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The new site is at http://psychometricon.net/libirt/
The new site is at http://psychometricon.net/libirt/
Library of functions to estimate the items and abilities from the responses of subjects to a questionnaire. The IRT models supported are the logistic model, the multivariate logistic model, the graded model and smoothing by penalization and kernel.
This is a versatile graph plotting software for windows.
It can plot graphs from user specified functions.
simple interface put the function and press draw.
no installation required.
Debuxxe is an open source personal grader (or judge system) written in VB6.0. It helps training students who participate in computer olympiad program or informatics contests. Users can add their problems to Debuxxe easily.
Our generous forever free tier includes the full platform, including the AI Assistant, for 3 users with 10k metrics, 50GB logs, and 50GB traces.
Built on open standards like Prometheus and OpenTelemetry, Grafana Cloud includes Kubernetes Monitoring, Application Observability, Incident Response, plus the AI-powered Grafana Assistant. Get started with our generous free tier today.