They learnt it’s more versatile than alternatives such as the Roman numerals. The core numeral system were sourced from the Indian subcontinent which got it’s way into the persian-arabic trade. The numeral system is called arabic-hindu numeral because scholars have always identified the important contributions from both cultures. Follow him on Twitter at on Facebook.Ĭringe to see Hindu nationalists raging again about another silly thing.
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His projects include the Substack newsletter Books on Cities, the book The Stateless City: a Walk through 21st-Century Los Angeles and the video series The City in Cinema. How Youtube’s Algorithm Turned an Obscure 1980s Japanese Song Into an Enormously Popular Hit: Discover Mariya Takeuchi’s “Plastic Love”īased in Seoul, Colin Marshall writes and broadcas ts on cities, language, and culture. The Complex Geometry of Islamic Art & Design: A Short Introduction The Problem with Facebook: “It’s Keeping Things From You” This Is Your Kids’ Brains on Internet Algorithms: A Chilling Case Study Shows What’s Wrong with the Internet Today
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We all occasionally feel gratitude for the blessings those services send our way, just as we all occasionally blame them for our dissatisfactions - making the algorithm, in other words, into a thoroughly modern deity.Īlgorithms for Big Data: A Free Course from HarvardĪdvanced Algorithms: A Free Course from Harvard University In making or influencing choices humans would once have handled themselves, algorithms do present a risk of “de-skilling” as we come to rely on their services. The essential job of an algorithm, as the experts explain to him, is that of processing data, these days often in large quantities and of various kinds, and increasingly with the aid of sophisticated machine-learning processes. In the other BBC Ideas video just above, Jon Stroud makes an investigation into both the nature and the current uses of this mathematical concept. The algorithm giveth, but the algorithm also taketh away - or so it sometimes feels as we make our way deeper into the twenty-first century. This is perhaps because algorithms are most popularly associated with the deep, unseen workings of the internet, a system with ever increasing influence over the things we do, the information we receive, and even the people with whom we associate. Today, a good few of us have come to resent algorithms even more than algebra. In that last field, he was the first to define the principles of “reducing” and “balancing” equations, a subject all of us came to know in school as algebra (a name itself descended from the Arabic al-jabr, or “completion”). There lived a polymath by the name of Muhammad ibn Musa al-Khwarizmi, whom we now remember for his achievements in geography, astronomy, and mathematics. The word is algorithm, whose roots go back to the ninth century in modern-day Greater Iran. Many of use it on a daily basis, often while regarding the concept to which it refers as essentially mysterious.
Published by Elsevier B.V.In recent decades, a medieval Persian word has come to prominence in English and other major world languages. Using linear kernel, the best result (with the accuracy rate of 100%) was attained.ĭiscrete Wavelet Transform (DWT) Electrocardiogram (ECG) Music SVM.Ĭopyright © 2016.
The overall accuracy of 91.6% was achieved using polynomial kernel and RBF kernel. Time-frequency analysis revealed that the mean of the absolute values of the detail coefficients at higher scales increased during rest. The results showed that the mean of heart rate, the mean amplitude of R-wave, T-wave, and P-wave decreased in response to music. SVM classifier was used for the classification of ECG signals during and before the music. For each of the 21 ECG signals (15 morphological and six wavelet based feature) features were extracted. ECG signals were recorded in two conditions: rest and music. Twenty-two healthy females participated in this study. Therefore, in the present study, we have sought to examine the effects of traditional Persian music on the cardiac function in young women. The physiological effects of different music types on different people are not similar. In the past few decades, several studies have reported the physiological effects of listening to music.
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