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@boylea
boylea / livespec.py
Last active August 22, 2024 02:22
pyqtgraph live running spectrogram from microphone
"""
Tested on Linux with python 3.7
Must have portaudio installed (e.g. dnf install portaudio-devel)
pip install pyqtgraph pyaudio PyQt5
"""
import numpy as np
import pyqtgraph as pg
import pyaudio
from PyQt5 import QtCore, QtGui
@turbinenreiter
turbinenreiter / serialplot
Created December 10, 2013 20:43
Code to read data from the serial port and plot it.
#!/usr/bin/python
# -*- coding: utf-8 -*-
from pyqtgraph.Qt import QtGui, QtCore
import numpy as np
import pyqtgraph as pg
from pyqtgraph.ptime import time
import serial
app = QtGui.QApplication([])
@fabianp
fabianp / ranking.py
Last active February 1, 2024 10:02
Pairwise ranking using scikit-learn LinearSVC
"""
Implementation of pairwise ranking using scikit-learn LinearSVC
Reference:
"Large Margin Rank Boundaries for Ordinal Regression", R. Herbrich,
T. Graepel, K. Obermayer 1999
"Learning to rank from medical imaging data." Pedregosa, Fabian, et al.,
Machine Learning in Medical Imaging 2012.