Code from NTIA

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45 repositories

NRMetricFramework
Public
Open software framework for collaborative development of no reference image and video quality metrics
MATLAB
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Other
•5•25•3•2•Updated Nov 4, 2025Nov 4, 2025
Audio-FD-SNRs
Public
MATLAB tools that calculate frequency-domain (FD) (e.g., magnitude, phase, real, imaginary) signal-to-noise ratios (SNRs). Example applications include measuring audio restoration and visualizing inconsistent representations across iterations of the Griffin-Lim Algorithm (GLA).
MATLAB
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Other
•0•0•0•0•Updated Oct 8, 2025Oct 8, 2025
sigmf-ns-ntia
Public
A SigMF namespace extension for the National Telecommunications and Information Administration (NTIA).
spectrum metadata monitoring sdr scos sigmf
Java
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Other
•9•9•2•0•Updated Sep 24, 2025Sep 24, 2025
itm-longley-rice-dev
Public
ITS Irregular Terrain Model (Longley-Rice)
Fortran
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Other
•5•1•0•0•Updated Aug 20, 2025Aug 20, 2025
alignnet
Public
Train no-reference speech quality estimators with multiple datasets via learned, per-dataset alignments.
machine-learning subjective-tests listening-experiment speech-quality speech-quality-evaluation corpus-effect no-reference-audio-quality-assessment
Python
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Other
•0•18•0•0•Updated Aug 1, 2025Aug 1, 2025
propagation-library-wiki
Public
Wiki for NTIA/ITS Propagation Library, built with Quarto and GitHub Pages
python csharp cpp dotnet matlab propagation quarto
JavaScript
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Other
•1•6•0•2•Updated Jul 23, 2025Jul 23, 2025
scos-actions
Public
Base repository for creating new actions for scos-sensor and supporting new hardware.
Python
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Other
•2•3•6•0•Updated Jun 17, 2025Jun 17, 2025
LFMF
Public
NTIA/ITS C++ implementation of Low Frequency / Medium Frequency (LF/MF) Propagation Model. The LF/MF model predicts basic transmission loss in the frequency range 0.01 - 30 MHz for propagation paths over a smooth Earth and antenna heights less than 50 meters.
spectrum cpp propagation telecommunications proplib lfmf
C++
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Other
•8•8•2•0•Updated Jun 10, 2025Jun 10, 2025
LFMF-python
Public
Python wrapper for the NTIA/ITS implementation of the Low Frequency / Medium Frequency (LF/MF) Propagation Model. LF/MF predicts basic transmission loss in the frequency range 0.01 - 30 MHz for propagation paths over a smooth Earth and antenna heights less than 50 meters.
python spectrum antenna propagation proplib lfmf
Python
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Other
•0•3•0•0•Updated Jun 4, 2025Jun 4, 2025
LFMF-test-data
Public
This repository contains a dataset used to test the NTIA/ITS implementations of the Low Frequency / Medium Frequency (LF/MF) Propagation Model.
propagation proplib lfmf
0•1•0•0•Updated Jun 4, 2025Jun 4, 2025
scos-sensor
Public
NTIA/ITS Spectrum Monitoring SCOS sensor reference implementation
python django sdr ieee rf
JavaScript
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Other
•15•22•8•14•Updated May 8, 2025May 8, 2025
scos-tekrsa
Public
Plugin for SCOS Sensor which adds support for Tektronix RSA spectrum analyzers
python spectrum-analyzer sdr ieee rf tektronix scos
Python
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Other
•2•1•0•0•Updated May 6, 2025May 6, 2025
itm
Public
ITS Irregular Terrain Model (ITM), which predicts terrestrial radiowave propagation for frequencies between 20 MHz and 20 GHz based on electromagnetic theory and empirical models developed by Anita Longley and Phil Rice.
