|
import streamlit as st |
|
import os |
|
import tensorflow as tf |
|
import keras |
|
from tensorflow.python.keras.utils.np_utils import to_categorical |
|
from keras.models import Sequential |
|
import numpy as np |
|
import matplotlib.pyplot as plt |
|
import pandas as pd |
|
import cv2 |
|
|
|
from sklearn.model_selection import train_test_split |
|
|
|
from Time_Distributed import TimeDistributed as TD |
|
import Memristor as mem |
|
from SCNN import Integrator_layer, Reduce_sum, sparse_data_generator_non_spiking |
|
|
|
from sklearn.metrics import precision_score |
|
from sklearn.metrics import recall_score |
|
from sklearn.metrics import f1_score |
|
|
|
print('Num GPUs Available: ', tf.config.list_physical_devices('GPU')) |
|
st.success('This is a success message!', icon="✅") |
|
|
|
if 'nn_type' not in st.session_state: |
|
st.session_state.nn_type = None |
|
if 'snn' not in st.session_state: |
|
st.session_state.snn = False |
|
if 'load' not in st.session_state: |
|
st.session_state.load = False |
|
if 'upld' not in st.session_state: |
|
st.session_state.upld = False |
|
if 'custom' not in st.session_state: |
|
st.session_state.custom = False |
|
|
|
if 'submittedLayers' not in st.session_state: |
|
st.session_state.submittedLayers = [] |
|
|
|
if 'descr' not in st.session_state: |
|
st.session_state.descr = {} |
|
if 'x_train' not in st.session_state: |
|
st.session_state.x_train = None |
|
if 'y_train' not in st.session_state: |
|
st.session_state.y_train = None |
|
if 'x_test' not in st.session_state: |
|
st.session_state.x_test = None |
|
if 'y_test' not in st.session_state: |
|
st.session_state.y_test = None |
|
if 'ip_shape' not in st.session_state: |
|
st.session_state.ip_shape = None |
|
if 'model' not in st.session_state: |
|
st.session_state.model = None |
|
|
|
|
|
st.title("Build your Neural Network") |
|
|
|
|
|
nn_type = st.selectbox("Please be specific about the Neural Network",("Hardware","Software")) |
|
makeIt = st.button('Make It') |
|
|
|
c1, c2, c3 = st.columns((8,1,1)) |
|
with c1: |
|
st.write('Are you going to build a SCNN?',st.session_state.snn) |
|
|
|
with c2: |
|
snn = st.button('Yes') |
|
with c3: |
|
No_snn = st.button('No') |
|
|
|
if snn: |
|
st.session_state.snn = True |
|
if No_snn: |
|
st.session_state.snn = False |
|
|
|
if makeIt: |
|
st.session_state.nn_type = nn_type |
|
st.session_state.load = False |
|
|
|
|
|
|
|
st.session_state.dataset = st.sidebar.selectbox("Select and Load dataset",("mnist","cifar10","cifar100","Iris")) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
c1,c2 = st.sidebar.columns((1,2)) |
|
with c1: |
|
load = st.button('Load') |
|
with c2: |
|
upld = st.button('Upload image dataset') |
|
|
|
if load: |
|
st.session_state.load = True |
|
st.session_state.submittedLayers = [] |
|
|
|
if upld: |
|
if st.session_state.upld: |
|
st.session_state.upld = False |
|
else: |
|
st.session_state.upld = True |
|
|
|
def custom_dataset(path,shape,test_size): |
|
shape = eval(shape) |
|
classes = [] |
|
for p in os.listdir(path): |
|
if os.path.isdir(os.path.join(path,p)): |
|
classes.append(p) |
|
images = [] |
|
label = [] |
|
label_count = 0 |
|
for clss in classes: |
|
trg_path = os.path.join(path,clss) |
|
for img in os.listdir(trg_path): |
|
img = cv2.imread(trg_path+'/'+img) |
|
img = cv2.resize(img,shape) |
|
img_array = cv2.cvtColor(img, cv2.COLOR_BGR2RGB) |
|
images.append(img_array) |
|
label.append(label_count) |
|
label_count += 1 |
|
images = np.array(images) |
|
label = np.array(label) |
|
n_classes = len(classes) |
|
x_train, x_test, y_train, y_test = train_test_split(images, label, test_size=test_size, random_state=42) |
|
return x_train, x_test, y_train, y_test, n_classes |
|
|
|
|
|
if st.session_state.upld: |
|
st.sidebar.warning('The Image folder should be in a format "Root folder--> class1 folder-->(images), class2 folder-->(images), etc"') |
|
|
|
rpath = st.sidebar.text_input('Give path of the Root folder') |
|
|
|
shape = st.sidebar.text_input('Target shape in tuple format') |
|
st.sidebar.caption('target shape is the shape in which all your images will be resized into. eg:(32,32)') |
|
|
|
test_size = st.sidebar.number_input('Test_size for splitting dataset',min_value=0.0,max_value=1.0,value=0.2) |
|
|
|
done = st.sidebar.button('Done') |
|
if done: |
|
st.session_state.x_train, st.session_state.x_test, st.session_state.y_train, st.session_state.y_test, n_classes = custom_dataset(rpath,shape,test_size) |
|
st.sidebar.success('Successfully uploaded') |
|
st.session_state.y_train = np.asarray(st.session_state.y_train).astype('float32').reshape((-1,1)) |
|
st.session_state.y_test = np.asarray(st.session_state.y_test).astype('float32').reshape((-1,1)) |
|
st.session_state.custom = True |
|
st.session_state.descr = {'Number of classes': n_classes, |
|
'x_train shape ': st.session_state.x_train.shape, |
