Posts

#230 - Fibonacci Words

Using UNet and PyTorch Lightning to detect Contrails in Images

Using an image segmentation approach to tackle the Contrail Detection Kaggle competition by Google Research Continue reading Using UNet and PyTorch Lightning to detect Contrails in Images

#308 - An Amazing Prime-generating Automaton

#345 - Matrix Sum

#235 - An Arithmetic Geometric Sequence

#176 - Right-angled triangles that share a cathetus

#282 - The Ackermann Function

#285 - Pythagorean Odds

Wildfire Incidence III - Basic Neural Network

Part 3 of predicting wildfire incidence. I show a basic example of using a neural network on the same data for prediction. Continue reading Wildfire Incidence III - Basic Neural Network

Wildfire Incidence Prediction - Part II - Spatial Logistic Regression

Part 2 of predicting wildfire incidence. After preprocessing, we perform spatial logistic regression using all the data on hand. Continue reading Wildfire Incidence Prediction - Part II - Spatial Logistic Regression

Wildfire Incidence Prediction - Part I - Preprocessing

Part 1 of predicting wildfire incidence. This goes over preprocessing all the input data (wildfires, land usage, and climatology). Continue reading Wildfire Incidence Prediction - Part I - Preprocessing

#138 - Special isosceles triangles

#187 - Semiprimes

#173 - Using up to one million tiles how many different 'hollow' square laminae can be formed?

#162 - Hexadecimal numbers

#110 - Diophantine reciprocals II

#108 - Diophantine reciprocals I

#87 - Prime power triples

#70 - Totient permutation

#68 - Magic 5-gon ring

#233 - Lattice points on a circle

#191 - Prize Strings

#193 - Squarefree Numbers

#139 - Pythagorean tiles

#140 - Modified Fibonacci golden nuggets

#137 - Fibonacci golden nuggets

#126 - Cuboid layers

#124 - Ordered radicals

#86 - Cuboid route

#74 - Digit factorial chains

#61 - Cyclical figurate numbers

#206 - Concealed Square

#113 - Non-bouncy numbers

#112 - Bouncy numbers

#83 - Path sum: four ways

#77 - Prime summations

#75 - Singular integer right triangles

#125 - Palindromic sums

#66 - Diophantine equation

#62 - Cubic permutations

#82 - Path sum: three ways

#104 - Pandigital Fibonacci ends

#205 - Dice Game

#99 - Largest exponential

#97 - Large non-Mersenne prime

#100 - Arranged probability

#144 - Investigating multiple reflections of a laser beam

#63 - Powerful digit counts

#225 - Tribonacci non-divisors

#73 - Counting fractions in a range

#72 - Counting fractions

#158 - Exploring strings for which only one character comes lexicographically after its neighbour to the left

#151 - Paper sheets of standard sizes: an expected-value problem

#117 - Red, green and blue tiles

#116 - Red, green or blue tiles

#115 - Counting block combinations II

#114 - Counting block combinations I

#102 - Triangle containment

#123 - Prime square remainders

#121 - Disc game prize fund

#78 - Coin partitions

#94 - Almost equilateral triangles

#101 - Optimum polynomial

#85 - Counting rectangles

#84 - Monopoly odds

#81 - Path sum: two ways

#76 - Counting summations

#80 - Square root digital

#69 - Totient maximum

#71 - Ordered fractions

#67 - Maximum path sum II

#59 - XOR decryption

#58 - Spiral primes

#57 - Square root convergents

#56 - Powerful digit sum

#55 - Lychrel numbers

#52 - Permuted multiples

#89 - Roman numerals

#79 - Passcode derivation

#65 - Convergents of $e$

#64 - Odd period square roots

#54 - Poker hands

#92 - Square digit chains

#50 - Consecutive prime sum

#107 - Minimal network

#49 - Prime permutations

#48 - Self-powers

#47 - Distinct prime factors

#46 - Goldbach's other conjecture

#53 - Combinatoric selections

#45 - Triangular, pentagonal, and hexagonal

#44 - Pentagonal numbers

#43 - Sub-string divisibility

#42 - Coded triangle numbers

#40 - Champernowne's constant

#41 - Pandigital prime

#39 - Integer right triangles

#38 - Pandigital multiples

#37 - Truncatable primes

#36 - Double-base palindromes

#35 - Circular primes

#34 - Digit factorials

#33 - Digit cancelling fractions

#32 - Pandigital products

#31 - Coin sums

#30 - Digit fifth powers

#29 - Distinct powers

#28 - Number spiral diagonals

#27 - Quadratic primes

#26 - Reciprocal cycles

#25 - 1000-digit Fibonacci number

#24 - Lexicographic permutations

#23 - Non-abundant sums

#22 - Names scores

#21 - Amicable numbers

#20 - Factorial digit sum

#19 - Counting Sundays

#18 - Maximum path sum I

#17 - Number letter counts

#16 - Power digit sum

#15 - Lattice paths

#14 - Longest Collatz sequence

#13 - Large sum

#12 - Highly divisible triangular number

#11 - Largest product in a grid

#10 - Summation of primes

#9 - Special Pythagorean triplet

#8 - Largest product in a series

#7 - 10001st prime

#6 - Sum square difference

#5 - Smallest multiple

#4 - Largest palindrome product

#3 - Largest prime factor

#2 - Even Fibonaci numbers

#1 - Multiples of 3 and 5