Data visualization

Data visualization is the visual depiction of data through the use of graphs, plots, and informational graphics. Its practitioners use statistics and data science to convey the meaning behind data in ethical and accurate ways.

GitHub: https://github.com/topics/data-visualization
Wikipedia: https://en.wikipedia.org/wiki/Data_visualization
Created by: Charles Joseph Minard
Aliases: dataviz,
Last updated: 2026-07-27 00:07:53 UTC
JSON Representation

https://github.com/gangula-karthik/kaki-app

A web app uniting everyone for big wins and a greener Singapore! 🚀🌳

community-project data-visualization flask-application nlp singapore social-media-app sustainability web-application

Last synced: 09 Apr 2025

https://jared-fowler.github.io/prettyglm/

prettyglm provides a set of functions which can easily create beautiful coefficient summaries which can readily be shared and explained.

classification classification-model data-science data-visualization glm linear-models r r-package regression regression-analysis regression-model regression-models rstats rstats-package statistical-models

Last synced: 25 Nov 2025

https://github.com/jessepinho/trumpymctweetface.com

Trump's face gets more orange when his tweets are louder. That's about it.

data-visualization trump twitter

Last synced: 08 Feb 2026

https://github.com/dannyl1u/yourate

Rates quality of YouTube videos through sentiment analysis on comments | John Wu Award Winning Project @ StormHacks 2023 🏆

chartjs data-visualization natural-language-processing sentiment-analysis textblob youtube-api

Last synced: 21 Feb 2026

https://github.com/alyssonmach/9-data-science-apps-with-python

[freeCodeCamp Course]: build interactive and data-driven web apps in Python using the Streamlit library.

data-analysis data-science data-visualization machine-learning streamlit-webapp

Last synced: 12 Feb 2026

https://github.com/jared-fowler/prettyglm

prettyglm provides a set of functions which can easily create beautiful coefficient summaries which can readily be shared and explained.

Last synced: 23 Apr 2025

https://github.com/angristan/bsport-charts

Generate graphs to visualize Bsport sessions over time 💪

bsport charts cli data-visualization fitness go go-echarts golang visualization

Last synced: 08 Aug 2025

https://github.com/vincenzopalazzo/spyjsblock.react

:mortar_board: Small web app to rendering Bitcoin transaction and address graph :crystal_ball:

bitcoin bitcoin-core bitcoin-transaction bitcointransaction data-visualization graph reactjs visualization vivagraph

Last synced: 22 Apr 2025

https://github.com/okuvshynov/hcl

Horizon chart tool for terminal.

cli-app data-visualization monitoring rust

Last synced: 23 Jul 2025

https://github.com/hanafnafs/ng-simple-maps

ng-simple-maps

angular angular-component annotations choropleth continents d3-geo data-visualization interactive-maps map-library maps markers-on-map natural-earth svg-map topojson world-map

Last synced: 26 Jan 2026

https://github.com/mariona-ft/data-mining-mida

MINERIA DE DADES Curs 2023-24 EPSEVG

data-mining data-science data-visualization datascience epsevg ipython-notebook prediccion-de-datos prediction prediction-model predictive-modeling universitat-politecnica-catalunya university-project upc

Last synced: 20 Jan 2026

https://github.com/walidalsafadi/ufo-sighting

UFO Sightings cross the world!

data-preprocessing data-science data-visualization plotly ufo ufo-sightings

Last synced: 16 Mar 2025

https://github.com/antrubtor/socialstats

Analyze your personal data from Discord, Instagram, Snapchat, and WhatsApp. View your call durations, response times, voice messages, and messaging activity in clean Excel charts.

call-duration chat-export data-analysis data-visualization discord excel instagram message-frequency message-history snapchat social-networks-statistics whatsapp

Last synced: 28 Jul 2025

https://github.com/mantisfury/arkhammirror

Local-first AI-powered document intelligence platform for investigative journalism

computer-vision data-visualization edge-ai embeddings local-llm offline-ai open-source osint palantir-alternative privacy-first python rag sqlite

Last synced: 18 Jan 2026

https://github.com/virajbhutada/coursera-google-data-analytics-capstone

A repository containing the Capstone project for the Google Data Analytics Professional Certificate, focusing on analyzing FitBit fitness tracker usage data to derive insights relevant to Bellabeat, a wellness technology company.

