HomeOverviewDownload PalamedesSupporting documentationFrequently asked questionsSubmit comments and questionsSubmit a bug reportNews and updates (last update: June 22, 2016Why "Palamedes"?About usOptions besides PalamedesDemos figure galleryModel Comparison ExamplesConfused about Weibull?Failed Fits?prinsvss2017

Figures produced by the Demo programs in the PalamedesDemos folder.

Click on any figure to see large versions of all figures produced by the Demo.

(Note that many of these programs will produce different results each time they are run. Programs are listed in alphabetical order).

PAL_AMPM_Demo: Psi adaptive method:

PsiMarginal_2.jpg

PAL_AMRF_Demo: 'Running fit' adaptive method (e.g., Quest):

PAL_AMRF_Demo.jpg

PAL_AMUD_Demo: up/down adaptive method:

PAL_AMUD_Demo.jpg

PAL_MLDS_Demo: Maximum-likelihood Difference Scaling:

PAL_MLDS_Demo.jpg

PAL_PFBA_Demo: Bayesian Fit of Psychometric Function:

PAL_PFBA_Demo1thumb.jpg

PAL_PFBA_Demo2thumb.jpg 

PAL_PFLR_Demo: Fits two Psychometric Functions simultaneously and statistically compares models (e.g., thresholds differ?):

PAL_PFLR_DEMO_Figure2.jpg

PAL_PFLR_FourGroup_Demo: Fits multiple conditions simultaneously and performs trend analysis on pattern of thresholds:

PAL_PFLR_FourGroup_Demo_Figure3.jpg

PAL_PFLR_CustomDefine_Demo: Reparametrizes parameters to test whether learning curves differ between two tasks:
 

PAL_PFLR_CustomDefine3.jpg

PAL_PFLR_LearningCurve_Demo: Tests whether thresholds deviate significantly from learning curve 
 
 
learningcurve.jpg

PAL_PFML_Demo: Single Psychometric Function fit:

PAL_PFML_Demo.jpg

PAL_PFML_SearchGrid_Demo: PAL_PFML_Fit performs a brute-force search to find seeds for iterative Simplex search:

PAL_PFML_SearchGrid_Demo_1.jpg

PAL_SDT_DPtoPCacrossM_Demo:  proportion correct as a function of number of alternatives, M, for a d' (d-prime) of 1, for three different forced-choice tasks

PAL_SDT_DPtoPCacrossM_Demo.jpg

PAL_SDT_DPtoPCcomparison_Demo: proportion correct as a function of d' (d-prime) for four different tasks.

PAL_SDT_DPtoPCcomparison.jpg

PAL_SDT_PCtoDPcomparison_Demo: d' (d-prime) as a function of proportion correct for four tasks.

PAL_SDT_PCtoDPcomparison.jpg

PAL_SDT_ROCML_Demo: Fitting of ROC (Receiver Operating Characteristic) curves.

test.jpg
 
 PAL_SDT_PF_Demo:  Shows the fit of an SDT model to a psychometric function
 
 
PAL_SDT_PF_Demo.jpg

 

PAL_SDT_PSvAS_3PFmultipleFit_demo: Shows fits of both additive and probability summation models to three psychometric functions

 

PAL_SDT_PSvAS_3PFmultipleFit_Demo.jpg 

 

PAL_SDT_PSvAS_SummSquare_Demo: Shows the fit of both additive and probability summation models to five psychometric functions, with thresholds and model fits displayed in a summation square

 

PAL_SDT_PSvAS_SummSquare_Demo.jpg