Contribution of Prominent Indian Scientists

Contribution of Prominent Indian Scientists   Ever since Vedic times, science and scientific inquiry have been integral to Indian intellectual endeavors. It is widely known that Indian mathematicians invented the concept of zero and the decimal system of numbers. It is perhaps not as well known that the Pythagorean theorem was known in India many centuries before Pythagoras was … Read more

Indian Institute of Remote Sensing (IIRS), Dehradoon

Indian Institute of Remote Sensing (IIRS), Dehradoon Indian Institute of Remote Sensing (IIRS) under Indian Space Research Organisation, Department of Space, Govt. of India is a premier Training and Educational Institute set up for developing trained professionals in the field of Remote Sensing, Geoinformatics and GPS Technology for Natural Resources, Environmental and Disaster Management. It … Read more

Space Application Center (SAC), Ahmedabad

Space Application Center (SAC), Ahmedabad Space Applications Centre (SAC) at Ahmedabad is spread across two campuses having multi-disciplinary activities. The core competence of the Centre lies in  development of space borne and air borne instruments / payloads and their applications for national development and societal benefits. These applications are in diverse areas and primarily meet … Read more

Indian Space Science Data Center(ISSDC), Ramanagara

Indian Space Science Data Center(ISSDC), Ramanagara The Indian Space Science Data Center (ISSDC) is located at the Indian Deep Space Network (IDSN) Byalalu campus of ISTRAC/ISRO. ISSDC provides data ingestion, processing, archival and dissemination services to the global science community for the science missions of ISRO. ISSDC is designed to provide high computation, high capacity … Read more

Variance, Types of Sampling

Variance Variance (σ2) in statistics is a measurement of the spread between numbers in a data set. That is, it measures how far each number in the set is from the mean and therefore from every other number in the set. In investing, the variance of the returns among assets in a portfolio is analyzed … Read more