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Frequently Asked Questions about Decision Support Systems by Dan Power

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50 results for "robust model"

Question	Category	Date
What is a robust decision support quantitative model? by Daniel J. Power Editor, DSSResources.COM Some quantitative models provide very different results when assumptions are violated and when model ...	DSS Foundations	Apr 17, 2015
How important is a robust decision support capability? by Dan Power Editor, DSSResources.com A robust decision support capability is perhaps desirable. Robust means a decision support system (DSS) req...	DSS Foundations	Nov 10, 2013
What is ACID and BASE in database theory? by Daniel J. Power Editor, DSSResources.COM Data-driven and document-driven decision support systems derive functionality from data stores and da...	DSS Foundations	Oct 12, 2013
What are examples of routine decision support queries? by Dan Power Editor, DSSResources.com In the mid-1980s, the introduction of powerful relational database management systems (RDBMS) like Oracle ...	DSS Foundations	Jul 22, 2009
Can DSS help avoid hacking? by Daniel J. Power Editor, DSSResources.COM Maybe. One way to explore this question is to examine specific hacking examples and consider if DSS w...	DSS Foundations	Oct 15, 2018
How do predictive analytics support decision making? by Dan Power Editor, DSSResources.com Predictive analytics is a general term for using simple and complex models to support anticipatory decisio...	Building DSS	Jul 30, 2012
How can behavioral models be used for decision support? In the Ask Dan! of July 6, 2003 I discussed the question "How can simulation be used for decision support?" That column provided an overview...	Model-driven DSS	Aug 06, 2005
How do data storage strategies differ among uses? by Daniel J. Power Editor, DSSResources.COM Everything that happens is being digitized. Customers are data, processes are data, supply chains are...	DSS Foundations	Aug 13, 2018
How can simulation be used for decision support? Questions about using simulation for building a DSS are reasonably frequent in my Ask Dan! email. So this column has been in the works for some time, ...	Model-driven DSS	Aug 06, 2005
How can DSS help in crisis planning, response and management? This Ask Dan! is a follow-up to a column written in August 2003. My goal is to discuss "some of the more creative and practical things we can u...	Crisis Management	Aug 16, 2005
What are examples of decision support systems in global enterprises? Dan Power Editor, DSSResources.COM This Ask Dan! continues the discussion of decision support in global enterprises (see DSS News of January 29,...	DSS Applications	Oct 22, 2006
How is Six Sigma related to DSS? For some readers Six Sigma may seem totally unrelated to Decision Support Systems. Others may not be quite certain what exactly "Six Sigma" ...	DSS Applications	Aug 07, 2005
How can managers improve security for decision support applications? by Daniel J. Power Editor, DSSResources.COM Decision support security is important. Managers and Information Systems staff must understand and ex...	DSS Theory	Apr 14, 2013
What is a decision support model? by Dan Power Editor, DSSResources.com In the realm of decision support, a model is a quantitative description of a phenomenon. A model replicates...	DSS Foundations	Jan 13, 2013
Did decision automation cause the subprime mortgage crisis? by Daniel J. Power Editor, DSSResources.COM Actions of greedy and naive people caused the crisis. People built and implemented the computerized d...	DSS Foundations	Sep 14, 2018
Why are quantitative models useful for decision support? by Dan Power Editor, DSSResources.com Managers need to understand the value that a quantitative model creates for decision making. By identifyin...	DSS Foundations	Jan 28, 2013
What is sustainability-based decision making? by Dan Power Editor, DSSResources.com Considering criteria related to sustainability when making routine or complex decisions can be termed sust...	DSS Foundations	May 28, 2014
What is predictive analytics? by Dan Power Editor, DSSResources.COM Predictive analytics involves systematic analysis of data using quantitative and statistical models to pr...	DSS Foundations	Jul 16, 2018
Is ETL software needed to build a model-driven DSS? by Daniel J. Power Editor, DSSResources.COM ETL refers to software used in the process of extracting data from a data source, transforming or alt...	Model-driven DSS	Apr 15, 2017
What is visual analytics? by Daniel J. Power Editor, DSSResources.COM Visual analytics combines automated analysis techniques with interactive visualisations to support de...	DSS Foundations	Jun 12, 2013
How are organizational decisions made? by Dan Power Editor, DSSResources.com One of the most debated and studied organizational decision processes is the decision making by President J...	DSS Foundations	Dec 24, 2010
What are the rules for building a successful model-driven DSS? by Dan Power Editor, DSSResources.COM It is important to discuss what impacts the success of computerized Decision Support Systems. My DSS bo...	Model-driven DSS	Oct 22, 2006
What is the theory of relational databases? by Dan Power Editor, DSSResources.com Relational databases organize data elements in clusters that are meaningful to users and useful for perform...	DSS Foundations	Apr 11, 2010
What is a data modeler? by Daniel J. Power Editor, DSSResources.COM In the era of rapidly expanding, diverse data, someone needs to identify patterns and regularities in...	DSS Foundations	Sep 21, 2015
What is the role of people in machine learning? by Daniel J. Power Editor, DSSResources.com Many tools exist for modeling data using machine learning (ML). The tools have been automated and the...	DSS Foundations	Jan 13, 2021
