![Sensors | Free Full-Text | A Novel Sensor Based on a Single-Pixel Microwave Radiometer for Warm Object Counting: Concept Validation and IoT Perspectives Sensors | Free Full-Text | A Novel Sensor Based on a Single-Pixel Microwave Radiometer for Warm Object Counting: Concept Validation and IoT Perspectives](https://www.mdpi.com/sensors/sensors-17-01388/article_deploy/html/images/sensors-17-01388-g015.png)
Sensors | Free Full-Text | A Novel Sensor Based on a Single-Pixel Microwave Radiometer for Warm Object Counting: Concept Validation and IoT Perspectives
![Umar Farooq on Twitter: "Some pictures of the #Maltepe crowd, and the area that appears occupied. Take total square meters occupied and multiply by how many people you think are standing in Umar Farooq on Twitter: "Some pictures of the #Maltepe crowd, and the area that appears occupied. Take total square meters occupied and multiply by how many people you think are standing in](https://pbs.twimg.com/media/DgYT1dkWsAEhoWT.jpg)
Umar Farooq on Twitter: "Some pictures of the #Maltepe crowd, and the area that appears occupied. Take total square meters occupied and multiply by how many people you think are standing in
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SHANGHAI, CHINA - MAY 4, 2021 - The 18.03-meter-high freedom GUNDAM standing statue on the square attracts many people to visit, Shanghai, China on May 4, 2021. (Photo by Finn / Costfoto/Sipa USA Stock Photo - Alamy
![How much room the entire world population would take up if standing side by side with each person having 1 square meter area to stand in. : r/MapPorn How much room the entire world population would take up if standing side by side with each person having 1 square meter area to stand in. : r/MapPorn](https://preview.redd.it/41f30jsmksk31.jpg?width=640&crop=smart&auto=webp&s=5ddbe925be55150785ac6ad367648788a357c1ee)
How much room the entire world population would take up if standing side by side with each person having 1 square meter area to stand in. : r/MapPorn
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