Stack Exchange

Daniel Mesejo

Rio de Janeiro - State of Rio de Janeiro, Brazil

http://mesejo.github.io

I am data scientist, with over 2 years of software development. My fields of expertise are image processing, text processing, computer vision and to a lesser extent natural language processing and machine learning.

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Top Questions
Top Answers
156
Is there a more elegant way to express ((x == a and y == b) or (x == b and y == a))?
stackoverflow.com

58
Count letter frequency in word list, excluding duplicates in the same word
stackoverflow.com

38
Drop rows on multiple conditions in pandas dataframe
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33
Why does redefining a variable used in a generator give strange results?
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26
Create a dictionary by zipping together two lists of uneven length
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25
Automatically extend a Python list to N elements if it's too short?
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24
Filtering list of tuples based on condition
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23
How to calculate mAP for detection task for the PASCAL VOC Challenge?
datascience.stackexchange.com

21
How to convert a list of Numpy arrays to a Pandas DataFrame
stackoverflow.com

16
Comparing two different python counter objects
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15
Enforce items at beginning and end of list
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15
Capture all numbers up to three digits
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15
max/min function on list with strings and integers
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13
Pandas, merging two dataframes on multiple columns, and multiplying result
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11
Pandas Data Frame Filtering Multiple Conditions
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11
Type annotation for dict arguments
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10
Using non-linear scale with Seaborn heatmap
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10
create a dictionary from string that each character is key and value
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10
How to unnest (explode) a column in a pandas DataFrame, into multiple rows
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10
Identifying root parents and all their children in trees
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10
What is the faster way to count occurrences of equal sublists in a nested list?
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9
Merge two dicts by same key
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9
matrix 90 degree clockwise rotation using list in python
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9
Best practical algorithm for sentence similarity
datascience.stackexchange.com

9
Sort list of strings in natural fashion
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9
All keys with their depth of nested dictionary on Python
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9
add string to every element of a python list
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9
trying to create a list of dictionaries from text file
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9
Extend multiple elements in one line iteration
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9
List comprehension to extract multiple fields from list of tuples
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