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Pixxel Support Channels

Dear Community Members,

We are committed to providing you with comprehensive support through various channels. Below is a list of ways you can reach out to us:

1. Help Center: Access our Help Center for resources and assistance

2. Technical Support: For technical inquiries, you can:

3. Public Relations: For media and PR-related queries, contact us at press@pixxel.co.in

4. Social Media: Stay connected and reach out to us on our social media platforms:

For more information, visit our contact page.

We are here to assist you and look forward to connecting with you through any of these channels.

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Important Links

Stay informed and make the most of our platform with these essential resources. Whether you're accessing the platform, exploring documentation, reviewing product specifications, or learning about our satellite constellation, everything you need is right here.

🛰️Satellite Constellations

 

🚀 Essential Resources

 

📘Documentation

 

📌 Bookmark this post for quick access to all essential resources!
💬 Have questions? Drop a comment below!

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Welcome to Pixxel Community

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Remember: This is your community too. Help us maintain a positive environment by following these guidelines and leading by example.

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Is there sample data available for download?

I want to observe the sample data to see if it meets the research requirements.

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Do Pixxel satellites alter their orbits, or does the sensor concentrate only on the required area within the same orbit?

Our satellites don't alter their orbits; they stay in the same orbit.

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What are the spatial resolutions for the upcoming SWIR sensors?

The spatial resolution for our upcoming SWIR sensors is 5m.

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What is the swath and wavelenght range of Pixxel’s satellites?

The swath of our satellite would be 40 km.
The length of the image can be varied based on our user requests.

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What is the reason for using a push broom sensor? Why wasn't snapshot sensor technology used?

We are using push broom sensor, the reason being our proprietary camera allows push-broom scanning only.

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Is it feasible to conduct crop health monitoring using PSRI for intercropped fields, or is it limited to monocrops?

Crop health monitoring is feasible with PSRI (Plant Senescence Reflectance Index) for intercropped fields with our dataset; however, its effectiveness depends on the crop density.

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How to use Change detection model?

Change detection is a generic model designed to assess changes between a pair of layers stemming from identical models (such as LULC) or analytical outputs (such as NDBI, SAVI). The model provides a comprehensive analysis by presenting visual difference maps and statistical metrics to showcase both the visual and numerical aspects of the detected changes.

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How to access Pixxel imagery on Aurora?

Click on the Constellation icon located on the right-hand side of the page. Select the constellation you wish to view and explore Pixxel imagery.

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Is Crop-Bio parameter model applicable for Hyperspectral images?

Yes, Crop Bio-parameter model is suitable for Hyperspectral Imagery. The crop biophysical and biochemical parameters model estimates crop leaf area index (LAI), chlorophyll, and brown pigment. Input to the model has to be bottom of the atmosphere reflectance images. Users have the flexibility to choose the specific parameter of interest, and the model will generate the output map accordingly.

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Is it possible to detect rare-earth elements using hyperspectral imaging (HSI)?

Yes, detecting rare-earth elements using HSI (Hyperspectral Imaging) is feasible. The common method for achieving this is by employing Spectral Signature Matching techniques such as SAM (Spectral Angle Mapper) and SID (Spectral Information Divergence) with the minerals.

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What atmospheric corrections are used in Hyperspectral data?

The atmospheric corrections used are
1. The pHSICOR model, Pixxel's copyright model, includes corrections for aerosol and water vapour 
2. IsoFit model
 

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Is hyperspectral imagery data also utilized in urban forestry analysis, and what methods are employed to address spectral unmixing with other urban features?

Pixxel HSI data has a 5-metre spatial resolution and might be suitable for scenarios where landscape changes are quite drastic in an urban setting. Spectral Unmixing techniques could be used to derive the Forestry Pure Spectra and later use this for classification.

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What level of calibration degradation can be expected over time? What is the anticipated level of calibration stability after a year of deployment?

The calibration activity is carried out every 1/2 months. All the Pixxel satellites will be inter-calibrated. The effect of both the sun angle and look angle on the data from different satellites, but from the same location, will be addressed separately through the BRDF (Bidirectional Reflectance Distribution Function) algorithm.



 

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Will Pixxel satellites provide global continuous coverage?

1. We are not just a Tasking constellation, we follow a hybrid approach as well. We will be regularly monitoring and archiving many large areas that are of high interest globally such as the Amazon Rainforest or the Permian Basin or the Corn Belt in the US (and dozens of others), regardless of customer orders. However, painting the all of earth every day with hyperspectral is not optimal given the complexity and the size of the dataset. Nevertheless, we are always open to suggestions on which areas make the most sense to paint everyday.
 

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Are the satellite orbits structured to consistently observe at the same time of day?

Our satellites are planned to observe the every location at the same (local) time of the day; but they have a different NADIR revisit.

 

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