Data Science | Ecosyste.ms: Awesome

https://github.com/nubank/fklearn

fklearn: Functional Machine Learning

data-analysis data-science machine-learning ml python

Last synced: 14 Oct 2024

https://github.com/axelderomblay/mlbox

MLBox is a powerful Automated Machine Learning python library.

auto-ml automated-machine-learning automl classification data-science deep-learning distributed drift encoding kaggle keras lightgbm machine-learning optimization pipeline prediction preprocessing regression stacking xgboost

Last synced: 10 Oct 2024

https://github.com/h2oai/h2o-tutorials

Tutorials and training material for the H2O Machine Learning Platform

data-science deep-learning h2o machine-learning python r tutorial

Last synced: 10 Oct 2024

https://github.com/iamtodor/data-science-interview-questions-and-answers

Data science interview questions with answers. Not ideally (yet)

data-science interview-preparation interview-questions machine-learning

Last synced: 14 Oct 2024

https://github.com/hi-primus/optimus

:truck: Agile Data Preparation Workflows made easy with Pandas, Dask, cuDF, Dask-cuDF, Vaex and PySpark

big-data-cleaning bigdata cudf dask dask-cudf data-analysis data-cleaner data-cleaning data-cleansing data-exploration data-extraction data-preparation data-profiling data-science data-transformation data-wrangling machine-learning pyspark spark

Last synced: 12 Oct 2024

https://github.com/CamDavidsonPilon/lifetimes

Lifetime value in Python

data-science python statistics

Last synced: 13 Nov 2024

https://github.com/sepandhaghighi/pycm

Multi-class confusion matrix library in Python

accuracy ai artificial-intelligence classification confusion-matrix data data-analysis data-mining data-science deep-learning deeplearning evaluation machine-learning mathematics matrix ml multiclass-classification neural-network statistical-analysis statistics

Last synced: 15 Oct 2024

https://github.com/MLReef/mlreef

The collaboration workspace for Machine Learning

artificial-intelligence data-science deep-learning deeplearning machine-learning machine-learning-algorithms mlops mlops-environment models mxnet pytorch reproducibility tensorflow

Last synced: 27 Oct 2024

https://github.com/mlreef/mlreef

The collaboration workspace for Machine Learning

artificial-intelligence data-science deep-learning deeplearning machine-learning machine-learning-algorithms mlops mlops-environment models mxnet pytorch reproducibility tensorflow

Last synced: 29 Oct 2024

https://github.com/denizyuret/Knet.jl

Koç University deep learning framework.

data-science deep-learning julia knet machine-learning neural-networks

Last synced: 13 Nov 2024

https://github.com/DLTK/DLTK

Deep Learning Toolkit for Medical Image Analysis

cnn data-science deep-learning deep-neural-networks dltk dltk-model-zoo machine-learning medical medical-image-processing medical-imaging ml neural-network neural-networks neuroimaging python tensorflow

Last synced: 10 Nov 2024

https://github.com/google/uncertainty-baselines

High-quality implementations of standard and SOTA methods on a variety of tasks.

bayesian-methods data-science deep-learning machine-learning neural-networks probabilistic-programming statistics tensorflow

Last synced: 15 Oct 2024

https://github.com/capitalone/DataProfiler

What's in your data? Extract schema, statistics and entities from datasets

avro csv data-analysis data-labels data-science dataprofiling dataset gdpr graph-data machine-learning network-data nlp npi pandas pii privacy python security sensitive-data tabular-data

Last synced: 03 Nov 2024

https://github.com/denizyuret/knet.jl

Koç University deep learning framework.

data-science deep-learning julia knet machine-learning neural-networks

Last synced: 15 Oct 2024

https://github.com/khuyentran1401/Efficient_Python_tricks_and_tools_for_data_scientists

Efficient Python Tricks and Tools for Data Scientists

data-science python python3

Last synced: 11 Nov 2024

https://github.com/dltk/dltk

Deep Learning Toolkit for Medical Image Analysis

cnn data-science deep-learning deep-neural-networks dltk dltk-model-zoo machine-learning medical medical-image-processing medical-imaging ml neural-network neural-networks neuroimaging python tensorflow

