Changes between Version 12 and Version 13 of UWSummerStatsWorkshop


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Timestamp:
Jul 22, 2015, 6:01:03 PM (9 years ago)
Author:
iovercast
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  • UWSummerStatsWorkshop

    v12 v13  
    117117 * Simulated annealing 
    118118  * Chains with exponent modifiers x > 1 
     119 
     120=== SISG 22 - Bayesian Stats === 
     121[http://www.stat.washington.edu/people/pdhoff/ Peter Hoff] & Jon Wakefield 
     122 
     123[https://catalyst.uw.edu/workspace/pdhoff/50924 Lecture notes and materials] 
     124=== Wednesday PM1 === 
     125* Probability as belief or information, quantifying uncertainty. 
     126 * Information / uncertainty, are they 1-to-1? There is a relationship between information and proability. 
     127  * "There's good induction, and there's bad induction." 
     128  * "We'll talk about, at the end, what to do if you don't have any beliefs." 
     129 * Y-axis of beta distribution is a probability density, a dimensionless quantity. 
     130 * '''Posterior expectation is the weighted average of the data mean + prior mean. Lots of data makes posterior expectation closer to data mean, less data makes posterior closer to prior mean. o_O''' 
     131 * Probability of rare events/Predictive models 
     132 * Prior distribution: Idealistic vs realistic, capture the gross features about the priors... 
     133 * ML tends to overfit to the data when you have a large parameter space relative to the sample size...  
     134=== Wednesday PM2 === 
     135*  
     136 
    119137==== quotes ==== 
    120138* "Out of all the tomorrows we might experience...." 
     
    125143* "How to specify your prior: look into your heart and think about what you know." 
    126144* "You're going to be wrong whatever you do. These are cartoons of reality, none of these models are right." 
     145* "There's only one tomorrow, or maybe there are many tomorrows... Every day is a new tomorrow."