recurrent-neural-network Questions
1
I have a dataset containing 1000 examples where each example has 5 features (a,b,c,d,e). I want to feed 7 examples to an LSTM so it predicts the feature (a) of the 8th day.
Reading Pytorchs docume...
Siglos asked 28/3, 2019 at 23:27
1
Solved
I am confused between how to correctly use dropout with RNN in keras, specifically with GRU units. The keras documentation refers to this paper (https://arxiv.org/abs/1512.05287) and I understand t...
Jaggers asked 22/5, 2018 at 1:8
3
I am learning tensorflow2.0 and follow the tutorial. In the rnn example, I found the code:
def build_model(vocab_size, embedding_dim, rnn_units, batch_size):
model = tf.keras.Sequential([
tf.ker...
Eucken asked 22/3, 2019 at 8:56
1
I was working with Sequence to Sequence models in Pytorch. Sequence to Sequence Models comprises of an Encoder and a Decoder.
The Encoder convert a (batch_size X input_features X num_of_one_hot_en...
Ululate asked 21/9, 2018 at 6:18
0
In the following example, there are three time series and I want to predict another time series y which is a function of the three. How can I use four inputs to predict the time series where the fo...
Cheesy asked 5/3, 2019 at 14:47
1
Solved
I am trying to do multi-class classification with textual data. Problem I am facing that I have unstructured textual data. I'll explain the problem with an example.
consider this image for example:...
Condone asked 3/3, 2019 at 10:52
1
I can't seem to wrap my head around the difference between return state and return sequence in a keras GRU layer.
Since a GRU unit does not have a cell state (it is equal to the ouput), how does r...
Belie asked 26/2, 2019 at 14:10
1
I am looking for a way to access the LSTM layer such that the addition and subtraction of a layer are event-driven. So the Layer can be added or subtracted when there is a function trigger.
For Ex...
Epiphytotic asked 21/1, 2019 at 7:2
3
I want to design a single layer RNN in Tensorflow such that last output (y(t-1)) is participated in updating the hidden state.
h(t) = tanh(W_{ih} * x(t) + W_{hh} * h(t) + **W_{oh}y(t - 1)**)
y(t) ...
Donkey asked 2/2, 2016 at 5:22
2
Solved
The following is self-contained, and when you run it it will:
1. print the loss to verify it's decreasing (learning a sin wave),
2. Check the numeric gradients against my hand-derived gradient ...
Pasquil asked 21/1, 2019 at 0:23
3
In case where suppose I have a trained RNN (e.g. language model), and I want to see what it would generate on its own, how should I feed its output back to its input?
I read the following related ...
Distrust asked 24/2, 2017 at 14:0
2
I'm using Keras to build a LSTM and tuning it by doing gradient descent with an external cost function. So the weights are updated with:
weights := weights + alpha* gradient(cost)
I know that I ...
Hayfork asked 16/7, 2018 at 3:25
1
This is the API I am looking at, https://pytorch.org/docs/stable/nn.html#gru
It outputs:
output of shape (seq_len, batch, num_directions * hidden_size)
h_n of shape (num_layers * num_directions,...
Armenian asked 17/1, 2019 at 18:28
1
Solved
I am a newbie to LSTM and RNN as a whole, I've been racking my brain to understand what exactly is a timestep. I would really appreciate an intuitive explanation to this
Crossbow asked 17/1, 2019 at 12:20
1
Solved
I am new to LSTMs and going through the Understanding Keras LSTMs and had some silly doubts related to a beautiful answer by Daniel Moller.
Here are some of my doubts:
There are 2 ways specifie...
Waldrop asked 28/12, 2018 at 7:28
1
Solved
I am new to Keras and going through the LSTM and its implementation details in Keras documentation. It was going easy but suddenly I came through this SO post and the comment. It has confused me on...
Kendrick asked 29/12, 2018 at 3:27
2
Solved
As an introduction to RNN/LSTM (stateless) I'm training a model with sequences of 200 days of previous data (X), including things like daily price change, daily volume change, etc and for the label...
Tebet asked 7/11, 2018 at 22:49
1
So i was stuck with a question on how to combine a CNN with a RNN in Keras. While posting the question someone pointed me out that this is the correct way to approach the problem. Apparently i just...
Catullus asked 26/11, 2018 at 20:44
2
Solved
I'm building a RNN loosely based on the TensorFlow tutorial.
The relevant parts of my model are as follows:
input_sequence = tf.placeholder(tf.float32, [BATCH_SIZE, TIME_STEPS, PIXEL_COUNT + AUX_...
Deviation asked 24/8, 2016 at 5:7
1
Solved
So I am trying to train a simple recurrent network to detect a "burst" in an input signal. The following figure shows the input signal (blue) and the desired (classification) output of the RNN, sho...
Ancalin asked 17/10, 2018 at 14:23
0
In Andrew Ng's Deep Learning Coursera classes, there's an assignment on trigger word detection (example, not mine: jupyter notebook).
In the assignment, they simply provided the trained model beca...
Tisatisane asked 30/9, 2018 at 22:50
1
Solved
I'm trying out the Keras package in R by doing this tutorial about forecasting the temperature. However, the tutorial has no explanation on how to predict with the trained RNN model and I wonder ho...
Recoverable asked 28/2, 2018 at 14:36
5
Solved
I was trying to use an RNN (specifically, LSTM) for sequence prediction. However, I ran into an issue with variable sequence lengths. For example,
sent_1 = "I am flying to Dubain"
sent_2 = "I was ...
Ruthanneruthe asked 8/1, 2016 at 5:29
2
I'm building an RNN LSTM network to classify texts based on the writers' age (binary classification - young / adult).
Seems like the network does not learn and suddenly starts overfitting:
Red: ...
Stowers asked 4/9, 2018 at 14:10
1
Solved
I have been developing feedforward neural networks (FNNs) and recurrent neural networks (RNNs) in Keras with structured data of the shape [instances, time, features], and the performance of FNNs an...
Vange asked 25/8, 2018 at 19:50
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