vatsan

slam

An implementation of particle filtering algorithm for simultaneous localization and mapping (SLAM) in autonomous robots.

gp-ark-tweet-nlp

A PL/Java Wrapper on Ark-Tweet-NLP (http://www.ark.cs.cmu.edu/TweetNLP/) - Twitter Parts-of-speech tagger in Postgres/Greenplum

text_analytics_on_mpp

Collection of tutorials on text analytics/NLP, including vector space models, neural language models and topic models on the Pivotal MPP platform (Greenplum/HAWQ).

pandas_via_psql

Invoke Pandas plotting by piping in SQL output via PSQL (Can be used with Postgres or Greenplum or any SQL engine).

postgresopen-2017

Scalable in-database machine learning with PL/Python: Postgres Open SV 2017 talk

gp_xgboost_gridsearch

In-database parallel grid-search for XGBoost on Greenplum

dspcfboilerplate

Boilerplate code for flask apps on PCF that interact with a backend environment (ex: Pivotal BDS or ElephantSQL).

gp-sql-snippets

Temporary home for data processing/machine learning SQL snippets on Greenplum/HAWQ

gp_jupyter_notebook_templates

Collection of Jupyter notebook templates to work with Greenplum/HAWQ/PostgreSQL

tasa

Topic and sentiment analysis of tweets (demo)

xgboost

Large-scale and Distributed Gradient Boosting (GBDT, GBRT or GBM) Library, on single node, hadoop yarn and more.

conda-buildpack

Buildpack for Conda.

fnc-1

gpcorenlp

gpdb

Pivotal Greenplum Database

hrc_emails

incubator-madlib

Mirror of Apache MADlib (Incubating)

ipythonnbsamples

Ipython Notebook samples

keras_practice

madlib

Open-source library for scalable in-database analytics.

Meta

Python Meta Programming

pandas

Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more

PDLTools

PDL Tools is a library of reusable tools used and developed by the Pivotal Data Science and Data Engineering teams.

PivotalR

ppt

scdf

shap

A unified approach to explain the output of any machine learning model.

spaCy

Industrial-strength Natural Language Processing with Python and Cython

tf_samples

vatsan.github.io

Personal website based on Jekyll Chirpy