{"id":6106,"date":"2020-06-04T10:29:35","date_gmt":"2020-06-04T04:59:35","guid":{"rendered":"https:\/\/www.univariety.com\/blog\/?p=6106"},"modified":"2020-06-23T14:23:11","modified_gmt":"2020-06-23T08:53:11","slug":"what-is-machine-learning","status":"publish","type":"post","link":"https:\/\/www.univariety.com\/blog\/what-is-machine-learning\/","title":{"rendered":"What is Machine Learning?"},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"font-size: 20px; color: #000000;\">Our ability to learn from the past and get better at tasks through experience is what makes us humans. When we are born, we know nothing and can do almost nothing by ourselves. But soon, we\u2019re learning and becoming more capable every day. Machines such as computers follow instructions given by humans. But what if humans can train the machines from past data and do what humans can do, only much faster? Well, that\u2019s what is called Machine Learning. But it\u2019s a lot more than just recalling previous data, it\u2019s also about understanding and reasoning.<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 24px; font-family: georgia, palatino, serif;\"><strong>Introduction To Machine Learning<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000; font-size: 20px;\">Machine Learning brings together information and data with computer science to enable computers to learn how to do a task without being programmed to do so. Just as your brain uses experience to improve a task, so can a computer. Say you need a computer that can tell the difference between a picture of a dog and a picture of a cat. You can begin by feeding it images and telling it which images are those of dogs and which are of cats. A computer programmed to learn with seek statistical patterns within the data, which will enable it to recognize a cat or a dog in the future. It might figure out on its own that cats have shorter noses and dogs come in a variety of sizes, and then represent that information numerically. But the crucial part is that these patterns are identified by the computer, not the programmer. The computer then establishes the algorithms by which future data is sorted out.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 20px; color: #000000;\">Of course, there can be mistakes. But that\u2019s where feedback from humans can help them refine these patterns and algorithms further. The more data the computer receives, the more finely tuned its algorithm becomes, and the more accurate it can be in its predictions.<\/span><\/p>\n<h3 style=\"text-align: left;\"><span style=\"font-family: georgia, palatino, serif;\"><strong><span style=\"font-size: 24px; color: #000000;\">Machine Learning is divided into three broad categories: <\/span><\/strong><\/span><\/h3>\n<ul style=\"list-style-type: square; text-align: justify;\">\n<li style=\"text-align: left;\"><span style=\"font-size: 20px; color: #000000;\">Supervised Learning<\/span><\/li>\n<li style=\"text-align: left;\"><span style=\"font-size: 20px; color: #000000;\">Unsupervised Learning, &amp;<\/span><\/li>\n<li style=\"text-align: left;\"><span style=\"font-size: 20px; color: #000000;\">Reinforced Learning<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\">I<span style=\"color: #000000;\">n the earlier examples, showing the computer pictures of cats and dogs is an example of Unsupervised Learning. When we start adding Labels to these pictures (like Cat for one photo and Dog for another photo), it is an example of Supervised Learning. And when we correct mistakes or provide additional algorithms, it is an example of Reinforced Learning.<\/span><\/p>\n<h4 style=\"text-align: left;\"><span style=\"font-size: 20px; color: #000000; font-family: georgia, palatino, serif;\"><strong>There are a lot of Applications of Machine Learning out there. To name a few, Machine Learning is used in<\/strong><\/span><\/h4>\n<ul style=\"text-align: justify;\">\n<li style=\"text-align: left;\"><span style=\"font-size: 20px; color: #000000;\">Healthcare, where diagnostics are predicted for doctor\u2019s review<\/span><\/li>\n<li style=\"text-align: left;\"><span style=\"font-size: 20px; color: #000000;\">Sentiment Analysis which tech giants like Facebook and Instagram are using on social media<\/span><\/li>\n<li style=\"text-align: left;\"><span style=\"font-size: 20px; color: #000000;\">Fraud Detection in the financial sector<\/span><\/li>\n<li style=\"text-align: left;\"><span style=\"font-size: 20px; color: #000000;\">E-Commerce Firms using ML to predict customer churn and buying patterns<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">Another common example in everyday life which you might have encountered while booking cabs is Surge Pricing. Often, when it says \u201cFare has been updated. Continue Booking?\u201d, that is an interesting Machine Learning Model which is being used by taxi companies like Uber, <span style=\"font-size: 20px;\">when they introduce differential pricing in real-time based on<\/span><\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li><span style=\"font-size: 20px; color: #000000;\">Demand<\/span><\/li>\n<li><span style=\"font-size: 20px; color: #000000;\">Number of cars available on the roads<\/span><\/li>\n<li><span style=\"font-size: 20px; color: #000000;\">Bad Weather<\/span><\/li>\n<li><span style=\"font-size: 20px; color: #000000;\">Rush Hour, etc.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-size: 20px; font-family: georgia, palatino, serif; color: #000000;\">They use the Surge Pricing Model to ensure that those who need a cab can get one. Also, it uses Predictive Modeling to predict where the demand will be high with the goal that drivers can take care of the demand, and surge pricing can be minimized.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 20px; color: #000000;\">Now\u2019s time for a small quiz to share if the models given below are using Supervised or Unsupervised Machine Learning.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 20px; color: #000000;\"><strong>Scenario 1:<\/strong> Facebook recognizes your friend in a picture from an album of tagged photographs.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 20px; color: #000000;\"><strong>Scenario<\/strong> <strong>2:<\/strong> Netflix recommends new movies based on someone\u2019s past movie choices.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 20px; color: #000000;\"><strong>Scenario 3:<\/strong> Analyzing bank data for suspicious transactions and flagging fraud transactions.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 20px; color: #000000;\">Think wisely and share your answers in the comments below.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 20px; color: #000000;\">So does Machine Learning sound interesting? There are companies like UpGrad which have Courses designed for Machine Learning. Be sure to <\/span><\/p>\n<p style=\"text-align: center;\"><strong><span style=\"text-decoration: underline; font-size: 20px; color: #3366ff;\"><span style=\"font-family: georgia, palatino, serif;\"><a style=\"color: #3366ff; text-decoration: underline;\" href=\"https:\/\/www.upgrad.com\/advanced-certification-ml-cloud-iitm\/?ref=univariety-blog\" target=\"_blank\" rel=\"noopener noreferrer\">Check Out Their Latest Course On Machine Learning With Cloud by IIT Madras<\/a><\/span><\/span><\/strong><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Our ability to learn from the past and get better at tasks through experience is what makes us humans. When we are born, we know nothing and can do almost nothing by ourselves. But soon, we\u2019re learning and becoming more capable every day. Machines such as computers follow instructions given by humans. But what if<\/p>\n","protected":false},"author":7260,"featured_media":6593,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"amp_status":""},"categories":[1],"tags":[357,355,356,354],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is Machine Learning? - Univariety Blog<\/title>\n<meta name=\"description\" content=\"Machine Learning brings together information and data with computer science to enable computers to learn how to do a task without being programmed to do so. 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