宙畑 Sorabatake

List : TELLUS

New release

Check out sea surface temperature and chlorophyll a concentration! SHIKISAI (GCOM-C) satellite data is released on Tellus!

In this article, we introduce an overview of GCOM-C SHIKISAI, which was installed in Tellus on December 11th, and about how to look at the data of sea surface temperature and chlorophyll a concentration.

How to use

[How to Use Tellus from Scratch] Display AVNIR-2’s ortho rectified image product

The API for the original data from the AVNIR-2 sensor carried on JAXA's ALOS satellite has become available on Tellus! We'll tell you how to use it.

Machine Learning

Classify satellite images according to cloud density

AI (Artificial Intelligence) has now become pretty common in much of the business world. In the satellite data field, applications of AI such as machine learning and deep learning are capturing more and more attention every year.

How to use

【Hands-on guide to】what you can learn through combining different pieces of Tellus satellite data together

Satellites can observe objects using different frequency bands all at once. You can choose different combinations of frequency bands to emphasize specific features. In this article, we will tell you how to create altered images by changing the combination of frequency bands.

Space business

Key events in the space industry in 2019 — Check out these seven selected topics

Let's check out important events and trends in seven selected areas in the space industry of 2019. Sorabatake's choice of hot topics for 2020 is also mentioned at the end of the article so don't miss it.

Notebooks

Extract Differences by Synthesizing Two Satellite Images Taken at Different Times

We are going to try and compare differences using two satellite images taken at different times. What are the visible differences in the images of the town?

New release

What’s “Tellus Trainer”? An e-learning service that you can learn satellite data analysis at home!

Our e-learning service, "Tellus Trainer,” allows you to learn satellite data analysis at home. But how does it work? In this article, we would like to explain it in detail.

Machine Learning

Data Science competition of Sea ice detection : its purpose points on images

On October 4th, 2019, the "3rd Tellus Satellite Challenge", a satellite data analysis competition, began at SIGNATE. The theme of this contest is "detection of the sea-ice area." This article will explain the purpose and points to be considered on images.

Machine Learning

Vessel Detection— Introduction of the analytical approaches used by the winners of the 2nd satellite data analysis contest

We are going to introduce the analytical approaches used by the top three winners in the “Tellus Satellite Challenge”, a vessel detection algorithm competition using satellite data.

How to use

[How to Use Tellus from Scratch] How do you get an image larger than a map tile? Four tips on handling map tiles

We have shown you how to handle data on JupyterLab in the "Tellus from Scratch" posts. We often use the word "map tile" in these posts. Now, we'll tell you some useful techniques to deal with map tiles with JupyterLab on Tellus.

How to use

[How to Use Tellus from Scratch] Get data from the Automated Meteorological Data Acquisition System (AMeDAS) on JupyterLab

You can get observed data values at one-minute intervals of rain, anemometers, thermometers, sunshine recorders and snow gauges of the Automated Meteorological Data Acquisition System (AMeDAS) on Tellus. In this post, we'll show you how to get this AMeDAS data using JupyterLab on Tellus.

New release

【Tellus ver1.2 has brought you new and enhanced tools!】New features and how to use them

On June 28, 2019, we released ver1.1 of the satellite data platform "Tellus". Let's look at new features of the updated Tellus OS and how to use them.

How to use

[How to Use Tellus from Scratch] Create an Elevation Graph of Mt. Fuji using Jupyter Lab

ASTER GDEM is a Digital Elevation Model (DEM) created based on the observational data of the optical sensor "ASTER" on NASA's Earth Observation Satellite, Terra. In this article, we will introduce how to create an elevation graph of Mt. Fuji with Jupyter Lab on Tellus using ASTER GDEM 2 elevation data.

How to use

[How to Use Tellus from Scratch] Get Himawari-8 Image and create animation using Jupyter Lab

We will explain how to get Himawari-8 image, and creating animation using Jupyter Lab on Tellus.

How to use

[How to Use Tellus from Scratch] Clip area from satellite data specified in the GeoJSON format on Jupyter Notebook

Here, we will show you how to clip an area specified in GeoJSON format from satellite data obtained on Jupyter on Tellus. See "Tellusの開発環境でAPI引っ張ってみた (Use Tellus API from the development environment)" for how to use Jupyter Notebook on Tellus.

How to use

[How to Use Tellus from Scratch] Calculate the Percentage of Green Space on AVNIR-2/ALOS Optical Image Using Jupyter Notebook

We would like to introduce how to extract green space from the optical image using AVNIR-2/ALOS data on Tellus.

New release

Tellus releases major updates! — Tellus ver1.1 can now support JupyterLab, the R programming language with newly added data, as well as greatly improving its UI and UX!

Tellus ver1.1 was released on June 28, 2019. Tellus ver1.1 now supports JupyterLab and the R programming language. It has added 200 scenes from ASNARO-2 as well as location information data, and improved many aspects of its UI/UX with updated content!

How to use

[How to Use Tellus from Scratch] Obtain high-resolution images from “TSUBAME” (SLATS), using Jupyter Notebook.

We would like to introduce and explain how to obtain high-resolution images from the Super Low Altitude Test Satellite “TSUBAME” (SLATS), using Jupyter Notebook on Tellus.