Data Science Questions, Problems & Solutions : TransWikia.com ~ Page 208

Using categorical and continuous variables in Deep Learning

I would like to apply a MLP to some business seller data. I found that the data is a mix of both categorical and continuous features. For what I read...

Asked on 02/23/2021

2 answer

How to figure out what metrics I can monitor while setting Keras Callbacks?

I am trying to figure out whether I have a host of metrics available to monitor out of the box while writing callbacks such asModelCheckpoint(monitor='val_loss')or ModelCheckpoint(monitor='val_accuracy')or whether the metrics...

Asked on 02/23/2021 by Kamal Raydan

0 answer

Should the times series be made stationary before doing a clustering analysis?

For times series analysis and forecasting, we try to make the times series stationary before proceeding with the experiment. I would like to know if such a procedure is necessary...

Asked on 02/23/2021

1 answer

Evaluating performance of classifier on lopsided dataset

I have a binary classifier that I would like to evaluate the performance of. It's been both trained and tested on a data set where the ratio of true to...

Asked on 02/23/2021 by Mikkel bruun

2 answer

Using GridSearchCV in a regression with Keras

I'm trying to use GridSearchCV in a regression with a Keras neural network.The data I'm using is the Boston Housing Price dataset, which was loaded directly from keras boston_housing.load_data()....

Asked on 02/23/2021

0 answer

How do I iterate over my images in dataset?

I am building an autoencoder with help from this site. There I was trying to build an autoencoder for my own custom data. My images are stored...

Asked on 02/23/2021 by neel g

1 answer

Speed for different kernels in scikit-learn's SVM

I'm using scikitlearn in Python to create some models while trying different kernels. I was surprised to see that rbf was fit in under a second, whereas linear took a...

Asked on 02/23/2021 by sonnv

1 answer

Understand the equations of quantile regression forest (Meinshausen)?

I am trying to implement a quantile regression forest (https://www.jmlr.org/papers/volume7/meinshausen06a/meinshausen06a.pdf). But, I have some difficulties to understand how the quantiles are computed. I will try to summarize...

Asked on 02/23/2021 by kakarotto

1 answer

Building a time-series demand forecasting model

I am forecasting demand for certain types of goods and services, which I expect to be correlated to a sub-set of a basket of macroeconomic indicators (considering 15-20 indicators) I...

Asked on 02/23/2021 by Apple_786

1 answer

Normalisation of features extracted from audio files

I am building CNN and SVM models which take in MFCC features as input. The MFCC matrices shape is (13, n). The 13 rows are coefficients and n columns represent...

Asked on 02/23/2021

0 answer

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