M'ndandanda wazopezekamo[Bisani][Show]
Limodzi mwa malingaliro osavuta koma ochititsa chidwi kwambiri pakuphunzira mozama ndikuzindikira zinthu. Lingaliro lalikulu ndikugawa chinthu chilichonse m'magulu otsatizana omwe akuyimira mikhalidwe yofananira ndikujambula bokosi mozungulira.
Makhalidwe awa amatha kukhala osavuta monga mawonekedwe kapena mtundu, zomwe zimathandizira kutha kuziyika m'magulu.
Mapulogalamu a Kuzindikira Kwambiri amagwiritsidwa ntchito kwambiri mu sayansi ya zamankhwala, kuyendetsa galimoto, chitetezo ndi usilikali, kayendetsedwe ka boma, ndi zina zambiri chifukwa cha kusintha kwakukulu kwa Computer Vision ndi Image Processing.
Pano tili ndi MMDetection, chida chodziwika bwino chotsegulira zinthu chomangidwa pa Pytorch. M'nkhaniyi, tiwona MMDetection mwatsatanetsatane, pita nawo limodzi, tikambirane mawonekedwe ake, ndi zina zambiri.
Kodi MMDetection?
The MMDetection bokosi la zida adapangidwa ngati Python codebase makamaka pamavuto okhudzana ndi kuzindikiritsa zinthu komanso magawo azinthu.
Kukhazikitsa kwa PyTorch kumagwiritsidwa ntchito, ndipo kumapangidwa mwanjira yofananira. Pofuna kuzindikira zinthu ndi kugawa magawo, mitundu yambiri yogwira ntchito yapangidwa m'njira zosiyanasiyana.
Imalola kulingalira kothandiza komanso maphunziro ofulumira. Kumbali ina, bokosi lazida limaphatikizapo zolemera za maukonde opitilira 200 ophunzitsidwa kale, kupangitsa kuti ikhale yokonzekera mwachangu pagawo lozindikiritsa zinthu.
Ndi kuthekera kosinthira njira zamakono kapena kupanga chowunikira chatsopano pogwiritsa ntchito ma module omwe alipo, MMDtection imagwira ntchito ngati benchmark.
Chofunikira kwambiri pabokosi lazida ndikuphatikiza magawo owongoka, osinthika kuchokera pazabwinobwino kuzindikira kwa chinthu chimango chomwe chingagwiritsidwe ntchito kupanga mapaipi apadera kapena zitsanzo zapadera.
Kuthekera koyerekeza kwa chida ichi kumapangitsa kuti zikhale zosavuta kupanga chowunikira chatsopano pamwamba pa chimango chomwe chilipo ndikufanizira momwe chimagwirira ntchito.
Mawonekedwe
- Njira zodziwira zodziwika bwino komanso zamakono, monga Faster RCNN, Mask RCNN, RetinaNet, ndi zina zambiri, zimathandizidwa mwachindunji ndi zida.
- Kugwiritsa ntchito mitundu 360+ yophunzitsidwa kale kukonza bwino (kapena kuphunzitsanso).
- Pazinthu zodziwika bwino za masomphenya kuphatikiza COCO, Cityscapes, LVIS, ndi PASCAL VOC.
- Pa ma GPU, ntchito zonse zofunika za bbox ndi mask zimachitidwa. Ma codebase ena, monga Detectron2, maskrcnn-benchmark, ndi SimpleDet, amatha kuphunzitsidwa mwachangu kuposa kapena molingana ndi iyi.
- Ochita kafukufuku amaphwanya kuzindikira kwa chinthu chimango kukhala ma module angapo, omwe amatha kuphatikizidwa kuti apange mawonekedwe apadera ozindikira zinthu.
MMDetection Architecture
MMDetection imatchula mapangidwe amtundu uliwonse omwe angagwiritsidwe ntchito pamtundu uliwonse chifukwa ndi bokosi lazida lomwe lili ndi mitundu yosiyanasiyana yopangidwa kale, iliyonse ili ndi kamangidwe kake. Zigawo zotsatirazi zimapanga kamangidwe kameneka:
- Backbone: Msana, monga ResNet-50 wopanda wosanjikiza womaliza wolumikizidwa, ndi gawo lomwe limasintha chithunzi kukhala mamapu.
- Khosi: Khosi ndi gawo lomwe limagwirizanitsa msana ndi mitu. Pamapu amtundu wam'mbuyo, imasintha zina kapena kukonzanso. Feature Pyramid Network ndi chithunzi chimodzi (FPN).
- DenseHead (AnchorHead/AnchorFreeHead): Ndi gawo lomwe limagwira ntchito m'malo owundana a mamapu, monga AnchorHead ndi AnchorFreeHead, monga RPNHead, RetinaHead, ndi FCOSHead.
