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Rohit Sivaprasad rsivapr

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rsivapr / map.py
Created June 23, 2012 03:47 — forked from ajschumacher/map.py
Calculates the Mean Average Precision, as in: http://www.kaggle.com/c/FacebookRecruiting/details/Evaluation
#!/usr/bin/env python
import sys
import csv
def MeanAveragePrecision(valid_filename, attempt_filename, at=10):
at = int(at)
valid = dict()
for line in csv.DictReader(open(valid_filename,'r')):
valid.setdefault(line['source_node'],set()).update(line['destination_nodes'].split(" "))
@rsivapr
rsivapr / make_completer.py
Created June 25, 2012 15:20 — forked from ajschumacher/make_completer.py
This code generates a file that gets a score of 0.61758 at http://www.kaggle.com/c/FacebookRecruiting/
import csv
r = csv.reader(open('train.csv','r'))
r.next()
edges = set()
#commutative_graph = dict()
for edge in r:
edges.add((edge[0], edge[1]))
# commutative_graph.setdefault(edge[0], set()).add(edge[1])
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rsivapr / game.js
Last active December 20, 2015 09:39
Influence
gameGrid = function(gridSize) {
var i;
window.a = [];
this.size = gridSize;
this.map = [];
for (i = 0; i < this.size; i++) {
this.map[i] = [];
}
};
@rsivapr
rsivapr / problem1.py
Created August 5, 2013 23:10
Challenge
import pandas as pd
import statsmodels.api as sm
import pylab as pl
import numpy as np
import sklearn.metrics
print "Reading DATA.CSV ... \n"
df = pd.read_csv('data.csv')
df.columns = ["numb", "age","frailty","sex","val"]
for i in range(df.shape[0]):
@rsivapr
rsivapr / problem2.py
Created August 6, 2013 06:06
run $python problem2.py > avgclaims.csv
import numpy as np
from datetime import date
claimsdata = np.genfromtxt('claims.csv', dtype = (int, object, object, int, object), delimiter=',', names = True)
poldata = np.genfromtxt('policies.csv', dtype = (int, object, object, object, object), delimiter=',', names = True)
f = open('categories')
f.readline()
dict1 = {}
for i in f.readlines():
colorVal = i.split(',')
colorVal[1]=colorVal[1][:-1]
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rsivapr / roll_ipython_in_aws.md
Created August 11, 2013 21:57 — forked from iamatypeofwalrus/roll_ipython_in_aws.md

What

Roll your own iPython Notebook server with Amazon Web Services (EC2) using their Free Tier.

What are we using? What do you need?

  • An active AWS account. First time sign-ups are eligible for the free tier for a year
  • One Micro Tier EC2 Instance
  • With AWS we will use the stock Ubuntu Server AMI and customize it.
  • Anaconda for Python.
  • Coffee/Beer/Time
@rsivapr
rsivapr / test_data_90025_stats_1.csv
Created August 12, 2013 23:52
We can't make this file beautiful and searchable because it's too large.
300,100006
300,100011
300,100012
300,100033
300,100044
300,100053
300,100059
300,100072
300,100104
300,100111
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rsivapr / renewBot.py
Created August 17, 2013 00:27
To run the code, $ pip install selenium then, $ python renewBot.py
from selenium import webdriver
import getpass
driver = webdriver.Firefox()
driver.get('https://myaccount.lib.ncsu.edu/')
user = driver.find_element_by_name('user_idp')
for option in user.find_elements_by_tag_name('option'):
if option.text == 'NC State Unity Users':
@rsivapr
rsivapr / random_sample
Created September 11, 2013 09:23
awk 'BEGIN { srand(systime()); } {if (rand() < 0.25) { print $0; } }' Train.csv > sampled_train.csv
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rsivapr / my_output.txt
Last active December 23, 2015 23:29 — forked from glouppe/nearest_developers.py
(u'A. Flaxman', u'Matthias Ekman', u'Miroslav Batchkarov', u'Michael Eickenberg')
(u'Abhijeet Kolhe', u'Alexander Fabisch', u'James Mcdermott', u'F\xe9lix-Antoine Fortin')
(u'Adrien Gaidon', u'Justin Pati', u'Rafael Cunha De Almeida', u'Raul Garreta')
(u'Alemagnani', u'Roman', u'Matti Lyra', u'Lqdc')
(u'Alex Companioni', u'Jakemick', u'Bogdan Trach', u'Miroslav Batchkarov')
(u'Alexander Fabisch', u'Alexander Fabisch', u'Miroslav Batchkarov', u'Bogdan Trach')
(u'Alexandre Abraham', u'Jan Hendrik Metzen', u'F\xe9lix-Antoine Fortin', u'James Mcdermott')
(u'Alexandre Gramfort', u'Gaelvaroquaux', u'Immanuel Bayer', u'Andy')
(u'Alexandre Passos', u'Nzer0', u'Miroslav Batchkarov', u'Bogdan Trach')
(u'Alexis Mignon', u'Jamestwebber', u'Jansoe', u'Eugene Nizhibitsky')