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Category: Data Mining

RTL_433 SDR IoT Sniffer

RTL_433 SDR IoT Sniffer

In this post I’ll be covering how to use SDR on Linux to capture data from wireless sensors using Benjamin Larrson’s RTL_433.  I’ll start by covering the required install steps followed by some rudimentary examples.  First you will need some kind of USB SDR hardware, this example we will be using the NooElec Nano. Here are the steps to install the RTL_433 software.  Open a terminal window and enter in the following commands. sudo apt-get install libtool libusb-1.0.0-dev librtlsdr-dev rtl-sdr…

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RClone is the Rsync with the Cloud

RClone is the Rsync with the Cloud

RClone is an extended feature set to rsync which provides a way to use cloud storage for file backups. To install it, refer to this link https://rclone.org/downloads/. In my example I run these commands to download and install RClone. wget https://downloads.rclone.org/v1.42/rclone-v1.42-linux-amd64.deb sudo dpkg –install rclone-v1.42-linux-amd64.deb Next is to configure RClone to use the cloud service. I ran this command to do that. Refer to this link, https://www.hwrrobotics.com/tutorials/installingRcloneUbuntu14.04 or https://www.unixmen.com/install-configure-rclone-debian-8/ rclone config 2018/08/07 04:02:03 NOTICE: Config file “/home/local/.config/rclone/rclone.conf” not found -…

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Image to Video to Image using FFMpeg

Image to Video to Image using FFMpeg

In this post, I’ll demonstrate how to take a series of images and convert them into a video. I’ll also demonstrate how to convert a video into a series of images, were we can do some interesting things. Lets start with image to video conversion. For this example I’ll be using images that have been scrapped from the web for the past year. I run a script that downloads a new image every 5 minutes. As it downloads them, the…

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