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RETRACTED: Khan et al. Norfloxacin Loaded Lipid Polymer Hybrid Nanoparticles for Oral Administration: Fabrication, Characterization, In Silico Modelling and Toxicity Evaluation. <i>Pharmaceutics</i> 2021, <i>13</i>, 1632.

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A Modified Dot-Pattern Moiré Fringe Topography Technique for Efficient Human Body Surface Analysis.

Muhammad Wasim1, Syed Talha Ahsan2, Lubaid Ahmed1

  • 1Department of Computer Science, UIT University, Karachi 75300, Pakistan.

Sensors (Basel, Switzerland)
|February 13, 2026
PubMed
Summary

This study introduces a novel dotted-based Moiré Fringe Topography method for accurate human body surface curvature analysis. This technique simplifies data acquisition and enhances precision in medical imaging applications.

Keywords:
moiré fringe topographyraster-stereographyspinal cordsurface screeningtrunk deformity

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Area of Science:

  • Biomedical Engineering
  • Medical Imaging
  • Topography

Background:

  • Raster-stereography and Moiré Fringe Topography are established surface screening methods.
  • These techniques are used in clinical settings for assessing body symmetry and deformities.
  • Traditional methods face accuracy issues due to line grid distortion and low contrast photography.

Purpose of the Study:

  • To present a modified, dotted-based Moiré Fringe Topography approach.
  • To offer a simpler, more accurate, and efficient method for recording human body surface curvatures.
  • To overcome limitations of traditional line-grid Moiré techniques.

Main Methods:

  • Development of a dotted-based Moiré Fringe Topography construction.
  • Utilizing a Single-Photon Avalanche Diode (SPAD) image sensor for Moiré pattern capture.
  • Modification of traditional Moiré Fringe Topography for improved surface analysis.

Main Results:

  • The proposed technique simplifies the data acquisition process.
  • Enhanced precision in human body surface curvature detection.
  • Reduced complexity and improved efficiency in topographic analysis.

Conclusions:

  • The dotted-based Moiré Fringe Topography offers a superior alternative to traditional methods.
  • This approach enhances accuracy and efficiency in capturing surface curvatures.
  • The technique shows promise for various medical and clinical applications.