Questions tagged [tensorflow]

For questions related to Google's open source library for machine learning and machine intelligence.

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224 views

Is there a way to classify sounds

To classify images we are using the tensorflow incection v3 NN. Is there a similar approach to classify sounds? As for example to be able to recognize the person who is talking or classify a general ...
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0answers
133 views

Wide & Deep Learning Explanation

I was going through "Wide & Deep Learning" tensorflow tutorial & it's quite simply explained the process. But I missed few of the things. If someone can please explain them to me, it will be ...
4
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1answer
2k views

How to train for own dataset really really fast while debugging

How to train darkflow for my custom object really really fast during debugging in quad core PC and without GPU? (Can I train with about 10 images and test with only those images, just to check if all ...
4
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2answers
5k views

max pooling size=2,stride=1 outputs same size

While working with darkflow, I encountered something that I can't understand. I understand that maxpooling with size=2,stride=2 would decrease the output size to half of its size. However, if the ...
1
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0answers
91 views

Categorical Variable Reduction using NN

I was trying to categorical variable engineering following this paper. The code is the following: ...
4
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0answers
138 views

Game AI - Modify image classification model for analog output

I'm developing a Game AI which tries to master racing simulation. I already trained a CNN (alexnet) on ingame footage of me playing the game and the pressed keys as the target. I had two main issues ...
1
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0answers
151 views

Load a pretrained DQN model with tensorflow

I have replicated the NN that can play Breakout, but I don't know how use the pre-trainded checkpoints from DQN-tensorflow devsisters (github): https://github.com/devsisters/DQN-tensorflow/issues/39 ...
4
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1answer
703 views

Training Custom object detection network using tensor-flow object detection API?

I was just wondering if some one could provide a nice tutorial on how to use the Recent tensor-flow object detection API to train custom network say like VGG-16? (Just USE the VGG-16, VGG-19, ...
2
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1answer
2k views

Tensorflow: tf.contrib.DNNClassifier(..) or tf.estimator.DNNClassifier(..) [closed]

Can someone explain the differance between tf.contrib.DNNClassifier (learn) and tf.estimator.DNNClassifier? ...
3
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1answer
105 views

Are there independent evaluations of various major AI platforms?

Has anyone had a chance to tinker with multiple major AI platforms such as TensorFlow, Cognitive Talk, Quill etc... What are the strengths and weaknesses of different AI platforms? Comprehensive ...
1
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2answers
772 views

Q Learning Algorithm not converging

I am trying to run Deep Q-learning algorithm on a game which i made in python using pygame library. The algorithm accepts the game screen (4 frames) as input to neural network which used as the ...
34
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1answer
19k views

Which library would you recommend to begin with deep learning?

Which library (TensorFlow or Keras) would you recommend for a first approach to deep learning? I'm a neuroscience student trying for the first time computational approaches, if that matters.
46
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7answers
25k views

Why is Python such a popular language in the AI field?

First of all, I'm a beginner studying AI and this is not an opinion oriented question or one to compare programming languages. I'm not saying that is the best language. But the fact is that most of ...
2
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1answer
344 views

Is there ever a need to combine deep learning frameworks? (Eg. Tensorflow & Torch)?

Imagine a simple scenario of having a large repository using one framework and integrated with data/robots/etc, then having a new feature requested and the framework missing some vital functionality ...
5
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1answer
493 views

Who manufactures Google's Tensor Processing Units?

Does google manufacture TPUs? I know that google engineers are the ones responsible for the design, and that google is the one using them, but which company is responsible for the actual manufacturing ...
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3answers
7k views

How to train a neural network for a round based board game?

I'm wondering how to train a neural network for a round based board game like, tic-tac-toe, chess, risk or any other round based game. Getting the next move by inference seems to be pretty straight ...
2
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0answers
516 views

3D - CNN. Why my cost function decreases, but the accuracy does not increase?

I'm implementing a C3D-inspired neural network for human emotion recognition, the problem I'm facing is that altough the cost function is decreasing, for both training and validation sets, I do not ...
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2answers
7k views

Concatenate convolution layers with different strides in tensorflow.

I am trying to do an inception layer, but it only works if the convolution strides, pool strides and pool size are the same, otherwise I get an error in tf.concat that Dimesion 1 is not the same. ...
4
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2answers
657 views

Image recognition

I am looking for a solution that I can use with identifying cars. So I have a database with images of cars. About 3-4 per car. What I want to do is upload a picture to the web of car(Picture taken ...
0
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1answer
140 views

Tensorboard problems

When trying to run tensorboard locally to show my logs with tensorboard --logdir logs/ it always shows nothing but the regular tensorboard menu options, such as ...
9
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4answers
7k views

How to classify data which is spiral in shape?

I have been messing around in tensorflow playground. One of the input data sets is a spiral. No matter what input parameters I choose, no matter how wide and deep the neural network I make, I cannot ...