text_plain_output_1.png
import numpy as np
import pandas as pd
import matplotlib.pyplot as plt
import seaborn as sns
from scipy.sparse import csr_matrix, hstack
import time
import re
import math
from sklearn.preprocessing import LabelEncoder, MinMaxScaler, StandardScaler, LabelBinarizer
from sklearn.cross_validation import train_test_split
from sklearn.model_selection import GridSearchCV
from sklearn.feature_extraction.text import TfidfVectorizer, CountVectorizer
from sklearn.metrics import mean_squared_log_error
from sklearn.linear_model import Ridge
from sklearn.ensemble import GradientBoostingRegressor
import xgboost as xgb
seed = 90