Last synced: 14 Oct 2024

https://github.com/capitalone/dataprofiler

What's in your data? Extract schema, statistics and entities from datasets

avro csv data-analysis data-labels data-science dataprofiling dataset gdpr graph-data machine-learning network-data nlp npi pandas pii privacy python security sensitive-data tabular-data

Last synced: 09 Oct 2024

https://github.com/demidovakatya/vvedenie-mashinnoe-obuchenie

:memo: Подборка ресурсов по машинному обучению

collections data-mining data-science deep-learning machine-learning mooc neural-networks nlp russian university

Last synced: 14 Oct 2024

https://github.com/eBay/tsv-utils

eBay's TSV Utilities: Command line tools for large, tabular data files. Filtering, statistics, sampling, joins and more.

cli command-line csv d data-mining data-science delimited-files dlang reservoir-sampling sampling shuffle statistics tabular-data tsv uniq

Last synced: 08 Nov 2024

https://github.com/ebay/tsv-utils

eBay's TSV Utilities: Command line tools for large, tabular data files. Filtering, statistics, sampling, joins and more.

cli command-line csv d data-mining data-science delimited-files dlang reservoir-sampling sampling shuffle statistics tabular-data tsv uniq

Last synced: 15 Oct 2024

https://github.com/safe-graph/graph-fraud-detection-papers

A curated list of graph-based fraud, anomaly, and outlier detection papers & resources

academic-publications anomaly-detection awsome-list data-mining data-science dataset deep-learning fraud-detection graph-algorithms graph-convolutional-networks graph-neural-networks machine-learning outlier-detection papers security spam-detection survey

Last synced: 15 Oct 2024

https://github.com/code-kern-ai/refinery

The data scientist's open-source choice to scale, assess and maintain natural language data. Treat training data like a software artifact.

active-learning annotations artificial-intelligence data-centric-ai data-labeling data-science deep-learning human-in-the-loop labeling labeling-tool machine-learning natural-language-processing neural-search nlp python spacy supervised-learning text-annotation text-classification transformers

Last synced: 14 Oct 2024

https://github.com/khuyentran1401/efficient_python_tricks_and_tools_for_data_scientists

Efficient Python Tricks and Tools for Data Scientists

data-science python python3

Last synced: 15 Oct 2024

https://github.com/csinva/imodels

Interpretable ML package 🔍 for concise, transparent, and accurate predictive modeling (sklearn-compatible).

ai artificial-intelligence bayesian-rule-list data-science explainable-ai explainable-ml imodels interpretability machine-learning ml optimal-classification-tree python rule-learning rulefit rules scikit-learn statistics supervised-learning

Last synced: 13 Oct 2024

https://github.com/ModelOriented/DALEX

moDel Agnostic Language for Exploration and eXplanation

black-box dalex data-science explainable-ai explainable-artificial-intelligence explainable-ml explanations explanatory-model-analysis fairness iml interpretability interpretable-machine-learning machine-learning model-visualization predictive-modeling responsible-ai responsible-ml xai

Last synced: 25 Oct 2024

https://github.com/modeloriented/dalex

moDel Agnostic Language for Exploration and eXplanation

black-box dalex data-science explainable-ai explainable-artificial-intelligence explainable-ml explanations explanatory-model-analysis fairness iml interpretability interpretable-machine-learning machine-learning model-visualization predictive-modeling responsible-ai responsible-ml xai

Last synced: 15 Oct 2024

https://modeloriented.github.io/DALEX/

moDel Agnostic Language for Exploration and eXplanation

black-box dalex data-science explainable-ai explainable-artificial-intelligence explainable-ml explanations explanatory-model-analysis fairness iml interpretability interpretable-machine-learning machine-learning model-visualization predictive-modeling responsible-ai responsible-ml xai

Last synced: 04 Aug 2024

https://github.com/sfirke/janitor

simple tools for data cleaning in R

data-analysis data-cleaning data-science dirty-data excel pivot-tables r spss tabulations tidyverse

Last synced: 15 Oct 2024

https://github.com/ropensci/drake

An R-focused pipeline toolkit for reproducibility and high-performance computing

data-science drake high-performance-computing makefile peer-reviewed pipeline r r-package reproducibility reproducible-research ropensci rstats workflow

Last synced: 10 Oct 2024

https://github.com/ebhy/budgetml

Deploy a ML inference service on a budget in less than 10 lines of code.

