[[File:Heatmap_incito.png|thumb|280px|这幅矩形式树状结构图显示的是病人等候时间的变化。该图像由[https://web.archive.org/web/20090409041055/http://www.heatmaps.co.uk/cc/nhs_waiting.html Incito有限公司（Incito Ltd）]按照创作共用的方式所发布的。]]
矩形式树状结构绘图法，又称为矩形式树状结构图绘制法、树状结构矩形图绘制法，或者甚至称为树状结构映射，指的是一种利用嵌套式矩形来显示树状结构数据的方法。此種呈現方法能以不同顏色區塊呈現不同資料，可以透過區塊大小看出各資料數值大小比較。當該區塊範圍越大，代表該資料數值越大、越多。
在商業智慧的應用上，通常可以建立多層的樹狀結構，向下鑽研到相關的樹狀結構階層，查看細部的資料。在設計時，可以透過顏色深淺、搭配點擊區塊，讓使用者看出資料間的大小類階層關聯、比較各階層區塊的資料。
主要思想
分块算法
之中的矩形式树状结构图功能所可视化的一个目录树]]
参考文献
外部链接
示例
*[http://www.lcnet.com.tw/Q&A/20191001.html#link2 Smart eVision 範例]：銷售金額範例。
*[http://services.alphaworks.ibm.com/manyeyes/home IBM's Many Eyes] ：提供Web版 Treemap工具。
*[http://marumushi.com/apps/newsmap/newsmap.cfm Newsmap] , [http://us.gn.bartal.org/ GNTreemap] , [https://web.archive.org/web/20090227072446/http://www.oursignal.com/ Oursignal]: 新聞範例。
*[https://web.archive.org/web/20090207080237/http://hivegroup.com/gallery/galleryapps_itunes.html HiveGroup iTunes demo]：Treemap領導供應商
*[https://web.archive.org/web/20090224233522/http://www.spillett.net/~dirgraph/ Dirgraph]：使用指南（免費）
*[https://web.archive.org/web/20090317075135/http://webhome.cs.uvic.ca/~seanf/software/svg_treemap.html SVG Treemap]
*[https://web.archive.org/web/20061016030437/http://netscan.research.microsoft.com/treemap/ Netscan treemap of Usenet]
*[https://web.archive.org/web/20090307171114/http://visudemos.ilog.com/webdemos/treemap/treemap.html ILOG Elixir's Treemap implementation using Flex.]
*[https://web.archive.org/web/20081220201252/http://docs.kde.org/kde3/en/kdeaddons/konq-plugins/fsview/index.html FSView], treemapping plugin for the KDE file manager Konqueror.
*[http://internetmap.juiceanalytics.com/ Map of the Internet] treemap shows major web sites and categories.
*[http://www.roomformilk.com/ RoomforMilk] A keyword-based news aggregator using Treemaps as primary navigation.
学术描述
*[http://www.cs.umd.edu/hcil/treemap-history/index.shtml Treemap的歷史 (History of Treemaps)] by Ben Shneiderman.
*[http://www.cs.umd.edu/hcil/treemap/ Treemap軟體 (Treemap software)]
*[http://iv.slis.indiana.edu/sw/treemap.html Indiana University] Treemap描述
*[https://web.archive.org/web/20110724160547/http://www.magnaview.nl/documents/Visualizing_Business_Data_with_Generalized_Treemaps.pdf Generalized treemaps]
开源
*[http://js-treemap.sourceforge.net/ Js-Treemap] An open-source JavaScript treemap
*[http://prefuse.org Prefuse] open source library for visualization that includes treemaps
*[https://web.archive.org/web/20090223085856/http://www.juicekit.org/ JuiceKit] open source Flex SDK including a treemap component.
*[http://thejit.org JavaScript InfoVis Toolkit] open source JavaScript visualization toolkit that includes Treemaps.
*[https://web.archive.org/web/20090213112823/http://code.qnot.org/svn/projects/acts_as_treemap/ Acts As Treemap] Open source treemap implementation for Ruby on Rails.
*[http://www.codeplex.com/treemaps/ A WPF treemap implementation]
*[http://treemap.sourceforge.net/ An open-source Java treemap]
*[http://jtreemap.sourceforge.net/ JTreeMap, another open-source Java treemap (Swing & SWT)]
*[http://kdirstat.sourceforge.net/ KDirStat] , an open-source treemap
*[http://windirstat.info/ WinDirStat] , an open-source treemap for Microsoft Windows
*[http://treepie.sf.net/ TreePie], an open-source sunburst diagram (similar to a treemap) for Microsoft Windows
*[https://web.archive.org/web/20081017051935/http://www.uc.org/read/Treemaps Treemap], as a Perl module
*[http://gdmap.sourceforge.net/ GdMap] , GTK+ based POSIX application
*[https://web.archive.org/web/20081220201252/http://docs.kde.org/kde3/en/kdeaddons/konq-plugins/fsview/index.html FSView] (File System View), a KDE/Konqueror plugin
*[http://grandperspectiv.sourceforge.net/ GrandPerspective] , open-source treemap program for Mac OS X
*[http://www.derlien.com/ Disk Inventory X] , open-source treemap program for Mac OS X including a framework
商业化
*[http://www.lcnet.com.tw/ Smart eVision] 提供互動式Treemap，可延展到三個資料階層，讓Power user能快速編輯，無需寫程式語言。
*[http://www.macrofocus.com/ Macrofocus] [http://www.treemap.com/ Treemap] 簡單操作的Treemap製作工具，附上範例檢視。
*[https://web.archive.org/web/20090304223702/http://labescape.com/ Lab Escape's Heat Map Explorer] 版本：桌面板、Web版、企業版、SDK版。
*[http://www.hivegroup.com/ The Hive Group] 開發商用Treemap軟體，適合大型企業與政府單位。
- Cross-platform: [https://web.archive.org/web/20081107064735/http://www.openviz.com/heatmaps.html AVS OpenViz] 提供客製化版本：桌面板、企業版、Web版。
*[http://www.heatmaps.co.uk Incito] 提供企業與桌面版Treemap軟體，為容易操作的視覺分析工具。
*[http://www.panopticon.com Panopticon Software] offers interactive, real-time enabled treemap software as desktop or web software, Java and .NET SDKs. （提供互動式即時Treemap，版本有桌面版與Web版，Java， .NET SDK 。）
*[http://www.ilog.com/products/jviews/charts ILOG JViews Charts] , a commercial Java library with a [https://web.archive.org/web/20090120000913/http://svdemo01.ilog.com/jsf-chart-treemap-ws-81/ thin client demo]
*[http://elixir.ilog.com ILOG Elixir], a commercial Flex library with a [https://web.archive.org/web/20090307171114/http://visudemos.ilog.com/webdemos/treemap/treemap.html Flex/Flash demo]
*[http://www.magnaview.nl MagnaView] offers commercial desktop and enterprise visualization products, including a generalized version of treemaps.
*[http://www.jam-software.com/treesize/index.shtml TreeSize] displays used hard disk space as Treemap.
*[http://www.foldersizes.com FolderSizes] provides a hierarchical folder map view, based upon treemap data visualization technique.
*[http://www.diskanalyzerpro.com Disk Analyzer Pro ] display hard disk space used like Treemap.
参见
*信息可视化
*Panopticode - A 开源 project that uses Treemaps to visualize software metrics
*Panopticon Software, a commercial provider of Visual business intelligence solutions
*SpaceMonger for Windows
*SequoiaView
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