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Data Science : Recent Questions and Answers (Page 66)

Find answers to your questions about Data Science or help others by answering their Data Science questions.

In XGBoost, how is a leaf index corresponding to the particular leaf node in actual base learner trees?

I've trained a XGBoost model for regression, where the max depth is 2.# Create the ensembleensemble_size = 200ensemble = xgb.XGBRegressor(n_estimators=ensemble_size, n_jobs=4, max_depth=2, learning_rate=0.1, ...

Asked on 07/29/2021 by CyberPlayerOne

1 answer

TypeError: create_layers() got multiple values for argument 'intermediate_channels'

class Block(keras.Model): def __init__(self,intermediate_channels, stride=(1,1), identity_downsample=None): super(Block, self).__init__() self.expansion=4 self.padding0 = layers.ZeroPadding2D(padding=(0,0)) self.padding1 = layers.ZeroPadding2D(padding=(1,1))...

Asked on 07/29/2021 by Olfa2

0 answer

Classify from list of embedding vertors

My goals is to create a classifier from list of N vectors as input. My vectors came from embedding model of image. Is There paper which propose method to create...

Asked on 07/29/2021 by dev dev

0 answer

How to leverage description data in multi-class classification (dimensionality reduction)

I'm currently working with a dataset of 55k records and seven columns (one target variable), three of which are nominal categorical. The other three are 'description' fields with high cardinality,...

Asked on 07/29/2021

2 answer

Forecasting with two separate periods of time

I have a sales forecasting problem where I only have three months of year 2018 ( Jan, fev, march) and three months of year 2019 (oct, nov,dec) and I have...

Asked on 07/29/2021 by Houda kilani

0 answer

Hyperparameter searching when there is no development set

I have a train and a test set and no development (dev) set. I'm training a model on the train set and searching for the best hyperparameters that can eventually...

Asked on 07/29/2021

1 answer

How to measure model success in production

I have a model running on a productive system. The model predicts if some lead will become a sale. How would you develop a check, which checks the success and...

Asked on 07/29/2021

1 answer

Interactive Filter based on logic to catrgorically color in lines on a bokeh graph?

I'm looking to make some bokeh line charts for a personal finance analysis, where the lines show the growth of money over time, with each line representing different combinations of...

Asked on 07/29/2021 by Matt Curry

0 answer

Answer to Question

Looking for a system which can generate answers to questions. Most systems and blogs posted on internet are on Question to answer but not on answer to question or paraphrasing...

Asked on 07/29/2021

1 answer

Box Jenkins, ADF and KPSS tests on a time series

this is my first question I have the growth from Ecuadors GDP from 2000 to 2025 (Annually) and I have to predict Ecuadors GDP growth from 2026 to 2030 taking...

Asked on 07/28/2021 by Jorge Paredes

0 answer

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