|
'x_test shape ': st.session_state.x_test.shape, |
|
'y_train shape ': st.session_state.y_train.shape, |
|
'y_test shape ': st.session_state.y_test.shape} |
|
st.session_state.ip_shape = st.session_state.x_train.shape[1:] |
|
st.session_state.model = Sequential() |
|
st.session_state.model.add(tf.keras.layers.InputLayer(input_shape=st.session_state.ip_shape)) |
|
|
|
|
|
if not st.session_state.load or not st.session_state.custom: |
|
st.write('Load or upload the dataset from the sidebar') |
|
|
|
|
|
def get_dataset(dataset): |
|
if dataset=="mnist": |
|
descr = { |
|
"Dataset" : "MNIST digits classification dataset", |
|
"About" : "This is a dataset of 60,000 28x28 grayscale images of the 10 digits, along with a test set of 10,000 images.", |
|
"xTrain" : "uint8 NumPy array of grayscale image data with shapes (60000, 28, 28), containing the training data. Pixel values range from 0 to 255.", |
|
"yTrain" : "uint8 NumPy array of digit labels (integers in range 0-9) with shape (60000,) for the training data.", |
|
"xTest" : "uint8 NumPy array of grayscale image data with shapes (10000, 28, 28), containing the test data. Pixel values range from 0 to 255.", |
|
"yTest" : "uint8 NumPy array of digit labels (integers in range 0-9) with shape (10000,) for the test data." |
|
} |
|
(x_train, y_train), (x_test, y_test) = tf.keras.datasets.mnist.load_data() |
|
|
|
|
|
num_classes = 10 |
|
ip_shape = (28, 28, 1) |
|
|
|
|
|
x_train = x_train.astype("float32") / 255 |
|
x_test = x_test.astype("float32") / 255 |
|
|
|
|
|
x_train = np.expand_dims(x_train, -1) |
|
x_test = np.expand_dims(x_test, -1) |
|
|
|
|
|
y_train = to_categorical(y_train, num_classes) |
|
y_test = to_categorical(y_test, num_classes) |
|
st.sidebar.success("Dataset loaded",icon='🤩') |
|
|
|
elif dataset=="cifar10": |
|
descr = { |
|
"Dataset":"CIFAR10 small images classification dataset", |
|
"About":"This is a dataset of 50,000 32x32 color training images and 10,000 test images, labeled over 10 categories.", |
|
"xTrain": "uint8 NumPy array of grayscale image data with shapes (50000, 32, 32, 3), containing the training data. Pixel values range from 0 to 255.", |
|
"yTrain": "uint8 NumPy array of labels (integers in range 0-9) with shape (50000, 1) for the training data.", |
|
"xTest": "uint8 NumPy array of grayscale image data with shapes (10000, 32, 32, 3), containing the test data. Pixel values range from 0 to 255.", |
|
"yTest": "uint8 NumPy array of labels (integers in range 0-9) with shape (10000, 1) for the test data." |
|
} |
|
(x_train, y_train), (x_test, y_test) = tf.keras.datasets.cifar10.load_data() |
|
num_classes = 10 |
|
ip_shape = (32, 32, 3) |
|
|
|
|
|
x_train = x_train.astype("float32") / 255.0 |
|
x_test = x_test.astype("float32") / 255.0 |
|
|
|
|
|
y_train = to_categorical(y_train, num_classes) |
|
y_test = to_categorical(y_test, num_classes) |
|
st.sidebar.success("Dataset loaded",icon='🤩') |
|
|
|
elif dataset=="cifar100": |
|
descr = { |
|
"Dataset":"CIFAR10 small images classification dataset", |
|
"About":"This is a dataset of 50,000 32x32 color training images and 10,000 test images, labeled over 100 fine-grained classes that are grouped into 20 coarse-grained classes.", |
|
"xTrain": "uint8 NumPy array of grayscale image data with shapes (50000, 32, 32, 3), containing the training data. Pixel values range from 0 to 255.", |
|
"yTrain": "uint8 NumPy array of labels (integers in range 0-9) with shape (50000, 1) for the training data.", |
|
"xTest": "uint8 NumPy array of grayscale image data with shapes (10000, 32, 32, 3), containing the test data. Pixel values range from 0 to 255.", |
|
"yTest": "uint8 NumPy array of labels (integers in range 0-9) with shape (10000, 1) for the test data." |
|
} |
|
(x_train, y_train), (x_test, y_test) = tf.keras.datasets.cifar100.load_data() |
|
num_classes = 100 |
|
ip_shape = (32, 32, 3) |
|
|
|
|
|
x_train = x_train.astype("float32") / 255.0 |
|
x_test = x_test.astype("float32") / 255.0 |
|
|
|
|
|
y_train = to_categorical(y_train, num_classes) |
|
y_test = to_categorical(y_test, num_classes) |
|
st.sidebar.success("Dataset loaded",icon='🤩') |
|
|
|
elif dataset=='Iris': |
|
from sklearn.datasets import load_iris |
|
from sklearn.preprocessing import OneHotEncoder |
|
from sklearn.model_selection import train_test_split |
|
|
|
iris_data = load_iris() |
|
x = iris_data.data |
|
y_ = iris_data.target.reshape(-1, 1) |
|
|
|
encoder = OneHotEncoder(sparse=False) |
|
y = encoder.fit_transform(y_) |
|
|
|
x_train, x_test, y_train, y_test = train_test_split(x, y, test_size=0.20) |
|
ip_shape = (4,) |
|
descr={'Dataset':'Iris dataset', |
|
'About':'This data sets consists of 3 different types of irises’ (Setosa, Versicolour, and Virginica) petal and sepal length, stored in a 150x4 numpy.ndarray. The rows being the samples and the columns being: Sepal Length, Sepal Width, Petal Length and Petal Width.', |
