Diffuse terahertz spectroscopy in turbid media using a wavelet-based bimodality spectral analysis
Current terahertz (THz) spectroscopy techniques only use the coherent light beam for
spectral imaging. In the presence of electromagnetic scattering, however, the scattering …
spectral imaging. In the presence of electromagnetic scattering, however, the scattering …
Triage of in vivo burn injuries and prediction of wound healing outcome using neural networks and modeling of the terahertz permittivity based on the double Debye …
The initial assessment of the depth of a burn injury during triage forms the basis for
determination of the course of the clinical treatment plan. However, severe skin burns are …
determination of the course of the clinical treatment plan. However, severe skin burns are …
Terahertz phasr scanner with 2 khz, 100 ps time-domain trace acquisition rate and an extended field-of-view based on a heliostat design
Recently, we introduced a Portable HAndheld Spectral Reflection (PHASR) Scanner to
allow terahertz time-domain spectroscopic (THz-TDS) imaging in clinical and industrial …
allow terahertz time-domain spectroscopic (THz-TDS) imaging in clinical and industrial …
Terahertz portable handheld spectral reflection (phasr) scanner
We report on the development and characterization of a handheld terahertz (THz) time-
domain spectroscopic scanner for broadband imaging between approximately 0.25 and …
domain spectroscopic scanner for broadband imaging between approximately 0.25 and …
Accurate and early prediction of the wound healing outcome of burn injuries using the wavelet Shannon entropy of terahertz time-domain waveforms
Significance Severe burn injuries cause significant hypermetabolic alterations that are
highly dynamic, hard to predict, and require acute and critical care. The clinical assessments …
highly dynamic, hard to predict, and require acute and critical care. The clinical assessments …
Polarimetric imaging of back-scattered terahertz speckle fields using a portable scanner
Speckle patterns observed in coherent optical imaging reflect important characteristic
information of the scattering object. To capture speckle patterns, angular resolved or oblique …
information of the scattering object. To capture speckle patterns, angular resolved or oblique …
Chemical identification in the specular and off-specular rough-surface scattered terahertz spectra using wavelet shrinkage
We present the development and implementation of a novel wavelet shrinkage technique for
the retrieval of obscured characteristic resonant signatures in the scattered terahertz (THz) …
the retrieval of obscured characteristic resonant signatures in the scattered terahertz (THz) …
Translation-invariant zero-phase wavelet methods for feature extraction in terahertz time-domain spectroscopy
Wavelet transform is an important tool in the computational signal processing of terahertz
time-domain spectroscopy (THz-TDS) measurements. Despite its prevalence, the effects of …
time-domain spectroscopy (THz-TDS) measurements. Despite its prevalence, the effects of …
Deep neural network classification of in vivo burn injuries with different etiologies using terahertz time-domain spectral imaging
Thermal injuries can occur due to direct exposure to hot objects or liquids, flames, electricity,
solar energy and several other sources. If the resulting injury is a deep partial thickness …
solar energy and several other sources. If the resulting injury is a deep partial thickness …
Phase function effects on identification of terahertz spectral signatures using the discrete wavelet transform
ME Khani, DP Winebrenner… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
We describe the application of the discrete wavelet transform (DWT) in extracting the
characteristic absorption signatures of materials from terahertz reflection spectra. We …
characteristic absorption signatures of materials from terahertz reflection spectra. We …