coursera data-analysis data-visualization fitbit fitness-tracker google google-data-analytics-capstone-project python-programming

Last synced: 10 Jun 2026

https://github.com/microsoft/flint-chart

🪄 Flint is a visualization language that lets AI agents reliably create expressive, good-looking charts from simple, human-editable chart specs.

ai-agents charting-library data-visualization mcp-server

Last synced: 28 Jun 2026

https://github.com/alan2207/data-visualization

Data Visualization with D3 and React

d3 data-visualization react

Last synced: 07 May 2026

https://github.com/thenorthkun/twitter-gender-text-analysis

This Project contains a vivid analysis of texts, words (using NLP) typed by Male & Female users active on Twitter. 🐦👨📝

analysis data-visualization natural-language-processing scikit-learn

Last synced: 06 May 2026

https://github.com/pottekkat/matplotlib-basics

A jupyter notebook that walks you through the basics of matplotlib for data science applications

data-analysis data-visualization machine-learning matplotlib pyplot python

Last synced: 09 May 2026

https://github.com/cfneves/turma-visualizacao-de-dados

Repositório oficial da turma de Visualização de Dados · Lab365 / SENAI SC

data-analysis data-visualization jupyter lab365 matplotlib pandas plotly python seaborn senai

Last synced: 05 May 2026

https://github.com/walidalsafadi/house-prices

Ask a home buyer to describe their dream house, and they probably won't begin with the height of the basement ceiling or the proximity to an east-west railroad. With 79 explanatory variables describing (almost) every aspect of residential homes in Ames, Iowa, this competition challenges you to predict the final price of each home.

cross-validation data-analysis data-science data-visualization decision-trees eda house-price-prediction house-prices jupyter linear-regression machine-learning machine-learning-algorithms mlp-regressor plot python random-forest-regression regression svr xgboost-regression

Last synced: 11 May 2026

https://github.com/nmfs-opensci/nmfs-repos-visual-explorer

visual explorer of the NMFS GitHub Ecosystem

data-visualization

Last synced: 23 Jun 2026

https://github.com/neelabalan/growatt_dashboard

collect data from API and visualize metrics in grafana dashboard

dashboard data-collection data-visualization grafana python solar

Last synced: 06 May 2026

https://github.com/epictetusz1/chessvisualization

A chess .pgn parser, .pgn extractor, adding a chess opening book with data visualization and web scraper. Separating projects from a private repo of mine.

chess chess-database chess-game chess-openings data-visualization database mysql

Last synced: 05 May 2026

https://github.com/afondiel/self-driving-cars-perception-and-deep-learning-free-course-freecodecamp

Notes and key takeaways of the Self-Driving Cars Perception applied Deep Learning Free Course from freeCodeCamp.org

2d-object-detection 3d-data-visualization 3d-object-detection bird-eye-view camera camera-calibration compter-vision data-visualization freecodecamp kitti-dataset lidar object-tracking perception robotics self-driving-car-engineer self-driving-cars vision-transformer vit yolo

Last synced: 09 May 2026

https://github.com/bhumijgupta/college-view

Your one stop destination to view all your college and student data intuitively

aggregation-pipleline data-visualization mongo mongodb-aggregat nodejs

Last synced: 07 May 2026

https://github.com/ahmedshahriar/eda_basketball

basketball basketball-stats data data-science data-visualization pandas python python3 streamlit

Last synced: 04 May 2026

https://github.com/hanlulong/matlab-plot-skill

Fix messy MATLAB figures: publication-quality plots, clean subplot layouts, and PDF export for LaTeX/Overleaf in Codex and Claude Code.

claude-code codex data-visualization latex matlab matlab-figures matlab-plotting overleaf publication-quality scientific-figures

Last synced: 11 Jun 2026

https://github.com/prabhupavitra/data-visualization-with-r

Data Visualization with R and Python

animated-gif bar-chart data-visualization data-visualizations financial-data-analysis financial-data-science ggplot2 heatmap visualization visualizing-distributions

