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En prévision de l'arrivée de la forge institutionnelle INRAE, nous vous invitons à créer vos nouveaux projets sur la forge MIA.

  • Image Velocimetry
  • Fudaa Lspiv
  • Wiki
  • User manual
  • Managing source images

Managing source images · Changes

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Update Managing source images authored 5 months ago by Guillaume  Bodart's avatar Guillaume Bodart
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User-manual/Managing-source-images.md
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......@@ -94,9 +94,9 @@ DoH=\operatorname{det}\left(\begin{array}{cc}
```
With $I$ as the intensity in grayscale at the point with coordinates (x,y). The points of interest retained are those where the DoH exceeds a threshold $H$. The threshold value is automatically calculated to reach the desired number of points. We classify the number of points into three ranges:
Low point density: Number of points $\in \lbrack 300\ ;500\rbrack$
Medium point density: Number of points $\in \lbrack 1000\ ;2000\rbrack$
High point density: Number of points $\in \lbrack 3000\ ;6000\rbrack$
* Low point density: Number of points $\in \lbrack 300\ ;500\rbrack$
* Medium point density: Number of points $\in \lbrack 1000\ ;2000\rbrack$
* High point density: Number of points $\in \lbrack 3000\ ;6000\rbrack$
To ensure that stabilization is performed on the banks, the user defines a "flow" area in which no points of interest will be extracted.
......@@ -190,4 +190,4 @@ The **_File 🡪 Export 🡪 Export Stabilized Images_** command allows the expo
![image36](uploads/699af72f35c98518a69184501529a0a0/image36.png)
#
-> [**Next Section: 5. Image Orthorectification**](User-Manual/Image-Orthorectification)
-> [**Next Section: 5. Image Orthorectification**](User-Manual/Image-Orthorectification)
\ No newline at end of file
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Manuel utilisateur (français)

  1. Généralités
  2. Démarrer avec Fudaa-LSPIV
  3. Commencer une étude Fudaa-LSPIV
  4. Gestion des images sources
  5. Orthorectification des images
  6. Calcul de la vitesse de déplacement des traceurs
  7. Post traitement des vitesses calculées
  8. Affichage des résultats de vitesse
  9. Calcul du débit
  10. Export des données
  11. Relancer les calculs d'une étude existante
  12. Bug connus et parades
  13. Références bibliographiques

User manual (English)

  1. General information
  2. Getting started with Fudaa-LSPIV
  3. Starting a Fudaa-LSPIV study
  4. Managing source images
  5. Image orthorectification
  6. Tracers velocity computation
  7. Post-processing of velocity results
  8. Displaying velocity results
  9. Discharge computation
  10. Data export
  11. Relaunch existing study computations
  12. Known bugs and workarounds
  13. References

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