Video: Thaum twg kuv yuav tsum siv hdf5?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Nws feem ntau yog siv hauv kev tshawb fawb daim ntawv thov (meteorology, astronomy, genomics thiab lwm yam) los faib thiab nkag mus rau cov ntaub ntawv loj heev yam tsis muaj siv ib database. Ib tug ua tau siv HDF5 cov ntaub ntawv hom rau zoo nkauj ceev ceev serialization rau loj datasets. HDF tau tsim los ntawm National Center for Supercomputing Applications.
Ib sab ntawm no, puas yog hdf5 database?
3 Teb. HDF 5 ua hauj lwm zoo rau concurrent nyeem nkaus xwb. Koj tuaj yeem khaws cov ntaub ntawv meta hauv SQL / NoSQL database thiab khaws cov ntaub ntawv nyoos (sijhawm series cov ntaub ntawv) hauv ib lossis ntau yam HDF 5 cov ntaub ntawv.
Tsis tas li ntawd, hdf5 yog dab tsi hauv Python? HDF 5 rau Python . Cov h5 pib pob yog Pytonic interface rau cov HDF 5 binary cov ntaub ntawv hom. HDF 5 cia koj khaws cov ntaub ntawv xov tooj ntau ntau, thiab yooj yim tswj cov ntaub ntawv los ntawm NumPy. Piv txwv li, koj tuaj yeem hlais rau hauv ntau-terabyte datasets khaws cia ntawm disk, zoo li lawv yog NumPy arrays tiag.
Tsis tas li ntawd, puas yog hdf5 compressed?
Ib tug ntawm cov haib tshaj nta ntawm HDF 5 yog nws lub peev xwm khaws cia thiab hloov kho compressed cov ntaub ntawv. Cov HDF 5 Lub tsev qiv ntawv tuaj nrog ob lub ntsiab lus ua ntej compression txoj kev, GNUzip (Gzip) thiab Szip thiab muaj peev xwm siv tus thib peb compression txoj kev thiab.
Dab tsi yog hdf5 siv rau?
Hierarchical Data Format (HDF) yog ib qho qhib cov ntaub ntawv hom ntawv rau khaws cia cov ntaub ntawv xov xwm ntau heev. Nws yog feem ntau siv hauv Cov ntawv thov tshawb fawb (meteorology, astronomy, genomics thiab lwm yam) los faib thiab nkag mus rau cov ntaub ntawv loj heev yam tsis siv cov ntaub ntawv.
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