api data-science deployment fastapi inference machine-learning mlops

Last synced: 11 Oct 2024

https://github.com/PatMartin/Dex

Dex : The Data Explorer -- A data visualization tool written in Java/Groovy/JavaFX capable of powerful ETL and publishing web visualizations.

d3 d3js data-analysis data-mining data-science data-visualization datavis datavisualization dataviz groovy java javafx visualization

Last synced: 13 Nov 2024

https://github.com/patmartin/dex

Dex : The Data Explorer -- A data visualization tool written in Java/Groovy/JavaFX capable of powerful ETL and publishing web visualizations.

d3 d3js data-analysis data-mining data-science data-visualization datavis datavisualization dataviz groovy java javafx visualization

Last synced: 12 Nov 2024

https://github.com/ahmetozlu/tensorflow_object_counting_api

🚀 The TensorFlow Object Counting API is an open source framework built on top of TensorFlow and Keras that makes it easy to develop object counting systems!

computer-vision data-science deep-learning deep-neural-networks image-processing machine-learning object-counting object-counting-api object-detection object-detection-api object-detection-label object-detection-pipelines opencv pedestrian-counting shelf-management shelf-navigation tensorflow tensorflow-api tensorflow-object-detection-api vehicle-counting

Last synced: 15 Oct 2024

https://github.com/mlrun/mlrun

MLRun is an open source MLOps platform for quickly building and managing continuous ML applications across their lifecycle. MLRun integrates into your development and CI/CD environment and automates the delivery of production data, ML pipelines, and online applications.

data-engineering data-science experiment-tracking kubernetes machine-learning mlops mlops-workflow model-serving python workflow

Last synced: 09 Nov 2024

https://github.com/dagworks-inc/hamilton

Hamilton helps data scientists and engineers define testable, modular, self-documenting dataflows, that encode lineage and metadata. Runs and scales everywhere python does.

dag data-analysis data-engineering data-science dataframe etl etl-framework etl-pipeline feature-engineering featurization hacktoberfest lineage llmops machine-learning mlops numpy orchestration pandas python software-engineering

Last synced: 11 Oct 2024

https://github.com/MiteshPuthran/Speech-Emotion-Analyzer

The neural network model is capable of detecting five different male/female emotions from audio speeches. (Deep Learning, NLP, Python)

audio-files data-science deep-learning deep-neural-networks emotion emotion-recognition keras natural-language-processing natural-language-understanding neural-network python3 speech speech-emotion-recognition speech-recognition voice

Last synced: 30 Oct 2024

https://github.com/GoogleCloudPlatform/data-science-on-gcp

Source code accompanying book: Data Science on the Google Cloud Platform, Valliappa Lakshmanan, O'Reilly 2017

cloud-computing data-analysis data-engineering data-pipeline data-processing data-science data-visualization machine-learning

Last synced: 07 Aug 2024

https://github.com/googlecloudplatform/data-science-on-gcp

Source code accompanying book: Data Science on the Google Cloud Platform, Valliappa Lakshmanan, O'Reilly 2017

cloud-computing data-analysis data-engineering data-pipeline data-processing data-science data-visualization machine-learning

Last synced: 07 Oct 2024

https://github.com/scikit-learn-contrib/MAPIE

A scikit-learn-compatible module to estimate prediction intervals and control risks based on conformal predictions.

classification confidence-intervals conformal-prediction data-science python regression sklearn

Last synced: 12 Nov 2024

https://github.com/nok/sklearn-porter

Transpile trained scikit-learn estimators to C, Java, JavaScript and others.

data-science machine-learning scikit-learn sklearn

Last synced: 13 Oct 2024

https://github.com/kotartemiy/pygooglenews

If Google News had a Python library

data-science google news python rss

Last synced: 14 Oct 2024

https://github.com/reiinakano/xcessiv

A web-based application for quick, scalable, and automated hyperparameter tuning and stacked ensembling in Python.

automated-machine-learning data-science ensemble-learning hyperparameter-optimization machine-learning scikit-learn stacked-ensembles

Last synced: 13 Oct 2024

https://github.com/gboeing/ppde642

USC urban data science course series with Python and Jupyter

cities city-government coding course course-materials data-science jupyter network-analysis python spatial-analysis statistics syllabus transport transportation urban-analytics urban-data-science urban-informatics urban-planning urbanism usc

