Jean-Luc Py

 
Votes utiles reçus relativement à des chroniques: 68% (43 de 63)
 

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Classement des meilleurs critiques: 36 365 - Total des votes Utile : 43 sur 63
The Signal and the Noise: Why So Many Predictions &hellip de Nate Silver
1 internaute sur 1 a trouvé ce commentaire utile :
5.0 étoiles sur 5 Clever and subtle, 23 décembre 2012
N. Silver is no amateur forecaster: he designed a system for forecasting performance of baseball players and set up a web site predicting election results (he also happens to have played poker at a semi-professional level).

The book is full of insights on the pitfalls that forecaster can fall into. But, it also contains a bounty of solutions (notably derived from Bayesian statistics). Effortlessly, N. Silver guides us to subtle and clever ways on how we can improve our prediction abilities (and recognize our limitations!). Let me just give a very small sample of how the book helps us grasp what should be understood:
* Understanding the difference between a prediction and a… Lire la suite
The Intelligence Paradox: Why the Intelligent Choi&hellip de Satoshi Kanazawa
The first part of the book sets a framework, which is quite straight-forward but heuristically rich. The evolutionary legacy hypothesis (or mismatch hypothesis) is colloquially renamed the Savanna principle from which we discover why intelligent people do stupid things

The Savanna principle: the human brain has difficulty comprehending and dealing with entities and situations that did not exist in the ancestral environment. p. 25
General intelligence helped our ancestors only in the very narrow domain of evolutionary novelty- evolutionary novel problems were by definition few and far between in the ancestral environment- [] more intelligent individuals are better than… Lire la suite
Pourquoi je hais l'indifférence de Antonio Gramsci
9 internautes sur 9 ont trouvé ce commentaire utile 
Le livre est un recueil darticles publiés dans des journaux socialistes en 1917 et 1918 (+ un « intrus » publié en 1921). M. Rueff, qui a traduit et préfacé le livre, a fait un travail remarquable dannotations (sur les personnes citées par lauteur et les figures idiomatiques italiennes) qui en facilite la lecture.

Ecrits de jeunesse dun A. Gramsci qui a moins de 30 ans, on y découvre les ébauches à partir desquelles il écrira ses célèbres Carnets de prison.

Il est forcément difficile de faire la critique dA. Gramsci tant sa vie lui confère un statut de martyr, propice… Lire la suite

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