|
'x_train' : 'x_train shape is (120, 4)', |
|
'x_test' : 'x_test shape is (30, 4)', |
|
'y_train' : 'y_train shape is (120, 1)', |
|
'y_test' : 'y_test shape is (30, 1)' |
|
} |
|
st.sidebar.success("Dataset loaded",icon='🤩') |
|
else: |
|
st.write("Please select a dataset") |
|
|
|
return descr, ip_shape, x_train, y_train, x_test, y_test |
|
|
|
|
|
if load: |
|
descr,ip_shape, x_train, y_train, x_test, y_test = get_dataset(st.session_state.dataset) |
|
st.session_state.x_train = x_train |
|
st.session_state.y_train = y_train |
|
st.session_state.x_test = x_test |
|
st.session_state.y_test = y_test |
|
st.session_state.descr = descr |
|
st.session_state.ip_shape = ip_shape |
|
st.session_state.model = Sequential() |
|
if st.session_state.snn: |
|
st.session_state.model.add(TD(tf.keras.layers.InputLayer(input_shape=st.session_state.ip_shape))) |
|
else: |
|
st.session_state.model.add(tf.keras.layers.InputLayer(input_shape=st.session_state.ip_shape)) |
|
|
|
if (st.session_state.load or st.session_state.custom) and st.session_state.nn_type: |
|
if st.session_state.model == None: |
|
st.session_state.model = Sequential() |
|
st.session_state.model.add(tf.keras.layers.InputLayer(input_shape=st.session_state.ip_shape)) |
|
|
|
|
|
|
|
|
|
if (st.session_state.dataset == 'mnist' and st.session_state.load): |
|
st.sidebar.caption('The loaded dataset has shape (28,28,1). If you want to reshape it to (784,) please click the below button') |
|
reshape = st.sidebar.button('Reshape') |
|
if reshape: |
|
num_pixels = 784 |
|
st.session_state.x_train = st.session_state.x_train.reshape(st.session_state.x_train.shape[0], num_pixels) |
|
st.session_state.x_test = st.session_state.x_test.reshape(st.session_state.x_test.shape[0], num_pixels) |
|
st.session_state.ip_shape = (784,) |
|
st.session_state.model = Sequential() |
|
st.session_state.model.add(tf.keras.layers.InputLayer(input_shape=st.session_state.ip_shape)) |
|
st.session_state.submittedLayers = [] |
|
st.sidebar.success('Successfully reshaped') |
|
|
|
|
|
if load and not st.session_state.nn_type: |
|
st.sidebar.error("Are you sure that you selected the type of your Neural Network. If not make it and try loading again.....") |
|
|
|
|
|
with st.container(): |
|
if st.session_state.descr =={}: |
|
pass |
|
else: |
|
st.subheader('Loaded dataset') |
|
for i in st.session_state.descr.keys(): |
|
st.write(i," : ",st.session_state.descr[i]) |
|
|
|
if st.session_state.custom: |
|
Norm = st.button('Normalize the dataset') |
|
st.caption('If Normalization shows error, try changing target shape to lower pixel sizes like (32,32) and upload again. Or you can skip normalization step and move on. But remember that this step will affect the accuracy of your model.') |
|
if Norm: |
|
st.session_state.x_train = st.session_state.x_train.astype("float32") / 255 |
|
st.session_state.x_test = st.session_state.x_test.astype("float32") / 255 |
|
st.success('Succesfully Normalized') |
|
|
|
if st.session_state.snn: |
|
c1,c2 = st.columns(2) |
|
with c1: |
|
b_size = st.number_input('batch_size', value = 32) |
|
n_steps = st.number_input('number of steps', value = 100) |
|
with c2: |
|
sh = st.selectbox('shuffle',(True,False)) |
|
fl = st.selectbox('flatten',(False,True)) |
|
timesteps = st.number_input('timesteps', value = 100) |
|
c1,c2,c3 = st.columns((1,1,1)) |
|
with c2: |
|
spike = st.button('Generate spiking dataset') |
|
|
|
if spike: |
|
x_train_for_spiking = st.session_state.x_train |
|
x_test_for_spiking = st.session_state.x_test |
|
y_train_for_spiking = st.session_state.y_train |
|
y_test_for_spiking = st.session_state.y_test |
|
ip_shape_for_spiking = [st.session_state.ip_shape[0], st.session_state.ip_shape[1], st.session_state.ip_shape[2]] |
|
st.session_state.dataset_generator = tf.data.Dataset.from_generator(lambda: sparse_data_generator_non_spiking(input_images=x_train_for_spiking, |
|
input_labels=y_train_for_spiking, |
|
batch_size=b_size, |
|
nb_steps=n_steps, shuffle=True, |
|
flatten=fl), |
|
output_shapes=((None, timesteps, ip_shape_for_spiking[0], ip_shape_for_spiking[1], ip_shape_for_spiking[2]), (None, 10)), |
|
output_types=(tf.float64, tf.uint8)) |
|
st.session_state.dataset_generator_test = tf.data.Dataset.from_generator(lambda: sparse_data_generator_non_spiking(input_images=x_test_for_spiking, |
|
input_labels=y_test_for_spiking, |
|
batch_size=b_size, |
|
nb_steps=n_steps, shuffle=sh, |
|
flatten=fl), |
|
output_shapes=((None, timesteps, ip_shape_for_spiking[0], ip_shape_for_spiking[1], ip_shape_for_spiking[2]), (None, 10)), |
|
output_types=(tf.float64, tf.uint8)) |
|
|
|
st.success('Successfully generated') |
|
|
|
|
|
LAYERSandPARAMS={ |
|
"Reshape":{ |
|
"target_shape":'(28, 28, 1)', |
|
"name":"Reshape_1" |
|
}, |
|
