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Haijiang Qin

5 packages On CRAN since Feb 2024 (2 years) · last active 3 days ago 0009-0000-6721-5653

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744

Last 30 days

3.4K

Last 90 days

10.9K

Last year

Average trend: -52.9% (30d vs prior 30d)

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Portfolio Check Status

Aggregate CRAN check results across 5 maintained packages.

3

ERROR

5

NOTE

55

OK

Recent Activity

ForceChoice new v1.0.0 Jul 30, 2026

Forced-Choice Modeling Based on Item Response Theory and Cognitive Diagnostic Models

LCPA updated v1.0.2 Apr 10, 2026

A General Framework for Latent Classify and Profile Analysis

LSTMfactors new v1.0.0 Mar 10, 2026

Determining the Number of Factors in Exploratory Factor Analysis by LSTM

LCPA updated v1.0.1 Feb 26, 2026

A General Framework for Latent Classify and Profile Analysis

LCPA new v1.0.0 Jan 21, 2026

A General Framework for Latent Classify and Profile Analysis

Qval updated v1.2.4 Nov 24, 2025

The Q-Matrix Validation Methods Framework

EFAfactors updated v1.2.4 Oct 13, 2025

Determining the Number of Factors in Exploratory Factor Analysis

EFAfactors updated v1.2.3 Jun 13, 2025

Determining the Number of Factors in Exploratory Factor Analysis

Qval updated v1.2.3 Jun 1, 2025

The Q-Matrix Validation Methods Framework

Qval updated v1.2.2 May 1, 2025

The Q-Matrix Validation Methods Framework

Maintained Packages

5 packages

Package Version
EFAfactors 1.2.4
LCPA 1.0.2
Qval 1.2.4
LSTMfactors 1.0.0
ForceChoice 1.0.0

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