Questions tagged [tensorflow]

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

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56
votes
10answers
35k 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 implying that Python is the best language. But the fact is that ...
15
votes
3answers
14k views

What is the concept of Tensorflow Bottlenecks?

What is the concept and how does one calculate Bottleneck values? How do these values help image classification? Please explain in simple words.
9
votes
6answers
10k 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 ...
2
votes
2answers
243 views

Why does the bias need to be a vector in a neural network?

I am learning to use tensorflow.js. I am also using the tfvis library to print information about the neural net to the web browser. When I create a create a dense neural net with a layer with 5 ...
1
vote
1answer
72 views

Why is my validation/test accuracy higher than my training accuracy

Is this due to my dropout layers being disabled during evaluation? I'm classifying the CIFAR-10 dataset with a CNN using the Keras library. There are 50000 samples in the training set; I'm using a ...
0
votes
0answers
70 views

Why is the value range of my LSTM model's prediction different from my test labels?

I am using LSTM to do time-series anomaly detection. The data is an hourly sensor input across multiple years (i.e. the global_active_energy attribute of the dataset from https://www.kaggle.com/uciml/...
0
votes
1answer
115 views

Why is my loss (binary cross entropy) converging on ~0.6? (Task: Natural Language Inference)

I’m trying to debug my neural network (BERT fine-tuning) trained for natural language inference with binary classification of either entailment or contradiction. I've trained it for 80 epochs and its ...