Exemple #1
0
def sqrt_spectra(examples):
    n = examples[0].shape[0]
    freq = get_single_side_frequency(n)

    spectras = []
    fe = fft_data(examples)
    for e in fe:
        spectras.append((freq, np.absolute(e)))

    return spectras
Exemple #2
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def log_spectra(examples):
    n = examples[0].shape[0]
    freq = get_single_side_frequency(n)

    spectras = []
    fe = fft_data(examples)
    for e in fe:
        m = np.amax(np.absolute(e))
        spectras.append((freq, 20 * np.log10(np.absolute(e) / m)))

    return spectras
Exemple #3
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def draw_spectra_of(path):
    x = _read_one_file(path)
    x, _, _ = standardize_data(x, data_mean(), data_std())
    x = fft_data([x])[0]

    x = np.absolute(x)

    plt.plot(x)
    plt.show()

    return x
    def example(self):
        r = get_random_example(1, config.TRIM_LENGTH)
        e = fft_data(r)
        e = flatten_complex_data(e)
        if self.in_cpu:
            e = torch.tensor(e)
        else:
            e = torch.tensor(e, device=self.device, dtype=torch.float32)

        e = self.forward(e).detach().cpu()
        e = np.array(e)

        e = iflatten_complex_data(e)
        e = ifft_data(e)[0]
        r = np.array(r[0])

        return e - r
from dynamic_reporter import stop_dynamic_report
from dynamic_reporter import report
from data_reader import write_one_file
from multiprocessing import set_start_method
import random
import os

# time.sleep(13500)
# Prepare the training set for this model
print('Preparing the training set...')
if config.TRIM_LENGTH is None:
    set_trim_length(300)
train_set = trim_data(standardize_all_data())
train_set, WIN = window(train_set, 'hann')
print(WIN.shape)
train_set = fft_data(train_set)
train_set, dim = lpf_dimension_reduction(train_set, frequency=10)
train_set = flatten_complex_data(train_set)
print(dim)
print('Training set is ready!')


class Complex_Fully_Connected_Linear_Discriminator_LPF(nn.Module):
    def __init__(self, dimension):
        super(Complex_Fully_Connected_Linear_Discriminator_LPF,
              self).__init__()
        self.n_in = dimension * 2 * 6  # real part and imaginary part are saperated

        # hidden linear layers
        self.linear1 = nn.Linear(self.n_in, self.n_in * 12)
        self.linear2 = nn.Linear(self.n_in * 12, self.n_in * 12)
def _draw(i):
    global AX1
    global AX2
    global AX3
    global AX4
    global FIGURE
    global QUEUE
    global DATA

    if not QUEUE.empty():
        DATA = QUEUE.get()

        if DATA == 'close':
            plt.close(FIGURE)
            return

        example_length = DATA['example'].shape[0]
        freq = get_single_side_frequency(example_length)
        # DATA['loss_title'] = data['loss_title']
        # DATA['losses'].append(data['loss']),
        # DATA['loss_labels'] = data['loss_labels']
        # DATA['score_title'] = data['score_title']
        # DATA['scores'].append(data['score'])
        # DATA['score_labels'] = data['score_labels']
        # DATA['interval'] = data['interval']
        n = len(DATA['losses'])
        interval = DATA['interval']

        x = np.arange(interval, interval * n + 1, interval)
        loss_Y = np.array(DATA['losses']).T
        score_Y = np.array(DATA['scores']).T

        AX1.clear()
        AX2.clear()
        AX3.clear()
        AX4.clear()

        AX1.set_title(DATA['loss_title'])
        AX1.set_xlabel('Training Steps')
        AX1.set_ylabel('Model Loss')

        for i in range(loss_Y.shape[0]):
            AX1.plot(x, loss_Y[i].flatten(), label=DATA['loss_labels'][i])
        AX1.legend()

        AX2.set_title(DATA['score_title'])
        AX2.set_xlabel('Training Steps')
        AX2.set_ylabel('Score')

        for i in range(score_Y.shape[0]):
            AX2.plot(x, score_Y[i].flatten(), label=DATA['score_labels'][i])
        AX2.legend()

        AX3.set_title('Spectra')
        AX3.set_xlabel('Frequency')
        AX3.set_ylabel('Power (dB)')

        example = DATA['example']

        spectra = np.absolute(fft_data([DATA['example']])[0]).real
        m = np.amax(spectra)
        spectra = 20 * np.log10(spectra / m)
        AX3.plot(freq, spectra)

        AX4.set_title('Example')
        AX4.set_xlabel('Time')
        AX4.set_ylabel('Axis')

