PinnedLuiz LianzainData with cafezinhoSocial scientists are the best data analystsI used to think that people from social sciences backgrounds, like political science, sociology, and economics, were best suited for such a…3 min read·Jan 10, 2024----
Luiz LianzainData with cafezinhoBuilding a daily table with balanceHow can you calculate each day's balance for each account by grouping everything into a class and distributing the result day by day in…2 min read·Feb 1, 2024----
Luiz LianzainData with cafezinhoKPIs and avoiding complexityAs a data analyst, one of the important tasks is to work with Key Performance Indicators (KPIs). These indicators can be tricky to manage…2 min read·Jan 17, 2024----
Luiz LianzaA job as a data somethingToday another friend of mine is considering changing careers to data. At this point, they are simply thinking about surviving the storm.4 min read·Apr 5, 2023----
Luiz LianzainData with cafezinhoMachine Learning at the marginsThe issue of how people will use ML and AI will always create ethical debates. Problems like how the data is mined or how honest the…2 min read·Jan 4, 2023----
Luiz LianzainData with cafezinhoModeling audioThis post is a continuation of the last post on this page. You can access it here. Grab your cup of coffee, and let’s go for a quick chat…3 min read·Dec 21, 2022----
Luiz LianzainData with cafezinhoAudio as data with SilvertoneLet’s understand how to work with audio to use ML and Deep Learning models. This post is based on the study made during the Silvertone…3 min read·Dec 15, 2022----
Luiz LianzaPor que estudar Sociologia?É uma questão recorrente, não é? Isso quando não é esta afirmativa: “não é preciso estudar Sociologia”. Pois bem, é sobre isso que pretendo…6 min read·Jul 24, 2021----
Luiz LianzaO Livro de Rod — Capítulo 1Uma explicação prévia, esse é o capítulo 1 do meu romance recém-publicado e disponível na Amazon. A história que se segue é sobre um…8 min read·Jul 23, 2021----
Luiz LianzaSoul, o capitalismo e os comentários do FacebookÀs vezes, eu lembro de que vale a pena escrever sobre as coisas e, como não sei bem onde por, escrevo aqui. Pois bem, recentemente…7 min read·Jan 10, 2021----