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Questions tagged [zero-padding]

The practice of padding a number (or string) with zeros in order to match an expected number of characters or bytes.

The practice of padding a number (or string) with zeros in order to match an expected number of characters or bytes.

For example, if the expected length of a string is 6, the number '123' could be zero padded as '000123' in order to meet this expected length.

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Fastest solution for general padded addition in numpy

I need to add 2 dim arrays of variable sizes to each other. There are many methods to do this! Typical sizes are a few thousand by a few hundred (as this may impact scaling!). Need to carry out hundreds of thousands of these additions. The first…
RScotia
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About zero-padding for the FFT in the Matlab

I have a question about the zero-padding for the fft. I ran fft with zero-padding & without zero-padding and compared. sf = 100; %sampling frequency dt=1/sf; %time sampling interval L = 10; %Length of signal t =…
Hak-Min Lee
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batch file padding zero

I am having a list of id number like the following: 123 4456 657 23 199 i would like to add padding zero to it so that it will end up with 5 digit with result like this: 00123 04456 00657 00023 00199 I have looked up online but couldn't really…
bjwaap
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How to combine update with function result in jq?

Given data like this: cat << EOF > xyz.json [ { "batch_id": 526, "aCods": [ "IBDD879" ] }, { "batch_id": 357, "aCods": [ "IBDD212" ] } ] EOF What is the correct way to get this result? [ { …
Martin Bramwell
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Fix array with rows of different lengths by filling the empty elements with zeros in Javascript

I have seen this question and from what I have worked on it contained the answer but unfortunately it used Python instead of Javascript. So I would like to ask an similar question. I have an Javascript array which follows this…
jr123456jr987654321
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Is it possible to use regular expressions to find a pattern which is padded with zeros, and return the value without padding?

I have a list of reference IDs which are alphanumeric. They have 3 digits which are zero-padded to the left, followed by a letter, followed by 3 more digits, again, zero padded to the left. eg. original_ref_list = ["005a004", …
AdeDoyle
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Keras Padded One Hot Encoded Sequences

I am building up dataset for Seq2Seq model which requires the data to be in the form of one-hot encoded padded sequences. For Example if my sequence contains 'a' (a), then it should generate something like following (given max sequence size can be…
Tayyab
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Train LSTM with custom padding in each batch size

I am training a RNN for text classification. I want to train the model with a batch size X. However, for each batch, I want to create a zero padding where word_padding_length = maximum string length in each batch - current_word_length. I have tried…
user782400
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Zero-Padding an image without numpy

I am a beginner with Python and I am learning how to treat images. Given a square image (NxN), I would like to make it into a (N+2)x(N+2) image with a new layer of zeros around it. I would prefer not to use numpy and only stick with the basic…
AyeAye
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list slices equal to the last digit

I am working on a school project and for that, I am trying to slice a string equal to the last digit of the string, I need to make sure that each slice is of equal length to the last digit, if it not of equal length then I need to add trailing…
Anand Pandey
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Javascript : Zero padding in string

How to use zero padding in string which is combined with another character? I search for some example but they just show me string in number format. For Example : "000001" //Only number withount any character I need zero padding for combined…
Rama Widi
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Keras: Zero-padding the input data. What to do with the target data?

I have ECG data and sleep annotations as target. The data is recorded in sessions. For one case, I want to use each session as an input sample. Therefore, I need to zero-pad the input data to achieve same length/dimension. What do I do with the…
Florida Man
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Adding padded number as QString to QByteArray produces unwanted character

I have a QByteArray which contains the telegram in a special format that is then sent via UDP to a remote machine for further processing. I use QByteArray::append() to put the telegram together. One of the components of the telegram is an index: 1,…
rbaleksandar
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Python- Zero padding a time series

I have some time series that I want to give as input for the autoencoder. They have different lengths and I want to zero padding them to have the same length. What is the best way in python? I am using np.append like this: z= np.zeros(36000,…
OnEarth
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Rotating image with trigonometric functions and image padding

While rotating image with trigonometric function we are using image padding. If we rotate without padding we have this picture: If we pad the picture, For instance with these codes: `Padding_Bottom_And_Top =…
Abdulkadir Arslan
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