PinnedPeng WanginTowards Data ScienceExploratory Spatial Data Analysis (ESDA) — Spatial AutocorrelationExplores Toronto neighborhoods Airbnb listing prices and identifies hot/cold areasJan 4, 2021Jan 4, 2021
PinnedPeng WanginDataDrivenInvestorBuild Knowledge Graph RAG with LlamaIndex from PDF DocumentsPreviously I implemented a RAG LLM from my PDF documents. Retrieval-Augmented Generation (RAG) is the concept of providing large language…Jul 23Jul 23
Peng WanginAI AdvancesHow to Generate Podcast From Any Webpage Using NotebookLlamaNotebookLlama, an open source version of Google NotebookLM deploys Meta’s Llama recipe for NotebookLM on the Llama family of models…Nov 3Nov 3
Peng WanginDataDrivenInvestorBuild LLM Chatbot With PDF DocumentsCreate a custom LLM chatbot with PDF docs using Llama-index and Hugging FaceMay 13May 13
Peng WanginDataDrivenInvestorWhat Skills Do You Need to Become a Data EngineerPeople often ask me what skills are needed to become a data engineer. Before answering that question, let’s take a look at what data…Apr 11, 2022Apr 11, 2022
Peng WanginDataDrivenInvestorCan You Tell Someone’s Gender Based on Tweets?Predicting someone’s demographic attributes based on limited amount of information available is always a hot topic. It is common to use…Sep 25, 2020Sep 25, 2020
Peng WanginTowards Data ScienceTrump VS Trudeau: Who Makes Better Use of Twitter During COVID-19 CrisisDuring the COVID-19 pandemic, people take their worries, concerns, frustration, and loves to social media to share with the rest of the…May 4, 2020May 4, 2020
Peng WangCOVID-19 (Coronavirus) Power BI DashboardOn March 11, the WHO declared the Novel Coronavirus outbreak a pandemic, a new disease that has spread around the world. Many countries…Mar 17, 2020Mar 17, 2020
Peng WanginDataDrivenInvestorTo Know What People Twitter About #Coronavirus In One MinuteYear 2020 is not off to a good start. The ongoing Coronavirus outbreak that originated in Wuhan, China has infected thousands of people…Feb 6, 2020Feb 6, 2020
Peng WanginTowards Data ScienceBuilding Web App For Canada-US Border Crossing Wait Time ForecastBlack Friday is just around the corner. Many Canadian shoppers will drive south and join the shopping extravaganza. If you plan to travel…Nov 25, 2019Nov 25, 2019
