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Updated: Jul 10, 2026
05:48
How to Build a Dichoptic Presentation System That Includes an Eye Tracker
Published on: September 6, 2017
A unified paradigm for scalable multi-projector displays.
Niranjan Damera-Venkata1, Nelson Chang, Jeffrey DiCarlo
1Hewlett-Packard Laboratories, Palo Alto, CA, USA. niranjan.damera-venkata@hp.com
IEEE Transactions on Visualization and Computer Graphics
|October 31, 2007
Summary
We developed a flexible framework to optimize multi-projector displays, improving visual quality for tiled, superimposed, or combined setups without manual tuning. This enables robust, high-resolution, and cost-effective large-scale visualizations.
Area of Science:
- Computer Vision
- Display Technology
- Image Processing
Background:
- Scalable multi-projector displays are crucial for large-scale visualization.
- Optimizing visual quality across multiple projectors often requires complex manual adjustments.
- Existing methods for projector blending and superimposition have limitations.
Purpose of the Study:
- To present a general, unified framework for modeling and optimizing scalable multi-projector display systems.
- To develop algorithms for robustly optimizing visual quality (brightness, contrast, resolution) without manual intervention.
- To demonstrate the framework's versatility across different multi-projector configurations.
Main Methods:
- Developed a general framework for multi-projector display modeling and optimization.
- Derived algorithms for automatic visual quality optimization.
- Validated the framework for tiled, superimposed, and combined projector arrangements.
Main Results:
- The framework automatically generates superior blending maps for tiled projectors compared to state-of-the-art methods.
- Achieved high-resolution images exceeding component projector limits in superimposed configurations.
- Successfully integrated features of both tiled and superimposed paradigms in combined setups.
- Demonstrated real-time, high-resolution video support on commodity hardware.
Conclusions:
- The proposed framework offers a unified, configuration-agnostic approach to multi-projector display optimization.
- Enables robust, high-quality, and efficient large-scale visualization systems.
- Supports inexpensive, flexible, and compelling display solutions.
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