spectrum rice cpp propagation itm proplib longley
C++
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Other
•31•61•5•2•Updated Apr 10, 2025Apr 10, 2025
scos-usrp
Public
USRP support for scos-sensor
Python
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Other
•3•2•2•2•Updated Feb 21, 2025Feb 21, 2025
p2108-python
Public
Python wrapper for U.S. Reference Software Implementation of Recommendation ITU-R P.2108
python spectrum itu propagation clutter proplib p2108
Python
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Other
•0•1•0•0•Updated Feb 6, 2025Feb 6, 2025
p2108
Public
NTIA/ITS implementation of Recommendation ITU-R P.2108. This Recommendation contains three methods for the prediction of clutter loss: the Height Gain Terminal Correction Model, the Terrestrial Statistical Model, and the Aeronautical Statistical Model.
spectrum cpp itu propagation clutter proplib
C++
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Other
•0•5•0•0•Updated Jan 23, 2025Jan 23, 2025
tekrsa-api-wrap
Public
A wrapper for the Tektronix RSA API for Linux, which streamlines control of Tektronix RSA devices using Python.
python linux api-wrapper spectrum-analyzer sdr rf tektronix software-defined-radio spectrum-management scos
Python
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Other
•2•5•1•0•Updated Jan 10, 2025Jan 10, 2025
ILM
Public
The Irregular Lunar Model
C++
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Other
•2•2•0•1•Updated Jan 7, 2025Jan 7, 2025
p2108-test-data
Public
This repository contains a dataset used to test the NTIA/ITS implementations of Recommendation ITU-R P.2108.
propagation proplib p2108
0•0•0•0•Updated Dec 12, 2024Dec 12, 2024
p528
Public
U.S. reference implementation of Recommendation ITU-R P.528 providing propagation path loss predictions for aeronautical mobile and radionavigation services using the VHF, UHF, and SHF bands
csharp cpp itu propagation
C++
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Other
•19•29•3•2•Updated Sep 27, 2024Sep 27, 2024
Preselector
Public
A general software API to interface with RF preselectors.
Python
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Other
•0•1•1•1•Updated Sep 6, 2024Sep 6, 2024
vqm
Public
Video Quality Metrics
video-quality video-quality-assessment
MATLAB
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Other
•10•46•0•0•Updated Aug 12, 2024Aug 12, 2024
FMS
Public
Code that implements the fixed-size modulation spectrum (FMS), which is a perceptually-relevant, fixed-size representation for an audio (.wav) file.
Python
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Other
•0•0•0•0•Updated Aug 12, 2024Aug 12, 2024
Compound_Radar_Waveforms-Data
Public
Data used by NTIA/ITS TR-23-566 Examining the Effects of Resolution Bandwidth when Measuring Compound Radar Waveforms.
resolution data radar waveform bandwidth measurement stepped p0n q3n
1•1•0•0•Updated Jun 20, 2024Jun 20, 2024
sigmf-python
Public
Python
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GNU Lesser General Public License v3.0
•25•1•0•2•Updated May 21, 2024May 21, 2024
sdrcalibrator
Public
Code repository for characterizing and calibrating SDRs.
Python
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Other
•0•2•0•0•Updated May 16, 2024May 16, 2024
5G_Aerial_RF_Radiation_Data
Public
Measured airborne radiation patterns around 5G MIMO gNodeB base station transmitters.
data radar altimeter emc 5g mimo 5g-nr airborne-data ji-frai radalt
3•3•0•0•Updated Mar 14, 2024Mar 14, 2024
if77-gierhart-johnson
Public
IF-77 Air-to-Ground Propagation Model (Gierhart-Johnson)
fortran propagation
Fortran
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Other
•5•12•0•0•Updated Feb 2, 2024Feb 2, 2024
ehata
Public
The Extended Hata (eHata) Urban Propagation Model
csharp cpp propagation
C++
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Other
•8•20•0•0•Updated Feb 2, 2024Feb 2, 2024
p528-gui
Public
A graphical user interface application for Recommendation ITU-R P.528
csharp dotnet itu propagation
C#
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Other
•1•9•0•0•Updated Feb 2, 2024Feb 2, 2024