Last synced: 11 May 2026

https://github.com/beansrowning/drc_ebola_2019

Visualization and modelling of 2018-2019 DRC Ebola data

data-visualization ebola ebola-outbreak

Last synced: 13 Jun 2026

https://github.com/pablofrommars/fsharp-notebook

Data Science Notebook for F# interactive

data-science data-visualization fsharp vscode-extension

Last synced: 07 May 2026

https://github.com/radzionc/increaser-timeline

Timeline with React

data-visualization react styled-components

Last synced: 11 May 2026

https://github.com/walidalsafadi/divorce-predictors-dataset

A total of 170 couples are included in this dataset, along with the Divorce Predictor Scale variables (DPS), a questionnaire of 54 questions, A five-point scale was used to measure all responses.

cross-validation data-visualization divorce-prediction divorce-predictors jupyter logistic-regression machine-learning machine-learning-algorithms pca python

Last synced: 11 May 2026

https://github.com/ehtisham-sadiq/ai-pioneers-datascience-arena

This repository is dedicated to the AI Amigos team's participation in the Artificial Intelligence (AI) competition with a focus on Data Science.

artificial-intelligence competition data-analysis data-science data-visualization machine-learning model-building model-evaluation numpy pandas python3 supervised-learning unsupervised-learning

Last synced: 05 May 2026

https://github.com/shivamswarnkar/tesla-stock-prediction

Making prediction of close prices of Tesla Stocks using different regression methods.

data-analysis data-visualization plotly regression regularization sklearn stock-price-prediction

Last synced: 05 May 2026

https://github.com/thiagodsd/dicewin

Graphic User Interface developed for an undergraduate research project, designed to interact with Monte Carlo molecular simulation outputs from the DICE software.

data-visualization molecular-dynamics-simulation monte-carlo-simulation physics user-interface

Last synced: 09 Jun 2026

https://github.com/ryu-man/chartfull

Redefined chart library built with Svelte and D3.js for Svelte, declarative, reactive, and customizable

charts d3 data-visualization javascript svelte visualization

Last synced: 07 May 2026

https://github.com/edoaltamura/election-predictions

A framework for analysing polling data and predicting election outcomes.

data-engineering data-science data-visualization feature-engineering machine-learning political-science the-economist

Last synced: 14 May 2026

https://github.com/carocardenas0699/pi02-data-analysis

Proyecto Individual 2 de la carrera Data Science. Se realizó un análisis de homicidios en siniestros viales en la ciudad de Buenos Aires. Incluye: ETL, EDA, Dashboard interactivo con resultados

data-analysis data-science data-visualization eda etl powerbi python

Last synced: 15 Jun 2026

https://github.com/Chenkeliang/duckdb-query

DuckDB 可视化 SQL 工作台。无需 ETL，直接分析本地 CSV/Excel 和远程数据库支持跨数据源关联 · The Visual SQL Workbench for DuckDB (No-ETL, Local-First, Cross-Source JOINs).

data-visualization duckdb duckdb-query duckdb-ui etl-tool pandas python visual-analytics

Last synced: 15 Jun 2026

https://github.com/huythai855/loan-payment-prediction

A simple model to predict the user's ability to pay the loan.

data-visualization linear-regression loan-prediction-model machine-learning

Last synced: 08 May 2026

https://github.com/lempiy/global-happenings

Interactive globe with dynamic map

d3 data-visualization gsap threejs threejs-example

Last synced: 10 May 2026

https://github.com/halworsen/emnestigen

Graph course dependencies for courses at NTNU/NUST

d3js data-visualization graphs ntnu python react web-scraping

Last synced: 10 May 2026

https://github.com/chiubaca/emoji-aqi-map

Emoji AQI Map

data-visualization emoji leafletjs map

Last synced: 09 Jun 2026

https://github.com/pjsny/tufte-viz

Edward Tufte data visualization principles for AI coding agents. Data-ink ratio, chartjunk, small multiples, sparklines, and more.

accessibility agent-skills chartjs claude-code d3js data-ink-ratio data-visualization dataviz dataviz-with-chatgpt echarts matplotlib plotly recharts seaborn small-multiples sparklines tufte

Last synced: 11 Jun 2026

https://github.com/amarlearning/the-github-history-of-the-scala-language

Finding the true Scala experts by exploring its development history in Git and GitHub.

data-manipulation data-visualization importing-and-cleaning-data pandas python

Last synced: 10 May 2026

https://github.com/sanuann/data-science-with-python

data-analysis data-visualization json python

Last synced: 08 May 2026

https://github.com/leandrocollares/human-development-index

An interactive choropleth map that displays human development indices in the world between 1990 and 2018

d3 data-visualization react

Last synced: 06 May 2026

https://github.com/jjsizemore/spotify-time-machine

A Next.js application that lets you explore your Spotify listening history, create playlists based on specific time periods, and visualize your music journey.

