Gael Colas

Commute Heat Map

Generates heat maps of commute times across a geographic grid using Google Maps APIs.

Python matplotlib numpy Google Maps API

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Paint by Numbers

Converts color images into paint-by-numbers templates using k-means clustering in CIELAB color space.

Python PIL scikit-image k-means

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Concert Planner

Builds a playlist of upcoming concerts from artists performing in your area.

Python YouTube API TicketMaster API

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Chess Server

Web app for recording chess games and tracking persistent ELO ratings with a live stats dashboard.

Python Flask HTML

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RL Flappy Bird

Reinforcement learning agent that masters Flappy Bird through value iteration and ε-greedy exploration.

Python matplotlib Reinforcement Learning value iteration ε-greedy

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RL Chrome Dino

Reinforcement learning agent that plays the Chrome offline Dino Run game via Selenium automation.

Python Selenium Reinforcement Learning value iteration ε-greedy

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Grande Illusion

Robotic "sawing a woman in half" illusion — Arduino-controlled servo legs driven by motion-captured foot angles.

Robotics C++ Arduino SketchUp

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Color Pen Prediction

Electronic magic trick — an Arduino with a force sensor guesses a hidden pen color, revealed via an Android app over Bluetooth.

C++ Arduino Android PCB 3D Printing

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Autonomous Aircraft

Simulation of an aerial transportation network using autonomously controlled VTOL drones.

Java Python DJI

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photo2drawing

Converts photos into pencil-style drawings using edge detection, region segmentation, and Line Integral Convolution.

MatLab CV LIC GUI

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YouTube Download

CLI wrapper for youtube-dl to download playlists as MP3 or MP4 with minimal configuration.

Python youtube-dl CLI

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Solar Energy Prediction

Stanford CS229 final project.
Predicts solar farm power output from weather measurements using regression, gradient boosting, and neural networks.

Python MATLAB scikit-learn neural network

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DeepClimb

Stanford CS231n final project.
Classifies bouldering difficulty grades on the MoonBoard.

Python PyTorch CNN Naive Bayes

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Video Colorization

Stanford CS230 final project.
Colorizes black-and-white videos with a GAN pipeline.

Python TensorFlow GAN

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QA-squad

Stanford CS224N final project.
Extractive QA on SQuAD 2.0 using BiDAF enhanced with multi-level embeddings and a custom distance-aware loss.

Python PyTorch NLP BiDAF

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Advent of Code

My personal solutions to Advent of Code puzzles across multiple years.

Python algorithms puzzles

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CS231n Assignments

Stanford CS231n assignments.
CNNs, RNNs, attention, and style transfer in PyTorch.

Python PyTorch CNN

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EKF SLAM Robot

Stanford AA273 assignment.
Extended Kalman Filter for simultaneous localization and mapping on a non-holonomic robot with unknown measurement noise.

MATLAB EKF SLAM

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Roomba Navigation

Stanford AA228 final project.
POMDP formulation for Roomba localization using particle filtering and bump sensor observations.

Julia POMDP particle filter

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Genetic Path Planning

Stanford AA222 final project.
Single- and multi-objective genetic algorithms for 2D offline path planning with Pareto-optimal front.

Python Jupyter Path Planning Genetic Algorithm

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MyFoodora

CentraleSupélec OOP course project.
Object-oriented food ordering and delivery platform with client, restaurant, and manager stakeholders.

Java OOP UML

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