VideoLectures.Net
Posted by Armando Brito Mendes | Filed under estatística, Investigação Operacional, matemática, materiais ensino
montes de vídeos sobre imensos temas
VideoLectures.NET is a free and open access educational video lectures repository. The lectures are given by distinguished scholars and scientists at the most important and prominent events like conferences, summer schools, workshops and science promotional events from many fields of Science. All lectures, accompanying documents, information and links are systematically selected and classified through the editorial process taking into account also users’ comments.
Tags: data mining, grafos, inferência, inquéritos, intro IO, otimização, previsão, problemas
Data Preservation Alliance for the Social Sciences (Data-PASS)
Posted by Armando Brito Mendes | Filed under data sets
dados de inquéritos essencialmente
The Data Preservation Alliance for the Social Sciences (Data-PASS) is a voluntary partnership of organizations created to archive, catalog and preserve data used for social science research. Examples of social science data include: opinion polls; voting records; surveys on family growth and income; social network data; government statistics and indices; and GIS data measuring human activity.
Tags: inquéritos
The Zero Saga
Posted by Armando Brito Mendes | Filed under Investigação Operacional, matemática
debate um erro comum em IO x/zero=infinito
- Introduction
- A Common Fallacy
- Dividing by Zero Can Get You into Trouble!
- A Sample of the Grown-ups’ Arguments Insisting on Dividing by Zero
- What About Taking the Limit?
- Educating the Educators
- Act of Dividing by Zero Is a Meaningless Operation: Forget Its Result
- Origin of the Common Fallacy: Dividing by Zero
- The Need for Numbers
- The Two Notions of Zero
- Is Zero Either Positive or Negative?
- Is Zero an Even or Odd Number?
- Zero is “not there”
- Is 1 a Number or Just a “Unit” for Counting?
- Origin of Infinity and its Symbol
- Other Apparent Difficulties with Zero
- Descartes’ Representations of Numbers
- Mathematics Is for Unification and Extensions
- Genealogy of Rational and Irrational Numbers
- The Two Numbers Nature Cares Most: Inventions or Discoveries
- Equation: Its Structure, Roots, and Solutions
- SQRT(4) = +2, and – 2 right? Misplacement of the Sign
- 1 = 2 right? Confusions between Continuous and Discrete Variables
- 1 = 5 right? Confusions between Numbers and Operations
- Recurring Fractions Are Rational Numbers: Confusions between Series and Their Limits
- IEEE Special Floating Point
- 0 = 1 right?
- From Finger Numbers to Computer: The Most Fascinating Journey
- Errant Views and Calculator-assisted Experiment
- Notes, Further Readings, and References
- A Collection of JavaScript E-labs Learning Objects
Europe Mirror Site Collection
Tags: definição, otimização
ACM SIGKDD Webcasts
Posted by Armando Brito Mendes | Filed under materiais ensino
Ficheiros de som com explicações sobre data mining
A Tutorial on Learning Causal Influences
Exploring the Power of Links in Data Mining
Mining High-Throughput Biological Data
Towards Web-Scale Information Extraction
Tags: bioinformatica, captura de conhecimento, data mining
KDD Cup Center
Posted by Armando Brito Mendes | Filed under data sets
Annual Data Mining and Knowledge Discovery competition with Data
- KDD-Cup 2010 – Student performance evaluation
- KDD-Cup 2009 – Customer relationship prediction
- KDD-Cup 2008 – Breast cancer
- KDD-Cup 2007 – Consumer recommendations
- KDD-Cup 2006 – Pulmonary embolisms detection from image data
- KDD-Cup 2005 – Internet user search query categorization
- KDD-Cup 2004 – Particle physics; plus protein homology prediction
- KDD-Cup 2003 – Network mining and usage log analysis
- KDD-Cup 2002 – BioMed document; plus gene role classification
- KDD-Cup 2001 – Molecular bioactivity; plus protein locale prediction
- KDD-Cup 2000 – Online retailer website clickstream analysis
- KDD-Cup 1999 – Computer network intrusion detection
- KDD-Cup 1998 – Direct marketing for profit optimization
- KDD-Cup 1997 – Direct marketing for lift curve optimization
Tags: captura de conhecimento, data mining
Linear Optimization with Applications
Posted by Armando Brito Mendes | Filed under Investigação Operacional, matemática, materiais ensino
Uma boa página sobre programação linear
- Introduction & Summary
- Optimization-Modeling Process
- Ingredients of Optimization Problems and Their Classification
- Linear Programming (LP)
- Dual Problem: Its Construction and Economics Implications
- Learning From the Optimal Strategy
- Goal-Seeking Problem
- Exercise Your Knowledge to Enhance What You Have Learned (PDF)
- Linear Optimization Solvers to Download (free-of-charge),
Tags: otimização, problemas
Tools for Decision Analysis
Posted by Armando Brito Mendes | Filed under estatística, Investigação Operacional, materiais ensino
Teoria de Decisão
- Introduction & Summary
- Probabilistic Modeling: From Data to a Decisive Knowledge
- Decision Analysis: Making Justifiable, Defensible Decisions
- Elements of Decision Analysis Models
- Decision Making Under Pure Uncertainty: Materials are presented in the context of Financial Portfolio Selections.
