{"id":998121,"date":"2025-10-30T09:36:37","date_gmt":"2025-10-30T09:36:37","guid":{"rendered":"https:\/\/comhit.agency\/?p=998121"},"modified":"2025-11-26T16:50:30","modified_gmt":"2025-11-26T16:50:30","slug":"quest-ce-que-la-data-visualization-comprendre-et-analyser-les-donnees-visuellement","status":"publish","type":"post","link":"https:\/\/comhit.agency\/en\/quest-ce-que-la-data-visualization-comprendre-et-analyser-les-donnees-visuellement\/","title":{"rendered":"What is data visualization? Understanding and analyzing data visually"},"content":{"rendered":"<p>In a world where data is accumulating at lightning speed, what is data if it can't be exploited? Data visualization is a clear, visual answer to this challenge. It transforms raw figures into graphical representations that are easy to understand, share and exploit.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Why use data visualization?<\/h2>\n\n\n\n<p>Data visualization simplifies analysis. It enables you to analyze data quickly, detect trends and derive actionable insights. Whether you're an SME, an analyst or a marketing manager, these visualizations help you make more informed decisions.<\/p>\n\n\n\n<p>Key benefits :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Speeds up the reading and interpretation of structured data.<\/li>\n\n\n\n<li>Enables clear communication, even with a non-technical audience.<\/li>\n\n\n\n<li>Facilitates the distribution of complex data in visual form.<\/li>\n\n\n\n<li>Stimulates data exploration and strategic thinking.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Common examples of data visualization<\/h2>\n\n\n\n<p>Each type of data visualization has its own specificities. Here are a few of them, adapted to different analyses:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Graphs &amp; charts<\/h3>\n\n\n\n<p><strong>Bar charts :<\/strong> to compare several categories.<\/p>\n\n\n\n<p><strong>Scatterplots :<\/strong> to visualize correlations between two variables.<\/p>\n\n\n\n<p><strong>Mustache boxes :<\/strong> to study data distribution and detect outliers.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"667\" src=\"https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/data-maturity-visualization.webp\" class=\"wp-image-998126\" srcset=\"https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/data-maturity-visualization.webp 1000w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/data-maturity-visualization-700x467.webp 700w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/data-maturity-visualization-200x133.webp 200w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/data-maturity-visualization-768x512.webp 768w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/data-maturity-visualization-18x12.webp 18w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/data-maturity-visualization-600x400.webp 600w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/data-maturity-visualization-400x267.webp 400w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Maps &amp; geolocation<\/h3>\n\n\n\n<p>Heat or interactive maps: useful for geographic data, to visualize areas of activity or performance.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"644\" src=\"https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/Screen-Shot-2015-11-29-at-7.03.15-PM-1024x644-1.webp\" class=\"wp-image-998128\" srcset=\"https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/Screen-Shot-2015-11-29-at-7.03.15-PM-1024x644-1.webp 1024w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/Screen-Shot-2015-11-29-at-7.03.15-PM-1024x644-1-700x440.webp 700w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/Screen-Shot-2015-11-29-at-7.03.15-PM-1024x644-1-200x126.webp 200w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/Screen-Shot-2015-11-29-at-7.03.15-PM-1024x644-1-768x483.webp 768w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/Screen-Shot-2015-11-29-at-7.03.15-PM-1024x644-1-18x12.webp 18w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/Screen-Shot-2015-11-29-at-7.03.15-PM-1024x644-1-600x377.webp 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Interactive visualizations<\/h3>\n\n\n\n<p>These tools offer in-depth exploration, particularly relevant for real-time data analysis.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img alt=\"\" loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"563\" src=\"https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/maxresdefault.webp\" class=\"wp-image-998130\" srcset=\"https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/maxresdefault.webp 1000w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/maxresdefault-700x394.webp 700w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/maxresdefault-200x113.webp 200w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/maxresdefault-768x432.webp 768w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/maxresdefault-18x10.webp 18w, https:\/\/comhit.agency\/wp-content\/uploads\/2025\/10\/maxresdefault-600x338.webp 600w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Which data sources should be visualized?<\/h2>\n\n\n\n<p>Data sources vary according to the tools used and the objectives. Here are the most common:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Relational databases :<\/strong> like MySQL or PostgreSQL, they provide easy-to-use structured data.<\/li>\n\n\n\n<li><strong>Real-time APIs :<\/strong> useful for displaying real-time data (e.g. weather, traffic, social events).<\/li>\n\n\n\n<li><strong>Flat files (CSV, logs) :<\/strong> for a simple first visualization.<\/li>\n\n\n\n<li><strong>Geographical data :<\/strong> essential for spatial visualization (zones, regions, territories).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Data visualization: a strategic tool for understanding<\/h2>\n\n\n\n<p>Data visualization is a strategic tool for analyzing data, making better decisions and sharing visually comprehensible insights. It gives meaning to data in real time, from a variety of structured, relational or geographic data sources.<\/p>","protected":false},"excerpt":{"rendered":"<p>Dans un univers o\u00f9 les donn\u00e9es s&rsquo;accumulent \u00e0 une vitesse fulgurante, qu&rsquo;est-ce que la data si elle ne peut \u00eatre exploit\u00e9e ? La data visualization, ou visualisation des donn\u00e9es, est une r\u00e9ponse claire et visuelle \u00e0 ce d\u00e9fi. Elle transforme des chiffres bruts en repr\u00e9sentations graphiques faciles \u00e0 comprendre, \u00e0 partager et \u00e0 exploiter. Pourquoi [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":998122,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_gspb_post_css":"","footnotes":""},"categories":[97],"tags":[],"class_list":["post-998121","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-marketing-numerique"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/posts\/998121","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/comments?post=998121"}],"version-history":[{"count":5,"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/posts\/998121\/revisions"}],"predecessor-version":[{"id":998133,"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/posts\/998121\/revisions\/998133"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/media\/998122"}],"wp:attachment":[{"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/media?parent=998121"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/categories?post=998121"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/comhit.agency\/en\/wp-json\/wp\/v2\/tags?post=998121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}