"Dense":{ |
|
"units": 10, |
|
"activation":("relu","sigmoid","softmax","softplus","softsign","tanh","selu","elu","exponential",None), |
|
"kernel_initializer":("RandomUniform","RandomNormal","TruncatedNormal","Zeros","Ones","GlorotNormal","GlorotUniform","HeNormal","HeUniform","Identity","Orthogonal","Constant","VarianceScaling"), |
|
"bias_initializer":("zeros","RandomNormal","RandomUniform","TruncatedNormal","Ones","GlorotNormal","GlorotUniform","HeNormal","HeUniform","Identity","Orthogonal","Constant","VarianceScaling"), |
|
"name":"dense_1" |
|
}, |
|
"Conv2D":{ |
|
"filters": 32, |
|
"kernel_size":3, |
|
"strides":1, |
|
"activation":("relu","sigmoid","softmax","softplus","softsign","tanh","selu","elu","exponential",None), |
|
"padding":("valid","same","causal"), |
|
"kernel_initializer":("RandomUniform","RandomNormal","TruncatedNormal","Zeros","Ones","GlorotNormal","GlorotUniform","HeNormal","HeUniform","Identity","Orthogonal","Constant","VarianceScaling"), |
|
"bias_initializer":("zeros","RandomNormal","RandomUniform","TruncatedNormal","Ones","GlorotNormal","GlorotUniform","HeNormal","HeUniform","Identity","Orthogonal","Constant","VarianceScaling"), |
|
"name":"Conv2D_1" |
|
}, |
|
"DepthwiseConv2D":{ |
|
"kernel_size":3, |
|
"depth_multiplier":1, |
|
"depthwise_initializer":("glorot_uniform","RandomNormal","RandomUniform","TruncatedNormal","Zeros","Ones","GlorotNormal","HeNormal","HeUniform","Identity","Orthogonal","Constant","VarianceScaling"), |
|
"depthwise_constraint":(None,"MaxNorm","MinMaxNorm","NonNeg","UnitNorm","RadialConstraint"), |
|
"depthwise_regularizer":(None,"L1","L2","L1L2","OrthogonalRegularizer"), |
|
"name":"DepthwiseConv2D_1" |
|
}, |
|
"MaxPooling1D":{ |
|
"pool_size":2, |
|
"strides":1, |
|
"padding":("valid","same"), |
|
"data_format":("channels_last","channels_first"), |
|
"name":"MaxPooling1D_1" |
|
}, |
|
"MaxPooling2D":{ |
|
"pool_size":2, |
|
"strides":1, |
|
"padding":("valid","same"), |
|
"data_format":("channels_last","channels_first"), |
|
"name":"MaxPooling2D_1" |
|
}, |
|
"AveragePooling1D":{ |
|
"pool_size":2, |
|
"strides":1, |
|
"padding":("valid","same"), |
|
"data_format":("channels_last","channels_first"), |
|
"name":"AveragePooling1D_1" |
|
}, |
|
"AveragePooling2D":{ |
|
"pool_size":2, |
|
"strides":1, |
|
"padding":("valid","same"), |
|
"data_format":("channels_last","channels_first"), |
|
"name":"AveragePooling1D_1" |
|
}, |
|
"Dropout":{ |
|
"rate":0.5, |
|
"name":"Dropout_1" |
|
}, |
|
"GaussianNoise":{ |
|
"stddev":0.2 |
|
}, |
|
"GaussianDropout":{ |
|
"rate":0.5 |
|
}, |
|
"AlphaDropout":{ |
|
"rate":0.5, |
|
|
|
"seed":1 |
|
}, |
|
"LSTM":{ |
|
"units":5, |
|
"return_sequences":True, |
|
"activation":("tanh","sigmoid","relu","softmax","softplus","softsign","selu","elu","exponential",None), |
|
"recurrent_activation":("sigmoid","relu","softmax","softplus","softsign","tanh","selu","elu","exponential",None), |
|
"use_bias":True, |
|
"kernel_initializer":("glorot_uniform","RandomNormal","RandomUniform","TruncatedNormal","Zeros","Ones","GlorotNormal","HeNormal","HeUniform","Identity","Orthogonal","Constant","VarianceScaling"), |
|
"recurrent_initializer":("Orthogonal","glorot_uniform","RandomNormal","RandomUniform","TruncatedNormal","Zeros","Ones","GlorotNormal","HeNormal","HeUniform","Identity","Constant","VarianceScaling"), |
|
"bias_initializer":("zeros","RandomNormal","RandomUniform","TruncatedNormal","Ones","GlorotNormal","GlorotUniform","HeNormal","HeUniform","Identity","Orthogonal","Constant","VarianceScaling"), |
|
"name":"LSTM_1" |
|
}, |
|
"Flatten":{"name":"Flatten_1"}, |
|
"Integrator_layer":{"name":"Integrator_layer_1"}, |
|
"Reduce_sum":{"name":"Reduce_sum_1"}, |
|
|
|
} |
|
|
|
|
|
if st.session_state.snn: |
|
with st.sidebar: |
|
layer = st.selectbox("Select a layer",('Conv2D', 'Integrator_layer', 'Flatten', 'Dense', 'Reduce_sum')) |
|
with st.form("SNNParams"): |
|
params = dict() |
|
if layer in LAYERSandPARAMS.keys(): |
|
st.caption('Set the parameters below') |
|
for i in LAYERSandPARAMS[layer].keys(): |
|
if i=='units': |
|
val = st.number_input(i,min_value=0, max_value=None, value=LAYERSandPARAMS[layer][i]) |
|
params[i] = val |
|
if i=='filters': |
|
val = st.number_input(i,min_value=0, max_value=None, value=LAYERSandPARAMS[layer][i]) |
|
params[i] = val |
|
if i=='kernel_size': |
|
val = st.number_input(i,min_value=0, max_value=None, value=LAYERSandPARAMS[layer][i]) |
|
params[i] = val |
|
if i=='name': |
|
val = st.text_input(i, value=LAYERSandPARAMS[layer][i]) |
|
st.caption('Please update name when each layer is added') |
|
params[i] = val |
|
|
|
submitted = st.form_submit_button("Submit") |
|
st.caption('Submitted layers will be displayed in the main page under Added Layers.') |
|
if submitted: |
|
if st.session_state.descr =={}: |
|
st.error("Please load a dataset first, then start adding layers",icon='💁♀️') |