- Limitations of Decision Making under Pure Uncertainty
- Coping with Uncertainties
- Decision Making Under Risk: Presentation is in the context of Financial Portfolio Selections under risk.
- Making a Better Decision by Buying Reliable Information: Applications are drawn from Marketing a New Product.
- Decision Tree and Influence Diagram
- Why Managers Seek the Advice From Consulting Firms
- Revising Your Expectation and its Risk
- Determination of the Decision-Maker’s Utility
- Utility Function Representations with Applications
- A Classification of Decision Maker’s Relative Attitudes Toward Risk and Its Impact
- The Discovery and Management of Losses
- Risk: The Four Letters Word
- Decision’s Factors-Prioritization & Stability Analysis
- Optimal Decision Making Process
- JavaScript E-labs Learning Objects
- A Critical Panoramic View of Classical Decision Analysis
- Exercise Your Knowledge to Enhance What You Have Learned (PDF)
- Appendex: A Collection of Keywords and Phrases
Tags: intro IO
Leadership Decision Making
Posted by Armando Brito Mendes | Filed under Investigação Operacional, materiais ensino
Leadership Decision Making
- Introduction and Summary
- How People Avoid Making Serious Decisions
- When One Should Not Make Serious Decisions
- How to Make Good Decisions
- Decisions Concerning Personal Life
- Problem of Determination of Values and Rank among Values
- Thinkable Decisions and the Economy of Strategic Thinking
- What Is Man? Man Has No Nature, But Has History
- How the Mind Works: From Deciding to Action
- How to Distinguish among Rumor, Belief, Opinion, and Fact
- Leadership versus Managerial’s Duties and Styles
- Cognitive Decision Making
- Behavioral Decision Making
- Ethics and Decision Making
- Leadership in a Diverse and Multicultural Environmen
- Human Side of Decision Making
- Personal and Public Views of Rationality
- Human Understanding in a Historical Context
- General Further Readings
- Appendex: A Collection of Keywords and Phrases
Tags: captura de conhecimento, intro IO
Introduction to the Science of Making Decisions
Posted by Armando Brito Mendes | Filed under Investigação Operacional, materiais ensino
introdução às Ciências de Decisão
- Introduction and Summary
- Operations Research, Management Science,
Decision Science, and Success Science (OR/MS/DS/SS) - What Is OR/MS/DS/SS?
- Historical Needs for OR/MS/DS/SS
- The Nature and Meaning of OR/MS/DS/SS
- The Methodology of OR/MS/DS/SS
- The Prototype Applications
- Flexibility and Variety of Careers in OR/MS/DS/SS
- The Multidisciplinary and Interdisciplinary Nature OR/MS/DS/SS:
- Multi-perspective Modeling Process
- Classifications of Models: Mechanical, Mental/Verbal, Analytical, and Simulation Models
- From Mental Modeling to Analytical Modeling
- Decision-Maker’s Environment
- Modeling Is At the Heart of Decision-Making Process
- Analytical Modeling Process for Decision-Making
- Decision-Making Process in Organizations: Dynamic Strategic Plan
- The Difficulties of Analytical Modeling Process
- Modeling Validation Process
- Cost Considerations and Time Discounting Rate Factor
- Why Analytical Modeling?
- A Guide to Carrying Out the Modeling Process
- The Gaps between Modeling and Implementation
- The Becoming of a Management Scientist
Tags: intro IO
InformaWorld livros e artigos
Posted by Armando Brito Mendes | Filed under materiais ensino, refs bibliográficas
informaWorld
Browse resources in the following subject areas:
