【Idokhumenti Intelligent Ukucubungula Series · 3 】 Layout Analysis and Structure Understanding Algorithm

## Isingeniso Ukuhlaziywa kwesakhiwo kuyisixhumanisi esiyinhloko sokucubungula idokhumenti ehlakaniphile, eguqula amadokhumenti kusuka ezithombeni ezisezingeni le-pixel zibe ukumelwa kolwazi okuhleliwe. Uhlelo oluhle kakhulu lokuhlaziywa kwesakhiwo alugcini nje ngokukhomba ngokunembile izakhi ezahlukahlukene embhalweni, kodwa futhi luqonda ubudlelwano bendawo nengqondo phakathi kwalezi zinto. ## Imiqondo eyisisekelo yokuhlaziywa kwesakhiwo ### Ukuhlukaniswa kwezakhi zesakhiwo ** Indawo Yombhalo **: - Izihloko: Izihloko nezihlokwana kuwo wonke amazinga - Umzimba: Okuqukethwe kombhalo oyinhloko - Izinhlu: Uhlu oluhleliwe nolungahleliwe - Imibhalo yaphansi: Imininingwane yokuphawula ezansi kwekhasi ** Indawo Engeyona Umbhalo **: - Izithombe: Izithombe, imifanekiso, izithonjana, njll - Amatafula: Amatafula wedatha ahlelekile - Amashadi: Ama-Histograms, amashadi emigqa, amashadi wephayi, njll - Divider: Umugqa osetshenziselwa ukuhlukanisa okuqukethwe ** Ukuhlelwa **: - Isihloko ne-footer: Okuqukethwe okuhleliwe phezulu naphansi kwekhasi - Margins: Imingcele engenalutho yekhasi - Amakholomu: Isakhiwo sekholomu esinesakhiwo samakholomu amaningi - Ngemuva: Isici sangemuva sekhasi ### Izinselelo Zokuhlaziywa Kwesakhiwo ** Izinselelo Zokuhlukahluka **: - Izinhlobo ezahlukahlukene zedokhumenti: imibiko, amaphepha, omagazini, amakhasi ewebhu, njll - Layout style umehluko: layouts with different design styles - Umehluko wolimi: Imikhuba yokubhala ngezilimi ezahlukene - Imibhalo Yomlando: Imibhalo ekhethekile efana nezincwadi zasendulo nemibhalo yesandla ** Inselelo Eyinkimbinkimbi **: - Ukuhlelwa okungajwayelekile: Idizayini yesakhiwo esingajwayelekile - Izakhi ezigqagqanayo: Umbhalo ogqagqanayo nezithombe - Isakhiwo esinezingqimba eziningi: Ubudlelwano obuyinkimbinkimbi be-hierarchical - Okuqukethwe okunamandla: ukuhlelwa okunamandla kwamatafula, amashadi ## Izindlela Zendabuko Zokuhlaziya Ukuhlelwa Kwesakhiwo ### Indlela esekelwe ekuqageni ** Ukuqagela okuvundlile **: - Isimiso: Izibalo zokusatshalaliswa kwamaphikseli emgqeni ngamunye - Isicelo: Qaphela imigqa yombhalo nemingcele yesigaba - Izinzuzo: Ukubala okulula nemiphumela ezinzile - Imikhawulo: Ilungele kuphela ukuhlelwa okujwayelekile ** Ukuqagela okuqondile **: - Isimiso: Bala ukusatshalaliswa kwamaphikseli kukholomu ngayinye - Isicelo: Khomba imingcele yekholomu namakholomu wombhalo - Ukuqaliswa: Thola iphuzu lokuhlukanisa ngokuveza iziqongo - Kuthuthukisiwe: Imikhawulo eguquguqukayo kanye nokuhlaziywa kwezikali eziningi ### Ukuhlaziywa kwengxenye exhunyiwe ** Isizathu **: - Ukuxhumeka kwe-Pixel: Ukuxhumeka kwe-8 noma kwe-4 ngokususelwa kumaphikseli - Ukukhishwa kwengxenye: Khipha izingxenye ze-pixel ezixhunyiwe - Ukubalwa kwesici: Ukubala izici zejometri zengxenye - Ukuqashelwa Kokuhlukaniswa: Ukuhlukaniswa kwezingxenye ngokususelwa ezicini ** Izinyathelo ze-Algorithm **: 1. Ukucubungula kanambambili: Guqula isithombe sibe isithombe kanambambili 2. Ukuhlaziywa Kokuxhuma: Thola zonke izingxenye ezixhunyiwe 3. Isizinda sesici: Bala izici, njengendawo, isilinganiso sesici, nendawo 4. Ukuhlukaniswa kwengxenye: Hlukanisa phakathi kwezinhlobo, njengombhalo, izithombe, imigqa, njll 5. Ukuhlaziywa kwesakhiwo: Hlaziya ubudlelwano bendawo phakathi kwezingxenye ** Isu lokuthuthukisa **: - Ukusebenza kwe-Morphological: Ukususwa komsindo nokugcwaliswa kwe-void - Ukuhlaziywa kwe-Multiscale: Hlaziya ezikalini ezahlukahlukene - Izingqinamba: Hlaziya imiphumela usebenzisa izingqinamba zolwazi lwangaphambilini ### Indlela esekelwe emthethweni ** Imithetho yeJometri **: - Imithetho yokuqondanisa: ukuqondanisa kwesokunxele, kwesokudla, nesikhungo sezakhi - Imithetho Ye-Spacing: Isikhala esijwayelekile phakathi kwezakhi - Imithetho yesikali: Ubudlelwano obulinganiselwe phakathi kobude nobubanzi besakhiwo - Imithetho yesikhundla: Izikhundla ezihlobene nezakhi ekhasini ** Imithetho ye-Semantic **: - Imithetho yesihloko: ifonti, usayizi, izici zesikhundla sesihloko - Imithetho yesigaba: i-indentation, isikhala, ukuqondanisa izigaba - Imithetho yohlu: inhlamvu kanye nefomethi yezinombolo yohlu - Imithetho yetafula: umngcele kanye nesakhiwo segridi yetafula ** Indlela yokuqalisa **: - Isakhiwo se-Rulebase: Sungula isisekelo esiphelele se-rule base - Ukufanisa umthetho: Ukufanisa imiphumela yokutholwa nemithetho - Ukuxazulula izingxabano: Ukubhekana nokungqubuzana nokuphikisana phakathi kwemithetho - Rule Learning: Funda ngokuzenzakalelayo imithetho emisha kusuka kudatha ## Ukuhlaziywa kokufunda okujulile ### Izindlela zokuthola izinto ** Uchungechunge lwe-YOLO **: - I-YOLOv3: Ukutholwa kwesakhiwo sesikhathi sangempela - I-YOLOv4: Ukukhishwa kwesici okuthuthukisiwe nokuhlanganiswa - I-YOLOv5: Idizayini yemodeli engasindi - Isicelo: Thola ngokushesha izakhi ezifana amabhlogo wombhalo, izithombe, amatafula, nokuningi ** Uchungechunge lwe-R-CNN **: - I-R-CNN esheshayo: Ukutholwa kokunemba kwezigaba ezimbili - I-Mask R-CNN: Ukutholwa ngasikhathi sinye nokuhlukaniswa - Izici: Ukunemba okuphezulu kwebhokisi lokubopha isibikezelo - Isicelo: Ukubekwa kwesakhiwo esiqondile ** Imininingwane Yokuqaliswa **: - Isichasiselo sedatha: Ilebula ibhokisi lokubopha kanye nesigaba sezakhi zesakhiwo - Ukuqeqeshwa kwenethiwekhi: Qeqesha amamodeli usebenzisa ama-dataset amakhulu - Ukucubungula okuthunyelwe kokucubungula: ukucindezelwa okungeyona i-maxima kanye nokusebenza kwemiphumela - Amamethrikhi wokuhlola: i-mAP, ukunemba, ukukhumbula, njll ### Indlela yokuhlukanisa i-semantic I-FCN (Inethiwekhi Egcwele Ye-Convolutional): - Isimiso: Guqula inethiwekhi yokuhlukanisa ibe yinethiwekhi ehlukanisiwe - Izici: Ukuhlukaniswa kwezinga le-pixel-level kokuphela kokuphela - Isicelo: Ukuhlelwa okuqondile kwendawo yokuhlukanisa - Inzuzo: Igcina ubuqotho bolwazi lwendawo ** U-Net Architecture **: - Encoder: Khipha izici ngokunciphisa kancane kancane isinqumo - Decoder: Kancane kancane buyisela isinqumo ukukhiqiza igrafu ehlukanisiwe - Ukuxhumeka kwe-Jump: Hlanganisa ulwazi lwesici se-multi-scale - Izicelo: Izithombe zezokwelapha kanye nokuhlukaniswa kwesithombe sedokhumenti ** Uchungechunge lwe-DeepLab **: - I-Hollow Convolution: Yandisa inkambu yokwamukela ngaphandle kokunciphisa isinqumo - Imodyuli ye-ASPP: Ukukhishwa kwesici se-Multi-scale - Inkambu engahleliwe enemibandela: Thuthukisa umngcele wokuhlukanisa - Isicelo: Ukuhlukaniswa kwe-semantic esezingeni eliphakeme ### Igrafu Indlela Yenethiwekhi Ye-Neural ** Ukwakhiwa kwegrafu **: - Incazelo ye-Node: Imele izakhi zesakhiwo njengama-node egrafu - Incazelo ye-Edge: Ukusungula ubudlelwano bendawo ne-semantic phakathi kwezakhi - Ukumelwa kwesici: Ama-vectors wesici sama-node nemiphetho - Isakhiwo segrafu: Ukukhethwa kwamagrafu aqondiswe noma angaqondiswanga ** Izicelo ze-GCN **: - Imiyalezo: Sabalalisa ulwazi kwigrafu - Feature Update: Ibuyekeza ukumelwa kwesici se-node - Ukucabanga kobudlelwano: Ukucabanga ngobudlelwano phakathi kwezakhi - Isibikezelo sesakhiwo: Bikezela ukwakheka okuphelele kwedokhumenti ** Ukuhlaziywa Kwenzuzo **: - Imodeli yobudlelwano: ngokucacile imodeli yobudlelwano phakathi kwezakhi - Ulwazi Lomhlaba Wonke: Sebenzisa ulwazi lomongo oluvela endaweni yomhlaba wonke - Ukuguquguquka: Ukuzivumelanisa nezakhiwo ezahlukene zedokhumenti - Incazelo: Inikeza izincazelo zokucabanga kobudlelwano ## Ama-Algorithms Wokuqonda Kwesakhiwo ### Funda ukuhlaziywa okulandelanayo ** Izimiso eziyisisekelo **: - Ukusuka kwesobunxele kuya kwesokudla: Imikhuba eyisisekelo yokufunda ngezilimi zaseNtshonalanga - Kusuka phezulu kuya phansi: i-oda lokufunda eliqondile - Ikholomu ebaluleke kakhulu: Isimiso se-in-column priority for multi-column documents - Ubudlelwano be-hierarchical: Ubudlelwano be-hierarchical phakathi kwesihloko nomzimba ** Ukuqaliswa kwe-algorithm **: - Ukuhlunga kwe-Topological: Ukuhlunga ngokususelwa ebuhlotsheni besikhundla sezinto - Indlela emfushane kunazo zonke: Thola indlela engcono kakhulu yokufunda - Ukuhlela okunamandla: Thuthukisa ukukhethwa kwama-oda okufunda - Ukufunda ngomshini: Ukufunda amaphethini okufunda ezindaweni ezithile ** Ukuphathwa Kwesimo Esikhethekile **: - Ukuhlelwa kwamakholomu amaningi: Iphatha ukuhlelwa kwamakholomu amaningi amaphephandaba nomagazini - Okuqukethwe kwethebula: ukulandelana lapho itafula lifundwa khona ngaphakathi kwetafula - Ukuhlelwa okuxubile: I-typography exutshwe yombhalo nezithombe - Isakhiwo esingewona umugqa: Ukuhlelwa kokudala kwezikhangiso, amaphosta, njll ### Ukwakhiwa kwe-Hierarchy ** Header Hierarchy **: - Usayizi wefonti: Nquma izinga lezihloko ngosayizi wefonti - Isitayela sefonti: Bold, italics, nezinye izici zesitayela - Ulwazi lwendawo: isikhundla sesihloko ekhasini - Ubudlelwano be-Indent: Izinga lokungena kwesihloko ** Isakhiwo sendima **: - Ukuhlonza isigaba: Khomba imingcele yezigaba - Ukuhlukaniswa kwesigaba: Hlukanisa phakathi komzimba, izingcaphuno, izinhlu, njll - Ubudlelwano bezigaba: Hlaziya ubudlelwano obunengqondo phakathi kwezigaba - Paragraph Hierarchy: Yakha i-hierarchy yezigaba ** Uhlaka lwedokhumenti **: - Isahluko Division: Khomba isakhiwo isahluko idokhumenti - Isizukulwane sekhathalogi: Khiqiza ngokuzenzakalelayo amakhathalogi wedokhumenti - I-Cross-Referencing: Iphatha ubudlelwano bokubhekisela ngaphakathi kwemibhalo - Ukuqinisekiswa kwesakhiwo: Qinisekisa ukuhlakanipha kwesakhiwo ### Ukuhlaziywa Kobudlelwano Be-Semantic ** Ubudlelwano bendawo **: - Ubudlelwano bokufakwa: Into eyodwa iqukethe enye - Adjacency: Izakhi ziseduze nendawo - Ubudlelwano bokuqondanisa: Izakhi ziqondanisa ohlangothini oluthile - Ubudlelwano bokuhlukanisa: Izakhi zihlukaniswe ngokwendawo ** Ubudlelwano obunengqondo **: - I-Causality: I-logic ye-causal phakathi kwezinto - Ubudlelwano besikhashana: Ubudlelwano bokulandelana kwezikhathi - I-Juxtaposition: Ubudlelwano be-juxtaposition noma obuhlukile bezakhi - Ukuzithoba: Ubudlelwano be-master-slave be-element ** Ubudlelwano bokucaphuna **: - Izinkomba zeshadi: Izinkomba zombhalo kumashadi - Ukucaphuna kwencazelo: Ukubhekisela embhalweni waphansi emzimbeni - Izinkomba eziphambanwayo: Izinkomba eziphambanweni ngaphakathi kwemibhalo - Izingcaphuno zangaphandle: Izinkomba kumadokhumenti angaphandle ## Izindlela zokuhlola nezinkomba ### Ukuhlolwa kokunemba kokutholwa ** Ukuhlolwa kwebhokisi lokubopha **: - I-IoU (Intersection and Merge Ratio): Izinga lokugqagqana phakathi kwebhokisi lokubikezela nebhokisi langempela - Ukunemba: Iphesenti lokutholwa okulungile - Khumbula: Iphesenti lezinhloso zangempela ezitholakele - I-F1 Score: Isilinganiso esivumelanisiwe sokunemba nokukhumbula ** Ukuhlolwa kwezinga le-pixel **: - Ukunemba kwe-Pixel: Iphesenti lamaphikseli ahlukaniswe kahle - Isilinganiso se-IoU: Isilinganiso se-IoU sesigaba ngasinye - I-IoU enesisindo semvamisa: I-IoU enesisindo ngemvamisa yesigaba - Ukunemba Komngcele: Ukunemba kokuhlukaniswa kwamaphikseli omngcele ### Ukuhlolwa Kokuqonda Kwesakhiwo ** Ukuhlolwa kwe-oda lokufunda **: - Ukunemba okulandelanayo: Isilinganiso sokufunda esifanele - Hlela ibanga: umehluko phakathi kwe-oda elibikezelwe ne-oda langempela - Ukungaguquguquki kwendawo: Ukunemba kwe-oda ngaphakathi kwendawo - Ukungaguquguquki komhlaba wonke: I-rationality ye-oda lokufunda jikelele ** Ukuhlolwa kwe-Hierarchy **: - Ukufana kwesakhiwo sesihlahla: Kubikezela ukufana kwezakhiwo nezakhiwo zangempela - Ukunemba kwe-hierarchical: Ukunemba kokuhlukaniswa kwama-node ezingeni ngalinye - Ukunemba kobudlelwano: Ukunemba kobudlelwano phakathi kwama-node - Ubuqotho besakhiwo: Ubuqotho besakhiwo nokungaguquguquki ## Amacala Wesicelo Somhlaba Wangempela ### Ukuhlaziywa Kwephepha Lezemfundo ** Izici Zokuhlelwa **: - Ukuhlelwa kwekholomu ephindwe kabili: Ifomethi ejwayelekile yephepha lezemfundo - Isakhiwo esiyinkimbinkimbi: isihloko, abstract, umzimba, izinkomba - Ishadi elicebile: Iqukethe inani elikhulu lamashadi namafomula - Ubudlelwano be-Citation: Izingcaphuno eziyinkimbinkimbi kanye nezinkomba eziphambanweni ** Isixazululo Sobuchwepheshe **: - Ukutholwa kwezikali eziningi: Ithola izakhi zesakhiwo sobukhulu obuhlukile - Ukulandelana Modeli: Imodeli yesakhiwo sokulandelana kwedokhumenti yakho - Ukukhishwa kobudlelwano: Khipha izinkomba nezinhlangano - Igrafu yolwazi: Yakha igrafu yolwazi lwe-essay yakho ### Ukucubungula Imibhalo Yebhizinisi ** Izimo Zesicelo **: - Ukuhlaziywa Kwenkontileka: Khipha imigomo esemqoka esivumelwaneni - Ukucubungula i-invoyisi: Khomba imininingwane yomuntu ngamunye mayelana nama-invoyisi - Ukuhunyushwa Kombiko: Hlaziya ukwakheka kwemibiko yebhizinisi - Ukugcwaliswa Kwamafomu: Gcwalisa ngokuzenzakalelayo amafomu ajwayelekile ** Izidingo zobuchwepheshe **: - Ukunemba okuphezulu: Kuqinisekisa ukukhishwa okunembile kolwazi olubucayi - Ukuqina: Ukuzivumelanisa namafomethi ahlukene nezimfanelo zamadokhumenti - Isikhathi sangempela: Isekela ukucubungula idokhumenti yesikhathi sangempela - I-Scalability: Isekela ukuguqulwa okusheshayo kwezinhlobo ezintsha zamadokhumenti ## Izitayela Zobuchwepheshe ### Ukuhlanganiswa kwe-Multimodal ** Ukuhlanganiswa kombhalo obonakalayo **: - Imodeli ehlangene: Ngesikhathi esifanayo imodeli yolwazi olubonakalayo nombhalo - Indlela yokunakwa: Sabalalisa ukunakwa phakathi kwezindlela ezahlukahlukene - Ukuqondanisa Isici: Qondanisa izici ezibukwayo nezibhaliwe - I-Knowledge Distillation: I-distillation yolwazi kusuka kumamodeli we-multimodal ** Amamodeli aqeqeshwe ngaphambilini **: - LayoutLM: Amamodeli aqeqeshwe ngaphambilini aqonda ukuhlelwa kwedokhumenti - I-DocFormer: Imodeli yokuqonda idokhumenti ye-Multimodal - I-StructuralLM: Imodeli Yokuqonda Idokhumenti Ehlelekile - I-UniDoc: Uhlaka oluhlangene lokuqonda idokhumenti ### Ukufunda okuguquguqukayo ** Ukufunda Kwesampula Okuncane **: - I-Meta-learning: Ukuzivumelanisa ngokushesha nezinhlobo ezintsha zedokhumenti - Inethiwekhi ye-Prototype: Indlela yokuhlukanisa esekwe ku-prototype - Ukuthuthukiswa kwedatha: Khiqiza amasampula amaningi okuqeqesha - Ukudlulisa ukufunda: Ukusebenzisa ulwazi kusuka kumamodeli akhona ** Ukufunda ku-inthanethi **: - Ukufunda okungeziwe: Funda ngokuqhubekayo amaphethini amasha emibhalo - Ukufunda okusebenzayo: Khetha izichasiselo zesampula eziyigugu kakhulu - Ukufunda okuzenzakalelayo: Ukusebenzisa isakhiwo sangaphakathi semibhalo - Ukufunda okuqhubekayo: Gwema ukukhohlwa okubuhlungu ## Isifinyezo Ukuhlaziywa kwesakhiwo nokuqonda kwesakhiwo ubuchwepheshe obusemqoka bokucubungula amadokhumenti ahlakaniphile, okuguqula isithombe sokuqala sedokhumenti sibe ukumelwa kolwazi okuhleliwe. Ngokuthuthukiswa kobuchwepheshe bokufunda okujulile, ukunemba nokuqina kokuhlaziywa kwesakhiwo kuthuthukiswe kakhulu. ** Izinto ezibalulekile **: - Ukuhlaziywa kwesakhiwo kufaka phakathi ukutholwa kwentu, ukuhlukaniswa, nokuhlaziywa kobudlelwano - Izindlela zokufunda ezijulile zithuthukisa kakhulu ukunemba kokuhlaziya - Ukuqonda kwesakhiwo kudinga ukucatshangelwa kobudlelwano bendawo ne-semantic - Indlela yokuhlola idinga ukucabangela ubukhulu obuningi ** Ukuqondiswa kwentuthuko **: - Ukuhlanganiswa okujulile kolwazi lwe-multimodal - Ukufunda okuguquguqukayo nokufunda okumbalwa-shot - Ukucubungula kwesikhathi sangempela kanye ne-edge computing - Ukulinganisa nokulinganisa Ukuthuthukiswa okuqhubekayo kobuchwepheshe bokuhlaziywa kwesakhiwo kuzohlinzeka ngokusekelwa okuyisisekelo okuqinile kokucubungula imibhalo ehlakaniphile futhi kukhuthaze ukuthuthukiswa komkhakha wonke ezingeni eliphakeme.