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CT Zhu

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1514.81 (45,914th) 		Reputation
33,716 (3,482nd)
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Title Δ
Using .mean() in numpy -0.23
Pandas copying using iloc not working as expected 0.00
Access single cell of pandas dataframe? 0.00
calculate percentile of 2D array 0.00
pandas convert_to_r_dataframe does not work with numpy.bool_ 0.00
Merge after groupby 0.00
Scipy's curve_fit / leastsq become slower when given the Jacobi... +0.01
Python Pandas merge samed name columns in a dataframe +1.55
KeyError after resampling 0.00
Is there a method to do arithmetic with SciPy's random variables? +0.50
Python sci-kit learn (metrics): difference between r2_score and exp... 0.00
Download stocks data from google finance 0.00
Python indexing issue (converting MATLAB code) -1.10
pandas dataframe with 2-rows header and export to csv +0.80
R Two matrices, extract rows from m based on common column of r -0.06
Pandas DataFrame selection using text from another DataFrame -0.49
simple string manipulation in python -1.25
Skip gcf().autofmt_xdate() at pandas plot creation 0.00
Convert 2D numpy.ndarray to pandas.DataFrame +3.02
What is the meaning of numpy reduceat() in python? 0.00
Legend format lost after using: ax.legend(handles, labels ) 0.00
Select rows around a value in Pandas 0.00
Python: Numpy, the data genfromtxt cannot do tranpose 0.00
Adding row in Pandas DataFrame keeping index order 0.00
pandas dataframe (Selection) -1.01
How to drop rows based on year on a based dataframe in a function u... 0.00
Using an image for tick labels in matplotlib 0.00
Repeating elements of a list n times +1.77
Adding a new pandas column with mapped value from a dictionary 0.00
Get a clean summary of nlme.lme() or lme4.lmer() in RPy 0.00
Use of Python 'any' keyword in searching for multiple substrings -0.48
Error when trying to convert a column with string in Python Pandas... +2.66
pandas- adding a series to a dataframe causes NaN values to appear +0.49
Pandas - Computing the mean vector of a window when the start is co... +0.59
Linear Fit python errors +0.57
matplotlib remove axis label offset by default 0.00
Stacking 3 bars on top of each other via Python's Matplotlib +0.01
Why does sum(DF) behave differently from DF.sum()? -1.67
for loop to list comprehension or map in python +2.23
How to get output of pandas .plot(kind='kde')? +0.52
Converting an RPy2 ListVector to a Python dictionary +0.02
how to print equation of line using scipy stats +0.40
Change string to integer in python / pandas 0.00
rpy2 installation error on Windows 8 (Anaconda) 0.00
pandas read rotated csv files 0.00
matplotlib scatter plot np.choose Value error 0.00
Replace lowercase ASCII characters with X in Python +1.52
Python Pandas: Get row by median value 0.00
numpy.genfromtxt imports tuples instead of arrays 0.00
Python Pandas calucate Z score of groupby means 0.00