Python yog ib qho kev paub zoo thiab feem ntau siv cov lus programming. Nws kuj yog hom lus nyiam rau Cov Kws Tshawb Fawb Cov Ntaub Ntawv, Cov Kws Tshawb Fawb Cov Ntaub Ntawv, Cov Kws Tshawb Fawb Tshuab, thiab cov neeg ua haujlwm hauv Artificial Intelligence.
Vim tias nws yog ib hom lus qhib, nws yog qhov yooj yim thiab muaj ntau yam kev xaiv coding.
Ntawm cov kev siv ntau dhau los ntawm Python, cov ntaub ntawv txheeb xyuas tau loj hlob los ua ib qho tseem ceeb tshaj plaws. Python ecosystem yog nplua nuj nyob rau hauv cov tsev qiv ntawv, cov cuab yeej, thiab cov ntawv thov uas ua rau kev tshawb fawb suav thiab kev txheeb xyuas cov ntaub ntawv yooj yim dua thiab sai dua.
Python tsis ceev txaus rau cov neeg tsim ntawm Julia, qhov kev pab cuam npaj rau "kev xam pom, tshuab kev kawm, cov ntaub ntawv mining, loj-loj linear algebra, faib thiab sib piv xam, "raws li lawv piav qhia.
Julia aspires muab cov kws tshuaj ntsuam xyuas thiab cov kws tshawb fawb tsis yog yooj yim thiab yooj yim creation tab sis kuj xob laim-ceev tua.
Arrays, linear algebra, thiab matrices yog tag nrho ib feem ntawm cov lej thiab cov lus programming hu ua Matlab. Nws tau lees paub zoo tias yog qhov chaw zoo tshaj plaws rau txhua yam haujlwm.
Tshaj li 10 xyoo dhau los, kev tshawb fawb txog kev lag luam xws li Mathematica, Maple, thiab Matlab tau dhau los ua neeg nyiam dua vim tias cov kws tshawb fawb thiab cov kws tsim qauv xav tias muaj txiaj ntsig zoo hauv cov cheeb tsam zoo li no.
Lub toolbox uas nws kim heev thiab yooj yim syntax ntawm cov lus txib siv nyob rau hauv cov cheeb tsam no yog ib qho ua kom pom tseeb.
Hauv tsab ntawv no, peb yuav muab piv rau Matlab, Julia, thiab Python los pab koj nkag siab tias hom lus twg siv rau lub hom phiaj twg thiab, qhov tseem ceeb tshaj, qhov twg yog qhov zoo rau koj.
Taw qhia rau Nab hab sej
Ib tug ntawm cov cov lus programming nrov tshaj plaws siv niaj hnub no yog Python. Nws yog thawj zaug siv nyob rau hauv 1991 thiab yog ib tug high-theem, txhais, multi-paradigm lus.
Nws muaj ntau lub tsev qiv ntawv thiab cov cuab yeej rau kev kawm tshuab, kev txawj ntse (AI), thiab tsim cov ntawv thov thiab cov vev xaib (ML). Python yog tej zaum cov lus koj yuav siv los ua txhua yam.
Vim nws lub hwj chim, muaj ntau yam, thiab nkag siab yooj yim thiab paub cov syntax, Python yog qhov nyiam ntawm cov neeg tsim khoom.
Ze li ntawm 70% ntawm cov neeg tsim khoom thov kom siv Python los tsim AI thiab ML algorithms muaj zog rau kev soj ntsuam kev xav thiab kev ua lus Ntuj. Cov lus xaiv rau cov ntaub ntawv tshawb fawb yog Python thiab R.
Ntau lub tsev qiv ntawv sab nraud uas tau tsim los ntawm Python cov neeg tsim khoom loj hauv zej zog yog qhov ua rau nws yooj yim dua.
Python siv ob peb ntawm cov qauv no los daws cov haujlwm lej thiab kev tshawb fawb hauv cov ntaub ntawv tshawb fawb. Ntawm cov neeg nyiam tshaj plaws yog NumPy, TensorFlow, PyTorch, Pandas, thiab Maplotlib.
Python qhov kev txhawb nqa rau cov ntaub ntawv ntau hom xws li CSV thiab JSON cov ntaub ntawv thiab nws lub peev xwm los cuam tshuam nrog SQL databases kuj tseem muaj zog rau kev siv nws.
nta
- Nws yog ib qho dawb download tau qhib cov lus uas muaj nyob online.