        AX4.plot(example.real)

    return
Exemple #7
0
import random
import os

# time.sleep(13500)
# Prepare the training set for this model
print('Preparing the training set...')
if config.TRIM_LENGTH is None:
    set_trim_length(300)
data = trim_data(standardize_all_data(), 150)
data_set = []
for i in range(len(data) - 2):
    d = np.concatenate((data[i], data[i + 1]), 0)
    data_set.append(d)

data_set, WIN = window(data_set, 'hann')
data_set = fft_data(data_set)
data_set, dim = lpf_dimension_reduction(data_set, frequency=10)
data_set = flatten_complex_data(data_set)

train_set = []
for i in range(0, len(data_set) - 2, 3):
    d = [data_set[i], data_set[i + 1], data_set[i + 2]]
    train_set.append(d)

x = torch.tensor(train_set)
print(x[0:10, 2, :].shape)
print(x.shape[1])

print('Training set is ready!')

from dynamic_reporter import stop_dynamic_report
from dynamic_reporter import report
from data_reader import write_one_file
from multiprocessing import set_start_method
import random
import os
from data_processor import window
from data_processor import iwindow

# Prepare the training set for this model
print('Preparing the training set...')
if config.TRIM_LENGTH is None:
    set_trim_length(300)
origin = trim_data(standardize_all_data())
windowed, win = window(origin, 'hamming')
data = fft_data(windowed)
train_set = flatten_complex_data(data)
print('Training set is ready!')


class Complex_Fully_Connected_Linear_Discriminator(nn.Module):
    def __init__(self, dimension):
        super(Complex_Fully_Connected_Linear_Discriminator, self).__init__()
        self.n_in = dimension * (
            config.TRIM_LENGTH // 2 +
            1) * 2  # real part and imaginary part are saperated

        # hidden linear layers
        self.linear1 = nn.Linear(self.n_in, self.n_in)
        self.linear2 = nn.Linear(self.n_in, self.n_in)
        self.linear3 = nn.Linear(self.n_in, self.n_in)
from data_processor import trim_data
from dynamic_reporter import init_dynamic_report
from dynamic_reporter import stop_dynamic_report
from dynamic_reporter import report
from data_reader import write_one_file
from multiprocessing import set_start_method
import random
import os

# Prepare the training set for this model
print('Preparing the training set...')
if config.TRIM_LENGTH is None:
    set_trim_length(300)
origin = trim_data(standardize_all_data())
data_p = pca_data(origin, 4)
data_pf = fft_data(data_p)
train_set = flatten_complex_data(data_pf)
print(train_set.shape)
print('Training set is ready!')


class Complex_Fully_Connected_Linear_Discriminator(nn.Module):
    def __init__(self, dimension):
        super(Complex_Fully_Connected_Linear_Discriminator, self).__init__()
        self.n_in = dimension * (
            config.TRIM_LENGTH // 2 +
            1) * 2  # real part and imaginary part are saperated

        # hidden linear layers
        self.linear1 = nn.Linear(self.n_in, self.n_in)
        self.linear2 = nn.Linear(self.n_in, self.n_in)
Exemple #10
0
lpf_compare(samples)
# %%
WGAN = load_model(Complex_Fully_Connected_WGAN, Choosed_WGAN, (6, ))
# %%
samples = sample_net(WGAN, 6)
# %%
draw_frequency_analysis(samples)
# %%
draw_frequency_analysis_lpf(samples)

# %%
lpf_compare(samples)
# %%

origin = get_random_example(6, 300)
originf = fft_data(origin)
yf, _ = lpf_dimension_reduction(originf, 5)
yf = pad_data_zeros(yf, 151)
y = ifft_data(yf)
# %%
draw_frequency_analysis(origin)
# %%
draw_frequency_analysis(y)
# %%
compare(origin, y)
# %%
originw, win = window(origin, 'hamming')
originfw = fft_data(originw)
yfw, _ = lpf_dimension_reduction(originfw, 5)
yfw = pad_data_zeros(yfw, 151)
yw = ifft_data(yfw)
# %%
from data_processor import fft_data
from data_processor import ifft_data
import numpy as np
import config
from data_reader import get_trajectory
from data_processor import trim_data
from scipy.fft import fft, fftfreq, ifft

# %%
data = get_trajectory('Adam')
data = trim_data(data, 300)
# %%
data[0]
# %%
data_f = fft_data(data)
# %%
data_f[0].shape

# %%
idata = ifft_data(data_f)
# %%
idata[0]
# %%
data[0] - idata[0]
# %%
x = data[0].iloc[:, 0]
# %%
x
# %%
fx = fft(np.array(x))