Last synced: 11 Oct 2024

https://github.com/bytewax/bytewax

Python Stream Processing

data-engineering data-processing data-science dataflow machine-learning python rust stream-processing streaming-data

Last synced: 15 Oct 2024

https://github.com/alan-turing-institute/CleverCSV

CleverCSV is a Python package for handling messy CSV files. It provides a drop-in replacement for the builtin CSV module with improved dialect detection, and comes with a handy command line application for working with CSV files.

csv csv-converter csv-export csv-files csv-format csv-import csv-parser csv-parsing csv-reader csv-reading data-analysis data-mining data-science datascience machine-learning python python-library python3

Last synced: 29 Oct 2024

https://github.com/ikatsov/tensor-house

A collection of reference Jupyter notebooks and demo AI/ML applications for enterprise use cases: marketing, pricing, supply chain, smart manufacturing, and more.

ai customer-analysis data-science deep-learning llm machine-learning marketing models personalization reinforcement-learning supply-chain

Last synced: 14 Oct 2024

https://github.com/miteshputhran/speech-emotion-analyzer

The neural network model is capable of detecting five different male/female emotions from audio speeches. (Deep Learning, NLP, Python)

audio-files data-science deep-learning deep-neural-networks emotion emotion-recognition keras natural-language-processing natural-language-understanding neural-network python3 speech speech-emotion-recognition speech-recognition voice

Last synced: 29 Oct 2024

https://github.com/microsoft/responsible-ai-toolbox

Responsible AI Toolbox is a suite of tools providing model and data exploration and assessment user interfaces and libraries that enable a better understanding of AI systems. These interfaces and libraries empower developers and stakeholders of AI systems to develop and monitor AI more responsibly, and take better data-driven actions.

data-analysis data-science data-visualization error-analysis explainability explainable-ai explainable-ml fairness fairness-ai fairness-ml interpretability jupyter machine-learning machinelearning ml responsible-ai ui visualization widget widgets

Last synced: 11 Oct 2024

https://github.com/lastancientone/deep_learning_machine_learning_stock

Deep Learning and Machine Learning stocks represent promising opportunities for both long-term and short-term investors and traders.

algorithms data-science deep-learning feature-engineering feature-extraction feature-selection features-extraction financial-engineering machine-learning neural-network prediction stock-analysis stock-data stock-market stock-prediction stock-price-prediction stock-prices stock-trading technical-analysis trading

Last synced: 14 Oct 2024

https://github.com/jrfiedler/causal_inference_python_code

Python code for part 2 of the book Causal Inference: What If, by Miguel Hernán and James Robins

causal-inference causality data-science python

Last synced: 29 Oct 2024

https://github.com/alan-turing-institute/clevercsv

CleverCSV is a Python package for handling messy CSV files. It provides a drop-in replacement for the builtin CSV module with improved dialect detection, and comes with a handy command line application for working with CSV files.

csv csv-converter csv-export csv-files csv-format csv-import csv-parser csv-parsing csv-reader csv-reading data-analysis data-mining data-science datascience machine-learning python python-library python3

Last synced: 22 Oct 2024

https://github.com/mandiant/threatpursuit-vm

Threat Pursuit Virtual Machine (VM): A fully customizable, open-sourced Windows-based distribution focused on threat intelligence analysis and hunting designed for intel and malware analysts as well as threat hunters to get up and running quickly.

analytics cyber data-science fireeye intelligence intelligence-analysis malware mandiant threat threathunting threatintelligence virtual-machine

Last synced: 14 Oct 2024

https://github.com/mandiant/ThreatPursuit-VM

Threat Pursuit Virtual Machine (VM): A fully customizable, open-sourced Windows-based distribution focused on threat intelligence analysis and hunting designed for intel and malware analysts as well as threat hunters to get up and running quickly.

analytics cyber data-science fireeye intelligence intelligence-analysis malware mandiant threat threathunting threatintelligence virtual-machine

Last synced: 04 Aug 2024

https://github.com/kyleskom/NBA-Machine-Learning-Sports-Betting

NBA sports betting using machine learning

ai data-science deep-learning gambling keras machine-learning nba nba-analytics nba-prediction neural-network python sports sports-analytics sports-betting sports-data tensorflow

