The CBS (the Dutch Centraal Bureau Statistiek) keeps track of many thing in The Netherlands. And shares many of its data sets as open data, typically in the form of JSON, CSV or XML files. One of the data sets is publishes is the one on the number of births […]
visualization
Oracle Analytics Cloud – Data Flow to produce a Date Value and Timeline to Visualize the time related data
In two earlier articles on Oracle Analytics Cloud I have introduced the Oracle OpenWorld 2018 Session Catalog Data Set (First steps with Oracle Analytics Cloud – Gather, Explore, Wrangle, Visualize and Creating a Data Flow in Oracle Analytics Cloud to enriching with Geo Encoding to Map visualization of data) . […]
Using an OpenLayers map to select countries in an Oracle JET application
In a recent article I discussed how the open source geo, GIS and map library OpenLayers can be used in an Oracle JET application. That article shows how countries selected in a standard Oracle JET Checkbox Set component are represented on a world map. In this article, we take this […]
Embedding OpenLayers in Oracle JET for Advanced Maps and GIS style User Interfaces
Oracle JET is a toolkit for the creation of rich web applications. Many applications will have location-related aspects. Such applications can benefit from advanced map capabilities – for presenting data in maps, allowing users to interact with maps in order to formulate queries, navigate to relevant details or manipulate data. […]
Some impressions from Oracle Analytics Cloud–taken from keynote at Oracle OpenWorld 2017
In his keynote on October 3rd during Oracle OpenWorld 2017, Thomas Kurian stated that the vision at Oracle around analytics has changed quite considerably. He explained this change and the new vision using this slide. All kinds of data, all kinds of users, many more ways to present and visualize […]
Smarter and automated IT operations across the cloud and on premises with Oracle Management Cloud – seven offerings under one umbrella (and counting)
IT operations without a doubt is the most important aspect of IT. Operations is where all analysis, planning, design and implementation should come to fruition. That is where the real action is, where the real business value is achieved. The DevOps movement strives to bringing the design time and the […]
Talk of the Town at Oracle OpenWorld 2016: Machine Learning & Predictive Analytics
Talk of the town during Oracle OpenWorld 2016 definitely included the term Machine Learning. Machine learning was mentioned in every other session it seemed. Sometimes fully justified – and sometimes quite far fetched. Our working definition of Machine Learning for the purpose of this article: software using historic data to […]
Reflections after Oracle OpenWorld 2015 – Application Development
This article gives an overview of some of the most eye catching stories from Oracle OpenWorld 2015 around application development. It discusses traditional technology as well as the most recent introductions and cloud services. The main topics are JET, ADF, APEX, Forms, Developer Cloud Service and Application Builder Cloud Service. […]
Visualizations are far more than a pretty face on the cloud – highlights from Oracle OpenWorld 2015
Visualizations are probably the most effective way to convey information, insights and prompts for action to humans. We are not terribly good at quickly and correctly interpreting textual information that require sequential processing. Our brains however are very well equipped to rapidly interpret information presented in a well defined visualization. […]
How Fast Data Is Turned into Fast Information and Timely Action – Oracle OpenWorld 2014
At Oracle OpenWorld 2014, one of my presentations was about the world of real time information – derived from real time data (streaming data, events, big data on the move or fast data for short). In my presentation, I demonstrated and explained the use of the Oracle Event Processor for […]
The Making of the World Cup Football 2014 Match Center ADF & AngularJS/HTML5 Application
This blog-post accompanies the OTN Article Marrying the Worlds of ADF and HTML 5 – to provide some details about setting up the environment for the ADF & HTML5/AngularJS World Cup Football 2014 Match Center application and about some implementation details in this application. Development Environment In order to inspect […]
ADF DVT: Editor for easily creating custom base map definition files (hotspot editor)
Using a custom image as the base map for the ADF DVT Thematic Map component, such as is supported as of release 12.1.3, is very interesting. Visualization is extremely powerful for conveying complex aggregated information. Using maps to associate information with particular locations – using shape, color, size as well […]
ADF DVT: Creating a Thematic Map using a Custom Base Map with hotspots
One of the interesting new features in ADF DVT 12.1.3 is the option to use a custom image as the base map for the Thematic Map component. This enables us to visualize information and support interaction in a wide variety of visual contexts. The custom image we use can represent […]
ADF DVT – Past, present and future of ADF Data Visualization with Katarina Obradovic-Sarkic
On Thursday 14th of August, the AMIS office was the venue for a session for the ADF community. Oracle Product Manager Katarina Obradovic-Sarkic was the key presenter at an event dedicated to ADF DVT, the data visualization components in ADF. In this event, Katarina went over the many use cases […]
ADF 12.1.3 – Highlights in Data Visualization (DVT)
One of my favorite areas in ADF Faces always has been the Data Visualization [Tags] aka DVTs. I feel that we make far too little use of the power of visualization to present information and even call to action to our end user instead of raw data – as we […]
Using ADF DVT Bubble Chart to display the number of goals per match per city at the World Cup Football 2014
The final result – which is obtained in an incredibly easy manner – is shown in the next figure: The bubble chart shows bubbles per match. The X and Y coordinate of the match-bubble are taken as longitude and lattitude. That means, the bubbles are roughly laid out in the […]
ADF for the Enterprise and beyond – 3-day conference for senior developers and application architects
On May 21st, 22nd and 23rd – AMIS and Oracle join forces for a three day event around enterprise application development with Oracle Fusion Middleware. The event targets senior (ADF) developers and application architects. It addresses many of the themes currently or shortly relevant to any organization: multi device UI, […]
ADF DVT: Analyzing Financial Position of the European Football (Soccer) Leagues using Treemap
We all know a lot of money is involved with professional sports. One of Europe’s major sports is football (or soccer as some like to call it). A lot of money changes in hand in football. And it seems that the results are determined primarily by the money. The major […]
ADF DVT: Using the Tree Map visualization component – to compare relative sizes and distributions
The tree map component is one of those data visualization components that can tell an entire story through a simple picture. But of course that picture is anything but simple. And it is not even just a picture: it supports various forms of interaction such as drill down and popup. […]
ADF DVT: Using the Timeline component to visualize the recent history of an RSS feed
One recurring theme in my articles on ADF has been that end users usually do not care about data. They are interested in getting information that helps them answer questions, make decisions and take actions. Data may be the foundation, but information is to be derived from the data. One […]