|
else: |
|
try: |
|
if layer=='Dense': |
|
st.session_state.model.add(TD(tf.keras.layers.Dense( |
|
units=params['units'], |
|
activation=None |
|
),name = params['name'])) |
|
if layer=='Conv2D': |
|
st.session_state.model.add(TD(tf.keras.layers.Conv2D( |
|
filters=params['filters'], |
|
kernel_size=params['kernel_size'], |
|
activation=None |
|
),name =params['name'])) |
|
if layer == 'Flatten': |
|
st.session_state.model.add(TD(tf.keras.layers.Flatten(),name =params['name'])) |
|
if layer == 'Integrator_layer': |
|
st.session_state.model.add(Integrator_layer(name=params['name'])) |
|
if layer == 'Reduce_sum': |
|
st.session_state.model.add(Reduce_sum(name=params['name'])) |
|
|
|
st.session_state.submittedLayers.append([layer,params]) |
|
st.success('Submitted Successfully',icon='🎉') |
|
st.write("Layer :", layer) |
|
st.write("Parameters", params) |
|
except Exception as ex: |
|
st.error(ex,icon="🥺") |
|
|
|
else: |
|
with st.sidebar: |
|
layer = st.selectbox("Select a layer",("Dense","Conv2D","DepthwiseConv2D","MaxPooling2D","Reshape","Flatten","Dropout","GaussianNoise","GaussianDropout","AlphaDropout")) |
|
with st.form("Params"): |
|
params = dict() |
|
if layer in LAYERSandPARAMS.keys(): |
|
st.caption('Set the parameters below') |
|
for i in LAYERSandPARAMS[layer].keys(): |
|
if isinstance(LAYERSandPARAMS[layer][i], tuple) and i!='target_shape': |
|
val = st.selectbox(i,LAYERSandPARAMS[layer][i]) |
|
params[i] = val |
|
elif i=='target_shape': |
|
val = st.text_input(i, value=LAYERSandPARAMS[layer][i]) |
|
st.caption('Please enter in a tuple format, Eg:(28, 28, 1)') |
|
params[i] = val |
|
elif i=='rate' or i=='stddev': |
|
val = st.number_input(i,min_value=0.0, max_value=1.0, value=LAYERSandPARAMS[layer][i]) |
|
params[i] = val |
|
elif i=='name': |
|
val = st.text_input(i, value=LAYERSandPARAMS[layer][i]) |
|
st.caption('Please update name when same layer is added') |
|
params[i] = val |
|
elif (i=="return_sequences") or (i =='use_bias'): |
|
val = st.selectbox(i, (True,False)) |
|
params[i] = val |
|
else: |
|
val = st.number_input(i,min_value=0, max_value=None, value=LAYERSandPARAMS[layer][i]) |
|
params[i] = val |
|
submitted = st.form_submit_button("Submit") |
|
st.caption('Submitted layers will be displayed in the main page under Added Layers.') |
|
if submitted: |
|
if st.session_state.descr =={}: |
|
st.error("Please load a dataset first, then start adding layers",icon='💁♀️') |
|
else: |
|
try: |
|
if layer=='Dense': |
|
st.session_state.model.add(tf.keras.layers.Dense( |
|
units=params['units'], |
|
activation=params['activation'], |
|
kernel_initializer =params['kernel_initializer'], |
|
bias_initializer =params['bias_initializer'], |
|
name = params['name'] |
|
)) |
|
if layer=='Conv2D': |
|
st.session_state.model.add(tf.keras.layers.Conv2D( |
|
filters=params['filters'], |
|
kernel_size=params['kernel_size'], |
|
activation=params['activation'], |
|
strides =params['strides'], |
|
padding =params['padding'], |
|
kernel_initializer =params['kernel_initializer'], |
|
bias_initializer =params['bias_initializer'], |
|
name =params['name'] |
|
)) |
|
if layer=='DepthwiseConv2D': |
|
st.session_state.model.add(tf.keras.layers.DepthwiseConv2D( |
|
kernel_size=params['kernel_size'], |
|
depth_multiplier=params['depth_multiplier'], |
|
depthwise_initializer=params['depthwise_initializer'], |
|
depthwise_constraint=params['depthwise_constraint'], |
|
depthwise_regularizer=params['depthwise_regularizer'], |
|
name =params['name'] |
|
)) |
|
if layer=='MaxPooling1D': |
|
st.session_state.model.add(tf.keras.layers.MaxPooling1D( |
|
pool_size=params['pool_size'], |
|
strides =params['strides'], |
|
padding =params['padding'], |
|
data_format =params['data_format'], |
|
name =params['name'] |
|
)) |
|
if layer=='MaxPooling2D': |
|
st.session_state.model.add(tf.keras.layers.MaxPooling2D( |
|
pool_size=params['pool_size'], |
|
strides =params['strides'], |
|
padding =params['padding'], |
|
data_format =params['data_format'], |
|
name =params['name'] |
|
)) |
|
if layer=='AveragePooling1D': |
|
st.session_state.model.add(tf.keras.layers.AveragePooling1D( |
|
pool_size=params['pool_size'], |
|
strides =params['strides'], |
|
padding =params['padding'], |
|
data_format =params['data_format'], |
|
name =params['name'] |
|
)) |
|
if layer=='AveragePooling2D': |
|
st.session_state.model.add(tf.keras.layers.AveragePooling2D( |
|
pool_size=params['pool_size'], |
|
strides =params['strides'], |
|
padding =params['padding'], |
|
data_format =params['data_format'], |
|
name =params['name'] |
|
)) |
|
if layer=='Reshape': |
|
ts = eval(params['target_shape']) |
|
st.session_state.model.add(tf.keras.layers.Reshape( |
|
ts,name =params['name'] |
|
)) |
|
if layer=='Dropout': |
|
rate = params['rate'] |
|
st.session_state.model.add(tf.keras.layers.Dropout( |