analytics dashboard data-visualization listening-habits music music-analytics music-discovery music-history music-streaming music-visualization nextjs oauth playlist-generator pwa react responsive-design spotify spotify-api spotify-dashboard typescript

Last synced: 17 Jun 2026

https://github.com/civicdatalab/dataspacebackend

data-collaboration data-engineering data-platform data-visualization hacktoberfest hacktoberfest2025

Last synced: 17 Jun 2026

https://github.com/n1ghtf1re/multivis

Service for multidimensional data visualization

data-analytics data-visualization database map map-visualization visualization visualize-data

Last synced: 05 May 2026

https://github.com/datalorax/cos-dataviz

Slides and source code for a talk on data visualization presented through the Center on Open Science

data-science data-visualization

Last synced: 19 Mar 2026

https://github.com/andrewadev/data-viz-d3-and-firebase

My solutions to the exercises in the Data Visualizations with D3.js and Firebase by Shaun Pelling. Presented in Vue (Vue portion my own, and not part of tutorial).

d3js data-visualization exercises firebase firestore udemy vue vuejs

Last synced: 19 Jun 2026

https://github.com/danielvartan/amanda

🌍🌾 Presentation of the Article "Climate Change May Alter the Availability of Wild Food Plants in the Brazilian Semiarid"

beta-diversity biological-sciences brazil climate-change data-science data-visualization enviromental-sciences ethnobiology geocomputation global-warming habitat-suitability health-sciences interdisciplinary-fields nutrition qgis r semiarid spatial-data-science spatial-temporal-analysis wild-food-plants

Last synced: 12 Jun 2026

https://github.com/blukai/abcolor

🎨 Color conversion & tool, that helps to visualize..

background color conversion css data-visualization gradient hex hsl percent rgb visualization

Last synced: 10 May 2026

https://github.com/data-insider-nyc/layoffstracker

LayoffsTracker is a data visualization dashboard focused on tracking layoffs in the tech industry. It provides insightful, real-time charts and timelines to explore job cuts by company, date, and sector.

data-visualization layoffs layoffs-dataset react trend-analysis

Last synced: 09 May 2026

https://github.com/vdutts7/reddit-map

Visualizing maps of Reddit comments based on semantic similarity

data-visualization embeddings nomic reddit semantic-similarity

Last synced: 18 Jun 2026

https://github.com/mallickboy/land-slide-prediction

📌 Landslide Detection with Satellite Imagery & Machine Learning . The CNN model trained on multi-channel satellite images. Achieved 89.2% F1-score by using NDVI, slope, and elevation features. Optimized model accuracy through hyperparameter tuning and threshold adjustments.

cnn data-analysis-python data-visualization deep-learning hdf5-format keras-tensorflow machine-learning tensorflow

Last synced: 05 Apr 2025

https://github.com/graphinglib/graphinglib

An object oriented wrapper combining the functionalities of Matplotlib and SciPy

curve-fitting data-science data-visualization figures graph matplotlib plotting scipy

Last synced: 06 Mar 2026

https://github.com/arzan101/ev--car-data-analysis

This Power BI dashboard provides an interactive and data-driven overview of the electric vehicle (EV) landscape. It visualizes key insights across various dimensions including sales trends, model performance, manufacturer comparisons, and market growth. The purpose of the dashboard is to enable stakeholders to explore and analyze development

data-analysis data-science data-visualization database datacleaning excel powerbi

Last synced: 17 Jun 2025

https://github.com/prathmesh2507/coffee-sales-powerbi-dashboard

Interactive Coffee Shop Sales Dashboard built using Power BI

business-intelligence dashboard data-analysis data-visualization dax powerbi

Last synced: 16 May 2026

https://github.com/lucy0906/nyc-open-data-business-etl

This project analyze licenses issued by DCWP to businesses and individuals so that they may legally operate in New York City.

