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Christina Levengood lvngd

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@lvngd
lvngd / d3_arc_diagram.html
Created September 3, 2020 17:57
<!DOCTYPE html>
<meta charset="utf-8">
<html>
<head>
<script src="http://d3js.org/d3.v4.js"></script>
<link href="https://fonts.googleapis.com/css?family=Assistant&display=swap" rel="stylesheet">
</head>
<body>
<div id="chart"></div>
@lvngd
lvngd / nyc_fireworks_map.html
Last active June 20, 2020 17:55
Blog post: https://lvngd.com/blog/using-ogr2ogr-convert-shapefiles-geojson/
<!DOCTYPE html>
<meta charset="utf-8">
<head>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script src="//d3js.org/d3-scale-chromatic.v0.3.min.js"></script>
</head>
<body>
<div id="map-container"></div>
<script>
@lvngd
lvngd / d3_multi_foci_cluster_chart.html
Last active August 18, 2023 03:49
Blog post: https://lvngd.com/blog/d3-multi-foci-force-layout-bubble-chart/
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<style>
body {font-family: helvetica;}
</style>
<script src="https://d3js.org/d3.v4.min.js"></script>
</head>
<body>
<div id="chart"></div>
@lvngd
lvngd / convex_hull.py
Last active May 23, 2023 04:26
Blog post: https://lvngd.com/blog/convex-hull-graham-scan-algorithm-python/
import random
"""
Computes the Convex Hull with the Graham Scan algorithm
Use:
h = ConvexHull()
print(h.hull)
"""
@lvngd
lvngd / voronoi_subway_map.html
Last active June 13, 2020 15:28
Blog post: https://lvngd.com/blog/finding-nearest-nyc-subway-station-voronoi-map/
<!DOCTYPE html>
<meta charset="utf-8">
<style>
div#map-container {
width: 800px;
height: 600px;
}
</style>
<body>
<div id="map-container">
@lvngd
lvngd / text_normalizer.py
Last active August 9, 2023 01:44
Blog post: https://lvngd.com/blog/text-normalization-natural-language-processing-python/
import re
import string
import unidecode
from nltk.tokenize import sent_tokenize
from nltk.tokenize import word_tokenize
from nltk.stem import WordNetLemmatizer
from nltk.corpus import stopwords
import gensim.downloader as api
from pycontractions import Contractions
from word2number import w2n
@lvngd
lvngd / cocktail_generator.py
Last active June 13, 2020 15:29
Blog post: https://lvngd.com/blog/building-cocktail-recommender-python/
class CocktailSuggester:
def __init__(self, ingredients, ratio=0):
self.ratio = ratio
self.ingredients = self.format_ingredients(ingredients)
#lookup tables and graph
self.cocktails_to_ingredients, self.ingredients_to_cocktails, self.compatible_ingredients = self.get_cocktail_lookups()
self.cocktail_matches = set()
self.partial_cocktails = {}
self.make_cocktail()
@lvngd
lvngd / sudoku_solver.py
Last active February 27, 2024 15:56
Blog post: https://lvngd.com/blog/generating-and-solving-sudoku-puzzles-python/
from random import shuffle
import copy
"""
SudokuGenerator
input: grid can be a 2-D matrix of a Sudoku puzzle to solve, or None to generate a new puzzle.
"""
@lvngd
lvngd / noise_complaints.py
Last active June 13, 2020 15:31
Blog post: https://lvngd.com/blog/feature-engineering-python-and-pandas/
import requests
import pandas as pd
"""
Script to fetch 50,000 311 noise complaints from NYC Open Data.
Substitute your own API key.
"""
NYC_OPEN_DATA_API_KEY='xxxxxxxxxx'
@lvngd
lvngd / dob_violation_codes.py
Last active June 13, 2020 15:32
Blog post: https://lvngd.com/blog/data-cleaning-with-python-pandas/
dob_violation_codes = {'B':'Boiler',
'V': 'DOB Violation',
'VP': 'Violation Unserved ECB-Active',
'VP*': 'Violation Unserved ECB-Dismissed',
'BDM': 'Boiler',
'V*': 'DOB Violation Dismissed',
'BMD': 'Boiler',
'V%': 'Precept issued for Unsafe Buildings Violation',
'C': 'Construction' ,
'VAC': 'Vacate',