{"id":20098481,"url":"https://github.com/isla-uh/libquantum","last_synced_at":"2026-02-19T16:33:23.988Z","repository":{"id":37615614,"uuid":"300760915","full_name":"ISLA-UH/libquantum","owner":"ISLA-UH","description":"Standardized Gabor atom representations with minimal time-frequency uncertainty.","archived":false,"fork":false,"pushed_at":"2024-07-10T20:10:38.000Z","size":1358,"stargazers_count":3,"open_issues_count":0,"forks_count":0,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-12-06T13:16:31.411Z","etag":null,"topics":["acoustics","atoms","entropy","gabor","oscillations","sound","time-frequency-analysis","vibration"],"latest_commit_sha":null,"homepage":"https://pypi.org/project/libquantum/","language":"Python","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"apache-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/ISLA-UH.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null}},"created_at":"2020-10-02T23:55:23.000Z","updated_at":"2024-08-18T03:58:41.000Z","dependencies_parsed_at":"2023-11-08T00:52:11.357Z","dependency_job_id":"9d1501c8-369d-4729-a692-b02efb530f85","html_url":"https://github.com/ISLA-UH/libquantum","commit_stats":null,"previous_names":["isla-uh/libquantum","redvoxinc/libquantum"],"tags_count":43,"template":false,"template_full_name":null,"purl":"pkg:github/ISLA-UH/libquantum","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ISLA-UH%2Flibquantum","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ISLA-UH%2Flibquantum/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ISLA-UH%2Flibquantum/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ISLA-UH%2Flibquantum/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ISLA-UH","download_url":"https://codeload.github.com/ISLA-UH/libquantum/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ISLA-UH%2Flibquantum/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":29622013,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-02-19T13:04:20.082Z","status":"ssl_error","status_checked_at":"2026-02-19T13:03:33.775Z","response_time":117,"last_error":"SSL_connect returned=1 errno=0 peeraddr=140.82.121.6:443 state=error: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["acoustics","atoms","entropy","gabor","oscillations","sound","time-frequency-analysis","vibration"],"created_at":"2024-11-13T17:04:01.070Z","updated_at":"2026-02-19T16:33:23.955Z","avatar_url":"https://github.com/ISLA-UH.png","language":"Python","funding_links":[],"categories":[],"sub_categories":[],"readme":"# libquantum\n\n### Description\nStandardized time-frequency representations \nbuilt on Gabor uncertainty principle for \nlogarithmic constant Q base 2 (binary) frequency bands \nof quantized order N.\n\nNOTE: \nRequirements upgraded to run on Apple M1 Silicon chip \nwith the RedVox SDK version 3.1.0 or later. Please read the notes on requirements.txt\n\nRefer to the open access publications:\n\n- [Garces (2020), Quantized Constant-Q Gabor Atoms for \nSparse Binary Representations of Cyber-Physical Signatures](https://www.mdpi.com/1099-4300/22/9/936)\n\n- [Garces (2013), On Infrasound Standards, Part 1 Time, Frequency, and Energy Scaling](https://m.scirp.org/papers/abstract/33802)\n\n\nFor the GT blast pulse, refer to:\n\n- [Garcés, M. A. (2019). Explosion Source Models,\nChapter in Infrasound Monitoring for Atmospheric Studies,\nSecond Edition, Springer](https://www.springer.com/gp/book/9783319751382)\n\n- [Schnurr, J. M., K. Kim, M. A. Garcés, A. Rodgers (2020). \nImproved parametric models for explosion pressure signals \nderived from large datasets, \nSeism. Res. Lett.](https://pubs.geoscienceworld.org/ssa/srl/article-abstract/91/3/1752/582897/Improved-Parametric-Models-for-Explosion-Pressure?redirectedFrom=fulltext)\n\n- [Kim, K, A. R. Rodgers, M. A. Garces, and S. C. Myers (2021).\nEmpirical Acoustic Source Model for Chemical Explosions in Air,\nBulletin of the Seismological Society of America](https://pubs.geoscienceworld.org/ssa/bssa/article-abstract/doi/10.1785/0120210030/600721/Empirical-Acoustic-Source-Model-for-Chemical?redirectedFrom=fulltext)\n\nRecommended reading in chronological order:\n- Gabor, D. Theory of Communication, Part 3. Electr. Eng. 1946, 93, 445–457.\n- Shannon, C.E. The Mathematical Theory of Communication; University of Illinois Press: Urbana, IL, USA, 1998; [1949 first ed].\n- Harris, F. J. On the Use of Windows for Harmonic Analysis with the Discrete Fourier Transform, Proceedings of the IEEE, 1978, 66 (1), 51-83.\n- Cohen, L. Time-Frequency Analysis, Prentice-Hall, NI 07458, 1995.\n- Stockwell, R. G., Mansina, L, and R. P. Lowe. Localization of the Complex Spectrum: The S Transform. Signal Processing, IEEE Transactions, 1996, 44 no. 4, 998-1001.\n- Mallat, S. A Wavelet Tour of Signal Processing: The Sparse Way, 3rd ed.; Academic Press: Cambridge, MA, USA, 2009 [1998 first ed].\n\n\n\n### Installation\n\n```shell script\npip install libquantum\n```\nMore details in the [Installation guide](https://github.com/RedVoxInc/libquantum/blob/master/docs/libquantum/intallation.md#libquantum-installation).\n\n### Examples\nFull examples can be found in the [examples documentation](https://github.com/RedVoxInc/libquantum/blob/master/docs/libquantum/examples.md#examples-using-libquantum).\n\n### API Documentation\nCheck the [API Documentation](https://redvoxinc.github.io/libquantum).\n\n### Resources\n\n- Found an issue? Submit a [bug report](https://github.com/RedVoxInc/libquantum/issues).\n- [Apache License](https://github.com/RedVoxInc/libquantum/blob/master/LICENSE)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fisla-uh%2Flibquantum","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fisla-uh%2Flibquantum","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fisla-uh%2Flibquantum/lists"}