|
rate,name =params['name'] |
|
)) |
|
if layer=='GaussianNoise': |
|
st.session_state.model.add(tf.keras.layers.GaussianNoise( |
|
stddev=params['stddev'] |
|
)) |
|
if layer=='GaussianDropout': |
|
st.session_state.model.add(tf.keras.layers.GaussianDropout( |
|
rate=params['rate'] |
|
)) |
|
if layer=='AlphaDropout': |
|
st.session_state.model.add(tf.keras.layers.AlphaDropout( |
|
rate=params['rate'], |
|
|
|
seed=params['seed'] |
|
)) |
|
if layer == 'LSTM' and st.session_state.ip_shape != (4,): |
|
if st.session_state.model.layers == []: |
|
st.session_state.model = Sequential() |
|
st.session_state.model.add(tf.keras.layers.InputLayer(input_shape=st.session_state.ip_shape[:-1])) |
|
|
|
if st.session_state.ip_shape[:-1] == 3: |
|
st.session_state.x_train = np.array([cv2.cvtColor(image, cv2.COLOR_BGR2GRAY) for image in st.session_state.x_train]) |
|
st.session_state.x_test = np.array([cv2.cvtColor(image, cv2.COLOR_BGR2GRAY) for image in st.session_state.x_test]) |
|
|
|
st.session_state.model.add(tf.keras.layers.LSTM( |
|
units=params['units'], |
|
name = params['name'], |
|
return_sequences=params['return_sequences'] |
|
)) |
|
if layer == 'Flatten': |
|
st.session_state.model.add(tf.keras.layers.Flatten()) |
|
|
|
st.session_state.submittedLayers.append([layer,params]) |
|
st.success('Submitted Successfully',icon='🎉') |
|
st.write("Layer :", layer) |
|
st.write("Parameters", params) |
|
except Exception as ex: |
|
st.error(ex,icon="🥺") |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if 'Store' not in st.session_state: |
|
st.session_state.Store = {"Dataset":[],"loss":[], "accuracy":[],"precision":[],"recall":[],"f1 score":[],"Neural network config":[]} |
|
|
|
|
|
def show_layers(layer_list): |
|
for i in layer_list: |
|
layer_with_idx = str((layer_list.index(i))+1)+' '+i[0] |
|
with st.expander(layer_with_idx): |
|
st.write(i[1]) |
|
|
|
def show_compile_fit(): |
|
with st.container(): |
|
col1, col2 = st.columns(2) |
|
with col1: |
|
st.subheader('Compile') |
|
optimizer = st.selectbox('optimizer',('adam','sgd','rmsprop','nadam','adadelta','adagrad','adamax','ftrl')) |
|
loss = st.selectbox('loss',('categorical_crossentropy','binary_crossentropy','sparse_categorical_crossentropy','poisson')) |
|
with col2: |
|
st.subheader('Fit') |
|
epochs = st.number_input('epochs',max_value=None, min_value=1, value=2) |
|
if st.session_state.snn: |
|
|
|
|
|
txt = 'repeat count' |
|
else: |
|
txt = 'batch_size' |
|
|
|
batch_size = st.number_input(txt,max_value=None, min_value=0, value=10) |
|
|
|
return optimizer,loss,epochs,batch_size |
|
|
|
def run_model(model,loss,optimizer,epochs,batch_size): |
|
|
|
print("Initialize epochs:", epochs) |
|
try: |
|
if st.session_state.snn: |
|
if loss == 'categorical_crossentropy': |
|
model.compile(loss = tf.keras.losses.CategoricalCrossentropy(from_logits=True), |
|
optimizer = optimizer, |
|
metrics = ['accuracy']) |
|
if loss == 'binary_crossentropy': |
|
model.compile(loss = tf.keras.losses.BinaryCrossentropy(from_logits=True), |
|
optimizer = optimizer, |
|
metrics = ['accuracy']) |
|
if loss == 'sparse_categorical_crossentropy': |
|
model.compile(loss = tf.keras.losses.SparseCategoricalCrossentropy(from_logits=True), |
|
optimizer = optimizer, |
|
metrics = ['sparse_categorical_accuracy']) |
|
if loss == 'poisson': |
|
model.compile(loss = tf.keras.losses.Poisson(from_logits=True), |
|
optimizer = optimizer, |
|
metrics = ['accuracy']) |
|
|
|
model_fit = model.fit(st.session_state.dataset_generator.repeat(count=1), |
|
epochs=epochs, |
|
validation_data=st.session_state.dataset_generator_test.repeat(count=1)) |
|
else: |
|
model.compile(loss = loss, |
|
optimizer = optimizer, |
|
metrics = ['accuracy']) |
|
|
|
model_fit = model.fit(st.session_state.x_train, st.session_state.y_train, |
|
epochs=epochs, |
|
batch_size=batch_size, |
|
validation_data=(st.session_state.x_test, st.session_state.y_test)) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
model.save_weights('Model_Weights.h5') |
|
return model_fit |
|
except Exception as ex: |
|
st.error(ex) |
|
|
|
def cal_result(model): |
|
if st.session_state.snn: |
|
st.session_state.score = model.evaluate(st.session_state.dataset_generator_test, verbose=2) |
|
else: |
|
st.session_state.score = model.evaluate(st.session_state.x_test, st.session_state.y_test, verbose=0) |
|
y_test_class = np.argmax(st.session_state.y_test, axis=1) |
|
y_pred = np.argmax(model.predict(st.session_state.x_test, verbose=0),axis=1) |
|
|
|
|
|
precision = precision_score(y_test_class, y_pred, average='weighted', labels=np.unique(y_pred)) |
|
|
|
recall = recall_score(y_test_class, y_pred, average='weighted', labels=np.unique(y_pred)) |
|
|
|
f1 = f1_score(y_test_class, y_pred, average='weighted', labels=np.unique(y_pred)) |
|
config = model.get_config() |
|
