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@fwhigh
fwhigh / geiger.py
Last active September 23, 2023 04:29
Raspberry Pi 4 ssh config
# based on https://www.instructables.com/Portable-Raspberry-Pi-Geiger-Counter-With-Display/
# geiger.py gets data from Mighty Ohm Geiger Counter and writes to a file geiger.dat on Raspberry Pi
import time
import datetime
import string
import signal
import re
import serial
import os
### Make some metric validation data
# Random predictions (AUC = 0.5)
awk -v n_lines=499999 'BEGIN {for (i=0; i<n_lines; i++) {print int(rand()>0.5),rand()}}' > label_pred
# Always correct predictions (AUC = 1)
awk -v n_lines=499999 'BEGIN {for (i=0; i<n_lines; i++) {label=rand(); print int(label>0.5),label}}' > label_pred
# Correct half the time, random and incorrect otherwise (AUC = 0.75)
awk -v n_lines=499999 'BEGIN {for (i=0; i<n_lines; i++) {label=rand(); r=rand(); r>0.5 ? pred=label : pred=r; print int(label>0.5),pred}}' > label_pred
# model output from file called "predictions" with labels "labels"
paste -d' ' labels predictions > label_pred
@fwhigh
fwhigh / filter_runs.py
Last active May 20, 2021 14:53
Blog post: Versioning Machine Learning Models with Metaflow Tags
from metaflow import Flow
def get_generate_data_run():
return Flow('GenerateData').latest_successful_run
def get_train_run(tags: list):
print(f'Retrieving run data with tags {tags}')
run_list = [
@fwhigh
fwhigh / aicamp_recipe.sh
Last active October 14, 2021 17:46
Blog post: lightgbm-vs-keras-metaflow
# Make a directory you can blow away in full later
mkdir -p aicamp_demo && cd aicamp_demo
# Clone and pin the fwhigh/metaflow-helper git repo
git clone https://github.com/fwhigh/metaflow-helper.git
cd metaflow-helper
git checkout v0.0.1
# Set up and active a virtual environment
# Install the metaflow-helper package in editable model and dependencies
@fwhigh
fwhigh / get_training_data.sh
Last active January 8, 2019 19:20
School of Data LA 2019: Predictive Models in Production
#!/usr/bin/env bash
mkdir -p data
cd data
wget https://archive.ics.uci.edu/ml/machine-learning-databases/00380/YouTube-Spam-Collection-v1.zip
unzip YouTube-Spam-Collection-v1.zip
@fwhigh
fwhigh / .gitignore
Last active July 10, 2017 15:19
Debiasing regularized regression
data
*~
@fwhigh
fwhigh / bootstrap.R
Last active June 16, 2017 21:01
The Streaming Distributed Bootstrap
library(data.table)
library(ggplot2)
thm <- theme_bw()
thm <- thm + theme(axis.line = element_line(colour = "black"),
panel.grid.major = element_blank(),
panel.grid.minor = element_blank(),
panel.border = element_blank(),
panel.background = element_blank())
# http://ryankuhn.net/blog/How-To-Use-Plotly-With-Jekyll
devtools::install_github("brendan-R/brocks")
@fwhigh
fwhigh / auc_benchmark.sh
Last active June 5, 2017 05:47
Fast and Lean Ad Hoc Binary Classifier Evaluation
#!/usr/bin/env bash
for a in {1..3}; do perf -ROC < kddb.t_eval.subsample.txt &gt; /dev/null; done
time for a in {1..10}; do perf -ROC < kddb.t_eval.subsample.txt; done
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