- Nws yog ib qho yooj yim-rau-kawm, tsim tawm-phooj ywg, qib siab programming lus.
- Cov chav kawm, polymorphism, encapsulation, thiab lwm yam khoom siv tswv yim yog txhawb los ntawm cov lus.
- Python yog ib hom lus txuas ntxiv, thiab C lossis C ++ tuaj yeem siv los sau thiab sau cov haujlwm Python.
- Nws yog ib hom lus txhais, li no tsis tsim nyog muab tso ua ke. Code debugging yog ua kom yooj yim dua los ntawm cov kab raug tua kab los ntawm kab.
- Python los nrog cov ntawv sau ntau ntawm cov tsev qiv ntawv uas tuaj yeem siv los txhim kho kev txhim kho los ntawm kev xa lawv yooj yim. Cov neeg tsim khoom tsis tas yuav rov ua qhov tseeb code raws li qhov tshwm sim.
- Cov kev hloov pauv tsis tas yuav tsum tau txhais ua ntej siv hauv hom lus dynamically typed vim cov ntaub ntawv tau txiav txim siab thaum lub sijhawm ua haujlwm.
Taw qhia rau Julia
Nrog nws thawj qhov ruaj khov version tso tawm rau xyoo 2018, Julia, tus neeg tuaj tshiab rau kev ua haujlwm ntawm cov lus programming, tau tsim nyob rau xyoo 2012 los ua kom tau raws li cov kev xav tau ntawm Cov Ntaub Ntawv Science thiab Machine Learning cov zej zog kom nrawm dua, cov lus hais txog lej.
Nrog kev pab los ntawm niaj hnub kho vajtse Concurrent, Parallel, thiab Khwv Nyiaj Khwv Nyiaj muaj peev xwm, Julia yog ib hom lus programming uas sib xyaw ua ke ntawm qhov muag muag tshaj plaws ntawm lwm yam lus programming.
Lub syntax ntawm Julia, uas yog meant loj rau kev xam, yog piv rau Python's.
Julia yog ib tug dynamic, theem siab, ua tau zoo programming lus.
Txij li nws yog ib qho tseem ceeb ntawm cov lus no, linear algebra yog siv dav hauv kev kawm tshuab, cov ntaub ntawv tshawb fawb, cov ntaub ntawv mining, kev txheeb xyuas lej, thiab rau txhua lub hom phiaj ua lej.
Julia txoj kev yooj yim, kev ua haujlwm zoo heev, thiab nrawm ua rau nws txaus siab rau kev siv nrog cov qauv ntaub ntawv nyuaj.
Tab sis rau cov kws tshawb fawb, qhov muaj peev xwm ntawm kev txhais cov lus formulaic ntawm Science rau hauv code yog ib qho kev cuam tshuam: Julia muaj kev txhawb nqa rau cov tsiaj ntawv Greek, ua rau siv cov lej sib npaug yam tsis tau hloov lawv ua hom lus coding.
nta
- Julia siv ncaj qha syntax.
- Txhawm rau ntxiv cov lus txib kom sai, Julia muaj cov kab lus sib tham thiab nyeem Eval Print Loop (REPL).
- Txhawm rau cuam tshuam nrog Fortran, C, thiab Python cov kev pabcuam, nws tuaj yeem yooj yim ntshuam thiab siv cov tsev qiv ntawv sab nraud.
- Just-in-time (JIT) muab tso ua ke yog ib qho ntawm cov lus sau Julia. Julia siv LLVM lub moj khaum rau kev sau, uas ua rau nws ua tiav sai.
- Julia's syntax yog ib qho yooj yim siv rau txhua tus neeg ua haujlwm ntawm lej raws li coding vim nws zoo li cov lej sib npaug.
- Meta-programming yog qhov tshwj xeeb ntawm Julia uas tso cai rau Julia cov kev pab cuam los tsim cov ntawv thov Julia.
- Nws los nrog ib tug debugger uas enables programmers teem breakpoints thiab tshuaj xyuas qhov tshwm sim.
