Il successo della Lega, i media e le “crisi” migratorie

La crescita di Salvini e della Lega è forse per la politica italiana l’evento più significativo del 2018. Nel gennaio 2018, prima delle elezioni di marzo, la Lega di Salvini era intorno al 12-13%. Alla fine del 2018 la Lega era stimata sopra al 30%. Un guadagno di quasi 20 punti percentuali in 12 mesi.

Fig 1. La crescita della Lega (media mobile dei sondaggi, 30 giorni)

(more…)

Sunday, 8 December 2019

Explicit semantic analysis with R

Explicit semantic analysis (ESA) was proposed by Gabrilovich and Markovitch (2007) to compute a document position in a high-dimensional concept space. At the core, the technique compares the terms of the input document with the terms of documents describing the concepts estimating the relatedness of the document to each concept. In spatial terms if I know the relative distance of the input document from meaningful concepts (e.g. ‘car’, ‘Leonardo da Vinci’, ‘poverty’, ‘electricity’), I can infer the meaning of the document relatively to explicitly defined concepts because of the document’s position in the concept space.

(more…)

Tuesday, 26 April 2016

tweets


Twitter: frbailo

links


blogroll


RSS r-bloggers.com

RSS Simply Statistics

RSS Statistical Modeling, Causal Inference, and Social Science

  • Hedging your bets by weighting regressions?
    Cody Boyer writes: I’ve had a question in the back of my mind since I read this article years ago. What I’m curious about is this section, quoted below: A major challenge is that there are a lot of plausible … Continue reading →
  • Prior knowledge elicitation: The past, present, and future
    Petrus Mikkola, Osvaldo A. Martin, Suyog Chandramouli, Marcelo Hartmann, Oriol Abril Pla, Owen Thomas, Henri Pesonen, Jukka Corander, Aki Vehtari, Samuel Kaski, Paul-Christian Bürkner, and Arto Klami write in a paper that recently appeared online in Bayesian Analysis journal Specification … Continue reading →
  • Incompetence or fraud hidden in plain sight
    We’ve been hearing a lot about the colorful con artist George Santos, who was recently elected to the U.S. Congress. One news story asks: Why, people keep asking, did it take so long for his lies to be revealed? Why … Continue reading →