st.session_state.Store["Neural network config"].append(config) |
|
st.session_state.Store["loss"].append(st.session_state.score[0]) |
|
st.session_state.Store["precision"].append(precision) |
|
st.session_state.Store["accuracy"].append(st.session_state.score[1]) |
|
st.session_state.Store["recall"].append(recall) |
|
st.session_state.Store["f1 score"].append(f1) |
|
st.session_state.Store["Dataset"].append(st.session_state.dataset) |
|
|
|
def show_results(model_fit): |
|
st.subheader('Results') |
|
st.write("Test loss:", st.session_state.score[0]) |
|
st.write("Test accuracy:", st.session_state.score[1]) |
|
|
|
col1, col2= st.columns([1,1]) |
|
with col1: |
|
fig = plt.figure() |
|
plt.plot(model_fit.history['loss'], label='train') |
|
plt.plot(model_fit.history['val_loss'], label='val') |
|
plt.ylabel('loss') |
|
plt.xlabel('epoch') |
|
plt.legend() |
|
st.pyplot(fig) |
|
|
|
with col2: |
|
fig = plt.figure() |
|
plt.plot(model_fit.history['accuracy'], label='train') |
|
plt.plot(model_fit.history['val_accuracy'], label='val') |
|
plt.ylabel('accuracy') |
|
plt.xlabel('epoch') |
|
plt.legend() |
|
st.pyplot(fig) |
|
|
|
if 'nn_submit' not in st.session_state: |
|
st.session_state.nn_submit = False |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if 'setup' not in st.session_state: |
|
st.session_state.setup = False |
|
if 'csv' not in st.session_state: |
|
st.session_state.csv = None |
|
|
|
def set_hardware_weights(model): |
|
st.text("") |
|
st.text("") |
|
col1,col2 = st.columns(2) |
|
with col1: |
|
mem_txt = "Select the memristor " |
|
memristor_model = st.radio(mem_txt, ('Joglekar','Prodromakis','Biolek','Zha'),key=mem_txt) |
|
if memristor_model=='Joglekar' or memristor_model=='Biolek': |
|
p=st.number_input('Enter p value', value = 1) |
|
j=1 |
|
if memristor_model=='Prodromakis' or memristor_model=='Zha': |
|
p=st.number_input('Enter p value', value=7) |
|
j=st.number_input('Enter j value', value=1) |
|
Amplitude = st.number_input('Amplitude', value = 1) |
|
freq = st.number_input('Frequency', value = 1) |
|
with col2: |
|
Ron_txt = "Ron" |
|
Ron = st.number_input('Set Ron value', min_value=100,max_value=16000, value=100,key=Ron_txt) |
|
Roff_txt = "Roff" |
|
Roff = st.number_input('Set Roff value', min_value=100, max_value=16000, value=16000, key=Roff_txt) |
|
part_txt = "part" |
|
Rint = st.number_input('Set Rint value', min_value=100, max_value=16000, value=11000) |
|
partition = st.slider('Define the Quatization value here',2,64, key=part_txt) |
|
sample_rate = st.number_input('Sample Rate', value = 500) |
|
|
|
|
|
|
|
|
|
Ron_Roff_aging = st.checkbox("Ron-Roff Aging") |
|
c1,c2,c3 = st.columns((1,2,1)) |
|
if Ron_Roff_aging: |
|
with c2: |
|
st.caption('Aging value can be positive or negative') |
|
Ron_aging = st.number_input('Enter aging % (b/w 0-20)',key='ronAge',value=0) |
|
Roff_aging = st.number_input('Enter aging % (b/w 0-20)',key='roffAge',value=0) |
|
else: |
|
Ron_aging = 0 |
|
Roff_aging = 0 |
|
|
|
|
|
c1,c2,c3 = st.columns((1,1,1)) |
|
with c2: |
|
setup = st.button('Set up Memristor') |
|
if setup: |
|
st.session_state.setup = True |
|
|
|
if setup: |
|
st.text("") |
|
st.text("") |
|
|
|
|
|
old_weights = model.get_weights() |
|
|
|
old_weight_array = np.concatenate([arr.flatten() for arr in old_weights]) |
|
|
|
|
|
old_weight_min = np.amin(np.abs(old_weight_array)) |
|
old_weight_max = np.amax(np.abs(old_weight_array)) |
|
|
|
lyr=0 |
|
for layer in model.layers: |
|
lyr += 1 |
|
if layer.__class__.__name__ == 'Dense' or layer.__class__.__name__ =='Conv2D' or layer.__class__.__name__ == 'LSTM': |
|
try: |
|
shape = layer.get_weights()[0].shape |
|
txt = "Weights for the layer "+layer.name+" of shape "+str(shape) |
|
st.subheader(txt) |
|
|
|
old_weights = list(layer.get_weights()[0]) |
|
st.session_state.old_weights = [] |
|
st.session_state.old_bias = [] |
|
idx = 0 |
|
|
|
if layer.__class__.__name__ == 'LSTM': |
|
|
|
|
|
|
|
|
|
st.session_state.old_weights = old_weights |
|
st.session_state.new_weights = [] |
|
st.session_state.new_u = [] |
|
st.session_state.old_u = layer.get_weights()[1] |
|
shape_u = st.session_state.old_u.shape |
|
old_bias = layer.get_weights()[2] |
|
|
|
for weight in list(old_weights): |
|
Mem = mem.memristor_models(Roff,Ron,Rint,Amplitude,freq,1,sample_rate,p,j,memristor_model) |
|
Mem.variability(partition,Ron_aging,Roff_aging) |
|
weight = (list(weight)) |
|
Mem.neural_weight([weight], old_weight_max, old_weight_min) |
|
st.session_state.new_weights.append(Mem.new_weights()) |
|
|
|
for weight in list(st.session_state.old_u): |
|
Mem = mem.memristor_models(Roff,Ron,Rint,Amplitude,freq,1,sample_rate,p,j,memristor_model) |
|
Mem.variability(partition,Ron_aging,Roff_aging) |
|
weight = (list(weight)) |
|
Mem.neural_weight([weight], old_weight_max, old_weight_min) |
|
st.session_state.new_u.append(Mem.new_weights()) |