baruch data-visualization etl

Last synced: 02 Feb 2026

https://github.com/sarincr/data-analytics-with-knime

Data Analytics with KNIME (Konstanz Information Miner), a free and open-source data analytics, reporting and integration platform. KNIME integrates various components for machine learning and data mining through its modular data pipelining concept. A graphical user interface and use of JDBC allows assembly of nodes blending different data sources, including preprocessing (ETL: Extraction, Transformation, Loading), for modeling, data analysis and visualization without, or with only minimal, programming.

ai artificial-intelligence artificial-intelligence-algorithms artificial-neural-networks data-analysis data-mining data-science data-structures data-visualization database datascience deep-learning machine-intelligence machine-learning machine-learning-algorithms machinelearning mining mining-software

Last synced: 14 Mar 2025

https://github.com/mmvanheusden/broodkruimel

📍🕰️A server written in Rust that stores a personal GPS breadcrumb for the rest of your life

data-visualization gps location-tracking quantified-self rust

Last synced: 22 Jul 2025

https://github.com/sorianog/github-data-mining

:1234: Data analysis and visualization of freeCodeCamp contributor data

big-data data-visualization freecodecamp github github-api r

Last synced: 15 May 2026

https://github.com/Lightning-Chart/lcjs-example-0052-linePaletteValue

Example showcasing Line Series feature for coloring line dynamically based on separate Value data set

data-visualization demo example lightningchart-js racing template

Last synced: 12 May 2025

https://github.com/shervinnd/titanic-survival-predictor

🚢 Dive into the Titanic dataset with this ML project! Using TensorFlow, predict passenger survival via neural networks. Features data preprocessing, model training, and visualization with pandas, scikit-learn, and matplotlib. Perfect for beginners in deep learning. 📊💻

classification data-preprocessing data-science data-visualization deep-learning jupyter-notebook machine-learning neural-network pandas predictive-modeling python scikit-learn tensorflow titanic-dataset

Last synced: 16 Sep 2025

https://github.com/sarvamm/datars-ai

Automated data analysis powered by local LLMs

chatbot data-science data-visualization llms streamlit

Last synced: 26 Jun 2025

https://github.com/quantumudit/uk-student-accommodation-analysis

This project focuses on scraping student properties related data from the UK Student Accommodation website; performing necessary transformations on the scraped data and then analyzing & visualizing it using Jupyter Notebook and Power BI.

data-analysis data-science data-transformation data-visualization etl jupyter-notebook power-bi python webscraping

Last synced: 27 Apr 2026

https://github.com/Mahima1729/Data-Professional-Survey-Analysis

Analysis and Powerbi Dashboarding of data collected from survey on Data Professionals.

data-cleaning data-visualization dax excel power-query powerbi

Last synced: 20 Jul 2025

https://github.com/amirhosseinhonardoust/fake-review-detector

An AI-powered Fake Review Detector built with Python, Streamlit, and Scikit-learn. Uses TF-IDF vectorization, Logistic Regression, and behavioral text analytics (sentiment, exclamations, clichés) to identify synthetic or spammy product reviews. Includes training scripts and a full interactive dashboard.

ai-project dashboard data-science data-visualization fake-review-detection logistic-regression machine-learning natural-language-processing nlp python sentiment-analysis sklearn streamlit text-classification tfidf

Last synced: 06 Nov 2025

https://github.com/liorleiba/YouTube-Trendiness-Dashboard

A Tableau dashboard that monitors historical data of YouTube videos "trendiness" throughout time. The link for the online dashboard is attached below.

dashboard data-visualization marketing-dashboard tableau trend-analysis youtube

Last synced: 20 Jul 2025

https://github.com/cbhihe/visualcity

Multivariate analysis and statistical modeling (with dimensional reduction) of NYC urban life pathologies

bias-detection cluster-analysis correspondence-analysis data-exploration data-science data-visualization dimensionality-reduction geolocation-data google-maps-api independence-tests knn-classification multiple-correspondence-analysis mva principal-component-analysis r

Last synced: 10 Jul 2025

https://github.com/walidalsafadi/store-sales-ts-forecasting

Use machine learning to predict grocery sales

data-visualization eda feature-engineering model-optimization time-series-forecasting xgboost

Last synced: 25 Jan 2026

https://github.com/1ayanabil1/the-nobel-prize

This notebook analyzes Nobel Prize data from 1901 to 2016, exploring factors such as gender, nationality, age, and repeat laureates. It examines trends and patterns, revealing insights about the Nobel Prize's evolution over time, including the dominance of the United States and the representation of women in different prize categories.

