Course 项目 in Computer Vision at CMU

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0. Color Channel Alignment and Image Warping

1. Scene Classification System using Bag-of-words Approach with Spatial Pyramid Extension

• Feature Extraction based on Filter Banks
• K Means Clustering
• Visual Word Dictionary
• Scene Classification
• Hyperparameters Tuning
• CNN Implementation

2. Augmented Reality with Planar Homographies

• Direct Linear Transform
• Matrix Decomposition to calculate Homography
• Limitations of Planar Homography
• FAST Detector and BRIEF Descriptors
• Feature Matching
• Compute Homography via RANSAC
• Automated Homography Estimation and Warping
• Augmented Reality Application using Homography
• Real-Time Augmented Reality with High FPS
• Panorama Generation based on Homography

3. Lucas-Kanade Object Tracking

• Simple Lucas & Kanade Tracker with Naive Template Update
• Lucas & Kanade Tracker with Template Correction
• Two-dimensional Tracking with a Pure Translation Warp Function
• Two-dimensional Tracking with a Plane Affine Warp Function
• Lucas & Kanade Forward Additive Approach
• Lucas & Kanade Inverse Compositional Approach

4. Structure from Motion - 3D Reconstruction

• Fundamental Matrix Estimation using Point Correspondence
• Metric Reconstruction
• Retrieval of Camera Matrices up to a Scale and Four-Fold Rotation Ambiguity
• Triangulation using the Homogeneous Least Squares Solution
• 3D Visualization from a Stereo-Pair by Triangulation and 3D Locations Rendering
• Bundle Adjustment
  • Estimated fundamental matrix through RANSAC for noisy correspondences
  • Jointly optmized reprojection error w.r.t 3D estimated points and camera matrices
  • Non-linear optimization using SciPy least square optimizer

5. Neural 网络s for Recognition

• Manual Implementation of a Fully Connected 网络
• Text Extraction from Images of Handwritten Characters
• Image Compression with Autoencoders
• PyTorch Implementation of a Convolutional Neural 网络
• Fine Tuning of SqueezeNet in PyTorch
• Comparison between Fine Tuning and Training from Scratch

6. Photometric Stereo

• Calibrated Photometric Stereo
• Uncalibrated Photometric Stereo
• Generalized Bas-Relief Ambiguity