Joshua Sun

CS 280A: Computer Vision — UC Berkeley

Prokudin-Gorskii
Project 1

Prokudin-Gorskii Colorizing

Automatic color image recovery from digitized glass plate photographs using multi-scale pyramid search technique.

Image Registration Pyramid Search NCC
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Filters and Frequencies
Project 2

Fun with Filters & Frequencies

Explore edge detection, image sharpening, hybrid images, and multiresolution blending using Laplacian stacks.

Filtering Frequency Analysis Blending
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Image Mosaicing
Project 3

Image Mosaicing

Manual and automatic image stitching using homography estimation, feature detection, and RANSAC for robust alignment.

Homography RANSAC Feature Matching
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Neural Radiance Fields
Project 4

Neural Radiance Fields

3D scene reconstruction from multi-view images using machine learning, positional encoding, and volumetric rendering techniques.

NeRF PyTorch 3D Reconstruction
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Diffusion Models
Project 5A

Diffusion Models & Generative AI

Explore diffusion models for image generation, editing, and synthesis including text-to-image and visual anagrams.

Diffusion Image Generation Generative AI
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Flow Matching
Project 5B

Flow Matching from Scratch

Train flow matching models on MNIST with time and class conditioning for iterative image generation.

Flow Matching Generative Models UNet
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