{"id":"https://openalex.org/W2807945634","doi":"https://doi.org/10.1109/ipdps.2018.00059","title":"Indigo: A Domain-Specific Language for Fast, Portable Image Reconstruction","display_name":"Indigo: A Domain-Specific Language for Fast, Portable Image Reconstruction","publication_year":2018,"publication_date":"2018-05-01","ids":{"openalex":"https://openalex.org/W2807945634","doi":"https://doi.org/10.1109/ipdps.2018.00059","mag":"2807945634"},"language":"en","primary_location":{"id":"doi:10.1109/ipdps.2018.00059","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ipdps.2018.00059","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Parallel and Distributed Processing Symposium (IPDPS)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://www.osti.gov/biblio/1602822","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5038513998","display_name":"Michael Driscoll","orcid":null},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Michael Driscoll","raw_affiliation_strings":["Department of Electrical Engineering and Computer Sciences, University of California, Berkeley"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Sciences, University of California, Berkeley","institution_ids":["https://openalex.org/I95457486"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057424239","display_name":"Benjamin Brock","orcid":"https://orcid.org/0000-0003-1488-1622"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Benjamin Brock","raw_affiliation_strings":["Department of Electrical Engineering and Computer Sciences, University of California, Berkeley"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Sciences, University of California, Berkeley","institution_ids":["https://openalex.org/I95457486"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034455133","display_name":"Frank Ong","orcid":"https://orcid.org/0000-0002-9789-8683"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Frank Ong","raw_affiliation_strings":["Department of Electrical Engineering and Computer Sciences, University of California, Berkeley"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Sciences, University of California, Berkeley","institution_ids":["https://openalex.org/I95457486"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056163027","display_name":"Jonathan I. Tamir","orcid":"https://orcid.org/0000-0001-9113-9566"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jonathan Tamir","raw_affiliation_strings":["Department of Electrical Engineering and Computer Sciences, University of California, Berkeley"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Sciences, University of California, Berkeley","institution_ids":["https://openalex.org/I95457486"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068411968","display_name":"Hsiou-Yuan Liu","orcid":"https://orcid.org/0000-0003-0209-2036"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hsiou-Yuan Liu","raw_affiliation_strings":["Department of Electrical Engineering and Computer Sciences, University of California, Berkeley"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Sciences, University of California, Berkeley","institution_ids":["https://openalex.org/I95457486"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082297273","display_name":"Michael Lustig","orcid":"https://orcid.org/0000-0002-4794-221X"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael Lustig","raw_affiliation_strings":["Department of Electrical Engineering and Computer Sciences, University of California, Berkeley"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Sciences, University of California, Berkeley","institution_ids":["https://openalex.org/I95457486"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088855767","display_name":"Armando Fox","orcid":"https://orcid.org/0000-0002-6096-4931"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Armando Fox","raw_affiliation_strings":["Department of Electrical Engineering and Computer Sciences, University of California, Berkeley"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Sciences, University of California, Berkeley","institution_ids":["https://openalex.org/I95457486"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5091741596","display_name":"Katherine Yelick","orcid":"https://orcid.org/0000-0003-0957-701X"},"institutions":[{"id":"https://openalex.org/I95457486","display_name":"University of California, Berkeley","ror":"https://ror.org/01an7q238","country_code":"US","type":"education","lineage":["https://openalex.org/I95457486"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Katherine Yelick","raw_affiliation_strings":["Department