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Data Science : Recent Questions and Answers (Page 96)

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

Is it possible to change the input columns of a trained ML model while making predictions from it without affecting the accuracy?

Consider the following scenario. I have trained a K-Means model on some input features, say, (A, B, C, D and E).Now at the time of making predictions I want...

Asked on 06/24/2021 by Sumit Verma

3 answer

What is the correct file extension for Orange image embedding?

I am using Orange data mining in order to create a facial recognition workflow with some prototype widgets. To do this, I am trying to import some images (test data)...

Asked on 06/24/2021

2 answer

Pickled machine learning models

Is there a website where people store their pickled models for others to try? E.g. different people might try different ML approaches on the iris dataset, is there a place...

Asked on 06/24/2021

3 answer

Adding layer to a trained CNN to process higher resolution images. Tried 2 schemes, 1 works fine, 1 fails completely

I'm working with images coming from a sensor, for which 1 pixel corresponds to 2 mm in the real world. I've built and trained a CNN that does semantic segmentation...

Asked on 06/24/2021

0 answer

understanding the use of additive or multiplicative scale of timeseries?

In python, by using seasonal_decompose we find whether the given time-series is having multiplicative scale or additive scale data.But, what is the use of finding it. I haven't seen...

Asked on 06/24/2021

0 answer

What is a good way to extract blocks of texts from documents in various formats?

I have lots of documentation in pdf, ppt, xls files, which contain tables with text, pictures, headlines etc. The goal is to extract blocks of texts where the information is...

Asked on 06/24/2021 by n.mathfreak

0 answer

Extracting information with corresponding fields

I have large pool of scanned county documents. I need to extract information like document title, borrower name&address, lender name&address etc. The text is like thisEg: the deed...

Asked on 06/24/2021 by user10351235

1 answer

Number classes in tf.keras.metrics.MeanIoU for one class in image segmentation why must set num_classes = 2? What difference between this and IoU?

I train U-Net model for audiometric CT image segmentation. I have one class in train data set and test data set (such as bladder). At the first time I set...

Asked on 06/24/2021 by Noon Kamonchat

0 answer

BPTT vs Vanishing Gradient Problem

I know that BPTT is the method to apply Back Propagation on RNN. Which is works fine with RNN as it stops at certain point as changes approach to zero...

Asked on 06/24/2021

2 answer

Estimating average daily consumption with samples randomly scattered in time

I want to estimate my daily water consumption. I have taken pictures of the water meters (total m3 used since last reset) every now and then, but without any regularity....

Asked on 06/24/2021 by yuyu2809

1 answer

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