{"id":21341604,"url":"https://github.com/marksgraham/spin-echo-possum","last_synced_at":"2025-03-16T02:44:58.350Z","repository":{"id":82873408,"uuid":"103145747","full_name":"marksgraham/spin-echo-POSSUM","owner":"marksgraham","description":"Simulate spin-echo sequences in POSSUM","archived":false,"fork":false,"pushed_at":"2017-12-08T15:54:35.000Z","size":132,"stargazers_count":1,"open_issues_count":0,"forks_count":0,"subscribers_count":4,"default_branch":"master","last_synced_at":"2025-01-22T15:36:25.556Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/marksgraham.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null}},"created_at":"2017-09-11T14:24:23.000Z","updated_at":"2021-02-13T20:54:51.000Z","dependencies_parsed_at":"2023-07-02T23:15:12.267Z","dependency_job_id":null,"html_url":"https://github.com/marksgraham/spin-echo-POSSUM","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/marksgraham%2Fspin-echo-POSSUM","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/marksgraham%2Fspin-echo-POSSUM/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/marksgraham%2Fspin-echo-POSSUM/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/marksgraham%2Fspin-echo-POSSUM/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/marksgraham","download_url":"https://codeload.github.com/marksgraham/spin-echo-POSSUM/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":243817896,"owners_count":20352626,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","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":[],"created_at":"2024-11-22T00:57:38.030Z","updated_at":"2025-03-16T02:44:58.333Z","avatar_url":"https://github.com/marksgraham.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"This code extends [POSSUM](https://fsl.fmrib.ox.ac.uk/fsl/fslwiki/POSSUM) to enable the simulation of spin-echo pulse sequences. \n\n## Changes from FSL 5.0.10\n\n# pulse.cc\n\n* Two new functions: spinecho and spinechoepi, adding spin-echo pulses to gradient-echo and epi sequences, respectively.\n* New pulse types can be called from the command line using --seq se or --seq se-epi\n\n# possum.cc\n\n* When reading in the MR parameters (MRpar) a fifth column with T2 values is now expected. I've also slightly updated the T2* values to bring them in line with values from the literature. If a four-column MRpar file is supplied, the program will assume T2=T2\\*.\n\nOld 3T MRpar:\n\nT1 | T2* |PD | Shift\n--- | --- | --- | ---\n1331e-03 | 75e-03 | 0.86 |0 \n832e-03  |70e-03   |0.77 |0 \n3700e-03 |500e-03 |1 |0 \n\nNew 3T MRpar:\n\nT1 | T2* |PD | Shift | T2\n--- | --- | --- | --- | ---\n1331e-03 | 51e-03 | 0.86 |0 | 75e-03\n832e-03  |44e-03   |0.77 |0 | 70e-03\n3700e-03 |500e-03 |1 |0 | 500e-03\n\n# signal2image.cc \n\nSupport for reconstructing the new pulse types (se and se-epi) that can be generated using pulse\n\n# possumfns.cc \n\nImplemented support for 180 RF pulses in the simulation.\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmarksgraham%2Fspin-echo-possum","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmarksgraham%2Fspin-echo-possum","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmarksgraham%2Fspin-echo-possum/lists"}