Notes by Lex Toumbourou

Articles in the permanent category

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• »

• Vector

  Nov 08, 2020 permanent    LinearAlgebra

  

  An ordered list of numbers that describe an arrow in space.

  Read More

• Vector Scaling

  Nov 08, 2020 permanent    GameMath  LinearAlgebra

  

  Multiplying each value in a vector by the same value

  Read More

• Roblox Raycasting

  Nov 07, 2020 permanent    Roblox

  In the Roblox Engine, raycasting is the act of casting a Ray from a point in 3d space (represented as Vector3) in a given direction …

  Read More

• Raycasting

  Nov 05, 2020 permanent    Computer Graphics

  Raycasting is a rendering technique that casts a series of Rays for each vertical slice of the screen in the direction a player is …

  Read More

• Ray

  Nov 04, 2020 permanent    GameMath  Geometry

  

  A line-like figure that continue indefinitely in one direction

  Read More

• SMOTE

  Dec 09, 2017 permanent    MachineLearning

  

  a technique for adding class imbalance by creating synthetic examples

  Read More

• K-Means

  Nov 10, 2017 permanent    MachineLearning

  

  an unsupervised clustering algorithm

  Read More

• Hash Table

  Oct 10, 2016 permanent    DataStructures  ComputerScience

  

  a key-value pair data structure with constant time data access

  Read More

• Recursive queries in PostgreSQL

  May 08, 2016 permanent    PostgreSQL  DataEngineering

  For some data relationships in Postgres (or any other relational database that speaks SQL), recursive queries are near inevitable. Let's say you have some top-level …

  Read More

• Mean Absolute Error

  Feb 03, 2016 permanent    MachineLearning

  Mean Absolute Error (MAE) is a metric for assessing Regression predictions. Simply take the average of the absolute error between all labels and predictions in …

  Read More

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• »