- Ob qho tib si zoo li qub thiab dynamic hom yog txhawb los ntawm Julia. Ua ntej siv qhov sib txawv, koj tuaj yeem tshaj tawm nws, lossis koj tuaj yeem tsim ib qho kev ua haujlwm uas siv qhov sib txawv implicitly.
Taw qhia rau matlab
Kev sib tham ib puag ncig thiab qib plaub-theem qib siab programming lus MATLAB (matrix laboratory) yog siv rau kev suav lej, kev pom, thiab kev ua haujlwm.
Nws enables matrix manipulations, lub plotting ntawm functions thiab cov ntaub ntawv, kev siv ntawm algorithms, kev loj hlob ntawm neeg siv cuam tshuam, kev sib cuam tshuam nrog cov kev pab cuam sau ua lwm hom lus, xws li C, C ++, Java, thiab FORTRAN, thiab kev tsom xam thiab kev txhim kho algorithms, kev tsim cov qauv thiab kev siv, thiab kev siv cov neeg siv interfaces.
Koj tuaj yeem ua lej suav, tsim cov kab kos, thiab siv cov lej lej nrog kev pab los ntawm ntau cov lus txib thiab lej ua haujlwm.
Tom qab xyoo dhau los ntawm kev hloov pauv, MATLAB tam sim no tuaj yeem nyeem cov ntaub ntawv los ntawm cov ntaub ntawv tiaj tus, cov ntaub ntawv khaws cia, huab cia, cov ntaub ntawv khaws cov ntaub ntawv, thiab txawm tias nyob hauv cov ntaub ntawv nyiaj txiag.
MATLAB yav tas los zoo heev rau kev ua haujlwm nrog cov ntaub ntawv zoo li qub hauv vectors thiab matrices. Vim nws lub peev xwm nthuav dav, cov neeg siv tam sim no tuaj yeem khiav cov qauv kev kawm tshuab, ua cov ntaub ntawv pom, thiab txawm tsim cov ntawv thov mobile thiab desktop.
Los ntawm kev muab GUI (Graphical User Interface) thiab lwm yam cuab yeej, xws li teeb liab tsom xam thiab tuners, MATLAB muaj ib qho chaw sib tham sib. MATLAB kuj muaj cov cuab yeej rau software tsim thiab kev debugging.
Los ntawm GUI, importing thiab xa tawm cov ntaub ntawv hauv MATLAB yog qhov yooj yim. Thaum peb mus rau hauv kev tsim ntawm peb cov software, peb tuaj yeem tshawb xyuas cov ntaub ntawv chaw ua haujlwm thiab hloov nws raws li qhov tsim nyog.
nta
- Ob qho lej thiab cim suav tuaj yeem ua nrog nws.
- Nws yog ib hom lus siab feem ntau siv hauv engineering thiab scientific computers.
- Nws muaj ib lub tsev qiv ntawv loj loj ntawm kev ua lej rau cov kab zauv ntawm kab zauv, txheeb cais, Fourier tsom xam, lim dej, kev ua kom zoo, kev sib xyaw ua lej, thiab kev daws teeb meem ntawm cov zauv sib txawv.
- Nws suav nrog cov cuab yeej los ua cov phiaj xwm kev cai nrog rau cov teeb pom kev zoo rau kev saib cov ntaub ntawv.
- Nws muaj cov cuab yeej los tsim cov apps nrog cov cim graphical user interfaces.
- Lub programming interface rau MATLAB muab cov neeg tsim khoom nrog cov cuab yeej los txhim kho kev ua haujlwm thiab kev tswj xyuas lawv cov kev pab cuam.
- Nws muaj cov cuab yeej sib koom ua ke rau MATLAB-based algorithms nrog cov kev pabcuam thib peb thiab cov lus, suav nrog C, Java, .NET, thiab Microsoft Excel.
- Ntau yam ntaub ntawv ntawm lub sijhawm tiag tiag los ntawm JDBC / ODBC cov ntaub ntawv tuaj yeem txhawb nqa los ntawm MATLAB, suav nrog sensor, video, duab, telemetry, binary, thiab lwm yam ntaub ntawv.
