Questions tagged [reshape]
The reshape tag has no usage guidance.
26
questions
1
vote
1answer
54 views
Modifying U-Net implementation for smaller image size
I'm implementing the U-Net model per the published paper here. This is my model so far:
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0
votes
1answer
17 views
Condense matrix of values into one column?
I have a dataset where I have unnecessarily duplicated column variables that I want to condense down. I wish the output wasn't so clumsy and I've already had to do some work to transform it and make ...
3
votes
1answer
676 views
How to slice an input in keras?
I give to keras an input of shape input_shape=(500,).
For some reasons, I would like to decompose the input vector into to vectors of respective shapes ...
1
vote
2answers
162 views
Problem in input shape Keras-LSTM [closed]
I want to make a predictor using Keras LSTM model. I have a sequence of places visited. The task is to predict the last destination.
I went through different examples but it seems I am not able to ...
1
vote
0answers
79 views
pandas: reshaping the dataset, moving column name as rows [closed]
I currently have the following table:
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0
votes
1answer
245 views
ValueError: Error when checking input: expected the_input to have 3 dimensions, but got array with shape (14174, 1)
hope you're all doing good !
I am working on Automatic Speech Recognition with Python with the LibriSpeech Dataset.
After preprocessing the audios data and applying an "MFCC featurizing" I ...
-1
votes
1answer
24 views
How can I reshape this array?
I have few difficulties in picking values from an array. Here is a simplified version of the concerned part of the code. (If you would like to put the whole code please mention it)
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1
vote
1answer
409 views
Scalling and unscalling of data for SVR prediction
I'm trying to use SVR to predict a certain feature. I create the model with the following code:
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1
vote
1answer
11k views
ValueError: Shapes are incompatible when fitting using ImageDataGenerator
I got this error ValueError: Shapes (None, 1) and (None, 3) are incompatible when training my Sequential model. I could not figure out which shapes are actually ...
0
votes
0answers
29 views
1
vote
1answer
93 views
Keras loaded model output is different from the training model output
When I train my model it has a two-dimension output - it is (none, 1) - corresponding to the time series I'm trying to predict. But whenever I load the saved model in order to make predictions, it has ...
0
votes
1answer
36 views
1
vote
2answers
2k views
Data Reshaping for CNN using Keras
I'm a beginner in Keras. I've loaded MNIST dataset in Keras and checked it's dimension.
The code is
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1
vote
1answer
66 views
how to create multiple plot from a panda Dataframe
I want to plot multiple plots.
The data is stored in a pandas dataframe and each row should be a seperate plot.
Each row has an ID (ZRD_ID) which doenst matter and a date (TAG) and 24 values to be ...
1
vote
0answers
67 views
ValueError when reshaping to 4 dim array for the Keras API
DL beginner here. I'm trying to implement LeNet using Keras and apply it on good ol' MNIST.
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1
vote
1answer
258 views
numpy array reshape question
Let's say that I have image data with shape $(32, 32, 3)$ and $50000$
If I would like to reshape it to $(50000, 3, 32, 32)$ what should I do?
I tried ...
1
vote
0answers
19 views
Tensor Shape 'Reshape' during the dataflow
I would like to combine an Autoencoder with a LSTM. However, the 'timestep' is a block for the implements and I would like to train them together. Is there a solution to the tensor 'reshape'? I mean, ...
1
vote
1answer
90 views
What is the difference between different batch_sizes in Keras Sequential models?
I am interested to know, what happens when I choose batch_size=1 or batch_size=1000 or any other numbers in ...
0
votes
1answer
620 views
keras Sequential CNN for image data reshaping data issues
I am new at keras and CNN and am working on building at CNN for sequential analysis of movement in a image. What I am having issues with is the reshaping the data and the labels that go into the ...
2
votes
1answer
4k views
Keras input shape error
I am trying to load a Keras model and make predictions with it and run into a strange error. An minimal example is the following:
...
2
votes
1answer
470 views
Is the multilayer perceptron only able to accept 1d vector of input data? If yes, why is this so?
I am going through the tutorial at the link below which uses MNIST handwritten digit database.
https://machinelearningmastery.com/handwritten-digit-recognition-using-convolutional-neural-networks-...
5
votes
1answer
9k views
Please explain input shape in Keras
My data consists of 2-dimensional arrays with shape (2,3).
The whole dataset (emp) consists of 12 items (I know that it is too small of a number for an NN training, ...
2
votes
1answer
6k views
Are view() in Pytorch and reshape() in Numpy similar?
Are view() in torch and reshape() in Numpy similar?
view() is applied on torch tensors to ...
0
votes
1answer
577 views
Reshape features in rows intro columns python?
My features are arranged in rows, Can anyone tell me please how can I transform them into columns with theirs corresponding times and values??
I mean each features has a set of corresponding times and ...
0
votes
1answer
871 views
Predictions with arbitrairy sequence length for stateful RNN (LSTM/GRU) in Keras
I have time series data of the following properties:
input shape: (num_timesteps, num_features)
output shape: (num_timesteps, num_outputs)
I reshape it to batch ...
3
votes
4answers
2k views
rows to columns in data.table R (or Python)
This is something I can't achieve with the reshape2 library for R. I have the following data:
...