Last synced: 30 Oct 2024

https://github.com/business-science/free_r_tips

Free R-Tips is a FREE Newsletter provided by Business Science. It comes with bite-sized code tutorials every week.

data-science newsletter tips tips-and-tricks

Last synced: 15 Oct 2024

https://github.com/sb-ai-lab/lightautoml

Fast and customizable framework for automatic ML model creation (AutoML)

automated-machine-learning automatic-machine-learning automl automl-algorithms binary-classification data-science kaggle lama machine-learning multiclass-classification nlp python regression

Last synced: 15 Oct 2024

https://github.com/kyleskom/nba-machine-learning-sports-betting

NBA sports betting using machine learning

ai data-science deep-learning gambling keras machine-learning nba nba-analytics nba-prediction neural-network python sports sports-analytics sports-betting sports-data tensorflow

Last synced: 15 Oct 2024

https://github.com/devamoghs/machine-learning-with-python

Small scale machine learning projects to understand the core concepts . Give a Star 🌟If it helps you. BONUS: Interview Bank coming up..!

beginner-friendly data-science deep-learning exercises machine-learning practice-project python python-3 scikit-learn

Last synced: 10 Oct 2024

https://github.com/devAmoghS/Machine-Learning-with-Python

Small scale machine learning projects to understand the core concepts . Give a Star 🌟If it helps you. BONUS: Interview Bank coming up..!

beginner-friendly data-science deep-learning exercises machine-learning practice-project python python-3 scikit-learn

Last synced: 07 Aug 2024

https://github.com/rocketlaunchr/dataframe-go

DataFrames for Go: For statistics, machine-learning, and data manipulation/exploration

data-science dataframe dataframes go golang machine-learning pandas pandas-dataframe python statistics

Last synced: 14 Oct 2024

https://github.com/annoviko/pyclustering

pyclustering is a Python, C++ data mining library.

algorithms c-plus-plus clustering data-mining data-science machine-learning neural-networks oscillatory-networks python python3

Last synced: 15 Oct 2024

https://github.com/skrub-data/skrub

Prepping tables for machine learning

data data-analysis data-cleaning data-preparation data-preprocessing data-science data-wrangling dirty-data machine-learning

Last synced: 15 Oct 2024

https://github.com/scikit-learn-contrib/mapie

A scikit-learn-compatible module for estimating prediction intervals.

classification confidence-intervals conformal-prediction data-science python regression sklearn

Last synced: 10 Oct 2024

https://github.com/ScottfreeLLC/AlphaPy

Python AutoML for Trading Systems and Sports Betting

backtesting classification cryptocurrency data-science deep-learning iex keras machine-learning pandas portfolio predictive-analytics python regression scikit-learn sports stocks time-series-analysis trading trading-platform trading-strategies

Last synced: 13 Nov 2024

https://github.com/crazyhottommy/getting-started-with-genomics-tools-and-resources

Unix, R and python tools for genomics and data science

bioinformatics cancer-genomics data-science

Last synced: 15 Oct 2024

https://github.com/deepwisdom/autodl

Automated Deep Learning without ANY human intervention. 1'st Solution for AutoDL challenge@NeurIPS.

ai artificial-intelligence autodl autodl-challenge automated-machine-learning automl big-data data-science deeplearning feature-engineering full-automl lightgbm machine-learning model-selection multi-label nas python pytorch resnet tensorflow

Last synced: 22 Oct 2024

https://github.com/scottfreellc/alphapy

Python AutoML for Trading Systems and Sports Betting

backtesting classification cryptocurrency data-science deep-learning iex keras machine-learning pandas portfolio predictive-analytics python regression scikit-learn sports stocks time-series-analysis trading trading-platform trading-strategies

Last synced: 10 Oct 2024

https://github.com/skforecast/skforecast

Time series forecasting with machine learning models

arima autoregressive-forecasting backtesting-forecasters data-science direct-forecasting exogenous-predictors forecasting lightgbm lstm-neural-networks machine-learning multi-series-forecasting multi-step-forecasting multiple-time-series-forecasting probabilistic-forecasting python quantile-forecasting sarimax scikit-learn time-series xgboost

Last synced: 02 Nov 2024

https://github.com/DeepWisdom/AutoDL

Automated Deep Learning without ANY human intervention. 1'st Solution for AutoDL challenge@NeurIPS.

