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  "Description": "Generate plots based on the Item Pool Visualization\nconcept for latent constructs. Item Pool Visualizations are\nused to display the conceptual structure of a set of items\n(self-report or psychometric). Dantlgraber, Stieger, & Reips\n(2019) <doi:10.1177/2059799119884283>.",
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      "page": "IPV",
      "title": "IPV: A package to create Item Pool Visualizations",
      "topics": [
        "IPV"
      ]
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      "title": "IPV estimation",
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      "title": "IPV expand",
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        "2. Generate model estimates",
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        "4. Customize IPV charts",
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        "4.4 Output file properties",
        "4.5 Showing sections of the chart (\"Screenshots\")",
        "4.6. Rotation and order",
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