Qhov sib txawv ntawm Matlab, Julia, thiab Python
chaw
Python tam sim no nyob rau sab saum toj ntawm cov npe ntawm cov lus siv ntau tshaj plaws. Nrog rau ib qho ntawm cov neeg tsim khoom loj tshaj plaws rau txhua hom lus, nws tau siv rau ntau tshaj 30 xyoo thiab muab cov lus teb thiab kev pab rau txhua qhov teeb meem xav tau.
Txawm hais tias tus naj npawb ntawm cov kiv cua tau loj hlob tsis tu ncua, Julia muaj lub zej zog me tab sis cog lus, thiab feem ntau ntawm kev txhawb nqa tseem yog muab los ntawm cov kws sau ntawv.
Julia-cov blogs tshwj xeeb thiab cov zej zog loj hlob tuaj qhia lawv txoj kev paub txog kev siv nws ntawm ntau lub platform.
Kev siv Julia sab nraud ntawm cov ntaub ntawv tshawb fawb tau cia siab tias yuav loj hlob hauv qhov muaj txiaj ntsig.
Cov lus nyuam qhuav pib txais kev txhim kho lub vev xaib, nthuav dav ntau qhov kev txhim kho muaj peev xwm thiab, yog li ntawd, pawg neeg tsim khoom siv nws.
Ntawm qhov tod tes, MATLAB muaj qee qhov kev txwv ntawm kev txav mus los vim nws yog qhov kev pabcuam kim.
Tsuas yog cov platforms nrog MATLAB lossis MATLAB Component Runtime tuaj yeem ua tiav MATLAB cov ntaub ntawv ntawm lwm lub platform (MCR). Vim tias MATLAB's OOP yog qhov sib txawv thiab sib txawv, nws tuaj yeem ua rau qee tus neeg xav tsis thoob.
Txawm li cas los xij, MATLAB feem ntau yog ib hom lus zoo dua.
ceev
Qhov ceev ntawm kev ua tiav yog qhov tseem ceeb thaum tsim cov cai. Lub sijhawm uas Julia raug tua zoo ib yam li C programming lus. Nws yog tsim los muab lus ceev.
Tsis zoo li lwm yam lus txhais, Julia tsis ua kom tiav. Txhawm rau tsim cov kev pabcuam hauv Julia, LLVM lub moj khaum yog siv. \
Tsis siv phau ntawv profileing thiab optimization cov tswv yim, Julia hais txog kev ua haujlwm nyuaj uas hu rau kev ceev. Rau cov teeb meem xav tau Cov Ntaub Ntawv Loj, huab xam, Kev Tshawb Fawb Cov Ntaub Ntawv, thiab Kev Tshawb Fawb Kev Tshawb Fawb, Julia muab cov lus teb zoo heev.
Nws yog pom tseeb tias Julia yog superior rau Python thaum peb sib piv nws cov kev ua tau zoo thiab ceev.
Matlab, ntawm qhov tod tes, yog cov lus programming qib siab uas muaj cov qauv ntaub ntawv, tswj cov nqe lus ntws, kev ua haujlwm, tso zis / tawm tswv yim, thiab cov phiaj xwm taw qhia.
Nws tso cai rau kev tsim sai sai ntawm daim ntawv thov pov tseg sai nrog rau kev tsim cov kev qhia dav dav, nyuaj, thiab cov ntawv thov loj.
cov tsev qiv ntawv
Los ntawm tsuas yog importing cov tsev qiv ntawv no thiab siv lawv cov haujlwm, Python lub tsev qiv ntawv loj ua rau kev tsim kho rau Python yooj yim dua.
Thaum piv rau Python, Julia raug kev txom nyem los ntawm kev tsis txaus ntawm cov tsev qiv ntawv uas nws kim heev. Ib tus lej loj ntawm cov tsev qiv ntawv thib peb kuj txhawb nqa Python. Vim tias kev saib xyuas pob tsis txaus, Julia cov tsev qiv ntawv kuj muaj qhov teeb meem no.
Txawm hais tias thaum xub thawj pom cov ntaub ntawv siv sijhawm qee lub sijhawm, Julia tuaj yeem cuam tshuam nrog C cov tsev qiv ntawv.
Kev txhim kho ntawm Julia lub tsev qiv ntawv yog qhov tsim nyog rau nws txoj kev vam meej raws li hom lus tshiab.
