Wednesday, August 31, 2022

How Neural Networks Perform Complex Tasks

Based in Aurora, Colorado, Muneeb Chawla is a tech entrepreneur with a background in areas such as machine learning, natural language processing, and statistics. In his work as a data scientist, Muneeb Chawla has also developed neural networks, which lie at the center of deep learning algorithms.

Also known as artificial neural networks (ANNs), these constructs have a structure that mimics the human brain in the way that neurons rapidly signal to each other within a complex environment.

Unlike the brain, ANNs are made up of node layers that have an input layer and a number of hidden layers, as well as an output layer. Every node connects to another node, with each possessing a specified weight and activation threshold. When a node surpasses the threshold value, it is activated and sends data to the network’s next layer.

Over an extended period, training data is used by neural networks to boost accuracy. Once the networks have been fine-tuned, they can be employed as AI tools that enable high velocity data to be clustered and classified. Practical uses of this include image and speech recognition. The search algorithm of Google is another example of a neural network that rapidly filters mass data and delivers relevant results.



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Monday, August 22, 2022

The Fastest Racket Sport in the World

Muneeb Chawla has served OPTUM in Eden Prairie, Minnesota, as a senior data scientist since 2021. When he is not developing machine learning solutions for the OPTUM information technology department, Muneeb Chawla enjoys leading an active lifestyle. His personal interests include hiking and playing badminton.

According to the Association of Tennis Professionals, the fastest serve in the history of the sport was recorded by American John Isner, who delivered a 157.2-mile-per-hour serve during a 2016 Davis Cup rubber match against Australian Bernard Tomic. While impressive, Isner’s serve pales in comparison to the world’s fastest racket sport – badminton.

Badminton is a racket sport with somewhat similar rules and equipment to tennis. However, while tennis players use a tennis ball, badminton players exchange rallies using a birdie, or shuttlecock. Birdies can be made of various materials, but they typically consist of a rounded cork tip with goose feathers attached.

Badminton rules dictate that serves must be delivered using an underhand motion, meaning serves typically travel at only a few miles per hour. However, overhead smashes can send the birdie traveling at speeds in excess of 200 miles per hour. In fact, Mads Pieler Kolding holds the record for the world’s fastest badminton smash at 264.7 miles per hour.



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Thursday, August 11, 2022

Some Benefits of Swimming

Drawing on more than 15 years of experience in engineering and data science, Muneeb Chawla is a senior data scientist with Eden Prairie, Minnesota-based Optum, a technology and data health care provider. Outside work, Muneeb Chawla is an avid biker and swimmer.

Besides working out the whole body, swimming affords multiple benefits. Most types of exercise fall into one of the two categories: highly intensive and strenuous on the joints or less intensive and gentle on the joints. Swimming, however, appears to unite the advantages of both. While it can be intensive enough, it spares the joints.

As reported by the American Council, the natural buoyancy of water holds the body up, thus reducing the moving body weight by 90 percent, which, in turn, also lowers the impact on the bones, joints, and muscles and minimizes potential injuries. By comparison, with running, people can experience short impacts of five to ten times their body weight on their hips, knees, and ankles.

Generally, all forms of exercise can aid in reducing stress, as they decrease the release of stress hormones like cortisol and adrenaline and produce endorphins, the body’s natural mood lifters. Multiple studies have demonstrated the calming effects of swimming too.

In 2012, Speedo commissioned an international study, which showed that over 74 percent of the participants felt less stressed after swimming, and 70 percent experienced a mental refreshment. Another study published in 2015 in the International Journal of Physical Education, Sports, and Health encompassed 101 people at a YMCA in New Taipei City, Taiwan. Nearly half of them stated they were stressed out and felt mildly depressed. After they swam, only eight reported continuing to feel the same.

A 2017 study in the British Journal of Sports Medicine explored the relationship between specific physical activities and long-term health effects. It indicated that swimming regularly significantly lowers the possibility of dying from cardiovascular disease (over 40 percent) or any cause (almost 30 percent).



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How Deep Learning Mimics the Brain in Processing Data

Muneeb Chawla is an Aurora, Colorado-based IT professional with experience in technical areas such as natural language processing and machi...