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    Thread: Classifying images using trained model
Post: RE: Classifying images using trained model

Okay, I just realized that the aforementioned code only processes a single batch of 32 images. But how do I run multiple batches for large number of files?.. Back to the drawing board. Feedback is wel...
kiton Data Science 2 1,657 Dec-08-2020, 04:50 AM
    Thread: Classifying images using trained model
Post: RE: Classifying images using trained model

I think I figured out the solution: new_dir = os.path.join(PATH, 'New') # make sure there is at least one class sub-folder new_dataset = image_dataset_from_directory(new_dir, shuffle=True, batch_siz...
kiton Data Science 2 1,657 Dec-08-2020, 04:17 AM
    Thread: Classifying images using trained model
Post: Classifying images using trained model

Hello! I have followed this TensorFlow tutorial to classify images using transfer learning approach. Using almost 16,000 classified images (with about 40/60 split of 1/0) I as able to achieve 95% acc...
kiton Data Science 2 1,657 Dec-03-2020, 04:57 PM
    Thread: SIR Model: Saving predicted value
Post: RE: SIR Model: Saving predicted value

The solution is: vals=[] for n, i, r in zip(df["N"], df["I0"], df["R0"]): N = n I0, R0 = i, r S0 = N - I0 - R0 beta, gamma = 0.4, 1./15 t = np.linspace(0, 160, 160) def deri...
kiton General Coding Help 3 1,747 Apr-12-2020, 08:58 PM
    Thread: SIR Model: Saving predicted value
Post: RE: SIR Model: Saving predicted value

Okay, say I do: import pandas as pd import numpy as np from scipy.integrate import odeint import matplotlib.pyplot as plt df = pd.read_csv('params_temp.csv', index_col = 'FIPS', encoding="utf-8”) f...
kiton General Coding Help 3 1,747 Apr-12-2020, 05:42 PM
    Thread: SIR Model: Saving predicted value
Post: RE: SIR Model: Saving predicted value

Say, I do: element=I[6] print(element)Then how do I save the result in a column in a table? I have no clue :( Feedback is greatly appreciated.
kiton General Coding Help 3 1,747 Apr-12-2020, 04:29 PM
    Thread: SIR Model: Saving predicted value
Post: SIR Model: Saving predicted value

Hello! I am experimenting with SIR model for spread of disease using the following code. In particular, at each iteration I feed in different N, I0, and R0 values in the model from the CSV file. For ...
kiton General Coding Help 3 1,747 Apr-11-2020, 03:59 PM
    Thread: os.walk does not see files that are in the folder
Post: os.walk does not see files that are in the folder

Hello! I used the following code some time ago for a project involving parsing tweets. Now, I want to extract more features associated with those tweets and re-running it on the same files I parsed b...
kiton General Coding Help 1 2,956 Jan-19-2020, 01:27 AM
    Thread: Logistic regression with Tensorflow
Post: RE: Logistic regression with Tensorflow

I am still trying to figure out the answer to my question. Is it something with me not being able to understand a seemingly simple thing? Or is it something else associated with complexity of the code...
kiton Data Science 1 2,520 Nov-28-2018, 07:34 PM
    Thread: Logistic regression with Tensorflow
Post: Logistic regression with Tensorflow

Hello dear forum members, I am having difficulty understanding how I can feed my own data into a neural network after training it and validating. I am following example provided here. I have no probl...
kiton Data Science 1 2,520 Nov-26-2018, 04:17 AM
    Thread: Saving PyTorch model
Post: RE: Saving PyTorch model

It appears that this particular example cannot in fact be saved as a trained model. Here one person states "As far as I know, we cannot save a sklearn wrapped keras model. We must use the Keras API di...
kiton Data Science 3 4,168 Nov-24-2018, 01:38 AM
    Thread: Saving PyTorch model
Post: RE: Saving PyTorch model

Larz60+ Thank you for response. My knowledge of python is limited. No, this is not an assignment. I have no problem saving the resulting data into the CSV. What I am struggling with is saving a PyTorc...
kiton Data Science 3 4,168 Nov-23-2018, 05:22 PM
    Thread: Saving PyTorch model
Post: Saving PyTorch model

Hello dear forum members, I am following the example of binary classification problem provided by Numerai competition (https://www.kaggle.com/solomonk/pytorch-...sification). I was able to successful...
kiton Data Science 3 4,168 Nov-23-2018, 04:52 PM
    Thread: Keras: tweets classicifcation
Post: Keras: tweets classicifcation

Hello dear forum members, I have a data set of 20 Million randomly collected individual tweets (no two tweets come from the same account). Let me refer to this data set as "general" data set. Also, I...
kiton Data Science 0 2,309 Nov-14-2018, 03:19 PM
    Thread: Watson Personality Insight: minimum number of words
Post: Watson Personality Insight: minimum number of word...

Hello dear forum members, I currently have a task of running about 9,000 files through IBM Watson Personality Insight api. To do this, together with my colleague we created the following code (see be...
kiton General Coding Help 0 2,700 Apr-28-2018, 03:28 PM
    Thread: Saving data from each row into separate txt
Post: RE: Saving data from each row into separate txt

zivoni, you are a mega mind -- thank you so much for your help. Your code initially resulted in the Error:Error: field larger than field limit (131072) But I found a quick solution to that by running ...
kiton Data Science 7 11,276 Jul-05-2017, 03:04 AM
    Thread: Saving data from each row into separate txt
Post: RE: Saving data from each row into separate txt

zivoni, DeaD_Eye, thank you for your feedback. So, I am trying the solution suggested by Dead_Eye and it seems to do the job. However, the issue is that the file name of each newly created txt appears...
kiton Data Science 7 11,276 Jul-04-2017, 06:15 PM
    Thread: Saving data from each row into separate txt
Post: RE: Saving data from each row into separate txt

Dear wavic, I am thankful for the code you provided above. It worked fine for me during tests in the following form: with open('file.csv', 'r') as in_file: #note it's a CSV    while in_file.readline(...
kiton Data Science 7 11,276 Jul-04-2017, 06:45 AM
    Thread: FCC API: addressing unexpected error
Post: RE: FCC API: addressing unexpected error

So, I assume that the error might originate from the fact that FCC API is not "suitable" for python 3 (as it does not run with -python3-), but is ok for python2 (runs under -python-). Therefore, I (a)...
kiton Data Science 8 5,766 Jun-29-2017, 07:44 PM
    Thread: FCC API: addressing unexpected error
Post: RE: FCC API: addressing unexpected error

snippsat, I appreciate your response. Here are some comments in relation to yours: 1. I am not sure how to show you the import code (since I never see it when importing). How can I do that? 2. Indee...
kiton Data Science 8 5,766 Jun-28-2017, 06:21 PM

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