- Chithunzi cha ROIExtractor: Pogwiritsa ntchito ogwiritsa ntchito ngati RoIPooling, ndi gawo lomwe limakoka mawonekedwe a RoIwise kuchokera pamapu amodzi kapena mndandanda wamapu. Chitsanzo cha SingleRoIExtractor chimatulutsa mawonekedwe a RoI kuchokera pamlingo wofananira wa mapiramidi.
- RoIHead (BBoxHead/MaskHead): Ndi gawo la dongosolo lomwe limagwiritsa ntchito mawonekedwe a RoI monga chothandizira ndikupanga maulosi okhudzana ndi ntchito ya RoI, monga kuyika mabokosi / kubwereranso ndi kulosera kwa chigoba.
Kupanga kwa magawo amodzi ndi masitepe awiri akuwonetseredwa pogwiritsa ntchito mfundo zomwe tatchulazi. Titha kupanga njira zathuzathu pongopanga zida zingapo zatsopano ndikuphatikiza zomwe zilipo kale.
Mndandanda wa zitsanzo zomwe zikuphatikizidwa mu MMDetection
MMDetection imapereka ma codebase apamwamba kwambiri amitundu ingapo yodziwika bwino komanso ma module opangidwa ndi ntchito. Mitundu yomwe idapangidwa kale ndi njira zosinthika zomwe zingagwiritsidwe ntchito ndi bokosi lazida la MMDtection zalembedwa pansipa. Mndandandawu ukukulabe pamene zitsanzo ndi njira zowonjezera zikuwonjezeredwa.
- Fast R-CNN
- Mofulumira R-CNN
- Mask R-CNN
- RetinaNet
- Mtengo wa DCN
- DCNv2
- Cascade R-CNN
- M2Det
- GHM
- ScratchDet
- Mutu Wawiri R-CNN
- Gridi R-CNN
- FSAF
- Libra R-CNN
- GCNet
- HRNet
- Mask Scoring R-CNN
- FCOS
- SSD
- Chithunzi cha R-FCN
- Maphunziro Osakanizika Olondola
- Weight Standardization
- Hybrid Task Cascade
- Kuwongolera Anchoring
- Chisamaliro Chokhazikika
Kupanga mtundu wozindikira zinthu pogwiritsa ntchito MMDtection
Mu phunziro ili, tidzakhala Google collab notebook chifukwa ndiyosavuta kukhazikitsa ndikugwiritsa ntchito.
unsembe
Kuti tiyike zonse zomwe tikufunikira, tiyamba kukhazikitsa malaibulale ofunikira ndikufanizira pulojekiti ya MMdetection GitHub.
Kulowetsa env
Chilengedwe cha polojekiti yathu tsopano chidzatumizidwa kuchokera kumalo osungira.
Kulowetsa malaibulale ndi MMdetection
Tidzatumizanso malaibulale ofunikira, pamodzi ndi MMdetection ndithu.
Tsitsani malo ochezera omwe mwaphunzitsidwa kale
Zoyang'anira zachitsanzo zophunzitsidwa kale kuchokera ku MMdetection ziyenera kutsitsidwa kuti zisinthidwe ndi kuwongolera.
Kumanga chitsanzo
Tsopano tipanga chitsanzo ndikugwiritsa ntchito ma checkpoints ku dataset.
Kuzindikira kwa detector
Tsopano popeza fanizoli lamangidwa bwino ndikudzazidwa, tiyeni tiwone momwe lilili labwino kwambiri. Timagwiritsa ntchito chowunikira chapamwamba cha MMDetection cha API. API iyi idapangidwa kuti izipangitsa kuti zolozerazo zikhale zosavuta.
chifukwa
Tiyeni tiwone zotsatira zake.
Kutsiliza
Pomaliza, bokosi la zida la MMDetection limaposa ma codebase omwe atulutsidwa posachedwa ngati SimpleDet, Detectron, ndi Maskrcnn-benchmark. Ndi gulu lalikulu lachitsanzo,
MMDetection tsopano ndiukadaulo wapamwamba kwambiri. MMDetection imachita bwino kuposa ma codebase ena onse malinga ndi magwiridwe antchito.
Chimodzi mwazinthu zabwino kwambiri za MMdetection ndikuti mutha kungoloza fayilo yosiyana, kukopera cheke chosiyana, ndikuyendetsa nambala yomweyo ngati mukufuna kusintha mitundu.
Ndikulangiza kuyang'ana awo malangizo ngati mukukumana ndi mavuto ndi gawo lililonse kapena mukufuna kuchita zina mwanjira ina.
Siyani Mumakonda