of Electrical Engineering and Computer Sciences, University of California, Berkeley"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering and Computer Sciences, University of California, Berkeley","institution_ids":["https://openalex.org/I95457486"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5038513998"],"corresponding_institution_ids":["https://openalex.org/I95457486"],"apc_list":null,"apc_paid":null,"fwci":0.2125,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.54612652,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"16","issue":null,"first_page":"495","last_page":"504"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10052","display_name":"Medical Image Segmentation Techniques","score":0.9955999851226807,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10052","display_name":"Medical Image Segmentation Techniques","score":0.9955999851226807,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.9955000281333923,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10036","display_name":"Advanced Neural Network Applications","score":0.993399977684021,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7891851663589478},{"id":"https://openalex.org/keywords/subroutine","display_name":"Subroutine","score":0.4972834885120392},{"id":"https://openalex.org/keywords/software-portability","display_name":"Software portability","score":0.46337050199508667},{"id":"https://openalex.org/keywords/sparse-matrix","display_name":"Sparse matrix","score":0.46297261118888855},{"id":"https://openalex.org/keywords/matrix","display_name":"Matrix (chemical analysis)","score":0.44996872544288635},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4316723942756653},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.39110657572746277},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3805601894855499},{"id":"https://openalex.org/keywords/computational-science","display_name":"Computational science","score":0.33824706077575684},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.09544390439987183}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7891851663589478},{"id":"https://openalex.org/C96147967","wikidata":"https://www.wikidata.org/wiki/Q190686","display_name":"Subroutine","level":2,"score":0.4972834885120392},{"id":"https://openalex.org/C63000827","wikidata":"https://www.wikidata.org/wiki/Q3080428","display_name":"Software portability","level":2,"score":0.46337050199508667},{"id":"https://openalex.org/C56372850","wikidata":"https://www.wikidata.org/wiki/Q1050404","display_name":"Sparse matrix","level":3,"score":0.46297261118888855},{"id":"https://openalex.org/C106487976","wikidata":"https://www.wikidata.org/wiki/Q685816","display_name":"Matrix (chemical analysis)","level":2,"score":0.44996872544288635},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4316723942756653},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.39110657572746277},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3805601894855499},{"id":"https://openalex.org/C459310","wikidata":"https://www.wikidata.org/wiki/Q117801","display_name":"Computational science","level":1,"score":0.33824706077575684},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.09544390439987183},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/ipdps.2018.00059","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ipdps.2018.00059","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2018 IEEE International Parallel and Distributed Processing Symposium (IPDPS)","raw_type":"proceedings-article"},{"id":"pmh:ark:/13030/qt1hk8966m","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},{"id":"pmh:oai:escholarship.org/ark:/13030/qt1hk8966m","is_oa":false,"landing_page_url":"https://escholarship.org/uc/item/1hk8966m","pdf_url":null,"source":{"id":"https://openalex.org/S4306400115","display_name":"eScholarship (California Digital Library)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I2801248553","host_organization_name":"California Digital Library","host_organization_lineage":["https://openalex.org/I2801248553"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"article"},{"id":"pmh:oai:osti.gov:1602822","is_oa":true,"landing_page_url":"https://www.osti.gov/biblio/1602822","pdf_url":null,"source":{"id":"https://openalex.org/S4306402487","display_name":"OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I139351228","host_organization_name":"Office of Scientific and Technical