What decisions are appropriate for model-driven DSS? by Dan Power Editor, DSSResources.com Some decision problems occur across diverse businesses. Various approaches can be used to solve them depen...	Model-driven DSS	Dec 29, 2008
Is the technology acceptance model relevant to decision support? by Daniel Power Editor, DSSResources.com Substantial resources are expended building and installing decision support systems. Some guidance about...	DSS Foundations	Jul 31, 2016
What is/was IFPS? IFPS is an acronym for interactive financial planning system. My friend Paul Gray is an expert on financial planning systems and IFPS, and what I know...	Model-driven DSS	Aug 07, 2005
What technologies are used for decision automation? by Dan Power Editor, DSSResources.com Software and system designers can use a number of differing technologies to build a system to automate deci...	DSS Foundations	Jul 30, 2012
What are key database concepts for managers? by Dan Power Editor, DSSResources.com Managers need a basic understanding of computerized databases. Why? Because database systems provide the ke...	DSS Foundations	Jan 01, 2011
What is the evolution of decision support and analytics architectures? by Daniel J. Power Editor, DSSResources.COM During the past 70 years as new computing technologies have been developed, the computing architectur...	DSS Foundations	Dec 05, 2018
How does a Web-based DSS differ from a Web-enabled DSS? by Dan Power Editor, DSSResources.com In 1998, I noted that “when vendors propose a Web-based DSS they are referring to a computerized system...	DSS Foundations	Aug 06, 2005
What are the features of a model-driven DSS? by Dan Power Editor, DSSResources.com This is the final column about features of computerized decision support systems. The focus is on mod...	Model-driven DSS	Aug 09, 2008
How do decision-making models relate to the design and use of DSS? by Dan Power Editor, DSSResources.com Both descriptive and prescriptive quantitative decision making model asre important to understanding compu...	DSS Theory	Mar 07, 2015
What is Alter's DSS taxonomy? by Daniel J. Power Editor, DSSResources.com In the mid-1970s, the first wave of computerized decision support systems (DSS) became practical. St...	DSS Foundations	Jun 18, 2018
What is a flat data file? by Daniel J. Power Editor, DSSResources.com Data is stored in a number of formats. In the early years of computing, data was stored and retrieve...	DSS Foundations	Jul 10, 2017
Who are the major vendors of Excel add-in programs for building model-driven DSS? In an attempt to provide a comprehensive answer to this question, I visited the web sites of vendors listed on the Spreadsheet-based DSS vendor page a...	Model-driven DSS	Aug 07, 2005
What are various categories and classifications for decision support? by Daniel J. Power Editor, DSSResources.com Computerized decision support systems emerged in the 1960s with model-driven DSS. Decision Support Sys...	DSS Foundations	Mar 17, 2020
What is data mining and how is it related to DSS? by Daniel Power Editor, DSSResources.com Data mining is a data analysis innovation first discussed in the 1990s. "Big data" and analytics has led...	Knowledge-driven DSS	Nov 30, 2015
Does data modeling differ for a data-driven DSS? by Daniel J. Power Editor, DSSResources.COM Creating a data model is usually the beginning of a process to develop an information system linked to...	Data-driven DSS	Aug 29, 2015
What was the DSS News in October 2000? by Daniel Power Volume 1, issue number 12 of DSS News was published October 9, 2000. Then as now DSS News was a bi-weekly publication of DSSResourc...	DSS Foundations	Oct 11, 2020
What influences acceptance of decision support technologies? by Dan Power Editor, DSSResources.COM Acceptance is an important issue when implementing decision support capabilities especially those that ...	DSS Foundations	May 13, 2012
What is the best approach for organizing data? by Daniel J. Power Editor, DSSResources.COM In an information technology context, organizing means to arrange data in a coherent form and to syst...	DSS Foundations	Jul 25, 2013
What is the technology adoption curve? Is it relevant to DSS? by Daniel J. Power Editor, DSSResources.COM The technology adoption curve (TAC) is a theory about how individuals and organizations behave in impl...	DSS Theory	Dec 31, 2019
When is a group DSS most appropriate? by Dan Power Editor, DSSResources.com Communications-driven and model-driven group decision support systems (GDSS) help people overcome group com...	DSS Foundations	Aug 11, 2010
What if decision support is incorrect? by Dan Power Editor, DSSResources.COM Analytics and decision support are intended to improve decision making. Both types of systems commonly prov...	DSS Foundations	Apr 14, 2015
How does sensitivity analysis differ from "What if?" analysis? by Dan Power Editor, DSSResources.COM In the early days of decision support deployment, one of the major "selling points" of vendors and academ...	Model-driven DSS	Aug 30, 2014
What are the most common database design mistakes? by Daniel J. Power Editor, DSSResources.COM In a 2008 eWeek slide show, Brian Prince identified "The Most Common Database Design Mistakes." The l...	DSS Foundations	Aug 03, 2013
What is analytical processing? by Dan Power Editor, DSSResources.com Transforming data and summarizing it is a key task in many decision making situations. Once this task is co...	DSS Foundations	Feb 12, 2010
What are the main differences between GDSS and Groupware? Definition questions like this one are common in my email and on the DSSResources.COM Bulletin Board. Emma Gilmartin posted the above question on May ...	Group DSS	Aug 06, 2005

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