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Does any tensorflow module can be imported to MATLAB

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Hi,
I have a problem similar to the one in this link The input dimension of self-attention.
I attempted to implement the code from the answer using two input sequential images. However, I encountered an error stating "Unable to resolve the name 'tensorflow.Graph'". Can someone help explain why the provided answer is not working? Can I import any module from Tensorflow?

Accepted Answer

Namnendra
Namnendra on 15 Jul 2024
Hi Araa,
The error "Unable to resolve the name 'tensorflow.Graph'" occurs because MATLAB does not directly support TensorFlow's Python API. MATLAB has its own deep learning framework and does not natively interface with TensorFlow in the same way Python does.
However, you can still use TensorFlow within MATLAB by leveraging the MATLAB Engine API for Python, which allows you to call Python functions and libraries from within MATLAB. Below is a step-by-step guide on how to do this:
Step 1: Set Up MATLAB Engine for Python
First, you need to install the MATLAB Engine API for Python. You can follow the instructions provided in the following documentation link:-
Step 2: Write a Python Script for TensorFlow Operations
Create a Python script that performs the TensorFlow operations you need. For example, `self_attention.py`:
import tensorflow as tf
import numpy as np
def self_attention(input_sequences):
# Define the self-attention model
input_tensor = tf.placeholder(tf.float32, shape=[None, 2])
# Self-attention mechanism (simplified example)
attention_weights = tf.nn.softmax(tf.layers.dense(input_tensor, 2))
attention_output = tf.matmul(attention_weights, input_tensor, transpose_a=True)
with tf.Session() as sess:
result = sess.run(attention_output, feed_dict={input_tensor: input_sequences})
return result
Step 3: Call the Python Script from MATLAB
Use the MATLAB Engine API to call the Python script from within MATLAB:
% Start the MATLAB Engine for Python
if count(py.sys.path, '') == 0
insert(py.sys.path, int32(0), '');
end
% Import the Python script
self_attention = py.importlib.import_module('self_attention');
% Reshape the images into sequences
sequence1 = reshape(image1, [], 1);
sequence2 = reshape(image2, [], 1);
% Concatenate the sequences along the feature dimension
sequences = cat(2, sequence1, sequence2);
% Convert MATLAB array to Python list
sequences_py = py.numpy.array(sequences);
% Call the self-attention function
output_py = self_attention.self_attention(sequences_py);
% Convert the output back to a MATLAB array
output = double(py.array.array('d', py.numpy.nditer(output_py)));
% Process the output as needed
disp(output);
Summary
1. Install MATLAB Engine API for Python: Follow the official documentation to set up the MATLAB Engine for Python.
2. Create a Python Script: Write a Python script that performs the TensorFlow operations.
3. Call Python from MATLAB: Use the MATLAB Engine API to call the Python script from MATLAB.
By following these steps, you can leverage TensorFlow's capabilities within MATLAB without encountering the "Unable to resolve the name" error. This approach allows you to use TensorFlow for complex deep learning tasks while still working within the MATLAB environment.
I hope the above information helps you.
Thank you.
  1 Comment
Araa
Araa on 15 Jul 2024
Hi @Namnendra, thank you so much for the detailed explanation. I will try it and see :)

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