Category

Data Analysis

Category

I was there at that raucous council meeting to repeal the vote, I signed an Open Letter from Tech Leaders Opposed to the Proposed Head Tax, and I was a volunteer signature gatherer and small donor ($275) to the repeal referendum effort. Why did the council vote 7–2 to repeal it, just a few weeks after voting 9–0 to pass it? It is telling that the City Council called for a vote to repeal…

King County’s Restaurant Inspection Grades, which is based upon the average of red-card violations in the past four inspections I’m exploring the Python stack for data analysis and machine learning. I know I’m late to the party, but have only recently discovered the impressive Jupyter Notebook (formerly IPython) data analysis platform and community. It makes “storytelling from data” easy. But doing so with ease requires fluency with a sometimes unintuitive yet very powerful syntax. Today’s…

I’ve been dusting off my machine learning/data-science skills by diving into Python, which has become a lingua franca (along with R) of the data analysis world. Python’s libraries for data analysis and visualization are really superb and can make quick work of complex data analysis tasks. Sentiment Analysis Today, it’s possible to use computers to quantify, with reasonable accuracy, the emotional “sentiment” of an utterance, determining if it is fundamentally positive, negative or neutral in…