asking-questions data-visualization datacamp datacamp-projects dataexploration decision-making insights nobel-award nobel-laureates nobel-prize python

Last synced: 16 May 2026

https://github.com/knyghtmare/vscode-remote-try-python-data-science

A Template Repository which sets as up a Python environment packed with necessary and popular data science packages.

data-mining data-mining-python data-science data-visualization deep-learning exploratory-data-analysis machine-learning natural-language-processing python-3 streamlit template-project text-mining

Last synced: 19 May 2026

https://github.com/snototter/iminspect

Simple UI to visualize image-like data for faster python prototyping.

computer-vision-tools data-visualization image-analysis image-viewer

Last synced: 06 Apr 2025

https://github.com/josedv82/push_notes_to_athlete

A basic athlete dashboard built in Shiny that enables coaches send notes directly to athletes's phone from the app.

athletes athletetracking data-visualization nba rstats shiny shinyapps

Last synced: 29 Mar 2025

https://github.com/mgobeaalcoba/power_bi_projects

Mis trabajos y practicas en Power BI.

data-visualization power-bi power-bi-dashboard power-bi-dax sql

Last synced: 17 Feb 2026

https://github.com/emelyantsev/digital-twin-data-analysis

Notebooks for R&D tasks

data-analysis data-visualization

Last synced: 21 Mar 2025

https://github.com/sn2606/global-temperature-time-series

Time series analysis is performed on the Berkeley Earth Surface Temperature dataset.

arima arima-forecasting arima-model climate-change data-analysis data-visualization forecasting-model global-temperature series-analysis singular-spectrum-analysis time-series time-series-analysis time-series-forecasting

Last synced: 21 May 2026

https://github.com/thealphadollar/blink

Blink is a python script, developed under Prof. Mainack Mondal for CS60081 course, that parses the user's email history to collect survey data email tracking behavior.

data-visualization email-track iitkgp survey-app usable-security

Last synced: 18 Feb 2026

https://github.com/justabhishek/covid19-dashboard

COVID-19 Dashboard

covid-19 covid19-data dashboard-application data-science data-visualization html-css-javascript machine-learning python3

Last synced: 02 May 2026

https://github.com/mejdihaddad/penguin_project

Penguin project using streamlit and ML algorithmes

classification data-science data-visualization machine-learning matplotlib pandas penguin-species-prediction python scikit-learn streamlit

Last synced: 27 Jan 2026

https://friendly.github.io/ggCheysson/

Graphic styles of Emile Cheysson for ggplot2. Implements stylistic elements (fonts, hachure patterns, color palettes) used by Emile Cheysson in the Albums de Statistique Graphique, sometimes called the pinacle of the Golden Age of Statistical Graphics.

data-visualization historical

Last synced: 10 Jan 2026

https://github.com/asalabbasnejad/iot-coap-mqtt-energy

Wireshark packet analysis for CoAP and MQTT traffic, plus IoT device energy consumption estimation using real measurement data.

coap data-visualization mqtt packetsniffing wireshark

Last synced: 14 Sep 2025

https://github.com/multiomics-analytics-group/nf-vuegen

nf-core module designed to automate report generation from outputs produced by other modules, subworkflows, or pipelines. VueGen creates reports from bioinformatics outputs, supporting formats like PDF, HTML, DOCX, ODT, PPTX, Reveal.js, Jupyter notebooks, and Streamlit web applications.

data-visualization developer-tools nextflow-modules nf-core quarto reports streamlit

Last synced: 12 Apr 2025

https://github.com/erictleung/disneyplus-twitter-analysis

:movie_camera: Twitter analysis of Disney+'s announcement for the TV series and movies they will stream

data-visualization movies r rmarkdown rstats social-media tv-shows twitter

Last synced: 03 Apr 2025

https://github.com/tonyhollaar/projects

data analytics projects repository tony hollaar

analytics data-visualization python

Last synced: 29 Apr 2026

https://github.com/leonism/customer-predictive-analysis

Explore this repository, a comprehensive resource offering an in-depth guide to conducting customer predictive analysis using cutting-edge machine learning techniques, all within the intuitive framework of Dataiku.

data-analysis data-model data-science data-visualization dataiku machine-learning predictive-modeling