Txhawm rau suav cov txheeb cais, linear algebra, suav nrog kev sib koom ua ke, kev lim dej, Fourier tsom xam, kev ua kom zoo, thiab daws qhov sib txawv sib txawv, lub tsev qiv ntawv loj ntawm kev ua lej yog muab los ntawm Matlab.
versatility
Python yog ib hom lus yooj yim to taub thiab sau, ua kom muaj ntau yam. Python's adaptability ua rau nws zoo heev rau kev ua haujlwm xws li web scripting, kev loj hlob, thiab automation.
Vim tias nws tuaj yeem ua haujlwm thiab siv ntau lub tsev qiv ntawv thiab lub moj khaum, Python yog cov lus xaiv rau cov neeg tsim khoom.
Python hloov tau yooj yim dua, thaum Julia ua tau zoo ntawm kev daws teeb meem hauv kev tshawb fawb.
Cov kws tsim txuj ci uas nyiam siv Matlab raws li cov cuab yeej siv ncaj qha los ua cov txheej txheem engineering suav yuav pom nws muaj txiaj ntsig.
Nws yog qhov yooj yim rau cov uas tsis yog-coders los tsim cov logic uas tau ua tiav vim yog kev sib koom ua ke ntawm ib puag ncig kev txhim kho thiab debugger uas twb muaj lawm.
Cov cuab yeej txhawb nqa
Txhua tus programmer yuav xaiv cov lus programming uas muaj cov cuab yeej zoo tshaj plaws rau txhua qhov kev txhim kho software.
Julia ua tau zoo dua li Python ntawm cov cuab yeej txhawb nqa. Julia cov cuab yeej txhawb nqa tseem ua haujlwm, tab sis Python cov cuab yeej txhawb nqa zoo heev.
Vim li no, Julia tsis muaj qee yam ntawm Python qhov kev kuaj mob thiab kev kho kom zoo rau cov teeb meem kev ua haujlwm.
Tsis tas li ntawd, muaj feem ntau dua ntawm qhov tsis muaj kev cuam tshuam hauv cov ntaub ntawv ntawm Julia vim tias nws yog ib hom lus tshiab nrog cov neeg APIs.
Qhov kev sib tham sib tham muab los ntawm MATLAB ua rau muaj kev tshawb nrhiav, tsim, thiab daws teeb meem. Nws yog ib phau ntawm cov peev txheej uas cov programmer siv tau.
Nws nta cov cuab yeej los tswj cov chaw ua haujlwm sib txawv thiab xa tawm thiab xa tawm cov ntaub ntawv. Tsis tas li ntawd, nws suav nrog cov cuab yeej rau kev ua, kev debugging, thiab profileing MATLAB cov ntaub ntawv.
xaus
Kuv mam li sau los ntawm kev hais tias Julia yog ib hom lus tshwj xeeb uas feem ntau siv los ntawm ib pab pawg me.
Julia tej zaum yuav hloov mus rau hauv cov lus uas nyiam, xav tau raws li cov neeg tsim khoom thiab cov zej zog nthuav dav nws lub peev xwm.
Ntau lab tus tib neeg siv Python, uas yog ib hom lus tsim, thiab muaj ntau cov kev pabcuam thib peb uas suav tsis txheeb. Los ntawm kev ua si mus rau kev tshawb fawb cov ntaub ntawv, nws yog siv txhua qhov chaw.
Txhua tus tsim tawm cov ntaub ntawv kawm suav nrog Python ua ib hom lus tseem ceeb, thiab txij li cov lus tshiab tuaj yeem txuas nrog nws tas li, nws yuav tsis raug hloov sai sai.
Txawm hais tias Julia thiab Python tam sim no yog cov lus programming nrov tshaj plaws hauv cov ntaub ntawv tshawb fawb, MATLAB tau kwv yees kom tau txais txiaj ntsig zoo thiab kev siv ncua vim tias nws cov qauv tsim qauv zoo tshaj plaws thiab kev xa tawm muaj peev xwm.
Qhov tseeb tias cov neeg siv tuaj yeem siv ib lub platform uas muaj zog los tsim ML qauv, txheeb xyuas cov ntaub ntawv, thiab tsim cov duab thiab mobile apps nrog GUIs kho kom zoo dua MATLAB txoj haujlwm hauv cov ntaub ntawv tshawb fawb.
Sau ntawv cia Ncua