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GLIDE yanga iri yepakutanga OpenAI yemhando yekusiyanisa mavara-kune-mufananidzo yairatidza kukurumidza uye 'classifier-yemahara nhungamiro' yaigona kukunda zvekare GAN-based masisitimu.
Teerera kugwaro iriAI-yakarondedzerwa · ~2 min
It was a key stepping stone on the path to DALL-E 2.
Released by OpenAI in late 2021, GLIDE (Guided Language to Image Diffusion for Generation and Editing) demonstrated that diffusion models guided by text could produce photorealistic, prompt-faithful images. Its biggest contribution was comparing two ways to steer generation: CLIP guidance versus classifier-free guidance. The team found classifier-free guidance produced more realistic and better-aligned images, a result that shaped nearly every text-to-image model since. GLIDE also supported text-driven inpainting, letting users edit part of an image with a new prompt. It used a 3.5-billion-parameter diffusion model plus an upsampler. OpenAI released a smaller, filtered version publicly while withholding the full model over misuse concerns, and the DALL-E 2 research paper describes an unCLIP decoder that modifies the GLIDE architecture to accept CLIP-image conditioning.
Kugadzira mufananidzo kubva mumutsara wakaita seyakatsanangurwa chiitiko, ichiratidza kukurumidza kukurumidza-kutendeka synthesis
Text-driven inpainting: masking chikamu chemufananidzo uye uchizadza nechinhu chitsva chinotsanangurwa mumashoko
Kugadzirisa mufananidzo uripo nekuwedzera kana kutsiva zvinhu kuburikidza nekutevera-up kukurumidza
Kushanda sehwaro hwekutsvagisa kwakaratidza kutungamira-yemahara kutungamira kunokunda CLIP gwara rekugadzirisa
GLIDE pachayo inhoroondo, inotsiviwa neDALL-E 2, Imagen, uye Yakagadzikana Diffusion, asi pfungwa dzayo dzinoramba dziri kwese kwese. Classifier-yemahara kutungamira inoramba iri iyo yakasarudzika knob yekutengesa kubva pakuvimbika uye kusiyana, uye mavara-anotyairwa pendi ikozvino yakajairika. Masisitimu emangwana anoramba achinatsa masheji ekutungamira, achidzikisa maartifact akasimba ekutungamira zvinokonzeresa, uye nekuwedzera iwo masimusi kuvhidhiyo uye 3D diffusion, saka pesvedzero yeGLIDE inodarika iyo modhi.
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GLIDE yanga iri yepakutanga OpenAI yemhando yekusiyanisa mavara-kune-mufananidzo yairatidza kukurumidza uye 'classifier-yemahara nhungamiro' yaigona kukunda zvekare GAN-based masisitimu. Yakanga iri kiyi yekutsika munzira inoenda kuDALL-E 2.
GLIDE yakaratidza classifier-yemahara nhungamiro yakapa zvinonyatsoitika uye zvakamisikidzwa zvirinani pane kutungamira kweCLIP.
The full research model used a 3.5-billion-parameter base diffusion model with a separate upsampling stage.
Nekudzidziswa pane ese ari maviri echokwadi uye asina chinhu kukurudzira, iyo modhi inodzidza ine mamiriro uye isina magadzirirwo chizvarwa, yobva yawedzera pakati pavo pasampling.
The paper describes adding CLIP-image conditioning to a modified GLIDE architecture for its unCLIP decoder; this is a concrete architectural relationship.
OpenAI yanyima modhi izere pamusoro pekunetsekana kwekushandisa zvisirizvo uye ndokuburitsa yakasefa, diki musiyano.
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