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Showing posts with the label Data Science

Tuples Conversion Into Json With Python

I would like some help converting a tuple in format [(X, Y, Z),(..) of type (string, string, int)]… Read more Tuples Conversion Into Json With Python

Onehotencoder Only A Single Feature Which Is String

I want one of my ONLY ONE of my features to be converted to a separate binary features: df['pat… Read more Onehotencoder Only A Single Feature Which Is String

Filter Pandas Dataframe By List

I have a dataframe that has a row called 'Hybridization REF'. I would like to filter so tha… Read more Filter Pandas Dataframe By List

Is It Acceptable To Scale Target Values For Regressors?

I am getting very high RMSE and MAE for MLPRegressor , ForestRegression and Linear regression with … Read more Is It Acceptable To Scale Target Values For Regressors?

Data Scraping From Vivino.com

Long time lurker here, and this community has been helping me a lot, thank you all. so I am trying … Read more Data Scraping From Vivino.com

Plotly Missing Orca

I have small problem when exporting static chart using plotly. Plotly does not correctly recognize … Read more Plotly Missing Orca

Pareto Distribution: R Vs Python - Different Results

I'm trying to replicate R's fitdist() results (reference, cannot modify R code) in Python u… Read more Pareto Distribution: R Vs Python - Different Results

How To Fix ''valueerror: Input 0 Is Incompatible With Layer Flatten: Expected Min_ndim=3, Found Ndim=2" Error When Loading Model

I'm trying to save and load my keras model. It trains, evaluates, and saves fine (using .h5 to … Read more How To Fix ''valueerror: Input 0 Is Incompatible With Layer Flatten: Expected Min_ndim=3, Found Ndim=2" Error When Loading Model

Pandas Scale Multiple Columns At Once And Inverse Transform With Groupby()

I have a dataframe like below.I want to apply two MinMaxscalers on x_data ad y_data on multiple co… Read more Pandas Scale Multiple Columns At Once And Inverse Transform With Groupby()

Mtcnn_face_detection_alignment Lagging In Ip Camera, Convention Behind Opencv Cv2 Videocapture Frame Matrix

I am just trying to detect and recognize faces from the frame read through CV2 VideoCapture. For de… Read more Mtcnn_face_detection_alignment Lagging In Ip Camera, Convention Behind Opencv Cv2 Videocapture Frame Matrix

Trouble With Stacked Bar Graph Without Pooling

I have a clear idea of what I would like to plot, but I am not sure where to start using matplotlib… Read more Trouble With Stacked Bar Graph Without Pooling

Scraping @Type From HTML Script Into A Csv File Using Pandas

I am trying web scraping for the first time and I am having a lot of trouble especially because the… Read more Scraping @Type From HTML Script Into A Csv File Using Pandas

Ways To Resample Non-standard CFTimeIndex Calendars (360-day, No-leap-year) With Xarray For Pandas Usage

#60198708 brought me to open this question as I've not found the nice solution yet. The issue I… Read more Ways To Resample Non-standard CFTimeIndex Calendars (360-day, No-leap-year) With Xarray For Pandas Usage

Using Sample_weight In Keras For Sequence Labelling

I am working on a sequential labeling problem with unbalanced classes and I would like to use sampl… Read more Using Sample_weight In Keras For Sequence Labelling

Finding The Index With Maximum Number Of Rows

My task: For the next set of questions, we will be using census data from the United States Census … Read more Finding The Index With Maximum Number Of Rows

How To Remove Extra Commas From Data In Python

I have a CSV file through which I am trying to load data into my SQL table containing 2 columns. I … Read more How To Remove Extra Commas From Data In Python

Convert Wide Dataframe To Long Dataframe With Specific Conditions And Addition Of New Columns

I have a sample dataframe as shown below. import pandas as pd import numpy as np NaN = np.nan data… Read more Convert Wide Dataframe To Long Dataframe With Specific Conditions And Addition Of New Columns

Pandas Number Of Consecutive Occurrences In Previous Rows

I have OHLC data. The candle can be either 'green' (if the close is above open) or 'red… Read more Pandas Number Of Consecutive Occurrences In Previous Rows