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Rating Stats for

David

Rating
1515.62 (43,010th)

Reputation
6,973 (23,041st)

Page: 1 2

Title	Δ
Feature Importance with XGBClassifier	+3.86
scikit-learn: don't separate hyphenated words while tokenization	0.00
SVM - passing a string to the CountVectorizer in Python vectorizes...	0.00
scikit-learn custom transformer / pipeline that changes X and Y	0.00
XGBoost XGBClassifier Defaults in Python	0.00
Is there easy way to grid search without cross validation in python?	+3.94
xgboost predict method returns the same predicted value for all rows	-0.09
ValueError: Invalid parameter model for estimator CountVectorizer w...	0.00
feature Union of hetereogenous features	0.00
SelectKbest, Treeclassifer, small error somewhere :(	0.00
scikit learn random forest gives relative bad prediction	0.00
GridSearchCV: performance metrics on a selected class [unbalanced d...	0.00
Put customized functions in Sklearn pipeline	0.00
parallel generation of random forests using scikit-learn	-3.58
How can I pass a preprocessor to TfidfVectorizer? - sklearn - python	0.00
return indicies of rows in a CountVectorizer that have non-zero ent...	0.00
returning models used in adaboost python	0.00
Make new column which adds 30 days to date on every row R	-4.07
What values to look at in cross validated linear regression in DAAG...	0.00
SVM with cross validation in R using caret	0.00
Count/frequency of observations by month	+4.16
How to combine multiple datasets into one in R?	-1.56
faster way to compare rows in a data frame	+2.61
Efficiently reorder a non-symmetrical, square matrix	0.00
How to speed up rbind?	+3.93
Is there any way to easily calculate misclassification rates from a...	0.00
caret::train: specify training data parameters	0.00
How do I select distinct from a dataframe in R?	+3.94
R repetitive math equation over vector	+2.65
add elements inside a list in R	0.00
Arithmetic then row means for select columns of dataframe	0.00
R's read.table equivalent in Python	-4.04
sapply() in R: why returns input?	+5.02
R / Metrics / AUC : How can these numbers give an AUC of 1?	+3.81
Recoding hierarchial data using for loop in R	-4.19
Loop for taking sum of rows based on proximity to other non-NA rows	0.00
R base vs plyr regression output	+0.91
Passing variable names to model in shiny app	0.00
R caret nnet package in Multicore	0.00
Interactive / Reactive change of min / max values of sliderInput	0.00
Handling quotation marks in sqldf	0.00
Find 5 rows with the largest column values	0.00
R: How to calculate a "Growth" column, with multiple vari...	0.00
Text processing / regular expressions? in R	0.00
k-fold cross validation - how to get the prediction automatically?	+4.01
Using the predict() function with glm	-3.82
R Data Frame. Show All Columns that Match a Specific Word	+3.85
Table of vector's means by two factors	+0.92
getting largest values per row in R	-0.62
Matching multiple vectors in R	0.00