Articles by Hello, world! My name is Justin.

Deep (learning) like Jacques Cousteau – Part 7 – Matrices

June 30, 2019 | Hello, world! My name is Justin.

(TL;DR: matrices are rectangular arrays of numbers.)

I walk the (train) line – part quatre – Tell me why

June 10, 2019 | Hello, world! My name is Justin.

(TL;DR: Dijkstra’s algorithm is correct. Mathematical proof inside

Deep (learning) like Jacques Cousteau – Part 6 – Dot products

June 7, 2019 | Hello, world! My name is Justin.

(TL;DR: Start with two vectors with equal numbers of elements. Multiply them element-wise. Sum the results. This is the dot product.)

Deep (learning) like Jacques Cousteau – Part 5 – Vector addition

May 22, 2019 | Hello, world! My name is Justin.

(TL;DR: You can add vectors that have the same number of elements.)

Deep (learning) like Jacques Cousteau – Part 4 – Scalar multiplication

May 12, 2019 | Hello, world! My name is Justin.

(TL;DR: Multiply a vector by a scalar one element at a time.)

Deep (learning) like Jacques Cousteau – Part 3 – Vectors

May 7, 2019 | Hello, world! My name is Justin.

(TL;DR: Vectors are ordered lists of numbers.)

Deep (learning) like Jacques Cousteau – Part 2 – Scalars

May 4, 2019 | Hello, world! My name is Justin.

(TL;DR: Scalars are single numbers.)

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