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Measues of Agreement1 years ago
Assessment Design | Form Design | Simulation Experiment | Building the Confusion Matrix | The expected Confusion Matrix | Measuring agreement. | Unweighted Measures of Agreement | Raw Agreement | Goodman-Kruskal Lambda | Fleis-Cohen Kappa | Weighted versions | Exercise
Simulation Studies2 years ago
Netica Setup | Build the network for the test form. | Build the motif | The Simulation | Setup space for the simulation. | Simulate Proficiency Variables and observables | Evaluate the Form | Build Confusion Matrixes | Build Expected Confusion Matrixes | Try again with a longer test: | Redo the simulation | Using the built-in NetworkTester
Parameter Estimation2 years ago
Compensatory Model | True Model | Data Generation | Prior Model | Model fitting | Parameter Recovery | CPT Recovery
Reference Distributions2 years ago
Model setup | Reliability Model | Evidence Model | Simulation
Building Bayesian networks using regression3 years ago
Conditional Probability Frames and Arrays3 years ago
Conditional Probabilities over Discrete variables. | CPF | Graphics | CPA | Accessing data and metadata | Hyperdirichlet distribution | Scaling and Normalization | Generating Contingency Tables | Acknowledgements
Graphing Discrete Bayesian Networks3 years ago
u---title: "Graphing Discrete Bayesian Networks"output: rmarkdown::html_vignettevignette: >%\VignetteIndexEntry | Graphical utilities | Utility functions | Graphing Conditional Probability Tables | Results Graphs | WOE | Observable Characterisitic Plots | Tables
Tracking Scores Over Time3 years ago
Data Cleaning | First differences | Plots versus timestamps. Hard to see what is going on. | Working with discrete time. | Remaining Issues:
Installing EIEvent3 years ago
Setting up the Mongo Database | Installing and Launching Mongo | Create /usr/local/share/Proc4 | Configuring the Mongo database
Listener model for Interprocess Communication3 years ago
Observer Design Pattern | Listener Interface | message sets | Listener Types | Capture Listener | Injection Listener | Upsert Listener | Update Listener | Table Listener | ListenerSet | Managing listener collection | Logging messages | Registering Output | Configuration | Database connections | JSON configuration files
Four Process and Event Stream Architecture3 years ago
Two related architectures for scoring assessments | Proc4 | EventStream | Proc4 Message Format | QTI | xAPI | XES | Listeners and Message Queues | Listeners and Listener Sets | Using database collections as queues | Management | Process Control | Persistent User Data | Managing Consent | Cataloging Data
JSON for S4 Objects3 years ago
Example Class | Using toJSON to serialize an S4 class | The as.json and as.jlist functions. | The unparseData function | Building S4 objects from JSON | A better test | Saving and Restoring S4 objects to a mongo database.
Constructing Networks3 years ago
Using Bayesian Networks for Inference3 years ago
Netica License Keys3 years ago
Licensed and unlicensed version of the Netica API | Obtaining a License Code | Starting a Licensed Session
RNetica Internals3 years ago
Overview | License Considerations | License File | License Key | Persistant Objects | Active and Inactive Objects | R6 Objects and Environments | Finding Netica Objects from R Objects | Finding R Objects from Netica Objects | Linking C code | Loading Libraries | Registration | Error Handling | Compilation Structure | Downloading and Extracting Netica API | Using pkg-config | Linux: Link against reloaced so | Macos: install_name_tool | Windows: manually load DLL | POSIX Configuration: configure and autoconf | Windows Configuration: configure.win
Discrete Partial Credit Models3 years ago
DiBello Framework | Effective Thetas | Combination Functions | Compensatory | Conjunctive, Disjunctive | OffsetConjunctive, OffsetDisjunctive | Inhibitor | Link Functions | 2PL | Graded Response | Generalized Parial Credit | Multiple Combination Rules | Normal Offset | CPT construction Functions | DPC | Earlier Graded Response Functions | Other Models | Peanut Framework | References | Works Cited | List of Symbols | List of functions
Statistical Summaries of Conditional Probability Tables3 years ago
Dongle: A lightweight interface between EI, EA and AS processes and the Presentation Process4 years ago
Introduction | Proc4 Message Format | Mongo Database Schemas | AuthorizedApps Collection | Players Collection | Statistics Collection | Activities Collection | PHP communication Layer | Pulling statements from the learning record store. | Configuration | Configuration Files | Mongo Configuration | PHP Dongle Configuration | Event Loop Configuration | Acknowledgements