Tsarin Aiki

Zaɓin Bayanan Tauraro

1. Daidaitawar Band

   C-band (Sentinel-1) ya dace da lura na gajeren lokaci.
   L-band (ALOS-2) yana iya shiga cikin ciyayi; X-band yana ba da ƙuduri na 0.25m.

2. Ingantaccen Tsarin Lokaci-Sarari

   An yi amfani da algorithm Dijkstra don zaɓar mafi kyawun nau'ikan bayanai.

3. Samun Bayanai Daga Duniya

   ESA Copernicus: Ana saukar da bayanan Sentinel-1 SLC
   ASF DAAC: Haɗa bayanan ALOS/PALSAR-2
   Tauraron Kasuwanci: Samun bayanai ta hanyar ICEYE da Capella Space

Gyaran Kewayawa

1. Gyaran Kewayawa POE

   An yi amfani da fayilolin ESA masu daidaitaccen kewayawa (<5cm).

2. Ingantaccen Tsarin Sarari

   An yi amfani da SVD don lissafin kewayawar tauraro.

3. Gyaran Doppler

   An gyara canjin yanayi a cikin yanayin Sliding Spotlight.

Gyara Radiometric da Rage Hayaniya

1. Gyara Radiometric

   An canza DN zuwa σ0 ta amfani da na'urori masu nuna alama.

2. Sarrafa Multi-look

   An yi amfani da rabon 4:1 don inganta SNR.

3. Tacewa daidaitacce

   An yi amfani da tacewa Goldstein-Werner da madaidaicin taga 32x32 pixel.

Samar da Taswira da Cire Matsalolin Ƙasa

1. Daidaitawar Bayanai

   An yi amfani da haɗin kai na sub-pixel 0.001.

2. Cire Matsalolin Ƙasa

   An yi amfani da bayanan DEM kamar SRTM 30m.

3. Gyaran Kewayawa

   An cire kurakuran kewayawa ta amfani da tsarin polynomial.

Warware Matsalolin Lokaci

1. Algorithm ɗin Mafi ƙarancin Kuɗi

   An gina hanyar triangulation a yankuna masu ƙarfi (>0.3).

2. Dabarun Multi-Scale

   An yi amfani da taswirar ƙasa don samun matsakaicin yanayi.
   An yi amfani da hanyar branch-cut don cikakkun bayanai.
   An yi amfani da AI don inganta aiki.

3. Gyaran Yanayi

   An yi amfani da bayanan MERRA-2 don samar da allon yanayi.
   An raba bayanai ta hanyar tacewa.
   An haɗa bayanan GNSS don inganta daidaito (±1.5mm).

Binciken Canjin Yanayi

1. Algorithm SBAS: An gina cikakken hanyar sadarwa ta 15 don kowane pixel.
2. PS-InSAR: An zaɓi madaidaitan maki (amplitude dispersion <0.25).

Daidaitawar Taswira da Tabbatarwa

An canza bayanai zuwa tsarin WGS84/UTM.

1. An tabbatar da bayanan GNSS (R² >0.95).
2. An yi amfani da ma'aunin ruwa don tabbatarwa (±2.3mm).
3. An yi amfani da simintin Monte Carlo don ƙididdige kurakurai.

Samar da Sakamako

1. Tsarin Bayanai:

-- GeoTIFF: Matsakaicin saurin canji (mm/shekara)
-- CSV: Bayanan lokaci (UTC cikin milli seconds)
-- KMZ: Taswirar Google Earth

2. Sabis na API:

-- RESTful API don faɗakarwa
-- SDK na Python/Matlab don algorithms