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Data Science : Recent Questions and Answers (Page 35)

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

Any useful tips on transfer learning for a text classification task

I am doing a supervised binary text classification task. I want to classify the texts from site A, site B, and site C. The in-domain performance looks OK for texts...

Asked on 09/04/2021 by LGDGODV

1 answer

Streamlit widgets doesn't display in Jupyter Notebook

I'm trying to create streamlit widgets in Jupyter Notebook but when executing the following code nothing happens.import numpy as npimport streamlit as stage = st.selectbox("Choose your age: ", np.arange(18,...

Asked on 09/04/2021

1 answer

Why does English ELMo model give embeddings for non-English words?

Here's the code from my notebook:%tensorflow_version 1.ximport tensorflow as tfimport tensorflow_hub as hubelmo = hub.Module("https://tfhub.dev/google/elmo/2", trainable=True)tf.logging.set_verbosity(tf.logging.ERROR)def elmo_vectors(x): embeddings = elmo(x, signature="default", as_dict=True)["elmo"] with...

Asked on 09/04/2021 by Gokul NC

1 answer

What criteria use in order to select the best internal validation for clustering?

I am doing homework about how to evaluate a clustering algorithm both hierarchical and partitional. For doing this I have a dataset that I can plot as you can see:...

Asked on 09/04/2021

1 answer

Coding a Content Addressable Memory on a GPU

I´m trying to code a CAM or more simply a dictionary storing the pointer of the data accessible by a key. I try to do it with a GPU but...

Asked on 09/04/2021 by Izar Urdin

1 answer

Biasing SVM algorithm towards particular subset of data

I'm training an SVM model for sentiment analysis, based on social media data eg. tweets. The model will be trained using a small selection of a particular company's tweets in...

Asked on 09/04/2021 by Datashapa123

2 answer

Chossing between regression models

This is the first time I attempt to use machine learning with Keras. In contrast to others I need to use one of the disadvantage of such algorithms. I need...

Asked on 09/04/2021 by sergiu reznicencu

1 answer

How to train a keras model on both original and augmented data from ImageDataGenerator?

I have a dataset that contains about 87000 images in a directory, with each class in a separate subfolder. I've tried the class ImageDataGenerator() and the function flow_from_directory() for generating...

Asked on 09/04/2021 by Mohamed Taha

2 answer

Assessing Group Similarities and Dissimilarities Post PCA

The goal is to assess similarity and dissimilarity between 6 known groups. The original data began with the 6 known groups and 2,700+ variables all on a scale of...

Asked on 09/04/2021 by hc_ds

2 answer

What is the human performance on ImageNet, the top 1 error? (not top 5 error)

What is the human performance on ImageNet, the top 1 error? (not top 5 error).The best of the machine learning algorithm top 1 error is 11.6% ,according to thie...

Asked on 09/04/2021 by Ferret Zhang

1 answer

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