alexland/linear-discriminant-analysis-in-numpy

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Created over 8 years ago
Updated over 8 years ago

alexland/linear-discriminant-analysis-in-numpy

alexland

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LDA in numpy (python) with demo code

fp-growth-for-frequent-itemsets

compact encoding & very fast retrieval of frequent item sets with FP-Growth

Jupyter Notebook

d3-data-adapter

convert graph data from common formats (e.g., adjacency matrix) to the idiosyncratic JSON format used by d3.js

similarity-metrics

functions to determine pair-wise "similarity" of two vectors by calculating distance in various metric spaces

dynamic-price-modeling

R implementations of dynamic pricing models based on the EOQ (Economic Order Quantity) model

kPCA

several spectral-based matrix decomposition techniques, coded in Python/NumPy, for segmentation/clustering, dimension reduction

decisionTree-npgv

recursive descent parser based on C4.5, implemented using python + numpy (computation engine) and graphviz (tree layout + rendering)

web-metrics-distributed

real-time web metrics collection, storage, and view using node.js, redis, and storm

recommender-service

a recommendation engine as a service endpoint

scala-spark-pipelines

app for distributed ETL & computation pipelines on the scala spark API

data-scope

web app for retrieving, manipulating, and viewing data based on flask and redis

nnma-sparse-approx

non-negative matrix approximation to de-sparsify degenerate data matrices

bayesian-bandit-simulator

the computational machinery plus a visualization layer to configure and run simulations of bayesian multi-armed bandit systems

natural-language-data-pre-processing

transforming raw natural language data (text) to structured data suitable for input to a machine learning classifier

etl-ml

modules for IO & preparation of data for input to Machine Learning algorithms

akka-stream-graph

minimal app built using aka-streams 1.0 to demonstrate/learn the essential features of the library

numpy-tutorial-for-data-scientists

using NumPy from the command line to perform many tasks common in data science

r-trellis-plot-templates

template code & themes for most types of plots found in lattice library