ai artificial-intelligence autodl autodl-challenge automated-machine-learning automl big-data data-science deeplearning feature-engineering full-automl lightgbm machine-learning model-selection multi-label nas python pytorch resnet tensorflow

Last synced: 03 Aug 2024

https://github.com/deepfence/FlowMeter

⭐ ⭐ Use ML to classify flows and packets as benign or malicious. ⭐ ⭐

awesome data-science data-science-projects forensics-tools hacktoberfest infosectools machine-learning machine-learning-projects machinelearning machinelearningproject network-analysis network-security packet-analyser pcap security security-tools tcpdump-like

Last synced: 01 Nov 2024

https://github.com/xorbitsai/xorbits

Scalable Python DS & ML, in an API compatible & lightning fast way.

data-science distributed-systems lightgbm machine-learning ml numpy pandas python scalable xgboost

Last synced: 11 Oct 2024

https://github.com/davidadsp/generative_deep_learning_2nd_edition

The official code repository for the second edition of the O'Reilly book Generative Deep Learning: Teaching Machines to Paint, Write, Compose and Play.

chatgpt dalle2 data-science deep-learning diffusion-models generative-adversarial-network gpt-3 machine-learning python stable-diffusion tensorflow

Last synced: 11 Nov 2024

https://github.com/Shujian2015/FreeML

A List of Data Science/Machine Learning Resources (Mostly Free)

data-science deep-learning machine-learning natural-language-processing

Last synced: 13 Nov 2024

https://github.com/man-group/arcticdb

ArcticDB is a high performance, serverless DataFrame database built for the Python Data Science ecosystem.

big-data data data-analysis data-science database dataframe pandas quantitative-analysis quantitative-finance quantitative-trading

Last synced: 15 Oct 2024

https://github.com/man-group/ArcticDB

ArcticDB is a high performance, serverless DataFrame database built for the Python Data Science ecosystem.

big-data data data-analysis data-science database dataframe pandas quantitative-analysis quantitative-finance quantitative-trading

Last synced: 24 Oct 2024

https://github.com/elixir-explorer/explorer

Series (one-dimensional) and dataframes (two-dimensional) for fast and elegant data exploration in Elixir

data-science dataframes elixir rust

Last synced: 14 Nov 2024

https://github.com/deepfence/flowmeter

⭐ ⭐ Use ML to classify flows and packets as benign or malicious. ⭐ ⭐

awesome data-science data-science-projects forensics-tools hacktoberfest infosectools machine-learning machine-learning-projects machinelearning machinelearningproject network-analysis network-security packet-analyser pcap security security-tools tcpdump-like

Last synced: 26 Sep 2024

https://github.com/shujian2015/freeml

A List of Data Science/Machine Learning Resources (Mostly Free)

data-science deep-learning machine-learning natural-language-processing

Last synced: 15 Oct 2024

https://github.com/juliastats/distributions.jl

A Julia package for probability distributions and associated functions.

data-science julia probability-distributions statistics

Last synced: 15 Oct 2024

https://github.com/qri-io/qri

you're invited to a data party!

data-science dataset golang hacktoberfest hacktoberfest2021 ipfs opendata p2p qri service trust web3

Last synced: 06 Nov 2024

https://github.com/opendatadiscovery/odd-platform

First open-source data discovery and observability platform. We make a life for data practitioners easy so you can focus on your business.

alerting bigdata data-catalog data-discovery data-engineering data-exploration data-governance data-lineage data-observability data-pipelines data-platform data-profiling data-quality data-science datacatalog lineage metadata metadata-management observability oss

Last synced: 14 Oct 2024

https://github.com/sb-ai-lab/LightAutoML

Fast and customizable framework for automatic ML model creation (AutoML)

automated-machine-learning automatic-machine-learning automl automl-algorithms binary-classification data-science kaggle lama machine-learning multiclass-classification nlp python regression

Last synced: 03 Aug 2024

https://github.com/sajal2692/data-science-portfolio

Portfolio of data science projects completed by me for academic, self learning, and hobby purposes.

data-science keras machine-learning nlp pandas portfolio python scikit-learn

Last synced: 10 Oct 2024

https://github.com/datumbox/datumbox-framework

Datumbox is an open-source Machine Learning framework written in Java which allows the rapid development of Machine Learning and Statistical applications.

big-data data-science java machine-learning nlp statistics