|
else: |
|
old_bias = layer.get_weights()[1] |
|
|
|
if layer.__class__.__name__ == 'Conv2D': |
|
st.session_state.old_weights = old_weights |
|
st.session_state.new_weights = [] |
|
for row in old_weights: |
|
|
|
st.session_state.new_weights.append([]) |
|
for weights in row: |
|
for weight in weights: |
|
|
|
Mem = mem.memristor_models(Roff,Ron,Rint,Amplitude,freq,1,sample_rate,p,j,memristor_model) |
|
Mem.variability(partition,Ron_aging,Roff_aging) |
|
weight = (list(weight)) |
|
Mem.neural_weight([weight], old_weight_max, old_weight_min) |
|
st.session_state.new_weights[idx].append(Mem.new_weights()) |
|
idx += 1 |
|
if layer.__class__.__name__ == 'Dense': |
|
for row in old_weights: |
|
st.session_state.old_weights.append([]) |
|
for weight in row: |
|
|
|
|
|
|
|
|
|
|
|
st.session_state.old_weights[idx].append(weight) |
|
idx += 1 |
|
|
|
|
|
Mem = mem.memristor_models(Roff,Ron,Rint,Amplitude,freq,1,sample_rate,p,j,memristor_model) |
|
Mem.variability(partition,Ron_aging,Roff_aging) |
|
|
|
Mem.neural_weight(st.session_state.old_weights, old_weight_max, old_weight_min) |
|
st.session_state.new_weights = Mem.new_weights() |
|
|
|
for bias in old_bias: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
st.session_state.old_bias.append(bias) |
|
|
|
Mem = mem.memristor_models(Roff,Ron,Rint,Amplitude,freq,1,sample_rate,p,j,memristor_model) |
|
Mem.variability(partition,Ron_aging,Roff_aging) |
|
|
|
Mem.neural_weight([st.session_state.old_bias], old_weight_max, old_weight_min) |
|
st.session_state.new_bias = Mem.new_weights()[0] |
|
|
|
C1,C2 = st.columns(2) |
|
with C1: |
|
st.write(layer.name,": Weights", np.array(st.session_state.old_weights)) |
|
if layer.__class__.__name__ == 'LSTM': |
|
st.write(layer.name,":hidden Weights", np.array(st.session_state.old_u)) |
|
st.write(layer.name,": Biases", np.array(st.session_state.old_bias)) |
|
|
|
with C2: |
|
st.session_state.new_weights = np.array(st.session_state.new_weights).reshape(shape) |
|
st.write(layer.name,": mapped Weights", st.session_state.new_weights) |
|
if layer.__class__.__name__ == 'LSTM': |
|
st.session_state.new_u = np.array(st.session_state.new_u).reshape(shape_u) |
|
st.write(layer.name,":mapped hidden Weights", st.session_state.new_u) |
|
st.write(layer.name,": mapped Biases", np.array(st.session_state.new_bias)) |
|
|
|
|
|
|
|
|
|
st.session_state.new_weights = np.array(st.session_state.new_weights).reshape(shape) |
|
if layer.__class__.__name__ == 'LSTM': |
|
layer.set_weights([st.session_state.new_weights, st.session_state.new_u, np.array(st.session_state.new_bias)]) |
|
else: |
|
layer.set_weights([st.session_state.new_weights, np.array(st.session_state.new_bias)]) |
|
|
|
|
|
except Exception as ex: |
|
st.error(ex) |
|
print(ex) |
|
|
|
|
|
def get_weights_and_biases(model): |
|
|
|
|
|
old_weights = np.array(model.get_weights(), dtype=object) |
|
|
|
|
|
|
|
|
|
df = pd.DataFrame(old_weights) |
|
|
|
return df |
|
|
|
|
|
@st.cache |
|
def convert_df(df): |
|
|
|
return df.to_csv().encode('utf-8') |
|
|
|
|
|
if st.session_state.submittedLayers!=[]: |
|
st.subheader('Added Layers') |
|
show_layers(st.session_state.submittedLayers) |
|
reset = st.button('Reset') |
|
|
|
|
|
if reset: |
|
if st.session_state.snn: |
|
st.session_state.model = Sequential(TD(tf.keras.layers.InputLayer(input_shape=st.session_state.ip_shape))) |
|
st.session_state.submittedLayers = [] |
|
else: |
|
st.session_state.model = Sequential(tf.keras.layers.InputLayer(input_shape=st.session_state.ip_shape)) |
|
st.session_state.submittedLayers = [] |
|
|
|
|
|
optimizer,loss,epochs,batch_size = show_compile_fit() |
|
|
|
col1, col2, col3 = st.columns([2,1,2]) |
|
with col2: |
|
submitAll = st.button('Submit all') |
|
|
|
if submitAll: |
|
st.session_state.model_fit = run_model(st.session_state.model,loss,optimizer,epochs,batch_size) |
|
cal_result(st.session_state.model) |
|
st.session_state.nn_submit = True |
|
df = get_weights_and_biases(st.session_state.model) |
|
st.session_state.csv = convert_df(df) |
|
|
|
col1, col2, col3 = st.columns([2,2,2]) |
|
with col2: |
|
if st.session_state.csv: |
|
st.download_button( |
|
label="Download weights as CSV", |
|
data= st.session_state.csv, |
|
file_name='weights_df.csv', |
|
mime='text/csv', |
|
) |
|
|
|
if st.session_state.nn_submit: |
|
show_results(st.session_state.model_fit) |
|
restore = st.button('Restore trained weights') |
|
if restore: |
|
st.session_state.model.load_weights('Model_Weights.h5') |
|
|
|
if st.session_state.nn_type == 'Hardware': |
|
set_hardware_weights(st.session_state.model) |
|
|
|
c1,c2,c3 = st.columns(3) |
|
with c2: |
|
evaluate = st.button("Evaluate") |
|
if evaluate: |
|
cal_result(st.session_state.model) |
|
|
|
|
|
if st.session_state.Store!={}: |
|
df=pd.DataFrame(st.session_state.Store) |
|
st.table(df) |
|
|
|
|