Diffusion Models
Noise, score, and sampling — the machinery behind modern image generation
25 cards · first 3 free · flip each card to test yourself
04
KL Divergence
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05
The Forward Diffusion Process
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06
The Closed-Form Jump to Any Timestep
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07
Noise Schedules
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08
Signal-to-Noise Ratio
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09
Score Functions
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10
Denoising Score Matching
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11
The Reverse Process
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12
The Variational Bound
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13
The Simple DDPM Loss
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14
Predicting $\epsilon$, $x_0$, or $v$
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15
The U-Net Denoiser
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16
Timestep Conditioning
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17
Ancestral Sampling
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18
DDIM & Deterministic Sampling
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19
Higher-Order ODE Solvers
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20
Distillation & Consistency Models
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21
Classifier Guidance
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22
Classifier-Free Guidance
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23
Latent Diffusion
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24
Cross-Attention Conditioning
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25
Flow Matching & Rectified Flows
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