHotEncoder
from sklearn
QUESTION
I'm trying to query for all movies that have a higher score than a randomly selected movie score. I don't understand the error to fix my query.
List the titles of movies that have a higher score than some movie in the database.
(Don't hardcode "some" movie as any specific movie such as "Titanic".)
ANSWER
Answered 2022-Feb-21 at 01:40The sub-query SELECT SCORE FROM MOVIE
does not return a random score of a movie in other words a scalar but a list of scores.
You can't compare a scalar to the left of the > to a list at its right (the result of the sub-query). This is syntactically wrong.
You can correct this in many different ways. It depends on what you want.
Here are some working examples with > operator:
QUESTION
I get an error when I try to fit Poisson model in a given dataset in R. Am struggling to understand the cause of the error.
...ANSWER
Answered 2022-Feb-15 at 00:19You might be confused. You can't fit a Poisson to a categorical response. You could fit a Poisson to binary data after converting survival
"yes"/"no" to 0/1, but it doesn't really make sense:
QUESTION
If the data in the column 'embark_town' is 'Southampton', I want to change them all to 'manchester'. So after accessing the data with condition setting, I applied the 'apply' function. What's the problem?
...ANSWER
Answered 2022-Jan-22 at 03:34As Michael Szczesny also pointed out in the comment. DataFrame.apply
uses a Series
as input. The change(name)
function defined expects a string. The message ValueError: The truth value of a Series is ambiguous. Use a.empty, a.bool(), a.item(), a.any() or a.all().
comes from trying to compare a Series
to a string.
One fix pointed out by Register Sole is to use conditions instead.
QUESTION
While touring the "class" column, I want to change the value to "01" if the data value is "one", "02" if it is "two", and "03" if it is "three", what's the problem?
...ANSWER
Answered 2022-Jan-21 at 13:47As outlined in comment, pandas.DataFrame.iloc
only takes integers as indexers. Or, given how you iterate over df['class']
, it turns out that your x
s are strings of characters. Hence the TypeError
you get.
That being said, if you want to replace your occurrence by something else, what about using pandas.Series.map
, as follows:
QUESTION
I would like to place labels on bars in Seaborn depending on how much space there is available.
For example in the example below I would like to use outside labels if they fit on the figure and inside labels when they don't. I would like to do this automatically for many plots, so I am looking for a smart way to do this flexibly. Any ideas?
...ANSWER
Answered 2022-Jan-15 at 21:06Does this help?
QUESTION
I am working on the Kaggle Titanic problem. I have a function that creates cross products of survival means by characteristics of the passengers. For SibSp by Embarked I get the following survival table:
...ANSWER
Answered 2022-Jan-02 at 08:19Try:
QUESTION
I made a flowchart that changes based on numeric input the user provides. Now I want the user to be able to select a row from a table, and depending on what the user selected, the value of the numeric input changes.
In this example, selecting a movie title would change the numeric input "ticket price" based on a data frame with movie information. However, the user would be free to simply ignore the selectInput if they want to.
I already have the select input widget. I want it so that the widget reads the information of movie titles from the data frame with movie information.
I made this working example:
...ANSWER
Answered 2021-Dec-12 at 05:32We can combine datatable with updateNumericInput
and updateSelectInput
.
QUESTION
I have a df
ANSWER
Answered 2021-Dec-03 at 09:52Use cut
with crosstab
and add DataFrame.add_prefix
:
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You can use Titanic like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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