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A toolbox for generating multidimensional 3D objects with fine-controlled feature space: Quaddle 2.0.

Xuan Wen1,2, Leo Malchin3, Thilo Womelsdorf4,5,6

  • 1Department of Psychology, Vanderbilt University, Nashville, TN, 37240, USA. xuan.wen@vanderbilt.edu.

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This study introduces a Python toolbox for creating and controlling multidimensional 3D objects. This tool enhances visual research and game development by enabling efficient, customizable 3D object generation.

Keywords:
Augmented realityNaturalistic stimuliObject recognitionPsychophysical experimentsVideo gamesVirtual reality

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Area of Science:

  • Computer Vision
  • Human-Computer Interaction
  • Cognitive Science

Background:

  • Generating and controlling multidimensional 3D-rendered objects is crucial for vision research and gaming.
  • Existing methods face challenges in parametric control and efficient object generation.

Purpose of the Study:

  • To present a novel Python toolbox for the parametric control and efficient generation of multidimensional 3D-rendered objects.
  • To enable fine-tuning of object features and control over object similarity for research applications.

Main Methods:

  • Developed a toolbox defining objects as multidimensional feature vectors with adjustable dimensions (primary, secondary, accessory).
  • Integrated the toolbox with Blender for object creation and Python scripting for fine-tuning.
  • Utilized the gaming engine Unity to embed generated objects in a 3D-rendered augmented reality environment for a sequence learning task.

Main Results:

  • The toolbox allows for gradual morphing of features across multiple dimensions.
  • It enables precise control over feature similarity between generated objects.
  • Automated generation of multiple objects in 3D and 2D formats is supported.

Conclusions:

  • The toolbox provides efficient generation of multidimensional objects with fine-grained feature control.
  • It facilitates the creation of objects with controllable similarity, beneficial for visual cognitive research.
  • The system is suitable for developing immersive visual environments and augmented reality applications.