Information","host_organization_lineage":["https://openalex.org/I139351228"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"pmh:oai:osti.gov:1602822","is_oa":true,"landing_page_url":"https://www.osti.gov/biblio/1602822","pdf_url":null,"source":{"id":"https://openalex.org/S4306402487","display_name":"OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I139351228","host_organization_name":"Office of Scientific and Technical Information","host_organization_lineage":["https://openalex.org/I139351228"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W1489951562","https://openalex.org/W1530724886","https://openalex.org/W1575701986","https://openalex.org/W1869236473","https://openalex.org/W1979457157","https://openalex.org/W1994426390","https://openalex.org/W2002555321","https://openalex.org/W2010122118","https://openalex.org/W2026024102","https://openalex.org/W2047544187","https://openalex.org/W2055312318","https://openalex.org/W2065699969","https://openalex.org/W2099625934","https://openalex.org/W2100556411","https://openalex.org/W2102182691","https://openalex.org/W2117402460","https://openalex.org/W2117649283","https://openalex.org/W2124007994","https://openalex.org/W2124021916","https://openalex.org/W2135730039","https://openalex.org/W2136952590","https://openalex.org/W2167233877","https://openalex.org/W2223956994","https://openalex.org/W2338287119","https://openalex.org/W2342619245","https://openalex.org/W2471164860","https://openalex.org/W2508786848","https://openalex.org/W2527865897","https://openalex.org/W2609430669","https://openalex.org/W3005347330","https://openalex.org/W3105462645","https://openalex.org/W4211227771","https://openalex.org/W4249760698","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W107105315","https://openalex.org/W2391861012","https://openalex.org/W1584537303","https://openalex.org/W4388155270","https://openalex.org/W1591261750","https://openalex.org/W2387256666","https://openalex.org/W3202552726","https://openalex.org/W2279642117","https://openalex.org/W4321636545","https://openalex.org/W2023476765"],"abstract_inverted_index":{"Linear":[0],"operators":[1,100],"used":[2],"in":[3,55,74,106,155,169],"iterative":[4],"methods":[5],"like":[6],"conjugate":[7],"gradient":[8],"have":[9],"typically":[10],"been":[11],"implemented":[12],"either":[13,110],"as":[14,25,101],"\"\"matrix-driven\"\"":[15],"subroutines":[16,27],"backed":[17],"by":[18],"explicit":[19],"sparse":[20],"or":[21,24,112,124,147],"dense":[22],"matrices,":[23],"\"\"matrix-free\"\"":[26],"that":[28,97,143,199],"implement":[29,152],"specific":[30],"linear":[31,99],"operations":[32],"directly":[33],"(e.g.":[34],"FFTs).":[35],"The":[36],"matrix-driven":[37,113],"approach":[38,66,96,154],"is":[39,67],"generally":[40],"more":[41,68],"portable":[42],"because":[43,70],"it":[44,51,71,77],"can":[45,52,144],"target":[46],"widely-available":[47],"BLAS":[48,189,197],"libraries,":[49,190],"but":[50,76],"be":[53,81],"inefficient":[54],"terms":[56],"of":[57,131],"time":[58],"and":[59,90,115,140,180,191,206],"space":[60],"complexity.":[61],"In":[62],"contrast,":[63],"the":[64,107,132],"matrix-free":[65,111],"performant":[69],"leverages":[72],"structure":[73],"operations,":[75],"requires":[78],"each":[79,84],"operator":[80],"re-implemented":[82],"on":[83,164,203],"new":[85],"platform.":[86],"To":[87],"increase":[88],"performance":[89,146,185,202],"portability,":[91],"we":[92,192],"propose":[93],"a":[94,156],"hybrid":[95],"represents":[98],"expression":[102],"trees.":[103],"Leaf":[104],"nodes":[105,117],"tree":[108],"are":[109],"operators,":[114],"interior":[116],"represent":[118],"mathematical":[119],"compositions":[120,126],"(sums,":[121],"products,":[122],"transposes)":[123],"structural":[125],"(stacks,":[127],"block":[128],"diagonals,":[129],"etc.)":[130],"leaf":[133],"operators.":[134],"This":[135],"representation":[136],"enables":[137],"expert-guided":[138],"reordering":[139],"fusion":[141],"transformations":[142],"improve":[145],"reduce":[148],"memory":[149],"pressure.":[150],"We":[151,161,183],"our":[153],"domain-specific":[157],"language":[158],"called":[159],"Indigo.":[160],"assess":[162],"Indigo":[163],"image":[165],"reconstruction":[166],"problems":[167],"arising":[168],"four":[170],"application":[171],"areas:":[172],"magnetic":[173,177],"resonance":[174],"imaging,":[175,179],"ptychography,":[176],"particle":[178],"fluorescent":[181],"microscopy.":[182],"give":[184],"results":[186],"from":[187],"vendor":[188],"introduce":[193],"specializations":[194],"to":[195],"Sparse":[196],"routines":[198],"achieve":[200],"near-Roofline":[201],"multi-core,":[204],"many-core,":[205],"GPU":[207],"systems.":[208]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}